Degree Days

Station	Base Temp °F	2017		2018		2019		2020		2021		2022		Average		2023		County	State
Station	Base Temp °F	Jan 1	Apr 1	Jan 1	Apr 1	Jan 1	Apr 1	Jan 1	Apr 1	Jan 1	Apr 1	Jan 1	Apr 1	Jan 1	Apr 1	Jan 1	Apr 1	County	State
Hatton	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Adams County	Washington
Hatton	43	0	-	10	-	0	-	12	-	11	-	-	-	7	-	-	-	Adams County	Washington
Hatton	32	10	-	184	-	100	-	188	-	179	-	-	-	132	-	-	-	Adams County	Washington
Lind	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Adams County	Washington
Lind	43	0	-	11	-	0	-	15	-	10	-	-	-	7	-	-	-	Adams County	Washington
Lind	32	17	-	176	-	96	-	196	-	165	-	-	-	130	-	-	-	Adams County	Washington
Othello	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Adams County	Washington
Othello	43	0	-	9	-	1	-	14	-	11	-	-	-	7	-	-	-	Adams County	Washington
Othello	32	5	-	176	-	89	-	181	-	179	-	-	-	126	-	-	-	Adams County	Washington
Ritzville	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Adams County	Washington
Ritzville	43	0	-	8	-	0	-	6	-	3	-	-	-	3	-	-	-	Adams County	Washington
Ritzville	32	12	-	159	-	56	-	163	-	134	-	-	-	105	-	-	-	Adams County	Washington
Washtucna	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Adams County	Washington
Washtucna	43	0	-	12	-	0	-	15	-	11	-	-	-	8	-	-	-	Adams County	Washington
Washtucna	32	11	-	181	-	87	-	209	-	158	-	-	-	129	-	-	-	Adams County	Washington
Anatone	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Asotin County	Washington
Anatone	43	0	-	12	-	0	-	1	-	1	-	-	-	3	-	-	-	Asotin County	Washington
Anatone	32	7	-	175	-	93	-	118	-	93	-	-	-	97	-	-	-	Asotin County	Washington
100Circles	50	0	-	7	-	0	-	3	-	0	-	-	-	2	-	-	-	Benton County	Washington
100Circles	43	0	-	40	-	2	-	50	-	26	-	-	-	24	-	-	-	Benton County	Washington
100Circles	32	5	-	287	-	153	-	276	-	250	-	-	-	194	-	-	-	Benton County	Washington
Alder.Rdg	50	0	-	5	-	0	-	1	-	2	-	-	-	2	-	-	-	Benton County	Washington
Alder.Rdg	43	0	-	42	-	8	-	57	-	37	-	-	-	29	-	-	-	Benton County	Washington
Alder.Rdg	32	4	-	305	-	172	-	297	-	279	-	-	-	211	-	-	-	Benton County	Washington
Benton.E	50	0	-	6	-	0	-	6	-	0	-	-	-	2	-	-	-	Benton County	Washington
Benton.E	43	0	-	32	-	5	-	72	-	37	-	-	-	29	-	-	-	Benton County	Washington
Benton.E	32	9	-	279	-	145	-	314	-	267	-	-	-	203	-	-	-	Benton County	Washington
Benton.W	50	0	-	2	-	0	-	2	-	0	-	-	-	1	-	-	-	Benton County	Washington
Benton.W	43	0	-	20	-	4	-	58	-	27	-	-	-	22	-	-	-	Benton County	Washington
Benton.W	32	6	-	246	-	127	-	295	-	248	-	-	-	184	-	-	-	Benton County	Washington
Canoe.Rdg	50	0	-	3	-	0	-	3	-	4	-	-	-	2	-	-	-	Benton County	Washington
Canoe.Rdg	43	0	-	35	-	5	-	55	-	43	-	-	-	28	-	-	-	Benton County	Washington
Canoe.Rdg	32	7	-	290	-	147	-	295	-	276	-	-	-	203	-	-	-	Benton County	Washington
Carlson	50	0	-	0	-	0	-	0	-	1	-	-	-	0	-	-	-	Benton County	Washington
Carlson	43	0	-	18	-	0	-	26	-	23	-	-	-	13	-	-	-	Benton County	Washington
Carlson	32	9	-	211	-	117	-	226	-	222	-	-	-	157	-	-	-	Benton County	Washington
Chucker	50	0	-	3	-	0	-	0	-	9	-	-	-	2	-	-	-	Benton County	Washington
Chucker	43	0	-	35	-	8	-	58	-	56	-	-	-	31	-	-	-	Benton County	Washington
Chucker	32	24	-	288	-	176	-	305	-	296	-	-	-	218	-	-	-	Benton County	Washington
Coffin	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Benton County	Washington
Coffin	43	0	-	26	-	0	-	28	-	12	-	-	-	13	-	-	-	Benton County	Washington
Coffin	32	13	-	237	-	138	-	238	-	200	-	-	-	165	-	-	-	Benton County	Washington
Eby	50	0	-	0	-	0	-	0	-	4	-	-	-	1	-	-	-	Benton County	Washington
Eby	43	0	-	23	-	0	-	26	-	32	-	-	-	16	-	-	-	Benton County	Washington
Eby	32	20	-	241	-	136	-	241	-	252	-	-	-	178	-	-	-	Benton County	Washington
Finley	50	0	-	7	-	0	-	11	-	8	-	-	-	5	-	-	-	Benton County	Washington
Finley	43	0	-	62	-	14	-	92	-	62	-	-	-	46	-	-	-	Benton County	Washington
