September weather in South Fulton, GA
The average temperature in South Fulton in September is 74.9°F (65.9°F–83.9°F). Average precipitation: 3.82 inches.
September is a fall month in South Fulton, and is warmer than the annual average of 63.6°F. Daily temperatures swing about 18°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
83.9°F
Avg Low
65.9°F
Precipitation
3.82 in
Daylight
12h 12m
September records in South Fulton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (1957) | 57.9°F (1936) | 2.21 in (1998) |
| September 2 | 97.0°F (1957) | 55.9°F (1967) | 2.11 in (1983) |
| September 3 | 95.0°F (1947) | 57.9°F (1952) | 1.30 in (1953) |
| September 4 | 97.0°F (1954) | 57.0°F (1974) | 3.67 in (1992) |
| September 5 | 98.1°F (1954) | 54.0°F (1934) | 2.27 in (1992) |
| September 6 | 97.0°F (1954) | 55.9°F (1950) | 1.45 in (1949) |
| September 7 | 97.0°F (1990) | 53.1°F (2017) | 2.84 in (2004) |
| September 8 | 99.0°F (1941) | 55.9°F (1984) | 0.85 in (1957) |
| September 9 | 99.0°F (2019) | 57.0°F (1944) | 0.84 in (1967) |
| September 10 | 98.1°F (2019) | 48.9°F (1969) | 2.46 in (1940) |
| September 11 | 96.1°F (2010) | 48.0°F (1976) | 3.62 in (2017) |
| September 12 | 99.0°F (2019) | 46.9°F (1940) | 0.88 in (1964) |
| September 13 | 98.1°F (2019) | 53.1°F (1967) | 1.64 in (2007) |
| September 14 | 96.1°F (1991) | 51.1°F (1940) | 1.14 in (1990) |
| September 15 | 97.0°F (1991) | 51.1°F (1937) | 1.00 in (1981) |
| September 16 | 96.1°F (1980) | 50.0°F (1961) | 4.93 in (2004) |
| September 17 | 98.1°F (2019) | 52.0°F (1961) | 2.79 in (2020) |
| September 18 | 97.0°F (1931) | 48.0°F (1981) | 2.82 in (1994) |
| September 19 | 98.1°F (1954) | 46.0°F (1981) | 3.72 in (2009) |
| September 20 | 97.0°F (1954) | 48.0°F (1981) | 1.86 in (1999) |
| September 21 | 95.0°F (2010) | 48.0°F (1938) | 2.29 in (1958) |
| September 22 | 97.0°F (2024) | 43.0°F (1983) | 2.11 in (1951) |
| September 23 | 96.1°F (2024) | 45.0°F (1982) | 1.51 in (1985) |
| September 24 | 93.0°F (1980) | 45.0°F (1990) | 1.40 in (1932) |
| September 25 | 93.0°F (2010) | 48.9°F (1965) | 5.30 in (1956) |
| September 26 | 95.0°F (2019) | 43.0°F (2001) | 4.32 in (2024) |
| September 27 | 97.0°F (2019) | 44.1°F (1940) | 4.89 in (2004) |
| September 28 | 93.0°F (1986) | 42.1°F (1967) | 3.05 in (1963) |
| September 29 | 93.0°F (2019) | 39.0°F (1967) | 4.54 in (1936) |
| September 30 | 96.1°F (2019) | 36.0°F (1967) | 4.23 in (1989) |