September weather in Chattanooga, OK
The average temperature in Chattanooga in September is 74.7°F (61.6°F–87.8°F). Average precipitation: 2.86 inches.
September is a fall month in Chattanooga, and is warmer than the annual average of 61.4°F. Daily temperatures swing about 26.2°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
87.8°F
Avg Low
61.6°F
Precipitation
2.86 in
Daylight
12h 12m
September records in Chattanooga
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (1947) | 52.0°F (1915) | 4.77 in (1932) |
| September 2 | 109.0°F (1951) | 51.1°F (1915) | 1.05 in (1935) |
| September 3 | 109.0°F (2000) | 48.9°F (1974) | 1.57 in (1949) |
| September 4 | 109.9°F (1925) | 46.0°F (1974) | 2.19 in (1996) |
| September 5 | 113.0°F (2000) | 46.9°F (1974) | 1.70 in (1937) |
| September 6 | 109.9°F (1998) | 51.1°F (1974) | 1.38 in (1973) |
| September 7 | 106.0°F (1948) | 43.0°F (1943) | 0.77 in (1920) |
| September 8 | 102.9°F (1930) | 50.0°F (1957) | 2.08 in (1911) |
| September 9 | 104.0°F (1984) | 51.1°F (1957) | 1.90 in (2010) |
| September 10 | 105.1°F (1984) | 45.0°F (1907) | 1.02 in (1933) |
| September 11 | 106.0°F (1963) | 48.9°F (1922) | 1.06 in (1989) |
| September 12 | 109.0°F (2000) | 46.9°F (1940) | 2.70 in (1961) |
| September 13 | 104.0°F (1965) | 48.9°F (1954) | 3.52 in (1989) |
| September 14 | 104.0°F (1965) | 41.0°F (1945) | 6.70 in (1925) |
| September 15 | 105.1°F (1965) | 43.0°F (1993) | 1.12 in (2005) |
| September 16 | 104.0°F (1956) | 45.0°F (1993) | 2.29 in (1995) |
| September 17 | 104.0°F (1997) | 44.1°F (1981) | 1.08 in (1935) |
| September 18 | 104.0°F (1997) | 39.9°F (1981) | 2.02 in (1987) |
| September 19 | 100.9°F (1954) | 44.1°F (1981) | 2.33 in (1942) |
| September 20 | 107.1°F (1954) | 42.1°F (1971) | 1.00 in (1964) |
| September 21 | 102.9°F (1944) | 34.0°F (1983) | 1.11 in (1911) |
| September 22 | 102.9°F (1998) | 37.0°F (1983) | 6.33 in (1969) |
| September 23 | 102.0°F (1926) | 39.0°F (1994) | 2.42 in (1970) |
| September 24 | 100.0°F (1938) | 37.0°F (1989) | 2.60 in (1915) |
| September 25 | 100.0°F (1930) | 42.1°F (1989) | 3.91 in (1974) |
| September 26 | 105.1°F (1977) | 35.1°F (1912) | 2.40 in (1958) |
| September 27 | 104.0°F (1953) | 37.9°F (1942) | 3.20 in (1945) |
| September 28 | 108.0°F (1953) | 37.9°F (1908) | 2.40 in (1973) |
| September 29 | 100.9°F (1998) | 41.0°F (1908) | 2.41 in (1985) |
| September 30 | 107.1°F (1977) | 34.0°F (1984) | 0.90 in (1923) |