Finley	32	18	-	331	-	188	-	340	-	301	-	-	-	236	-	-	-	Benton County	Washington
Fourmile	50	0	-	2	-	0	-	0	-	8	-	-	-	2	-	-	-	Benton County	Washington
Fourmile	43	0	-	37	-	3	-	42	-	52	-	-	-	27	-	-	-	Benton County	Washington
Fourmile	32	18	-	267	-	169	-	267	-	284	-	-	-	201	-	-	-	Benton County	Washington
Gramling	50	0	-	1	-	0	-	0	-	1	-	-	-	0	-	-	-	Benton County	Washington
Gramling	43	0	-	21	-	1	-	20	-	22	-	-	-	13	-	-	-	Benton County	Washington
Gramling	32	11	-	238	-	127	-	208	-	197	-	-	-	156	-	-	-	Benton County	Washington
Grandview	50	0	-	5	-	0	-	4	-	0	-	-	-	2	-	-	-	Benton County	Washington
Grandview	43	0	-	21	-	7	-	51	-	20	-	-	-	20	-	-	-	Benton County	Washington
Grandview	32	2	-	245	-	124	-	285	-	220	-	-	-	175	-	-	-	Benton County	Washington
Horse.Hvn	50	0	-	1	-	0	-	0	-	2	-	-	-	1	-	-	-	Benton County	Washington
Horse.Hvn	43	0	-	30	-	1	-	34	-	31	-	-	-	19	-	-	-	Benton County	Washington
Horse.Hvn	32	17	-	262	-	149	-	259	-	265	-	-	-	191	-	-	-	Benton County	Washington
McClure	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Benton County	Washington
McClure	43	0	-	11	-	0	-	8	-	6	-	-	-	5	-	-	-	Benton County	Washington
McClure	32	8	-	179	-	116	-	178	-	180	-	-	-	132	-	-	-	Benton County	Washington
McNary	50	0	-	3	-	0	-	0	-	8	-	-	-	2	-	-	-	Benton County	Washington
McNary	43	0	-	39	-	4	-	45	-	52	-	-	-	28	-	-	-	Benton County	Washington
McNary	32	15	-	290	-	172	-	281	-	292	-	-	-	210	-	-	-	Benton County	Washington
McWhorter	50	0	-	1	-	0	-	0	-	0	-	-	-	0	-	-	-	Benton County	Washington
McWhorter	43	0	-	12	-	2	-	32	-	20	-	-	-	13	-	-	-	Benton County	Washington
McWhorter	32	8	-	214	-	100	-	244	-	233	-	-	-	160	-	-	-	Benton County	Washington
Paterson.E	50	0	-	5	-	0	-	3	-	6	-	-	-	3	-	-	-	Benton County	Washington
Paterson.E	43	0	-	39	-	2	-	48	-	47	-	-	-	27	-	-	-	Benton County	Washington
Paterson.E	32	8	-	288	-	170	-	275	-	277	-	-	-	204	-	-	-	Benton County	Washington
Paterson.W	50	0	-	4	-	0	-	2	-	3	-	-	-	2	-	-	-	Benton County	Washington
Paterson.W	43	0	-	35	-	2	-	51	-	39	-	-	-	25	-	-	-	Benton County	Washington
Paterson.W	32	2	-	276	-	143	-	278	-	261	-	-	-	192	-	-	-	Benton County	Washington
Plymouth	50	0	-	3	-	0	-	2	-	7	-	-	-	2	-	-	-	Benton County	Washington
Plymouth	43	0	-	40	-	4	-	55	-	52	-	-	-	30	-	-	-	Benton County	Washington
Plymouth	32	9	-	299	-	181	-	299	-	297	-	-	-	217	-	-	-	Benton County	Washington
Prosser.NE	50	0	-	3	-	0	-	3	-	0	-	-	-	1	-	-	-	Benton County	Washington
Prosser.NE	43	0	-	22	-	4	-	57	-	26	-	-	-	22	-	-	-	Benton County	Washington
Prosser.NE	32	3	-	245	-	130	-	294	-	242	-	-	-	183	-	-	-	Benton County	Washington
Red.Mtn.N	50	0	-	4	-	0	-	0	-	0	-	-	-	1	-	-	-	Benton County	Washington
Red.Mtn.N	43	0	-	19	-	3	-	39	-	21	-	-	-	16	-	-	-	Benton County	Washington
Red.Mtn.N	32	5	-	235	-	115	-	262	-	218	-	-	-	167	-	-	-	Benton County	Washington
Red.Mtn.S	50	0	-	6	-	0	-	6	-	1	-	-	-	3	-	-	-	Benton County	Washington
Red.Mtn.S	43	0	-	35	-	6	-	70	-	40	-	-	-	30	-	-	-	Benton County	Washington
Red.Mtn.S	32	7	-	281	-	150	-	320	-	274	-	-	-	206	-	-	-	Benton County	Washington
Richland.N	50	0	-	7	-	0	-	11	-	2	-	-	-	4	-	-	-	Benton County	Washington
Richland.N	43	0	-	36	-	7	-	82	-	47	-	-	-	34	-	-	-	Benton County	Washington
Richland.N	32	13	-	283	-	173	-	327	-	276	-	-	-	214	-	-	-	Benton County	Washington
Wheelhouse	50	0	-	3	-	0	-	1	-	3	-	-	-	1	-	-	-	Benton County	Washington
Wheelhouse	43	0	-	33	-	0	-	40	-	34	-	-	-	21	-	-	-	Benton County	Washington
Wheelhouse	32	10	-	279	-	155	-	263	-	268	-	-	-	195	-	-	-	Benton County	Washington
Whitcomb	50	0	-	3	-	0	-	1	-	1	-	-	-	1	-	-	-	Benton County	Washington
Whitcomb	43	0	-	37	-	5	-	47	-	27	-	-	-	23	-	-	-	Benton County	Washington
Whitcomb	32	13	-	295	-	185	-	286	-	264	-	-	-	209	-	-	-	Benton County	Washington
