September weather in Palmetto, FL
The average temperature in Palmetto in September is 82.1°F (74.2°F–90.0°F). Average precipitation: 7.43 inches.
September is a fall month in Palmetto, and is warmer than the annual average of 74.1°F. Daily temperatures swing about 15.8°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
90.0°F
Avg Low
74.2°F
Precipitation
7.43 in
Daylight
12h 9m
September records in Palmetto
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (2023) | 54.0°F (1985) | 3.22 in (2024) |
| September 2 | 96.1°F (2020) | 54.0°F (1985) | 2.20 in (1977) |
| September 3 | 95.0°F (1990) | 54.0°F (1985) | 1.61 in (1986) |
| September 4 | 96.1°F (2020) | 69.1°F (1967) | 2.00 in (2024) |
| September 5 | 97.0°F (1970) | 69.1°F (1978) | 3.18 in (2004) |
| September 6 | 95.0°F (1983) | 68.0°F (1997) | 3.04 in (1974) |
| September 7 | 96.1°F (1970) | 66.9°F (1984) | 5.84 in (1988) |
| September 8 | 96.1°F (1991) | 66.0°F (1997) | 2.20 in (2020) |
| September 9 | 95.0°F (2019) | 62.1°F (1972) | 2.03 in (1970) |
| September 10 | 95.0°F (1990) | 66.9°F (1984) | 2.90 in (2017) |
| September 11 | 95.0°F (2010) | 68.0°F (1980) | 1.74 in (2006) |
| September 12 | 95.0°F (2015) | 68.0°F (1984) | 6.03 in (2009) |
| September 13 | 95.0°F (2007) | 68.0°F (1965) | 2.72 in (2006) |
| September 14 | 95.0°F (1991) | 64.0°F (2020) | 1.70 in (1979) |
| September 15 | 95.0°F (1989) | 62.1°F (1984) | 5.08 in (2001) |
| September 16 | 95.0°F (1991) | 64.0°F (1976) | 2.13 in (2022) |
| September 17 | 95.0°F (1987) | 66.9°F (1976) | 2.25 in (2000) |
| September 18 | 95.0°F (1987) | 68.0°F (2001) | 1.85 in (1977) |
| September 19 | 97.0°F (1970) | 68.0°F (1976) | 3.34 in (1998) |
| September 20 | 96.1°F (1970) | 60.1°F (1981) | 2.50 in (1998) |
| September 21 | 93.0°F (1987) | 59.0°F (1981) | 3.05 in (1979) |
| September 22 | 95.0°F (2016) | 63.0°F (1972) | 3.05 in (1969) |
| September 23 | 96.1°F (1987) | 62.1°F (1972) | 3.35 in (2013) |
| September 24 | 93.9°F (1990) | 62.1°F (1967) | 2.22 in (2013) |
| September 25 | 95.0°F (1995) | 63.0°F (1996) | 1.93 in (2013) |
| September 26 | 93.9°F (1993) | 57.9°F (2019) | 3.80 in (2004) |
| September 27 | 93.0°F (1995) | 59.0°F (1991) | 7.08 in (1997) |
| September 28 | 93.9°F (1995) | 62.1°F (1991) | 7.09 in (2022) |
| September 29 | 93.0°F (1989) | 62.1°F (1983) | 2.82 in (2015) |
| September 30 | 93.0°F (1989) | 64.0°F (1967) | 1.53 in (2014) |