Average Precipitation for Washington in March





The tables below give monthly averages for rainfall plus snowfall during March at cities, towns and parks in Washington.

Each place has a total for the amount of precipitation it usually receives this month. Most sites also have information on the number of days with wet weather. That includes the days when precipitation amounts to 0.01 inches (0.25 millimetres) or more.

The precipitation totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center.

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 monthly precipitation in March
Days Place Inches Milli­metres
21 Aberdeen 9.0 227
21 Clearwater 12.2 309
23 Forks 13.5 344
Friday Harbor, San Juan Island 2.0 50
22 Grayland 8.1 205
23 Long Beach 8.6 219
15 Port Angeles 2.2 55

San Juan Islands, Puget Sound & South

March averages for total precipitation
Days Place Inches Milli­metres
16 Anacortes 2.3 59
17 Bellingham 3.2 82
19 Bremerton 6.0 151
19 Everett 3.7 94
20 Longview 4.7 119
13 Olga, Orcas Island 2.3 59
19 Olympia 5.3 134
15 Port Townsend 1.7 42
17 Seattle 3.9 98
17 Tacoma 4.1 103
19 Vancouver 4.2 107

Cascade Mountains

Average amount of rain and snow in March
Days Place Inches Milli­metres
20 Baker Lake Dam 9.3 237
20 Baring 10.4 264
Darrington 7.3 184
Mt Adams Ranger Station 5.5 140
22 Mt Rainier Paradise Ranger Station 12.6 319
19 Mud Mountain Lake Dam 5.8 148
17 Ross Dam 5.2 131
20 Stampede Pass 7.6 192

Eastern Washington State

Precipitation totals for March
Days Place Inches Milli­metres
12 Boundary Dam 2.2 57
7 Chelan 0.9 23
11 Coulee Dam 0.9 23
8 Kennewick 0.7 19
9 Leavenworth 2.1 53
12 Pullman 2.0 52
12 Spokane 1.6 41
13 Walla Walla 2.3 58
7 Wenatchee 0.7 18
7 Winthrop 1.0 26
6 Yakima 0.6 16
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

Washington Precipitation
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