Boyd.Dist	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Chelan County	Washington
Boyd.Dist	43	0	-	2	-	0	-	0	-	0	-	-	-	0	-	-	-	Chelan County	Washington
Boyd.Dist	32	7	-	57	-	27	-	72	-	48	-	-	-	42	-	-	-	Chelan County	Washington
Chelan.S	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Chelan County	Washington
Chelan.S	43	0	-	0	-	0	-	5	-	0	-	-	-	1	-	-	-	Chelan County	Washington
Chelan.S	32	15	-	99	-	66	-	127	-	84	-	-	-	78	-	-	-	Chelan County	Washington
Wenatch.S	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Chelan County	Washington
Wenatch.S	43	0	-	7	-	0	-	0	-	0	-	-	-	1	-	-	-	Chelan County	Washington
Wenatch.S	32	1	-	77	-	40	-	105	-	66	-	-	-	58	-	-	-	Chelan County	Washington
Wenatch.W	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Chelan County	Washington
Wenatch.W	43	0	-	5	-	0	-	8	-	0	-	-	-	2	-	-	-	Chelan County	Washington
Wenatch.W	32	16	-	127	-	62	-	138	-	123	-	-	-	93	-	-	-	Chelan County	Washington
Sequim	50	0	-	2	-	0	-	0	-	2	-	-	-	1	-	-	-	Clallam County	Washington
Sequim	43	9	-	42	-	25	-	42	-	24	-	-	-	28	-	-	-	Clallam County	Washington
Sequim	32	162	-	368	-	308	-	315	-	314	-	-	-	293	-	-	-	Clallam County	Washington
Vancouver	50	0	-	5	-	0	-	11	-	3	-	-	-	4	-	-	-	Clark County	Washington
Vancouver	43	4	-	85	-	26	-	103	-	67	-	-	-	57	-	-	-	Clark County	Washington
Vancouver	32	119	-	425	-	320	-	417	-	394	-	-	-	335	-	-	-	Clark County	Washington
Dayton.NE	50	0	-	4	-	0	-	3	-	3	-	-	-	2	-	-	-	Columbia County	Washington
Dayton.NE	43	1	-	37	-	10	-	45	-	28	-	-	-	24	-	-	-	Columbia County	Washington
Dayton.NE	32	47	-	270	-	175	-	289	-	246	-	-	-	205	-	-	-	Columbia County	Washington
Dayton.NW	50	0	-	3	-	0	-	0	-	2	-	-	-	1	-	-	-	Columbia County	Washington
Dayton.NW	43	0	-	29	-	5	-	32	-	25	-	-	-	18	-	-	-	Columbia County	Washington
Dayton.NW	32	38	-	241	-	147	-	240	-	214	-	-	-	176	-	-	-	Columbia County	Washington
Huntsville	50	0	-	3	-	0	-	1	-	6	-	-	-	2	-	-	-	Columbia County	Washington
Huntsville	43	0	-	33	-	9	-	45	-	43	-	-	-	26	-	-	-	Columbia County	Washington
Huntsville	32	44	-	263	-	164	-	273	-	267	-	-	-	202	-	-	-	Columbia County	Washington
Brays.Land	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Brays.Land	43	0	-	2	-	0	-	2	-	0	-	-	-	1	-	-	-	Douglas County	Washington
Brays.Land	32	9	-	86	-	38	-	104	-	64	-	-	-	60	-	-	-	Douglas County	Washington
Mansfield	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Mansfield	43	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Mansfield	32	1	-	26	-	14	-	42	-	15	-	-	-	19	-	-	-	Douglas County	Washington
Orondo	50	0	-	1	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Orondo	43	0	-	8	-	0	-	10	-	0	-	-	-	4	-	-	-	Douglas County	Washington
Orondo	32	21	-	139	-	76	-	155	-	131	-	-	-	104	-	-	-	Douglas County	Washington
Sunrise	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Sunrise	43	0	-	4	-	0	-	12	-	0	-	-	-	3	-	-	-	Douglas County	Washington
Sunrise	32	13	-	123	-	80	-	132	-	135	-	-	-	97	-	-	-	Douglas County	Washington
Waterville	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Waterville	43	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Waterville	32	0	-	18	-	6	-	28	-	11	-	-	-	12	-	-	-	Douglas County	Washington
Wenatch.E	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Douglas County	Washington
Wenatch.E	43	0	-	5	-	0	-	4	-	0	-	-	-	2	-	-	-	Douglas County	Washington
Wenatch.E	32	5	-	97	-	50	-	120	-	102	-	-	-	75	-	-	-	Douglas County	Washington
Big.Flat	50	0	-	2	-	0	-	0	-	5	-	-	-	1	-	-	-	Franklin County	Washington
Big.Flat	43	0	-	31	-	3	-	42	-	34	-	-	-	22	-	-	-	Franklin County	Washington
Big.Flat	32	13	-	252	-	147	-	262	-	242	-	-	-	183	-	-	-	Franklin County	Washington
Connell.N	50	0	-	0	-	0	-	0	-	1	-	-	-	0	-	-	-	Franklin County	Washington
Connell.N	43	0	-	14	-	0	-	18	-	15	-	-	-	9	-	-	-	Franklin County	Washington
