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Rochester August Weather

Averages and records for weather in Rochester, New York in the month of August.

Typical Rochester August Weather 1991–2020
Average daily high	79.9 °F
Average daily low	60.2 °F
Average monthly precipitation	3.3 inches
Average monthly snow	none
Daily chance of precipitation	33.2%
Daily chance of snow	0%

Rochester August Weather Records 1926–2024
Highest temperature	99 °F	August 28, 1948
Lowest temperature	36 °F	August 30, 1965
Highest daily low	78 °F	August 1, 2006
Lowest daily high	58 °F	August 27, 1943
Hottest average high temperature	86.5 °F	2016
Coldest average high temperature	73.7 °F	1927
Most daily precipitation	3.3 inches	August 10, 1938
Most monthly precipitation	6.0 inches	1984
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	81.2	61.6	96	48
August 2	81.1	61.5	96	47
August 3	81.0	61.5	95	46
August 4	80.9	61.4	98	49
August 5	80.8	61.3	96	45
August 6	80.7	61.2	96	45
August 7	80.6	61.1	95	46
August 8	80.5	61.0	96	50
August 9	80.4	60.9	98	45
August 10	80.3	60.8	97	47
August 11	80.3	60.7	97	49
August 12	80.3	60.6	96	46
August 13	80.2	60.6	96	46
August 14	80.2	60.5	97	46
August 15	80.0	60.4	96	47
August 16	79.8	60.2	92	47
August 17	79.6	60.0	92	46
August 18	79.4	59.8	93	46
August 19	79.3	59.6	94	46
August 20	79.3	59.5	93	46
August 21	79.2	59.4	91	44
August 22	79.1	59.3	90	43
August 23	79.0	59.1	90	45
August 24	78.9	59.0	94	42
August 25	78.7	58.9	96	43
August 26	78.5	58.7	99	44
August 27	78.3	58.5	98	45
August 28	78.1	58.2	99	41
August 29	77.9	58.0	94	38
August 30	77.7	57.8	96	36
August 31	77.4	57.6	95	43

Weather Station Details

Years	Station	Coordinates
1926–2024	Rochester International Airport	location