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Hartford August Weather

Averages and records for weather in Hartford, Connecticut in the month of August.

Typical Hartford August Weather 1991–2020
Average daily high	83.4 °F
Average daily low	61.7 °F
Average monthly precipitation	4.2 inches
Average monthly snow	none
Daily chance of precipitation	33.4%
Daily chance of snow	0%

Hartford August Weather Records 1920–2024
Highest temperature	102 °F	August 9, 2001
Lowest temperature	36 °F	August 31, 1965
Highest daily low	78 °F	August 3, 2006
Lowest daily high	59 °F	August 10, 1962
Hottest average high temperature	87.7 °F	2022
Coldest average high temperature	75.1 °F	1927
Most daily precipitation	7.7 inches	August 19, 1955
Most monthly precipitation	21.9 inches	1955
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	85.0	63.5	98	51
August 2	84.8	63.4	101	50
August 3	84.8	63.4	98	46
August 4	84.7	63.3	96	49
August 5	84.5	63.2	101	47
August 6	84.4	63.0	95	45
August 7	84.3	62.8	98	48
August 8	84.2	62.7	98	46
August 9	84.1	62.6	102	48
August 10	84.0	62.5	100	45
August 11	83.9	62.3	98	49
August 12	83.9	62.1	98	47
August 13	83.8	62.0	99	45
August 14	83.7	61.9	99	46
August 15	83.5	61.8	97	46
August 16	83.4	61.7	97	47
August 17	83.2	61.5	95	45
August 18	83.0	61.2	96	45
August 19	82.8	60.9	95	46
August 20	82.6	60.7	96	42
August 21	82.6	60.7	93	45
August 22	82.4	60.6	93	41
August 23	82.2	60.4	93	42
August 24	82.1	60.2	94	43
August 25	81.9	60.0	95	38
August 26	81.7	59.9	99	44
August 27	81.4	59.7	98	45
August 28	81.2	59.3	99	43
August 29	81.0	59.0	96	39
August 30	80.8	58.8	98	39
August 31	80.6	58.5	97	36

Weather Station Details

Years	Station	Coordinates
1949–2024	Hartford International Airport	location
1920–1948	Hartford Brainard Field	location