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Dauphin Island August Weather

Averages and records for weather in Dauphin Island, Alabama in the month of August.

Typical Dauphin Island August Weather 1991–2020
Average daily high	88.7 °F
Average daily low	78.4 °F
Average monthly precipitation	5.6 inches
Average monthly snow	none
Daily chance of precipitation	37.4%
Daily chance of snow	0%

Dauphin Island August Weather Records 1975–2024
Highest temperature	99 °F	August 2, 1986
Lowest temperature	64 °F	August 20, 1993
Highest daily low	88 °F	August 27, 2023
Lowest daily high	75 °F	August 31, 1986
Hottest average high temperature	92.0 °F	1999
Coldest average high temperature	86.2 °F	1992
Most daily precipitation	11.8 inches	August 9, 1988
Most monthly precipitation	24.0 inches	1988
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	88.8	78.5	97	70
August 2	88.8	78.5	99	70
August 3	88.8	78.5	98	71
August 4	88.8	78.5	96	72
August 5	88.8	78.6	94	72
August 6	88.8	78.6	94	69
August 7	88.8	78.6	94	73
August 8	88.8	78.6	93	72
August 9	88.8	78.6	93	71
August 10	88.8	78.7	93	72
August 11	88.8	78.7	93	73
August 12	88.8	78.6	94	72
August 13	88.7	78.6	94	71
August 14	88.7	78.6	93	69
August 15	88.7	78.6	98	70
August 16	88.7	78.6	95	71
August 17	88.7	78.6	98	71
August 18	88.7	78.6	94	72
August 19	88.6	78.6	93	70
August 20	88.6	78.6	97	64
August 21	88.5	78.6	94	71
August 22	88.5	78.5	97	72
August 23	88.4	78.5	99	72
August 24	88.3	78.3	96	70
August 25	88.2	78.3	94	72
August 26	88.1	78.2	98	73
August 27	88.1	78.2	94	70
August 28	88.0	78.1	95	71
August 29	87.9	78.1	94	71
August 30	87.9	78.0	96	68
August 31	87.8	77.9	97	67

Weather Station Details

Years	Station	Coordinates
1975–2024	Dauphin Island #2	location