September weather in Smithville, TN
The average temperature in Smithville in September is 69.0°F (56.3°F–81.8°F). Average precipitation: 4.03 inches.
September is a fall month in Smithville, and is warmer than the annual average of 56.9°F. Daily temperatures swing about 25.5°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
81.8°F
Avg Low
56.3°F
Precipitation
4.03 in
Daylight
12h 13m
September records in Smithville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.9°F (1993) | 43.0°F (1987) | 1.68 in (2021) |
| September 2 | 95.0°F (1980) | 44.1°F (1987) | 0.85 in (1976) |
| September 3 | 97.0°F (2011) | 41.0°F (2017) | 1.96 in (2014) |
| September 4 | 98.1°F (2011) | 44.1°F (1997) | 0.93 in (1996) |
| September 5 | 93.9°F (1980) | 44.1°F (1997) | 2.39 in (2011) |
| September 6 | 95.0°F (1990) | 43.0°F (1988) | 2.32 in (1987) |
| September 7 | 98.1°F (1990) | 44.1°F (2017) | 1.37 in (1977) |
| September 8 | 99.0°F (1990) | 45.0°F (2017) | 0.67 in (1977) |
| September 9 | 93.9°F (2002) | 42.1°F (1998) | 1.61 in (1997) |
| September 10 | 93.9°F (1980) | 44.1°F (1998) | 2.07 in (2018) |
| September 11 | 97.0°F (2019) | 37.0°F (1976) | 1.75 in (2009) |
| September 12 | 98.1°F (1983) | 41.0°F (1976) | 1.07 in (2007) |
| September 13 | 93.9°F (1998) | 42.1°F (1976) | 1.43 in (2020) |
| September 14 | 96.1°F (2019) | 39.0°F (1975) | 1.93 in (1979) |
| September 15 | 93.9°F (1980) | 42.1°F (1983) | 1.32 in (1977) |
| September 16 | 93.9°F (1991) | 39.0°F (2000) | 3.80 in (2004) |
| September 17 | 93.9°F (2019) | 39.0°F (2000) | 1.40 in (1995) |
| September 18 | 91.9°F (1983) | 37.9°F (1981) | 5.03 in (2012) |
| September 19 | 91.9°F (2019) | 37.0°F (1973) | 1.48 in (2001) |
| September 20 | 90.0°F (2010) | 39.0°F (1981) | 2.57 in (2002) |
| September 21 | 91.9°F (2018) | 39.9°F (1991) | 1.68 in (2003) |
| September 22 | 93.9°F (2010) | 33.1°F (1983) | 2.07 in (2003) |
| September 23 | 91.9°F (2010) | 35.1°F (1974) | 2.20 in (1989) |
| September 24 | 91.9°F (2010) | 30.0°F (1983) | 2.30 in (1997) |
| September 25 | 91.0°F (2007) | 28.9°F (1983) | 2.27 in (1985) |
| September 26 | 91.9°F (2007) | 36.0°F (1983) | 2.05 in (1977) |
| September 27 | 91.0°F (1998) | 37.0°F (1991) | 2.30 in (2009) |
| September 28 | 93.0°F (2019) | 37.9°F (1991) | 3.87 in (1979) |
| September 29 | 91.0°F (2019) | 37.0°F (1981) | 1.16 in (2015) |
| September 30 | 89.1°F (1998) | 35.1°F (1993) | 2.46 in (1972) |