September weather in Mazomanie, WI
The average temperature in Mazomanie in September is 60.7°F (47.4°F–73.9°F). Average precipitation: 2.84 inches.
September is a fall month in Mazomanie, and is warmer than the annual average of 45.8°F. Daily temperatures swing about 26.5°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
73.9°F
Avg Low
47.4°F
Precipitation
2.84 in
Daylight
12h 17m
September records in Mazomanie
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (2007) | 39.9°F (2009) | 2.15 in (2010) |
| September 2 | 93.9°F (2011) | 39.9°F (2009) | 1.06 in (2002) |
| September 3 | 93.0°F (2008) | 41.0°F (2009) | 1.40 in (2018) |
| September 4 | 90.0°F (2012) | 41.0°F (2009) | 1.51 in (2014) |
| September 5 | 91.0°F (2012) | 42.1°F (2010) | 0.33 in (2012) |
| September 6 | 89.1°F (2005) | 41.0°F (2011) | 0.90 in (2018) |
| September 7 | 93.0°F (2015) | 41.0°F (2002) | 0.62 in (2007) |
| September 8 | 91.0°F (2003) | 41.0°F (2004) | 1.00 in (2016) |
| September 9 | 88.0°F (2003) | 39.9°F (2004) | 0.22 in (2012) |
| September 10 | 95.0°F (2013) | 37.0°F (2004) | 0.77 in (2020) |
| September 11 | 95.0°F (2013) | 37.0°F (2004) | 0.95 in (2007) |
| September 12 | 93.0°F (2005) | 39.9°F (2014) | 2.25 in (2006) |
| September 13 | 91.0°F (2005) | 39.0°F (2014) | 2.54 in (2019) |
| September 14 | 88.0°F (2005) | 36.0°F (2014) | 2.75 in (2003) |
| September 15 | 87.1°F (2017) | 30.9°F (2007) | 1.20 in (2013) |
| September 16 | 91.0°F (2017) | 37.9°F (2007) | 0.82 in (2014) |
| September 17 | 90.0°F (2017) | 35.1°F (2002) | 0.18 in (2017) |
| September 18 | 90.0°F (2018) | 39.0°F (2002) | 1.06 in (2010) |
| September 19 | 84.9°F (2007) | 30.9°F (2012) | 0.60 in (2011) |
| September 20 | 91.0°F (2021) | 35.1°F (2020) | 0.34 in (2019) |
| September 21 | 91.9°F (2017) | 35.1°F (2020) | 1.10 in (2021) |
| September 22 | 90.0°F (2005) | 37.9°F (2014) | 1.22 in (2016) |
| September 23 | 93.9°F (2017) | 32.0°F (2012) | 1.24 in (2009) |
| September 24 | 96.1°F (2017) | 27.0°F (2012) | 0.43 in (2010) |
| September 25 | 91.9°F (2017) | 28.0°F (2012) | 0.32 in (2007) |
| September 26 | 91.9°F (2017) | 36.0°F (2004) | 1.21 in (2011) |
| September 27 | 84.0°F (2021) | 30.9°F (2012) | 0.07 in (2003) |
| September 28 | 82.9°F (2014) | 30.9°F (2004) | 0.43 in (2009) |
| September 29 | 82.9°F (2013) | 33.1°F (2002) | 3.10 in (2015) |
| September 30 | 82.9°F (2021) | 30.0°F (2004) | 0.95 in (2019) |