September weather in Andover, KS
The average temperature in Andover in September is 70.6°F (58.8°F–82.5°F). Average precipitation: 3.15 inches.
September is a fall month in Andover, and is warmer than the annual average of 57°F. Daily temperatures swing about 23.7°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
82.5°F
Avg Low
58.8°F
Precipitation
3.15 in
Daylight
12h 14m
September records in Andover
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 106.0°F (2011) | 54.0°F (2009) | 0.28 in (2014) |
| September 2 | 108.0°F (2000) | 55.9°F (2007) | 0.34 in (2008) |
| September 3 | 105.1°F (2012) | 54.0°F (2024) | 1.19 in (2018) |
| September 4 | 100.0°F (1998) | 50.0°F (2010) | 1.57 in (2009) |
| September 5 | 102.9°F (1998) | 48.0°F (2011) | 0.72 in (2018) |
| September 6 | 104.0°F (1998) | 44.1°F (2011) | 0.43 in (2008) |
| September 7 | 102.0°F (1998) | 48.0°F (2025) | 0.40 in (1999) |
| September 8 | 99.0°F (2013) | 46.9°F (2020) | 6.41 in (2009) |
| September 9 | 97.0°F (2014) | 46.9°F (2020) | 5.01 in (2016) |
| September 10 | 100.9°F (2000) | 48.0°F (2020) | 1.88 in (1999) |
| September 11 | 104.0°F (2000) | 48.0°F (2007) | 2.79 in (2003) |
| September 12 | 97.0°F (2011) | 48.9°F (2014) | 3.06 in (2008) |
| September 13 | 96.1°F (2000) | 37.0°F (2014) | 1.08 in (2003) |
| September 14 | 93.0°F (2022) | 48.9°F (2014) | 0.45 in (2016) |
| September 15 | 93.0°F (2019) | 46.9°F (2008) | 0.68 in (2013) |
| September 16 | 105.1°F (1998) | 46.9°F (2011) | 0.68 in (2016) |
| September 17 | 102.9°F (1998) | 52.0°F (2006) | 0.84 in (2001) |
| September 18 | 106.0°F (1998) | 45.0°F (2003) | 1.45 in (2001) |
| September 19 | 102.9°F (1998) | 41.0°F (2003) | 0.68 in (2013) |
| September 20 | 104.0°F (1998) | 42.1°F (2003) | 1.04 in (2018) |
| September 21 | 100.9°F (2022) | 42.1°F (1999) | 0.79 in (2024) |
| September 22 | 93.9°F (2000) | 44.1°F (1999) | 1.12 in (2000) |
| September 23 | 91.9°F (1998) | 44.1°F (2009) | 1.02 in (2025) |
| September 24 | 91.9°F (2022) | 42.1°F (2000) | 2.53 in (2016) |
| September 25 | 91.0°F (2005) | 39.0°F (2000) | 1.47 in (2012) |
| September 26 | 95.0°F (2021) | 43.0°F (2001) | 0.91 in (1999) |
| September 27 | 93.9°F (1998) | 44.1°F (2018) | 4.38 in (1999) |
| September 28 | 95.0°F (1998) | 42.1°F (1996) | 0.57 in (1999) |
| September 29 | 97.0°F (1998) | 39.9°F (2005) | 0.01 in (2003) |
| September 30 | 93.9°F (2023) | 43.0°F (2003) | 1.68 in (1998) |