Average Temperatures for Oregon in June





Average temperatures for June 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 June temperatures
High °F Low °F Place High °C Low °C
64 51 Astoria 18 10
65 51 Brookings 18 11
65 50 Gold Beach 19 10
64 49 Honeyman State Park 18 9
61 49 Newport 16 9
64 51 North Bend 18 11
64 51 Port Orford 18 11
62 50 Seaside 17 10
64 48 Tillamook 18 9

Willamette Valley

Average daily temperatures in June
High °F Low °F Place High °C Low °C
74 49 Corvallis 23 9
74 48 Eugene 23 9
76 52 Lebanon 24 11
74 53 Portland 23 12
75 51 Salem 24 10

Cascade Mountains

June temperatures: daily averages
High °F Low °F Place High °C Low °C
57 34 Crater Lake Park 14 1
71 51 Detroit Lake Dam 22 11
59 41 Government Camp 15 5
81 51 Grants Pass 27 10
68 40 Howard Prairie Lake Dam 20 5
76 41 Klamath Falls 25 5
75 44 Lakeview 24 7
77 47 McKenzie Bridge 25 8
82 52 Medford 28 11
79 52 Roseburg 26 11
69 49 Three Lynx 21 9
76 47 Toketee Falls 25 8
71 42 Wickiup Reservoir Dam 22 5

Central Oregon

Average June temperatures
High °F Low °F Place High °C Low °C
74 42 Bend 23 6
74 51 Hood River 23 11
75 41 Madras 24 5
79 53 The Dalles 26 12

Eastern Oregon

Average June temperatures
High °F Low °F Place High °C Low °C
72 40 Hart Mountain Antelope Refuge 22 5
77 50 Heppner 25 10
75 49 La Grande 24 9
84 48 Lake Owyhee Dam 29 9
75 44 Malheur National Wildlife Refuge 24 7
82 54 Ontario 28 12
80 51 Pendleton 26 11
70 36 Seneca 21 2
79 43 Summer Lake 26 6
Reference

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

Oregon Temperatures
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