Average Temperatures for Oregon in April





Average temperatures for April at cities, towns, parks and lakes throughout Oregon are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Oregon Coast, Willamette Valley, Cascade Mountains, Central Oregon and Eastern Oregon.

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.

Oregon Coast

Average April temperatures
High °F Low °F Place High °C Low °C
56 42 Astoria 13 5
58 45 Brookings 14 7
59 44 Gold Beach 15 7
57 42 Honeyman State Park 14 5
54 41 Newport 12 5
57 44 North Bend 14 7
57 44 Port Orford 14 7
56 42 Seaside 13 5
57 39 Tillamook 14 4

Willamette Valley

Average daily temperatures in April
High °F Low °F Place High °C Low °C
61 40 Corvallis 16 4
61 40 Eugene 16 4
62 42 Lebanon 17 5
62 43 Portland 17 6
62 41 Salem 16 5

Cascade Mountains

April temperatures: daily averages
High °F Low °F Place High °C Low °C
40 23 Crater Lake Park 5 -5
57 41 Detroit Lake Dam 14 5
45 31 Government Camp 7 -1
65 40 Grants Pass 19 4
51 30 Howard Prairie Lake Dam 10 -1
58 29 Klamath Falls 14 -2
55 31 Lakeview 13 0
61 37 McKenzie Bridge 16 3
65 41 Medford 18 5
65 42 Roseburg 18 5
57 39 Three Lynx 14 4
60 37 Toketee Falls 16 3
54 30 Wickiup Reservoir Dam 12 -1

Central Oregon

Average April temperatures
High °F Low °F Place High °C Low °C
58 31 Bend 14 -1
60 39 Hood River 16 4
60 29 Madras 15 -2
65 39 The Dalles 18 4

Eastern Oregon

Average April temperatures
High °F Low °F Place High °C Low °C
53 28 Hart Mountain Antelope Refuge 12 -2
61 38 Heppner 16 3
59 35 La Grande 15 2
65 35 Lake Owyhee Dam 18 1
58 31 Malheur National Wildlife Refuge 15 -1
63 38 Ontario 17 3
65 39 Pendleton 18 4
53 25 Seneca 11 -4
60 31 Summer Lake 16 -1
Reference

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

Oregon Temperatures
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