August weather in Fort Myers Beach, FL
The average temperature in Fort Myers Beach in August is 83.4°F (75.1°F–91.7°F). Average precipitation: 10.43 inches.
August is a summer month in Fort Myers Beach, and is warmer than the annual average of 75.4°F. Daily temperatures swing about 16.6°F between overnight low and afternoon high. Expect about 18 days with precipitation. Daylight averages about 12h 56m. For travel, August is a wet month.
Avg High
91.7°F
Avg Low
75.1°F
Precipitation
10.43 in
Daylight
12h 56m
August records in Fort Myers Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 97.0°F (1942) | 66.9°F (1942) | 2.57 in (2010) |
| August 2 | 97.0°F (2024) | 70.0°F (1910) | 1.87 in (1948) |
| August 3 | 97.0°F (1956) | 70.0°F (1955) | 3.54 in (1940) |
| August 4 | 100.0°F (1942) | 70.0°F (1917) | 2.97 in (2024) |
| August 5 | 98.1°F (1942) | 70.0°F (1916) | 2.77 in (2020) |
| August 6 | 99.0°F (1942) | 70.0°F (1907) | 2.44 in (1939) |
| August 7 | 97.0°F (1987) | 70.0°F (1920) | 2.10 in (1941) |
| August 8 | 97.0°F (1987) | 69.1°F (1917) | 2.00 in (2021) |
| August 9 | 98.1°F (1987) | 69.1°F (1918) | 2.58 in (1907) |
| August 10 | 97.0°F (1987) | 68.0°F (1921) | 2.85 in (1967) |
| August 11 | 95.0°F (1943) | 69.1°F (1902) | 4.75 in (1967) |
| August 12 | 97.0°F (1985) | 70.0°F (1913) | 2.07 in (1895) |
| August 13 | 97.0°F (1942) | 68.0°F (1908) | 3.89 in (1990) |
| August 14 | 98.1°F (1997) | 69.1°F (1910) | 5.12 in (2007) |
| August 15 | 98.1°F (1995) | 71.1°F (1904) | 1.62 in (1966) |
| August 16 | 98.1°F (2025) | 69.1°F (1947) | 1.84 in (2019) |
| August 17 | 97.0°F (1996) | 68.0°F (1956) | 3.10 in (2015) |
| August 18 | 98.1°F (1985) | 70.0°F (1904) | 2.94 in (1922) |
| August 19 | 96.1°F (1921) | 68.0°F (1938) | 3.62 in (2008) |
| August 20 | 98.1°F (1987) | 70.0°F (1904) | 3.04 in (1981) |
| August 21 | 97.0°F (2014) | 70.0°F (1914) | 3.95 in (1981) |
| August 22 | 97.0°F (2022) | 70.0°F (1911) | 2.03 in (1893) |
| August 23 | 96.1°F (1981) | 66.9°F (1957) | 4.56 in (1978) |
| August 24 | 97.0°F (1942) | 64.9°F (1925) | 7.47 in (1913) |
| August 25 | 96.1°F (1947) | 69.1°F (1917) | 5.44 in (2017) |
| August 26 | 97.0°F (1941) | 68.0°F (1917) | 2.37 in (1968) |
| August 27 | 96.1°F (1941) | 66.9°F (1917) | 5.63 in (2017) |
| August 28 | 96.1°F (1987) | 69.1°F (1917) | 1.71 in (1994) |
| August 29 | 97.0°F (1978) | 69.1°F (1917) | 2.05 in (1954) |
| August 30 | 97.0°F (1990) | 68.0°F (1917) | 6.82 in (1932) |
| August 31 | 96.1°F (1940) | 69.1°F (1917) | 2.39 in (1979) |