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Pittsburgh August Weather

Averages and records for weather in Pittsburgh, Pennsylvania in the month of August.

Typical Pittsburgh August Weather 1991–2020
Average daily high	81.9 °F
Average daily low	62.1 °F
Average monthly precipitation	3.5 inches
Average monthly snow	none
Daily chance of precipitation	33.9%
Daily chance of snow	0%

Pittsburgh August Weather Records 1926–2024
Highest temperature	100 °F	August 17, 1988
Lowest temperature	39 °F	August 29, 1982
Highest daily low	77 °F	August 12, 1944
Lowest daily high	62 °F	August 17, 2000
Hottest average high temperature	89.1 °F	1995
Coldest average high temperature	75.5 °F	1927
Most daily precipitation	3.1 inches	August 5, 1956
Most monthly precipitation	7.9 inches	1987
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	82.8	63.4	96	52
August 2	82.7	63.3	96	47
August 3	82.6	63.2	96	49
August 4	82.5	63.2	99	50
August 5	82.5	63.1	93	48
August 6	82.4	62.9	92	47
August 7	82.4	62.8	94	47
August 8	82.3	62.7	94	49
August 9	82.3	62.6	94	47
August 10	82.2	62.5	94	51
August 11	82.1	62.4	96	48
August 12	82.1	62.3	97	45
August 13	82.1	62.3	96	48
August 14	82.1	62.3	96	45
August 15	82.0	62.2	96	43
August 16	81.9	62.1	94	46
August 17	81.7	62.0	100	46
August 18	81.6	61.8	93	43
August 19	81.5	61.7	93	43
August 20	81.5	61.6	95	45
August 21	81.5	61.5	92	46
August 22	81.4	61.4	93	46
August 23	81.3	61.2	92	47
August 24	81.2	61.1	93	47
August 25	81.0	60.9	94	45
August 26	80.9	60.8	98	48
August 27	80.7	60.7	99	46
August 28	80.5	60.4	98	44
August 29	80.3	60.2	95	39
August 30	80.1	60.0	97	43
August 31	80.0	59.8	95	42

Weather Station Details

Years	Station	Coordinates
1948–2024	Pittsburgh International Airport	location
1926–1947	Pittsburgh	location