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Spokane August Weather

Averages and records for weather in Spokane, Washington in the month of August.

Typical Spokane August Weather 1991–2020
Average daily high	83.8 °F
Average daily low	56.1 °F
Average monthly precipitation	0.5 inches
Average monthly snow	none
Daily chance of precipitation	10.4%
Daily chance of snow	0%

Spokane August Weather Records 1889–2024
Highest temperature	108 °F	August 4, 1961
Lowest temperature	35 °F	August 29, 1965
Highest daily low	75 °F	August 18, 2020
Lowest daily high	53 °F	August 30, 1912
Hottest average high temperature	90.7 °F	1967
Coldest average high temperature	73.0 °F	1899
Most daily precipitation	1.4 inches	August 20, 1923
Most monthly precipitation	2.1 inches	1923
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	86.2	58.0	101	44
August 2	86.2	58.0	100	43
August 3	86.2	58.0	103	44
August 4	86.2	58.0	108	45
August 5	86.1	58.0	102	44
August 6	86.1	57.9	99	43
August 7	86.0	57.8	101	43
August 8	85.8	57.7	104	45
August 9	85.5	57.5	103	45
August 10	85.2	57.3	103	46
August 11	85.0	57.0	101	40
August 12	84.7	56.8	99	44
August 13	84.5	56.6	100	41
August 14	84.3	56.4	101	42
August 15	84.1	56.3	102	44
August 16	83.8	56.1	101	41
August 17	83.5	55.9	103	43
August 18	83.3	55.6	101	41
August 19	83.0	55.4	101	40
August 20	82.7	55.1	100	40
August 21	82.4	54.9	98	43
August 22	82.2	54.6	98	40
August 23	81.9	54.3	99	37
August 24	81.6	54.1	100	40
August 25	81.2	53.8	98	37
August 26	80.8	53.6	96	39
August 27	80.5	53.3	98	40
August 28	80.2	53.0	99	39
August 29	79.9	52.8	98	35
August 30	79.6	52.5	98	38
August 31	79.3	52.2	100	35

Weather Station Details

Years	Station	Coordinates
1889–2024	Spokane International Airport	location