Connell.N	32	9	-	201	-	102	-	206	-	191	-	-	-	142	-	-	-	Franklin County	Washington
Juniper	50	0	-	3	-	0	-	2	-	3	-	-	-	1	-	-	-	Franklin County	Washington
Juniper	43	0	-	30	-	4	-	59	-	26	-	-	-	24	-	-	-	Franklin County	Washington
Juniper	32	5	-	272	-	163	-	292	-	220	-	-	-	191	-	-	-	Franklin County	Washington
Mesa.SE	50	0	-	2	-	0	-	1	-	3	-	-	-	1	-	-	-	Franklin County	Washington
Mesa.SE	43	0	-	26	-	3	-	49	-	32	-	-	-	22	-	-	-	Franklin County	Washington
Mesa.SE	32	11	-	252	-	130	-	261	-	220	-	-	-	175	-	-	-	Franklin County	Washington
Pasco	50	0	-	7	-	0	-	16	-	7	-	-	-	6	-	-	-	Franklin County	Washington
Pasco	43	0	-	48	-	10	-	95	-	60	-	-	-	42	-	-	-	Franklin County	Washington
Pasco	32	10	-	299	-	172	-	337	-	297	-	-	-	223	-	-	-	Franklin County	Washington
Pasco.NW	50	0	-	5	-	0	-	3	-	3	-	-	-	2	-	-	-	Franklin County	Washington
Pasco.NW	43	0	-	31	-	6	-	63	-	39	-	-	-	28	-	-	-	Franklin County	Washington
Pasco.NW	32	8	-	276	-	146	-	313	-	266	-	-	-	202	-	-	-	Franklin County	Washington
Ringold	50	0	-	1	-	0	-	0	-	1	-	-	-	1	-	-	-	Franklin County	Washington
Ringold	43	0	-	19	-	3	-	41	-	24	-	-	-	17	-	-	-	Franklin County	Washington
Ringold	32	5	-	224	-	116	-	256	-	221	-	-	-	164	-	-	-	Franklin County	Washington
Smith.Cyn	50	0	-	6	-	0	-	6	-	6	-	-	-	3	-	-	-	Franklin County	Washington
Smith.Cyn	43	0	-	37	-	6	-	73	-	48	-	-	-	33	-	-	-	Franklin County	Washington
Smith.Cyn	32	8	-	283	-	162	-	314	-	267	-	-	-	207	-	-	-	Franklin County	Washington
Ephrata	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
Ephrata	43	0	-	4	-	1	-	8	-	0	-	-	-	3	-	-	-	Grant County	Washington
Ephrata	32	4	-	142	-	77	-	140	-	130	-	-	-	99	-	-	-	Grant County	Washington
Frenchman	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
Frenchman	43	0	-	7	-	0	-	10	-	2	-	-	-	4	-	-	-	Grant County	Washington
Frenchman	32	5	-	161	-	64	-	169	-	148	-	-	-	109	-	-	-	Grant County	Washington
George	50	0	-	1	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
George	43	0	-	8	-	1	-	16	-	0	-	-	-	5	-	-	-	Grant County	Washington
George	32	4	-	147	-	76	-	184	-	144	-	-	-	111	-	-	-	Grant County	Washington
Hartline	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
Hartline	43	0	-	1	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
Hartline	32	4	-	82	-	43	-	101	-	105	-	-	-	67	-	-	-	Grant County	Washington
Mae	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
Mae	43	0	-	6	-	1	-	19	-	2	-	-	-	5	-	-	-	Grant County	Washington
Mae	32	3	-	167	-	81	-	172	-	132	-	-	-	111	-	-	-	Grant County	Washington
Mattawa.E	50	0	-	4	-	0	-	1	-	0	-	-	-	1	-	-	-	Grant County	Washington
Mattawa.E	43	0	-	17	-	4	-	31	-	13	-	-	-	13	-	-	-	Grant County	Washington
Mattawa.E	32	4	-	207	-	127	-	243	-	201	-	-	-	156	-	-	-	Grant County	Washington
RoyalCty.E	50	0	-	5	-	0	-	0	-	0	-	-	-	1	-	-	-	Grant County	Washington
RoyalCty.E	43	0	-	17	-	3	-	24	-	10	-	-	-	11	-	-	-	Grant County	Washington
RoyalCty.E	32	7	-	222	-	108	-	220	-	186	-	-	-	149	-	-	-	Grant County	Washington
RoyalCty.W	50	0	-	4	-	0	-	0	-	0	-	-	-	1	-	-	-	Grant County	Washington
RoyalCty.W	43	0	-	12	-	1	-	11	-	3	-	-	-	5	-	-	-	Grant County	Washington
RoyalCty.W	32	4	-	181	-	79	-	181	-	150	-	-	-	119	-	-	-	Grant County	Washington
RoyalSlope	50	0	-	3	-	0	-	0	-	0	-	-	-	1	-	-	-	Grant County	Washington
RoyalSlope	43	0	-	11	-	3	-	15	-	9	-	-	-	8	-	-	-	Grant County	Washington
RoyalSlope	32	8	-	190	-	91	-	195	-	187	-	-	-	134	-	-	-	Grant County	Washington
Wheeler	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Grant County	Washington
Wheeler	43	0	-	7	-	0	-	12	-	5	-	-	-	5	-	-	-	Grant County	Washington
Wheeler	32	5	-	164	-	76	-	163	-	156	-	-	-	113	-	-	-	Grant County	Washington
Grayland	50	0	-	16	-	4	-	6	-	0	-	-	-	5	-	-	-	Grays Harbor County	Washington
