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Bozeman August Weather

Averages and records for weather in Bozeman, Montana in the month of August.

Typical Bozeman August Weather 1991–2020
Average daily high	82.5 °F
Average daily low	50.2 °F
Average monthly precipitation	1.3 inches
Average monthly snow	0.1 inches
Daily chance of precipitation	32.5%
Daily chance of snow	0.11%

Bozeman August Weather Records 1892–2024
Highest temperature	100 °F	August 11, 2018
Lowest temperature	26 °F	August 25, 1910
Highest daily low	69 °F	August 9, 1963
Lowest daily high	42 °F	August 24, 1910
Hottest average high temperature	88.6 °F	2003
Coldest average high temperature	71.3 °F	1912
Most daily precipitation	1.4 inches	August 20, 2021
Most monthly precipitation	3.8 inches	1964
Most daily snow	3.0 inches	August 24, 1910
Most monthly snow	3.0 inches	1910

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	84.4	52.2	97	39
August 2	84.3	52.1	95	37
August 3	84.2	52.0	97	38
August 4	84.1	52.0	98	41
August 5	84.0	51.9	99	39
August 6	83.9	51.7	97	42
August 7	83.8	51.6	96	33
August 8	83.7	51.5	95	36
August 9	83.6	51.4	96	32
August 10	83.4	51.2	97	35
August 11	83.3	51.0	100	40
August 12	83.1	50.8	97	38
August 13	83.0	50.6	97	38
August 14	82.8	50.5	99	34
August 15	82.7	50.4	96	35
August 16	82.5	50.2	95	33
August 17	82.3	50.1	97	35
August 18	82.1	49.8	94	33
August 19	82.0	49.7	93	33
August 20	81.8	49.5	94	33
August 21	81.7	49.3	92	34
August 22	81.4	49.1	94	34
August 23	81.1	49.0	93	32
August 24	80.8	48.7	95	31
August 25	80.5	48.5	95	26
August 26	80.2	48.2	95	32
August 27	80.0	48.0	93	33
August 28	79.7	47.7	95	32
August 29	79.4	47.4	94	31
August 30	78.9	47.1	93	29
August 31	78.7	46.9	94	31

Weather Station Details

Years	Station	Coordinates
1892–2024	Bozeman Montana State University	location