Average Temperatures for Washington in March

Average temperatures for March at cities and other locations throughout Washington are listed below in degrees Fahrenheit and Celsius.

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.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Olympic Peninsula & West Coast

Average March temperatures
High °F Low °F Place High °C Low °C
53 38 Aberdeen 12 4
54 37 Clearwater 12 3
53 36 Forks 12 2
53 38 Friday Harbor, San Juan Island 11 4
52 29 Grayland 11 -2
52 37 Long Beach 11 3
49 39 Port Angeles 9 4

San Juan Islands, Puget Sound & South

Average daily temperatures in March
High °F Low °F Place High °C Low °C
54 40 Anacortes 12 4
53 38 Bellingham 12 3
54 38 Bremerton 12 3
54 36 Centralia 12 2
52 39 Everett 11 4
57 38 Longview 14 3
54 38 Mount Vernon 12 3
54 33 Oak Harbor, Whidbey Island 12 1
50 41 Olga, Orcas Island 10 5
54 35 Olympia 12 1
52 40 Port Townsend 11 5
54 40 Seattle 12 4
55 35 Shelton 13 2
55 40 Tacoma 13 5
54 35 Vancouver 12 2

Cascade Mountains

March temperatures: daily averages
High °F Low °F Place High °C Low °C
48 32 Baker Lake Dam 9 0
52 34 Baring 11 1
51 34 Darrington 11 1
49 29 Mt Adams Ranger Station 10 -2
36 24 Mt Rainier Paradise Ranger Station 2 -5
51 35 Mud Mountain Lake Dam 10 2
47 33 Ross Dam 9 1
40 29 Stampede Pass 5 -2

Eastern Washington State

Average March temperatures
High °F Low °F Place High °C Low °C
48 27 Boundary Dam 9 -3
52 30 Chelan 11 -1
51 32 Coulee Dam 10 0
58 36 Kennewick 15 2
52 26 Leavenworth 11 -3
55 32 Moses Lake 13 0
50 31 Pullman 10 0
49 32 Spokane 9 0
56 38 Walla Walla 13 3
55 40 Wenatchee 13 5
50 25 Winthrop 10 -4
57 30 Yakima 14 -1
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Washington Temperatures
Back to Top