Grayland	43	31	-	142	-	100	-	114	-	58	-	-	-	89	-	-	-	Grays Harbor County	Washington
Grayland	32	282	-	512	-	446	-	441	-	389	-	-	-	414	-	-	-	Grays Harbor County	Washington
Montesano	50	1	-	2	-	0	-	6	-	3	-	-	-	2	-	-	-	Grays Harbor County	Washington
Montesano	43	11	-	76	-	49	-	93	-	56	-	-	-	57	-	-	-	Grays Harbor County	Washington
Montesano	32	192	-	417	-	355	-	403	-	380	-	-	-	349	-	-	-	Grays Harbor County	Washington
Coupeville	50	0	-	0	-	1	-	7	-	1	-	-	-	2	-	-	-	Island County	Washington
Coupeville	43	19	-	68	-	49	-	85	-	42	-	-	-	53	-	-	-	Island County	Washington
Coupeville	32	200	-	400	-	351	-	384	-	350	-	-	-	337	-	-	-	Island County	Washington
Langley	50	0	-	0	-	0	-	6	-	0	-	-	-	1	-	-	-	Island County	Washington
Langley	43	18	-	64	-	39	-	69	-	34	-	-	-	45	-	-	-	Island County	Washington
Langley	32	193	-	389	-	325	-	353	-	333	-	-	-	319	-	-	-	Island County	Washington
Chimacum	50	0	-	0	-	0	-	9	-	1	-	-	-	2	-	-	-	Jefferson County	Washington
Chimacum	43	17	-	57	-	25	-	68	-	37	-	-	-	41	-	-	-	Jefferson County	Washington
Chimacum	32	173	-	374	-	292	-	347	-	327	-	-	-	303	-	-	-	Jefferson County	Washington
Seattle	50	0	-	0	-	0	-	6	-	1	-	-	-	1	-	-	-	King County	Washington
Seattle	43	15	-	92	-	66	-	96	-	49	-	-	-	63	-	-	-	King County	Washington
Seattle	32	208	-	443	-	401	-	411	-	386	-	-	-	370	-	-	-	King County	Washington
Poulsbo.S	50	0	-	1	-	0	-	5	-	1	-	-	-	1	-	-	-	Kitsap County	Washington
Poulsbo.S	43	17	-	68	-	35	-	74	-	33	-	-	-	45	-	-	-	Kitsap County	Washington
Poulsbo.S	32	186	-	402	-	343	-	368	-	345	-	-	-	329	-	-	-	Kitsap County	Washington
Broadview	50	0	-	1	-	0	-	0	-	0	-	-	-	0	-	-	-	Kittitas County	Washington
Broadview	43	0	-	9	-	0	-	1	-	0	-	-	-	2	-	-	-	Kittitas County	Washington
Broadview	32	3	-	111	-	34	-	84	-	98	-	-	-	66	-	-	-	Kittitas County	Washington
Thorp	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Kittitas County	Washington
Thorp	43	0	-	7	-	0	-	1	-	0	-	-	-	2	-	-	-	Kittitas County	Washington
Thorp	32	4	-	127	-	47	-	101	-	105	-	-	-	77	-	-	-	Kittitas County	Washington
Vantage	50	0	-	7	-	0	-	3	-	0	-	-	-	2	-	-	-	Kittitas County	Washington
Vantage	43	0	-	31	-	6	-	40	-	16	-	-	-	18	-	-	-	Kittitas County	Washington
Vantage	32	18	-	265	-	151	-	261	-	229	-	-	-	185	-	-	-	Kittitas County	Washington
Alderdale	50	0	-	5	-	0	-	1	-	0	-	-	-	1	-	-	-	Klickitat County	Washington
Alderdale	43	0	-	37	-	4	-	50	-	25	-	-	-	23	-	-	-	Klickitat County	Washington
Alderdale	32	4	-	288	-	149	-	278	-	245	-	-	-	193	-	-	-	Klickitat County	Washington
Dallesport	50	-	-	-	-	-	-	3	-	99950	-	-	-	49976	-	-	-	Klickitat County	Washington
Dallesport	43	-	-	-	-	-	-	47	-	100000	-	-	-	50024	-	-	-	Klickitat County	Washington
Dallesport	32	-	-	-	-	-	-	306	-	100294	-	-	-	50300	-	-	-	Klickitat County	Washington
Husum	50	0	-	3	-	0	-	0	-	0	-	-	-	1	-	-	-	Klickitat County	Washington
Husum	43	0	-	34	-	3	-	27	-	12	-	-	-	15	-	-	-	Klickitat County	Washington
Husum	32	33	-	255	-	166	-	239	-	249	-	-	-	189	-	-	-	Klickitat County	Washington
Maryhill	50	0	-	7	-	0	-	0	-	0	-	-	-	1	-	-	-	Klickitat County	Washington
Maryhill	43	0	-	46	-	7	-	51	-	36	-	-	-	28	-	-	-	Klickitat County	Washington
Maryhill	32	9	-	319	-	185	-	311	-	311	-	-	-	227	-	-	-	Klickitat County	Washington
McKinley	50	0	-	6	-	0	-	1	-	1	-	-	-	1	-	-	-	Klickitat County	Washington
McKinley	43	0	-	36	-	3	-	45	-	28	-	-	-	22	-	-	-	Klickitat County	Washington
McKinley	32	16	-	282	-	141	-	274	-	255	-	-	-	194	-	-	-	Klickitat County	Washington
PhinnyHill	50	0	-	6	-	0	-	5	-	1	-	-	-	2	-	-	-	Klickitat County	Washington
PhinnyHill	43	0	-	39	-	6	-	63	-	28	-	-	-	27	-	-	-	Klickitat County	Washington
PhinnyHill	32	7	-	294	-	165	-	305	-	253	-	-	-	205	-	-	-	Klickitat County	Washington
Roosevelt	50	0	-	10	-	0	-	5	-	0	-	-	-	3	-	-	-	Klickitat County	Washington
Roosevelt	43	0	-	49	-	6	-	67	-	30	-	-	-	31	-	-	-	Klickitat County	Washington
