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Pendleton August Weather

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

Typical Pendleton August Weather 1991–2020
Average daily high	87.7 °F
Average daily low	56.5 °F
Average monthly precipitation	0.3 inches
Average monthly snow	none
Daily chance of precipitation	7.1%
Daily chance of snow	0%

Pendleton August Weather Records 1892–2024
Highest temperature	119 °F	August 10, 1898
Lowest temperature	30 °F	August 31, 1907
Highest daily low	80 °F	August 6, 1904
Lowest daily high	58 °F	August 30, 1999
Hottest average high temperature	97.5 °F	1901
Coldest average high temperature	79.8 °F	1976
Most daily precipitation	2.2 inches	August 16, 1993
Most monthly precipitation	2.6 inches	1977
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	90.4	58.1	108	41
August 2	90.3	58.1	107	40
August 3	90.3	58.1	105	40
August 4	90.3	58.1	113	40
August 5	90.2	58.1	109	41
August 6	90.1	58.0	108	36
August 7	90.0	57.9	110	42
August 8	89.8	57.8	111	40
August 9	89.5	57.7	111	43
August 10	89.2	57.5	119	40
August 11	88.9	57.3	105	38
August 12	88.6	57.1	105	42
August 13	88.4	56.9	107	43
August 14	88.2	56.7	107	40
August 15	88.0	56.6	109	38
August 16	87.7	56.5	108	39
August 17	87.5	56.3	108	37
August 18	87.2	56.1	106	43
August 19	86.9	55.9	109	37
August 20	86.6	55.7	106	38
August 21	86.4	55.4	106	37
August 22	86.2	55.3	103	37
August 23	85.9	55.0	109	34
August 24	85.6	54.9	105	32
August 25	85.3	54.7	104	34
August 26	85.0	54.5	105	36
August 27	84.7	54.3	103	40
August 28	84.4	54.0	105	37
August 29	84.1	53.8	106	36
August 30	83.8	53.5	103	37
August 31	83.5	53.3	101	30

Weather Station Details

Years	Station	Coordinates
1928–2024	Pendleton	location
1892–1927	Pendleton Downtown	location