September weather in Cornelia, GA
The average temperature in Cornelia in September is 69.4°F (59.7°F–79.0°F). Average precipitation: 4.39 inches.
September is a fall month in Cornelia, and is warmer than the annual average of 58.4°F. Daily temperatures swing about 19.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
79.0°F
Avg Low
59.7°F
Precipitation
4.39 in
Daylight
12h 12m
September records in Cornelia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1943) | 51.1°F (1976) | 2.78 in (2006) |
| September 2 | 96.1°F (1957) | 48.9°F (1954) | 1.53 in (1986) |
| September 3 | 97.0°F (1951) | 48.0°F (1954) | 1.11 in (1970) |
| September 4 | 98.1°F (1925) | 51.1°F (1967) | 1.62 in (1983) |
| September 5 | 98.1°F (1954) | 48.0°F (1934) | 2.20 in (1938) |
| September 6 | 95.0°F (1954) | 48.0°F (1967) | 4.00 in (1949) |
| September 7 | 99.0°F (1925) | 46.9°F (1984) | 2.00 in (1959) |
| September 8 | 99.0°F (1925) | 45.0°F (1984) | 4.97 in (2004) |
| September 9 | 99.0°F (1925) | 48.9°F (1984) | 0.65 in (1950) |
| September 10 | 95.0°F (1939) | 46.9°F (1969) | 0.86 in (1967) |
| September 11 | 91.9°F (1925) | 41.0°F (1976) | 3.56 in (1978) |
| September 12 | 93.9°F (1933) | 44.1°F (1968) | 2.83 in (2017) |
| September 13 | 93.0°F (1927) | 46.0°F (1968) | 1.56 in (1945) |
| September 14 | 93.9°F (1927) | 42.1°F (1985) | 4.56 in (1973) |
| September 15 | 96.1°F (1927) | 44.1°F (1985) | 2.76 in (2002) |
| September 16 | 97.0°F (1927) | 43.0°F (1961) | 3.30 in (1945) |
| September 17 | 96.1°F (1931) | 44.1°F (1961) | 4.40 in (2004) |
| September 18 | 97.0°F (1931) | 45.0°F (1981) | 3.25 in (1975) |
| September 19 | 96.1°F (1925) | 39.0°F (1981) | 1.71 in (1975) |
| September 20 | 98.1°F (1925) | 44.1°F (1981) | 2.98 in (1980) |
| September 21 | 93.9°F (1925) | 42.1°F (1938) | 4.47 in (2009) |
| September 22 | 93.9°F (1931) | 35.1°F (1983) | 3.84 in (2011) |
| September 23 | 97.0°F (1931) | 36.0°F (1982) | 3.25 in (2011) |
| September 24 | 93.0°F (1931) | 39.0°F (1967) | 1.23 in (1929) |
| September 25 | 91.9°F (1961) | 39.9°F (1983) | 4.41 in (1929) |
| September 26 | 90.0°F (2016) | 42.1°F (2001) | 3.80 in (1956) |
| September 27 | 91.9°F (1954) | 39.9°F (1940) | 4.20 in (2024) |
| September 28 | 91.0°F (2019) | 39.0°F (1962) | 3.17 in (2004) |
| September 29 | 93.0°F (1941) | 37.0°F (1962) | 4.55 in (1963) |
| September 30 | 91.0°F (1941) | 30.0°F (1967) | 10.50 in (1936) |