Average Annual Snowfall in Washington

The tables below give yearly averages for snowfall at cities and other locations in Washington state. The numbers are for the total amount of snow and for how many days it snows at least 0.1 inches (0.25 centimetres).

The snowfall totals are annual averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

You can jump to a separate table for each region of the state: Olympic Peninsula & West Coast, San Juan Islands & Puget Sound, Cascade Mountains and Eastern Washington.

Olympic Peninsula & West Coast

Average annual snowfall

Days	Place	Inches	Centi­metres
0.3	Aberdeen	0.5	1.3
5.1	Forks	7.9	20.1
0.0	Grayland	0.0	0.0
0.1	Long Beach	0.0	0.0
0.2	Port Angeles	0.4	1.0

San Juan Islands, Puget Sound & South

Yearly snow averages

Days	Place	Inches	Centi­metres
2.0	Bellingham	3.4	8.6
1.6	Bremerton	3.0	7.6
3.0	Oak Harbor, Whidbey Island	5.4	13.7
2.6	Olga, Orcas Island	5.8	14.7
2.2	Olympia	3.9	9.9
0.3	Port Townsend	0.6	1.5
4.7	Seattle	6.3	16.0
0.9	Vancouver	0.8	2.0

Cascade Mountains

Average total snowfall for a year

Days	Place	Inches	Centi­metres
16.6	Baker Lake Dam	42.4	107.7
17.1	Baring	44.3	112.5
20.0	Ross Dam	66.7	169.4

Eastern Washington State

Average annual snowfall

Days	Place	Inches	Centi­metres
31.9	Boundary Dam	54.8	139.2
14.6	Chelan	20.5	52.1
28.9	Leavenworth	80.2	203.7
18.2	Pullman	32.7	83.1
34.7	Spokane	45.4	115.3
7.1	Walla Walla	6.5	16.5
12.9	Wenatchee	16.5	41.9
34.2	Winthrop	59.4	150.9
14.3	Yakima	20.3	51.6

Spokane