September weather in Decaturville, TN
The average temperature in Decaturville in September is 71.4°F (59.4°F–83.4°F). Average precipitation: 4.24 inches.
September is a fall month in Decaturville, and is warmer than the annual average of 59°F. Daily temperatures swing about 24°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
83.4°F
Avg Low
59.4°F
Precipitation
4.24 in
Daylight
12h 13m
September records in Decaturville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (2011) | 55.9°F (2025) | 6.94 in (2017) |
| September 2 | 96.1°F (2011) | 55.9°F (2017) | 0.79 in (2012) |
| September 3 | 98.1°F (2011) | 55.9°F (2017) | 1.17 in (2013) |
| September 4 | 97.0°F (2011) | 57.9°F (2017) | 0.48 in (2022) |
| September 5 | 96.1°F (2018) | 59.0°F (2013) | 1.07 in (2011) |
| September 6 | 95.0°F (2015) | 51.1°F (2017) | 0.99 in (2025) |
| September 7 | 93.0°F (2016) | 46.0°F (2017) | 1.11 in (2022) |
| September 8 | 93.0°F (2016) | 48.0°F (2017) | 0.31 in (2012) |
| September 9 | 93.0°F (2016) | 48.0°F (2024) | 1.27 in (2013) |
| September 10 | 93.9°F (2019) | 53.1°F (2012) | 1.40 in (2015) |
| September 11 | 93.9°F (2019) | 53.1°F (2012) | 0.62 in (2010) |
| September 12 | 96.1°F (2019) | 54.0°F (2016) | 1.43 in (2015) |
| September 13 | 95.0°F (2019) | 46.0°F (2015) | 2.63 in (2020) |
| September 14 | 95.0°F (2019) | 46.0°F (2015) | 1.20 in (2024) |
| September 15 | 93.0°F (2019) | 48.9°F (2015) | 1.54 in (2011) |
| September 16 | 95.0°F (2019) | 48.9°F (2011) | 1.09 in (2021) |
| September 17 | 97.0°F (2019) | 51.1°F (2011) | 0.80 in (2012) |
| September 18 | 95.0°F (2019) | 53.1°F (2023) | 0.40 in (2012) |
| September 19 | 95.0°F (2025) | 43.0°F (2012) | 0.56 in (2021) |
| September 20 | 96.1°F (2018) | 46.0°F (2012) | 1.34 in (2011) |
| September 21 | 98.1°F (2018) | 48.0°F (2012) | 2.45 in (2013) |
| September 22 | 95.0°F (2018) | 48.0°F (2015) | 0.75 in (2025) |
| September 23 | 91.0°F (2019) | 46.0°F (2014) | 0.85 in (2025) |
| September 24 | 93.0°F (2016) | 39.9°F (2012) | 3.07 in (2018) |
| September 25 | 91.9°F (2016) | 42.1°F (2012) | 1.05 in (2022) |
| September 26 | 93.0°F (2016) | 50.0°F (2022) | 0.67 in (2018) |
| September 27 | 90.0°F (2017) | 42.1°F (2022) | 1.08 in (2018) |
| September 28 | 93.0°F (2019) | 44.1°F (2022) | 1.46 in (2024) |
| September 29 | 90.0°F (2019) | 45.0°F (2020) | 0.24 in (2024) |
| September 30 | 93.0°F (2019) | 44.1°F (2022) | 0.24 in (2013) |