September weather in Oak Grove, KY
The average temperature in Oak Grove in September is 70.6°F (58.7°F–82.4°F). Average precipitation: 3.47 inches.
September is a fall month in Oak Grove, and is warmer than the annual average of 58.4°F. Daily temperatures swing about 23.7°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
82.4°F
Avg Low
58.7°F
Precipitation
3.47 in
Daylight
12h 13m
September records in Oak Grove
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (2011) | 52.0°F (2009) | 3.25 in (2017) |
| September 2 | 99.0°F (2011) | 53.1°F (2017) | 2.64 in (2003) |
| September 3 | 99.0°F (2011) | 52.0°F (2017) | 1.53 in (2009) |
| September 4 | 98.1°F (2007) | 52.0°F (2010) | 1.59 in (2008) |
| September 5 | 95.0°F (2015) | 45.0°F (2010) | 0.67 in (2023) |
| September 6 | 95.0°F (2002) | 50.0°F (2017) | 0.31 in (2023) |
| September 7 | 95.0°F (2002) | 46.0°F (2017) | 0.62 in (2012) |
| September 8 | 93.0°F (2002) | 48.0°F (2017) | 0.53 in (2012) |
| September 9 | 96.1°F (2002) | 46.0°F (2024) | 0.75 in (2018) |
| September 10 | 97.0°F (2002) | 50.0°F (2024) | 1.07 in (2007) |
| September 11 | 95.0°F (2019) | 51.1°F (2001) | 1.37 in (2022) |
| September 12 | 95.0°F (2019) | 52.0°F (2015) | 0.47 in (2013) |
| September 13 | 95.0°F (2019) | 48.0°F (2015) | 0.78 in (2024) |
| September 14 | 93.9°F (2025) | 46.9°F (2015) | 0.75 in (2024) |
| September 15 | 95.0°F (2019) | 48.9°F (2007) | 0.81 in (2002) |
| September 16 | 96.1°F (2019) | 46.9°F (2007) | 1.19 in (2023) |
| September 17 | 95.0°F (2019) | 46.9°F (2014) | 1.19 in (2002) |
| September 18 | 93.9°F (2019) | 48.0°F (2012) | 0.66 in (2006) |
| September 19 | 95.0°F (2010) | 43.0°F (2012) | 0.79 in (2001) |
| September 20 | 99.0°F (2022) | 44.1°F (2006) | 2.67 in (2013) |
| September 21 | 98.1°F (2010) | 44.1°F (2006) | 2.25 in (2003) |
| September 22 | 96.1°F (2010) | 46.9°F (2015) | 1.36 in (2018) |
| September 23 | 95.0°F (2010) | 41.0°F (2012) | 1.92 in (2006) |
| September 24 | 93.0°F (2010) | 39.0°F (2012) | 1.41 in (2018) |
| September 25 | 93.0°F (2007) | 39.9°F (2001) | 0.86 in (2005) |
| September 26 | 90.0°F (2017) | 35.1°F (2001) | 6.66 in (2002) |
| September 27 | 93.9°F (2019) | 39.9°F (2001) | 3.70 in (2024) |
| September 28 | 91.0°F (2019) | 44.1°F (2022) | 1.60 in (2023) |
| September 29 | 95.0°F (2019) | 39.9°F (2003) | 1.31 in (2015) |
| September 30 | 95.0°F (2019) | 39.0°F (2003) | 0.36 in (2016) |