Roosevelt	32	12	-	314	-	205	-	333	-	286	-	-	-	230	-	-	-	Klickitat County	Washington
Chehalis	50	0	-	5	-	0	-	7	-	3	-	-	-	3	-	-	-	Lewis County	Washington
Chehalis	43	7	-	79	-	38	-	89	-	58	-	-	-	54	-	-	-	Lewis County	Washington
Chehalis	32	158	-	419	-	335	-	397	-	375	-	-	-	337	-	-	-	Lewis County	Washington
Davenport	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Lincoln County	Washington
Davenport	43	0	-	0	-	0	-	2	-	0	-	-	-	0	-	-	-	Lincoln County	Washington
Davenport	32	4	-	56	-	25	-	94	-	62	-	-	-	48	-	-	-	Lincoln County	Washington
Harrington	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Lincoln County	Washington
Harrington	43	0	-	6	-	0	-	2	-	2	-	-	-	2	-	-	-	Lincoln County	Washington
Harrington	32	8	-	111	-	43	-	127	-	107	-	-	-	79	-	-	-	Lincoln County	Washington
Arrowhead	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Okanogan County	Washington
Arrowhead	43	0	-	0	-	0	-	5	-	0	-	-	-	1	-	-	-	Okanogan County	Washington
Arrowhead	32	18	-	63	-	54	-	123	-	93	-	-	-	70	-	-	-	Okanogan County	Washington
Azwell	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Okanogan County	Washington
Azwell	43	0	-	0	-	0	-	10	-	0	-	-	-	2	-	-	-	Okanogan County	Washington
Azwell	32	26	-	79	-	72	-	144	-	109	-	-	-	86	-	-	-	Okanogan County	Washington
Oroville.E	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Okanogan County	Washington
Oroville.E	43	0	-	0	-	2	-	5	-	0	-	-	-	1	-	-	-	Okanogan County	Washington
Oroville.E	32	26	-	96	-	86	-	143	-	133	-	-	-	97	-	-	-	Okanogan County	Washington
Pogue.Flat	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Okanogan County	Washington
Pogue.Flat	43	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Okanogan County	Washington
Pogue.Flat	32	13	-	47	-	43	-	90	-	69	-	-	-	52	-	-	-	Okanogan County	Washington
Long.Beach	50	0	-	23	-	6	-	10	-	4	-	-	-	8	-	-	-	Pacific County	Washington
Long.Beach	43	5	-	156	-	97	-	126	-	71	-	-	-	91	-	-	-	Pacific County	Washington
Long.Beach	32	74	-	526	-	446	-	456	-	401	-	-	-	381	-	-	-	Pacific County	Washington
Puyallup	50	1	-	1	-	0	-	6	-	4	-	-	-	2	-	-	-	Pierce County	Washington
Puyallup	43	9	-	69	-	38	-	81	-	39	-	-	-	47	-	-	-	Pierce County	Washington
Puyallup	32	164	-	401	-	321	-	373	-	346	-	-	-	321	-	-	-	Pierce County	Washington
Mt. Vernon	50	-	-	-	-	-	-	-	-	5	-	-	-	5	-	-	-	Skagit County	Washington
Mt. Vernon	43	-	-	-	-	-	-	-	-	60	-	-	-	60	-	-	-	Skagit County	Washington
Mt. Vernon	32	-	-	-	-	-	-	-	-	356	-	-	-	356	-	-	-	Skagit County	Washington
Stevenson	50	0	-	6	-	2	-	3	-	0	-	-	-	2	-	-	-	Skamania County	Washington
Stevenson	43	0	-	67	-	19	-	62	-	58	-	-	-	41	-	-	-	Skamania County	Washington
Stevenson	32	71	-	393	-	325	-	355	-	391	-	-	-	307	-	-	-	Skamania County	Washington
Underwood	50	0	-	3	-	0	-	0	-	0	-	-	-	1	-	-	-	Skamania County	Washington
Underwood	43	0	-	33	-	4	-	26	-	8	-	-	-	14	-	-	-	Skamania County	Washington
Underwood	32	29	-	259	-	164	-	236	-	240	-	-	-	186	-	-	-	Skamania County	Washington
Snohomish	50	0	-	0	-	0	-	7	-	0	-	-	-	1	-	-	-	Snohomish County	Washington
Snohomish	43	7	-	63	-	42	-	77	-	27	-	-	-	43	-	-	-	Snohomish County	Washington
Snohomish	32	155	-	394	-	325	-	365	-	315	-	-	-	311	-	-	-	Snohomish County	Washington
Fairfield	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Spokane County	Washington
Fairfield	43	0	-	6	-	0	-	4	-	3	-	-	-	2	-	-	-	Spokane County	Washington
Fairfield	32	16	-	155	-	78	-	133	-	103	-	-	-	97	-	-	-	Spokane County	Washington
Green.Blff	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Spokane County	Washington
Green.Blff	43	0	-	3	-	0	-	3	-	1	-	-	-	1	-	-	-	Spokane County	Washington
Green.Blff	32	27	-	136	-	60	-	136	-	92	-	-	-	90	-	-	-	Spokane County	Washington
Addy	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Stevens County	Washington
