Average Precipitation for Oregon in April





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

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: Oregon Coast, Willamette Valley, Cascade Mountains, Central Oregon and Eastern Oregon.

Oregon Coast

Average monthly precipitation in April
Days Place Inches Milli­metres
18 Astoria 5.2 132
14 Brookings 6.5 164
15 Gold Beach 6.7 169
16 Honeyman State Park 5.2 133
16 Newport 4.7 120
North Bend 5.2 131
17 Port Orford 6.1 155
17 Seaside 5.9 150
19 Tillamook 7.1 180

Willamette Valley

April averages for total rainfall plus snowfall
Days Place Inches Milli­metres
17 Corvallis 2.9 74
15 Eugene 3.3 85
16 Portland 3.3 83
14 Salem 2.8 71

Cascade Mountains

Average amount of rain and snow in April
Days Place Inches Milli­metres
16 Crater Lake Park 5.5 139
19 Detroit Lake Dam 7.8 198
19 Government Camp 7.4 188
12 Howard Prairie Lake Dam 2.5 62
8 Klamath Falls 1.2 29
10 Lakeview 1.4 35
McKenzie Bridge 5.9 150
11 Medford 1.4 35
19 Three Lynx 5.9 149
17 Toketee Falls 4.3 109
10 Wickiup Reservoir Dam 1.3 33

Central Oregon

Precipitation totals for April
Days Place Inches Milli­metres
6 Bend 0.8 20
13 Hood River 1.8 45
7 Madras 0.9 23
7 The Dalles 0.8 20

Eastern Oregon

Total precipitation during April
Days Place Inches Milli­metres
Hart Mountain Antelope Refuge 1.3 33
11 Heppner 1.5 38
10 La Grande 1.6 40
9 Lake Owyhee Dam 1.0 24
7 Malheur Wildlife Refuge 1.0 25
7 Ontario 0.8 20
9 Pendleton 1.2 30
11 Seneca 1.2 30
12 Summer Lake 1.2 29
Reference

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

Oregon Precipitation
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