Average Temperatures in Washington

Average annual temperatures for cities, towns, parks and lakes throughout Washington are listed below in degrees Fahrenheit and Celsius.

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1981 to 2010.

Place name links take you to more detailed temperature information for that location.

Olympic Peninsula & West Coast

Average annual temperatures
High °F	Low °F	Place	High °C	Low °C
58	44	Aberdeen	15	7
59	41	Clearwater	15	5
59	42	Forks	15	5
58	41	Friday Harbor, San Juan Island	14	5
58	44	Grayland	14	6
57	43	Long Beach	14	6
55	45	Port Angeles	13	7

Average temperatures for the year
High °F	Low °F	Place	High °C	Low °C
60	44	Anacortes	15	7
58	42	Bellingham	14	6
60	44	Bremerton	16	6
61	43	Everett	16	6
62	43	Longview	17	6
58	42	Olga, Orcas Island	15	6
61	41	Olympia	16	5
59	45	Port Townsend	15	7
61	46	Seattle	16	8
62	45	Tacoma	17	7
62	42	Vancouver	17	6

Average yearly temperatures
High °F	Low °F	Place	High °C	Low °C
56	39	Baker Lake Dam	14	4
59	41	Baring	15	5
62	41	Darrington	17	5
60	35	Mt Adams Ranger Station	15	2
47	31	Mt Rainier Paradise Ranger Station	8	-1
58	41	Mud Mountain Lake Dam	15	5
57	41	Ross Dam	14	5
48	35	Stampede Pass	9	2

Annual average temperature
High °F	Low °F	Place	High °C	Low °C
57	35	Boundary Dam	14	2
60	42	Chelan	16	5
60	39	Coulee Dam	16	4
66	44	Kennewick	19	7
61	35	Leavenworth	16	2
58	37	Pullman	15	3
58	39	Spokane	14	4
63	44	Walla Walla	17	7
63	39	Wenatchee	17	4
60	32	Winthrop	15	0
63	36	Yakima	17	2