Addy	43	0	-	0	-	0	-	6	-	0	-	-	-	1	-	-	-	Stevens County	Washington
Addy	32	15	-	71	-	40	-	85	-	66	-	-	-	55	-	-	-	Stevens County	Washington
Olympia.E	50	0	-	1	-	0	-	8	-	3	-	-	-	2	-	-	-	Thurston County	Washington
Olympia.E	43	7	-	61	-	32	-	72	-	44	-	-	-	43	-	-	-	Thurston County	Washington
Olympia.E	32	152	-	385	-	295	-	365	-	351	-	-	-	310	-	-	-	Thurston County	Washington
Tumwa.SW	50	0	-	2	-	0	-	5	-	3	-	-	-	2	-	-	-	Thurston County	Washington
Tumwa.SW	43	5	-	59	-	28	-	67	-	33	-	-	-	39	-	-	-	Thurston County	Washington
Tumwa.SW	32	154	-	381	-	306	-	361	-	337	-	-	-	308	-	-	-	Thurston County	Washington
Tumwater	50	-	-	-	-	-	-	-	-	2	-	-	-	2	-	-	-	Thurston County	Washington
Tumwater	43	-	-	-	-	-	-	-	-	33	-	-	-	33	-	-	-	Thurston County	Washington
Tumwater	32	-	-	-	-	-	-	-	-	336	-	-	-	336	-	-	-	Thurston County	Washington
College.Pl	50	0	-	12	-	0	-	20	-	16	-	-	-	9	-	-	-	Walla Walla County	Washington
College.Pl	43	0	-	78	-	26	-	100	-	76	-	-	-	56	-	-	-	Walla Walla County	Washington
College.Pl	32	32	-	345	-	194	-	345	-	296	-	-	-	243	-	-	-	Walla Walla County	Washington
FishHook	50	0	-	2	-	0	-	2	-	5	-	-	-	2	-	-	-	Walla Walla County	Washington
FishHook	43	0	-	31	-	7	-	57	-	45	-	-	-	28	-	-	-	Walla Walla County	Washington
FishHook	32	8	-	268	-	160	-	278	-	259	-	-	-	195	-	-	-	Walla Walla County	Washington
K2H	50	0	-	1	-	0	-	1	-	3	-	-	-	1	-	-	-	Walla Walla County	Washington
K2H	43	0	-	28	-	3	-	38	-	31	-	-	-	20	-	-	-	Walla Walla County	Washington
K2H	32	5	-	250	-	141	-	239	-	211	-	-	-	169	-	-	-	Walla Walla County	Washington
Prescott.N	50	0	-	2	-	0	-	1	-	3	-	-	-	1	-	-	-	Walla Walla County	Washington
Prescott.N	43	0	-	25	-	8	-	37	-	30	-	-	-	20	-	-	-	Walla Walla County	Washington
Prescott.N	32	39	-	241	-	152	-	252	-	248	-	-	-	186	-	-	-	Walla Walla County	Washington
Touchet	50	0	-	6	-	0	-	14	-	10	-	-	-	6	-	-	-	Walla Walla County	Washington
Touchet	43	0	-	57	-	11	-	94	-	63	-	-	-	45	-	-	-	Walla Walla County	Washington
Touchet	32	14	-	324	-	128	-	326	-	270	-	-	-	212	-	-	-	Walla Walla County	Washington
Wallula.S	50	0	-	10	-	0	-	12	-	15	-	-	-	7	-	-	-	Walla Walla County	Washington
Wallula.S	43	0	-	70	-	25	-	97	-	78	-	-	-	54	-	-	-	Walla Walla County	Washington
Wallula.S	32	21	-	353	-	231	-	356	-	332	-	-	-	259	-	-	-	Walla Walla County	Washington
Welland	50	0	-	2	-	0	-	1	-	6	-	-	-	2	-	-	-	Walla Walla County	Washington
Welland	43	0	-	29	-	5	-	54	-	39	-	-	-	25	-	-	-	Walla Walla County	Washington
Welland	32	4	-	258	-	150	-	267	-	229	-	-	-	182	-	-	-	Walla Walla County	Washington
Nooksack	50	0	-	0	-	0	-	0	-	1	-	-	-	0	-	-	-	Whatcom County	Washington
Nooksack	43	9	-	39	-	25	-	39	-	28	-	-	-	28	-	-	-	Whatcom County	Washington
Nooksack	32	140	-	300	-	307	-	271	-	292	-	-	-	262	-	-	-	Whatcom County	Washington
Ten Mile	50	0	-	2	-	0	-	4	-	2	-	-	-	1	-	-	-	Whatcom County	Washington
Ten Mile	43	14	-	46	-	30	-	50	-	38	-	-	-	36	-	-	-	Whatcom County	Washington
Ten Mile	32	148	-	329	-	286	-	301	-	320	-	-	-	277	-	-	-	Whatcom County	Washington
Garfield.E	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Whitman County	Washington
Garfield.E	43	0	-	7	-	0	-	0	-	2	-	-	-	2	-	-	-	Whitman County	Washington
Garfield.E	32	13	-	161	-	93	-	127	-	111	-	-	-	101	-	-	-	Whitman County	Washington
LaCrosse	50	0	-	0	-	0	-	1	-	0	-	-	-	0	-	-	-	Whitman County	Washington
LaCrosse	43	0	-	20	-	2	-	21	-	17	-	-	-	12	-	-	-	Whitman County	Washington
LaCrosse	32	24	-	205	-	122	-	231	-	183	-	-	-	153	-	-	-	Whitman County	Washington
Pullman	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Whitman County	Washington
Pullman	43	0	-	9	-	0	-	1	-	2	-	-	-	3	-	-	-	Whitman County	Washington
Pullman	32	16	-	205	-	108	-	151	-	133	-	-	-	123	-	-	-	Whitman County	Washington
