Average Temperatures in Oregon

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

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1981 to 2010.

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 annual temperatures
High °F	Low °F	Place	High °C	Low °C
59	44	Astoria	15	7
62	47	Brookings	16	8
61	46	Gold Beach	16	8
57	44	Honeyman State Park	14	7
58	45	Newport	15	7
58	46	North Bend	14	8
60	46	Port Orford	15	8
57	44	Seaside	14	7
60	42	Tillamook	16	6

Average temperatures for the year
High °F	Low °F	Place	High °C	Low °C
63	42	Corvallis	17	6
63	42	Eugene	17	5
63	45	Portland	17	7
64	43	Salem	18	6

Average yearly temperatures
High °F	Low °F	Place	High °C	Low °C
48	27	Crater Lake Park	9	-3
61	42	Detroit Lake Dam	16	6
50	34	Government Camp	10	1
57	33	Howard Prairie Lake Dam	14	1
65	36	Klamath Falls	18	2
60	34	Lakeview	16	1
63	40	McKenzie Bridge	17	4
68	43	Medford	20	6
59	40	Three Lynx	15	5
61	40	Toketee Falls	16	4
59	31	Wickiup Reservoir Dam	15	0

Annual average temperature
High °F	Low °F	Place	High °C	Low °C
60	34	Bend	15	1
62	41	Hood River	17	5
62	33	Madras	17	1
66	41	The Dalles	19	5

Average annual temperatures
High °F	Low °F	Place	High °C	Low °C
59	30	Hart Mountain Antelope Refuge	15	-1
63	39	Heppner	17	4
61	37	La Grande	16	3
66	36	Lake Owyhee Dam	19	2
60	33	Malheur Wildlife Refuge	15	0
65	37	Ontario	18	3
63	41	Pendleton	17	5
56	25	Seneca	14	-4
64	37	Summer Lake	18	3
63	35	Whitehorse Ranch	17	2