September weather in Gainesboro, TN
The average temperature in Gainesboro in September is 69.8°F (55.7°F–83.8°F). Average precipitation: 3.43 inches.
September is a fall month in Gainesboro, and is warmer than the annual average of 57.3°F. Daily temperatures swing about 28.1°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
83.8°F
Avg Low
55.7°F
Precipitation
3.43 in
Daylight
12h 13m
September records in Gainesboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (2011) | 50.0°F (2025) | 1.51 in (2017) |
| September 2 | 98.1°F (2011) | 55.9°F (2005) | 1.81 in (2003) |
| September 3 | 100.0°F (2011) | 53.1°F (2005) | 1.62 in (1982) |
| September 4 | 100.0°F (2011) | 48.0°F (2010) | 1.25 in (1993) |
| September 5 | 95.0°F (2007) | 45.0°F (1997) | 2.40 in (2011) |
| September 6 | 96.1°F (1998) | 46.0°F (1997) | 1.75 in (2011) |
| September 7 | 97.0°F (1998) | 46.9°F (2017) | 2.75 in (2018) |
| September 8 | 96.1°F (1998) | 46.9°F (2017) | 1.26 in (1990) |
| September 9 | 95.0°F (2016) | 43.0°F (2024) | 1.07 in (1997) |
| September 10 | 95.0°F (2002) | 45.0°F (2024) | 1.94 in (1991) |
| September 11 | 98.1°F (2019) | 46.0°F (1999) | 0.62 in (2010) |
| September 12 | 95.0°F (2016) | 50.0°F (1998) | 1.87 in (1995) |
| September 13 | 95.0°F (2019) | 46.9°F (2022) | 0.56 in (1990) |
| September 14 | 95.0°F (1998) | 35.1°F (2015) | 3.83 in (1979) |
| September 15 | 93.9°F (1998) | 39.0°F (2015) | 1.55 in (1981) |
| September 16 | 97.0°F (2019) | 39.9°F (2015) | 3.08 in (2004) |
| September 17 | 96.1°F (2019) | 39.9°F (2015) | 3.49 in (2009) |
| September 18 | 93.9°F (2019) | 43.0°F (2000) | 0.88 in (2006) |
| September 19 | 91.9°F (2019) | 45.0°F (1999) | 0.98 in (1987) |
| September 20 | 93.0°F (1997) | 43.0°F (2006) | 1.15 in (2001) |
| September 21 | 95.0°F (2018) | 43.0°F (2006) | 2.12 in (2002) |
| September 22 | 97.0°F (2010) | 42.1°F (1999) | 1.87 in (1979) |
| September 23 | 93.9°F (2024) | 39.9°F (1999) | 4.22 in (1989) |
| September 24 | 93.9°F (2007) | 39.0°F (2012) | 1.21 in (1997) |
| September 25 | 93.0°F (2007) | 41.0°F (2001) | 2.15 in (1991) |
| September 26 | 93.0°F (2007) | 37.0°F (2001) | 2.17 in (1985) |
| September 27 | 91.9°F (1998) | 37.0°F (2001) | 2.23 in (2024) |
| September 28 | 93.0°F (1998) | 37.0°F (2001) | 5.20 in (1996) |
| September 29 | 91.0°F (1998) | 36.0°F (2003) | 0.72 in (2015) |
| September 30 | 96.1°F (2019) | 37.9°F (2022) | 0.94 in (1987) |