August weather in Dauphin Island, AL
The average temperature in Dauphin Island in August is 83.2°F (78.3°F–88.1°F). Average precipitation: 6.02 inches.
August is a summer month in Dauphin Island, and is warmer than the annual average of 69.2°F. Daily temperatures swing about 9.8°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 13h 6m. For travel, August is a wet month.
Avg High
88.1°F
Avg Low
78.3°F
Precipitation
6.02 in
Daylight
13h 6m
August records in Dauphin Island
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (1986) | 70.0°F (1983) | 4.28 in (1984) |
| August 2 | 99.0°F (1986) | 70.0°F (1994) | 6.12 in (1984) |
| August 3 | 98.1°F (1986) | 71.1°F (1977) | 2.90 in (2022) |
| August 4 | 96.1°F (1999) | 72.0°F (1984) | 2.15 in (2022) |
| August 5 | 99.0°F (2024) | 72.0°F (2012) | 2.78 in (2005) |
| August 6 | 99.0°F (2024) | 69.1°F (1975) | 2.05 in (1975) |
| August 7 | 93.9°F (1989) | 73.0°F (1975) | 0.76 in (1975) |
| August 8 | 100.0°F (2024) | 72.0°F (1978) | 1.56 in (1988) |
| August 9 | 100.0°F (2024) | 71.1°F (1988) | 11.83 in (1988) |
| August 10 | 93.0°F (2007) | 72.0°F (1977) | 1.70 in (2022) |
| August 11 | 97.0°F (2024) | 73.0°F (1978) | 4.30 in (2016) |
| August 12 | 97.0°F (2024) | 72.0°F (1979) | 3.14 in (2019) |
| August 13 | 96.1°F (2024) | 71.1°F (1996) | 7.62 in (1987) |
| August 14 | 99.0°F (2024) | 69.1°F (2004) | 6.94 in (1987) |
| August 15 | 98.1°F (1999) | 70.0°F (2004) | 1.81 in (1986) |
| August 16 | 99.0°F (2024) | 71.1°F (1986) | 1.70 in (2010) |
| August 17 | 98.1°F (1995) | 71.1°F (1982) | 3.35 in (1981) |
| August 18 | 98.1°F (2024) | 72.0°F (1986) | 4.64 in (2013) |
| August 19 | 95.0°F (2025) | 70.0°F (1975) | 2.16 in (1975) |
| August 20 | 97.0°F (2000) | 64.0°F (1993) | 1.44 in (1993) |
| August 21 | 97.0°F (2024) | 71.1°F (1975) | 2.95 in (1975) |
| August 22 | 97.0°F (1980) | 72.0°F (1986) | 3.80 in (1988) |
| August 23 | 99.0°F (1980) | 68.0°F (2025) | 3.43 in (1986) |
| August 24 | 96.1°F (1980) | 64.0°F (2025) | 1.10 in (1982) |
| August 25 | 95.0°F (2024) | 71.1°F (2025) | 6.40 in (2008) |
| August 26 | 98.1°F (2023) | 63.0°F (2025) | 1.27 in (1979) |
| August 27 | 93.9°F (1998) | 69.1°F (2025) | 2.25 in (2019) |
| August 28 | 95.0°F (1998) | 71.1°F (2009) | 2.50 in (1991) |
| August 29 | 93.9°F (1998) | 71.1°F (1992) | 5.17 in (2010) |
| August 30 | 96.1°F (2000) | 68.0°F (1986) | 4.10 in (2017) |
| August 31 | 97.0°F (1980) | 66.9°F (1986) | 1.42 in (1982) |