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Corvallis August Weather

Averages and records for weather in Corvallis, Oregon in the month of August.

Typical Corvallis August Weather 1991–2020
Average daily high	83.7 °F
Average daily low	51.7 °F
Average monthly precipitation	0.4 inches
Average monthly snow	none
Daily chance of precipitation	10.3%
Daily chance of snow	0%

Corvallis August Weather Records 1893–2024
Highest temperature	108 °F	August 10, 1981
Lowest temperature	37 °F	August 22, 1973
Highest daily low	81 °F	August 22, 1915
Lowest daily high	58 °F	August 16, 1912
Hottest average high temperature	88.9 °F	1967
Coldest average high temperature	71.8 °F	1912
Most daily precipitation	1.5 inches	August 29, 1983
Most monthly precipitation	5.2 inches	1968
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
August 1	84.9	52.5	102	40
August 2	85.0	52.5	101	41
August 3	85.0	52.4	104	40
August 4	85.1	52.4	103	42
August 5	85.1	52.4	100	41
August 6	85.1	52.3	102	40
August 7	85.0	52.1	103	40
August 8	84.9	52.1	105	40
August 9	84.8	52.1	104	41
August 10	84.6	52.0	108	42
August 11	84.4	51.9	105	41
August 12	84.2	51.9	103	43
August 13	84.1	51.8	104	40
August 14	84.0	51.8	104	39
August 15	83.9	51.8	103	42
August 16	83.8	51.7	103	41
August 17	83.6	51.6	103	40
August 18	83.4	51.6	99	40
August 19	83.2	51.5	99	39
August 20	83.1	51.4	102	41
August 21	83.0	51.3	99	40
August 22	82.9	51.2	99	37
August 23	82.9	51.1	97	41
August 24	82.8	51.0	100	39
August 25	82.6	50.9	99	37
August 26	82.4	50.9	99	39
August 27	82.2	50.8	99	40
August 28	82.0	50.7	100	39
August 29	81.9	50.6	98	38
August 30	81.6	50.5	99	39
August 31	81.4	50.4	96	37

Weather Station Details

Years	Station	Coordinates
1893–2024	Corvallis State University	location