September weather in Brownton, MN
The average temperature in Brownton in September is 60.5°F (49.3°F–71.7°F). Average precipitation: 3.22 inches.
September is a fall month in Brownton, and is warmer than the annual average of 43.6°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 18m. For travel, September is a comfortable month to visit.
Avg High
71.7°F
Avg Low
49.3°F
Precipitation
3.22 in
Daylight
12h 18m
September records in Brownton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 86.0°F (2013) | 42.1°F (2009) | 0.80 in (2014) |
| September 2 | 89.1°F (2011) | 45.0°F (2009) | 0.95 in (2010) |
| September 3 | 90.0°F (2003) | 42.1°F (2013) | 0.93 in (2019) |
| September 4 | 95.0°F (2023) | 39.9°F (2025) | 2.62 in (2005) |
| September 5 | 96.1°F (2023) | 41.0°F (2011) | 0.65 in (2016) |
| September 6 | 95.0°F (2023) | 42.1°F (2025) | 1.22 in (2004) |
| September 7 | 95.0°F (2003) | 43.0°F (2017) | 1.21 in (2007) |
| September 8 | 93.9°F (2003) | 42.1°F (2010) | 1.27 in (2005) |
| September 9 | 89.1°F (2003) | 37.0°F (2008) | 0.21 in (2016) |
| September 10 | 91.9°F (2013) | 33.1°F (2020) | 0.95 in (2014) |
| September 11 | 87.1°F (2005) | 36.0°F (2020) | 1.03 in (2019) |
| September 12 | 98.1°F (2012) | 35.1°F (2007) | 2.50 in (2003) |
| September 13 | 86.0°F (2011) | 33.1°F (2014) | 4.10 in (2005) |
| September 14 | 87.1°F (2004) | 37.9°F (2023) | 0.75 in (2004) |
| September 15 | 89.1°F (2025) | 27.0°F (2007) | 1.19 in (2004) |
| September 16 | 91.9°F (2018) | 33.1°F (2011) | 0.90 in (2010) |
| September 17 | 91.9°F (2025) | 39.0°F (2011) | 0.45 in (2021) |
| September 18 | 89.1°F (2007) | 37.0°F (2012) | 1.63 in (2018) |
| September 19 | 82.0°F (2009) | 37.9°F (2012) | 0.45 in (2007) |
| September 20 | 89.1°F (2021) | 34.0°F (2006) | 1.21 in (2018) |
| September 21 | 91.9°F (2022) | 34.0°F (2006) | 2.10 in (2021) |
| September 22 | 91.0°F (2022) | 37.9°F (2018) | 1.15 in (2004) |
| September 23 | 90.0°F (2017) | 33.1°F (2012) | 1.43 in (2010) |
| September 24 | 87.1°F (2007) | 32.0°F (2012) | 2.05 in (2010) |
| September 25 | 84.9°F (2017) | 34.0°F (2003) | 1.45 in (2005) |
| September 26 | 82.0°F (2020) | 32.0°F (2003) | 0.50 in (2009) |
| September 27 | 84.9°F (2008) | 32.0°F (2012) | 0.16 in (2007) |
| September 28 | 84.0°F (2013) | 30.0°F (2022) | 0.12 in (2005) |
| September 29 | 84.0°F (2024) | 30.9°F (2018) | 0.30 in (2019) |
| September 30 | 88.0°F (2025) | 30.0°F (2003) | 0.86 in (2019) |