Ahtanum	50	0	-	2	-	0	-	0	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Ahtanum	43	0	-	13	-	0	-	18	-	1	-	-	-	7	-	-	-	Yakima County	Washington
Ahtanum	32	3	-	178	-	98	-	196	-	138	-	-	-	123	-	-	-	Yakima County	Washington
Buena	50	0	-	3	-	0	-	1	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Buena	43	0	-	18	-	6	-	39	-	4	-	-	-	13	-	-	-	Yakima County	Washington
Buena	32	3	-	221	-	102	-	249	-	194	-	-	-	154	-	-	-	Yakima County	Washington
Cowiche	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Cowiche	43	0	-	5	-	2	-	8	-	0	-	-	-	3	-	-	-	Yakima County	Washington
Cowiche	32	4	-	135	-	86	-	162	-	138	-	-	-	105	-	-	-	Yakima County	Washington
Granger	50	0	-	4	-	0	-	0	-	-	-	-	-	1	-	-	-	Yakima County	Washington
Granger	43	0	-	22	-	6	-	40	-	-	-	-	-	17	-	-	-	Yakima County	Washington
Granger	32	2	-	232	-	115	-	258	-	-	-	-	-	152	-	-	-	Yakima County	Washington
Konnowac	50	0	-	2	-	0	-	0	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Konnowac	43	0	-	19	-	5	-	35	-	4	-	-	-	13	-	-	-	Yakima County	Washington
Konnowac	32	6	-	219	-	99	-	246	-	197	-	-	-	153	-	-	-	Yakima County	Washington
Mabton.E	50	0	-	2	-	0	-	9	-	0	-	-	-	2	-	-	-	Yakima County	Washington
Mabton.E	43	0	-	17	-	6	-	72	-	24	-	-	-	24	-	-	-	Yakima County	Washington
Mabton.E	32	2	-	234	-	125	-	301	-	226	-	-	-	178	-	-	-	Yakima County	Washington
Moxee.SE	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Moxee.SE	43	0	-	11	-	0	-	18	-	2	-	-	-	6	-	-	-	Yakima County	Washington
Moxee.SE	32	7	-	188	-	83	-	194	-	150	-	-	-	124	-	-	-	Yakima County	Washington
Naches	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Naches	43	0	-	4	-	0	-	8	-	0	-	-	-	3	-	-	-	Yakima County	Washington
Naches	32	4	-	137	-	80	-	165	-	133	-	-	-	104	-	-	-	Yakima County	Washington
Outlook	50	0	-	3	-	0	-	2	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Outlook	43	0	-	19	-	7	-	36	-	9	-	-	-	14	-	-	-	Yakima County	Washington
Outlook	32	5	-	231	-	115	-	260	-	214	-	-	-	165	-	-	-	Yakima County	Washington
Parker	50	0	-	3	-	0	-	0	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Parker	43	0	-	23	-	6	-	37	-	8	-	-	-	15	-	-	-	Yakima County	Washington
Parker	32	10	-	247	-	119	-	263	-	231	-	-	-	174	-	-	-	Yakima County	Washington
Pomona	50	0	-	0	-	0	-	0	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Pomona	43	0	-	5	-	0	-	14	-	1	-	-	-	4	-	-	-	Yakima County	Washington
Pomona	32	7	-	166	-	103	-	184	-	173	-	-	-	127	-	-	-	Yakima County	Washington
Snipes.Mtn	50	0	-	5	-	0	-	2	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Snipes.Mtn	43	0	-	24	-	10	-	55	-	19	-	-	-	22	-	-	-	Yakima County	Washington
Snipes.Mtn	32	2	-	263	-	123	-	295	-	234	-	-	-	183	-	-	-	Yakima County	Washington
Sunnyside	50	0	-	1	-	0	-	2	-	0	-	-	-	0	-	-	-	Yakima County	Washington
Sunnyside	43	0	-	12	-	4	-	46	-	14	-	-	-	15	-	-	-	Yakima County	Washington
Sunnyside	32	2	-	227	-	78	-	270	-	208	-	-	-	157	-	-	-	Yakima County	Washington
Sunside.N	50	0	-	4	-	0	-	3	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Sunside.N	43	0	-	22	-	8	-	44	-	10	-	-	-	17	-	-	-	Yakima County	Washington
Sunside.N	32	5	-	250	-	121	-	280	-	231	-	-	-	177	-	-	-	Yakima County	Washington
Sunside.NE	50	0	-	2	-	0	-	2	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Sunside.NE	43	0	-	18	-	6	-	39	-	11	-	-	-	15	-	-	-	Yakima County	Washington
Sunside.NE	32	4	-	223	-	104	-	257	-	206	-	-	-	159	-	-	-	Yakima County	Washington
Toppenish	50	0	-	2	-	0	-	1	-	0	-	-	-	1	-	-	-	Yakima County	Washington
Toppenish	43	0	-	19	-	4	-	38	-	8	-	-	-	14	-	-	-	Yakima County	Washington
Toppenish	32	2	-	216	-	97	-	244	-	194	-	-	-	151	-	-	-	Yakima County	Washington

GDD are calculated by subtracting a base temperature from the average daily temperature (°F). If the resulting value is less than 0, then it is set to 0. Thus GDD are always 0 or greater.

GDD = (Tmax+Tmin)/2 - Tbase