September weather in St. Pete Beach, FL
The average temperature in St. Pete Beach in September is 82.4°F (75.7°F–89.1°F). Average precipitation: 7.51 inches.
September is a fall month in St. Pete Beach, and is warmer than the annual average of 74.5°F. Daily temperatures swing about 13.4°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 12h 9m. For travel, September is a wet month.
Avg High
89.1°F
Avg Low
75.7°F
Precipitation
7.51 in
Daylight
12h 9m
September records in St. Pete Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1984) | 68.0°F (1926) | 2.64 in (1974) |
| September 2 | 95.0°F (1958) | 68.0°F (1980) | 2.66 in (1893) |
| September 3 | 93.9°F (1931) | 69.1°F (1921) | 3.90 in (1980) |
| September 4 | 93.9°F (1926) | 68.0°F (1922) | 7.42 in (1935) |
| September 5 | 93.9°F (1932) | 70.0°F (1934) | 9.61 in (1933) |
| September 6 | 100.0°F (1985) | 70.0°F (1974) | 4.07 in (2004) |
| September 7 | 95.0°F (1925) | 70.0°F (1981) | 6.84 in (1988) |
| September 8 | 96.1°F (1925) | 70.0°F (1950) | 3.65 in (1988) |
| September 9 | 93.9°F (1937) | 69.1°F (1921) | 3.27 in (1959) |
| September 10 | 93.9°F (1925) | 69.1°F (1956) | 2.50 in (1971) |
| September 11 | 96.1°F (1941) | 68.0°F (1893) | 3.75 in (1893) |
| September 12 | 93.0°F (1915) | 66.9°F (1956) | 3.53 in (2009) |
| September 13 | 93.0°F (1935) | 68.0°F (1956) | 5.77 in (1916) |
| September 14 | 93.0°F (1947) | 68.0°F (1956) | 8.31 in (2001) |
| September 15 | 93.9°F (2008) | 68.0°F (1956) | 2.10 in (1953) |
| September 16 | 93.9°F (1933) | 68.0°F (1976) | 3.23 in (1959) |
| September 17 | 95.0°F (1933) | 68.0°F (1914) | 3.05 in (1963) |
| September 18 | 93.9°F (1972) | 64.9°F (1981) | 4.70 in (1951) |
| September 19 | 93.9°F (1972) | 61.0°F (1981) | 5.88 in (1926) |
| September 20 | 95.0°F (1942) | 64.0°F (1981) | 4.98 in (1946) |
| September 21 | 93.9°F (1960) | 66.9°F (1938) | 4.75 in (1988) |
| September 22 | 93.9°F (1930) | 66.0°F (1918) | 3.32 in (1937) |
| September 23 | 97.0°F (2000) | 66.0°F (1922) | 3.09 in (1947) |
| September 24 | 93.0°F (1925) | 66.0°F (1922) | 2.95 in (1928) |
| September 25 | 93.0°F (1929) | 66.0°F (1947) | 2.04 in (2013) |
| September 26 | 97.0°F (1985) | 68.0°F (1914) | 6.73 in (1997) |
| September 27 | 93.0°F (1934) | 62.1°F (1956) | 4.05 in (1997) |
| September 28 | 93.9°F (1976) | 64.0°F (1931) | 2.68 in (1918) |
| September 29 | 91.9°F (1934) | 64.0°F (1962) | 3.10 in (1949) |
| September 30 | 93.0°F (1934) | 64.0°F (1947) | 3.31 in (1920) |