September weather in Crossville, TN
The average temperature in Crossville in September is 67.0°F (56.6°F–77.3°F). Average precipitation: 4.14 inches.
September is a fall month in Crossville, and is warmer than the annual average of 55.3°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
77.3°F
Avg Low
56.6°F
Precipitation
4.14 in
Daylight
12h 13m
September records in Crossville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1957) | 43.0°F (1954) | 1.25 in (1976) |
| September 2 | 95.0°F (2011) | 44.1°F (1954) | 1.20 in (1982) |
| September 3 | 93.9°F (1975) | 46.9°F (2017) | 2.00 in (1988) |
| September 4 | 98.1°F (1954) | 48.0°F (1997) | 1.48 in (2022) |
| September 5 | 99.0°F (1954) | 45.0°F (2010) | 3.02 in (2011) |
| September 6 | 98.1°F (1954) | 46.0°F (1988) | 0.83 in (2011) |
| September 7 | 95.0°F (1954) | 43.0°F (2017) | 2.92 in (2009) |
| September 8 | 91.0°F (1955) | 44.1°F (2017) | 0.86 in (1973) |
| September 9 | 91.9°F (1954) | 41.0°F (1958) | 1.75 in (2018) |
| September 10 | 90.0°F (1954) | 39.9°F (1956) | 1.63 in (2008) |
| September 11 | 88.0°F (1983) | 39.9°F (1969) | 1.59 in (2007) |
| September 12 | 89.1°F (1962) | 39.0°F (1968) | 0.80 in (1965) |
| September 13 | 91.9°F (1998) | 42.1°F (1968) | 2.29 in (1995) |
| September 14 | 91.0°F (1980) | 39.0°F (1964) | 1.84 in (2007) |
| September 15 | 89.1°F (1954) | 42.1°F (1964) | 1.56 in (1977) |
| September 16 | 90.0°F (1980) | 39.0°F (1961) | 3.72 in (2004) |
| September 17 | 89.1°F (1991) | 39.0°F (1961) | 3.50 in (2012) |
| September 18 | 91.0°F (1954) | 39.0°F (1981) | 1.15 in (2021) |
| September 19 | 93.0°F (1954) | 36.0°F (1956) | 1.44 in (2001) |
| September 20 | 89.1°F (2024) | 37.0°F (1956) | 1.36 in (2002) |
| September 21 | 91.9°F (1955) | 33.1°F (1956) | 1.68 in (2013) |
| September 22 | 91.9°F (1955) | 33.1°F (1983) | 3.70 in (2003) |
| September 23 | 90.0°F (1955) | 36.0°F (1982) | 2.78 in (1975) |
| September 24 | 88.0°F (1961) | 35.1°F (1983) | 1.97 in (1988) |
| September 25 | 88.0°F (2016) | 36.0°F (1965) | 0.88 in (1977) |
| September 26 | 88.0°F (1998) | 35.1°F (2001) | 2.25 in (1972) |
| September 27 | 87.1°F (1998) | 37.0°F (1991) | 2.46 in (1979) |
| September 28 | 87.1°F (1954) | 37.0°F (1985) | 1.13 in (1955) |
| September 29 | 88.0°F (2019) | 34.0°F (1962) | 1.78 in (1972) |
| September 30 | 90.0°F (2019) | 35.1°F (1967) | 1.97 in (1985) |