September weather in Summertown, GA
The average temperature in Summertown in September is 75.0°F (64.4°F–85.6°F). Average precipitation: 3.12 inches.
September is a fall month in Summertown, and is warmer than the annual average of 64°F. Daily temperatures swing about 21.2°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 11m. For travel, September is a comfortable month to visit.
Avg High
85.6°F
Avg Low
64.4°F
Precipitation
3.12 in
Daylight
12h 11m
September records in Summertown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1957) | 55.9°F (1999) | 1.38 in (1987) |
| September 2 | 100.0°F (1957) | 54.0°F (1972) | 1.39 in (2016) |
| September 3 | 98.1°F (1957) | 57.9°F (2023) | 5.02 in (1998) |
| September 4 | 98.1°F (1980) | 55.9°F (2023) | 0.72 in (1987) |
| September 5 | 99.0°F (1999) | 52.0°F (1997) | 2.02 in (1979) |
| September 6 | 100.0°F (1999) | 50.0°F (1982) | 2.00 in (1962) |
| September 7 | 96.1°F (1999) | 50.0°F (1982) | 3.96 in (2004) |
| September 8 | 98.1°F (1980) | 52.0°F (1972) | 1.27 in (1966) |
| September 9 | 99.0°F (1990) | 57.0°F (2011) | 2.32 in (1988) |
| September 10 | 98.1°F (1983) | 53.1°F (1998) | 1.40 in (1964) |
| September 11 | 99.0°F (1983) | 52.0°F (1972) | 2.24 in (1982) |
| September 12 | 97.0°F (2010) | 55.0°F (1968) | 3.95 in (2017) |
| September 13 | 96.1°F (2023) | 48.9°F (1976) | 1.17 in (1973) |
| September 14 | 96.1°F (1972) | 54.0°F (1964) | 3.05 in (1963) |
| September 15 | 99.0°F (1972) | 52.0°F (1967) | 3.21 in (1959) |
| September 16 | 99.0°F (1972) | 50.0°F (1961) | 0.26 in (1975) |
| September 17 | 100.0°F (1980) | 48.9°F (2001) | 3.17 in (1975) |
| September 18 | 99.0°F (2019) | 50.0°F (1961) | 3.73 in (1977) |
| September 19 | 96.1°F (2005) | 46.9°F (1981) | 7.25 in (1957) |
| September 20 | 98.1°F (1997) | 42.1°F (1984) | 1.90 in (1958) |
| September 21 | 96.1°F (2010) | 44.1°F (1984) | 1.00 in (1969) |
| September 22 | 98.1°F (2010) | 48.0°F (1983) | 3.49 in (1989) |
| September 23 | 100.0°F (1980) | 46.0°F (1983) | 2.81 in (2001) |
| September 24 | 100.0°F (1980) | 45.0°F (1982) | 0.80 in (1969) |
| September 25 | 95.0°F (2019) | 45.0°F (1990) | 1.13 in (1988) |
| September 26 | 97.0°F (2019) | 48.9°F (1990) | 2.57 in (1997) |
| September 27 | 98.1°F (2019) | 50.0°F (1991) | 7.35 in (2024) |
| September 28 | 99.0°F (2019) | 46.0°F (1993) | 2.05 in (1980) |
| September 29 | 95.0°F (1981) | 44.1°F (1967) | 1.90 in (1959) |
| September 30 | 97.0°F (2019) | 37.9°F (1967) | 1.88 in (1976) |