September weather in Berlin, WI
The average temperature in Berlin in September is 60.7°F (49.4°F–72.1°F). Average precipitation: 3.49 inches.
September is a fall month in Berlin, and is warmer than the annual average of 45°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
72.1°F
Avg Low
49.4°F
Precipitation
3.49 in
Daylight
12h 17m
September records in Berlin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 87.1°F (2008) | 42.1°F (2009) | 0.93 in (2010) |
| September 2 | 89.1°F (2011) | 44.1°F (2009) | 0.23 in (2014) |
| September 3 | 91.0°F (2008) | 44.1°F (2009) | 0.59 in (2017) |
| September 4 | 95.0°F (2023) | 39.9°F (2025) | 2.50 in (2018) |
| September 5 | 93.0°F (2023) | 44.1°F (2010) | 0.70 in (2018) |
| September 6 | 89.1°F (2015) | 39.0°F (2011) | 1.53 in (2007) |
| September 7 | 90.0°F (2015) | 39.0°F (2024) | 2.00 in (2016) |
| September 8 | 84.9°F (2013) | 39.0°F (2024) | 0.38 in (2016) |
| September 9 | 82.9°F (2022) | 39.9°F (2008) | 1.44 in (2015) |
| September 10 | 90.0°F (2005) | 39.0°F (2008) | 1.36 in (2019) |
| September 11 | 91.9°F (2013) | 37.9°F (2007) | 1.11 in (2022) |
| September 12 | 89.1°F (2005) | 37.9°F (2007) | 1.93 in (2022) |
| September 13 | 88.0°F (2005) | 39.9°F (2013) | 0.93 in (2019) |
| September 14 | 84.9°F (2009) | 30.9°F (2007) | 0.45 in (2008) |
| September 15 | 84.9°F (2009) | 32.0°F (2007) | 0.21 in (2013) |
| September 16 | 87.1°F (2018) | 35.1°F (2011) | 0.38 in (2013) |
| September 17 | 88.0°F (2024) | 36.0°F (2013) | 0.08 in (2006) |
| September 18 | 88.0°F (2018) | 37.0°F (2013) | 0.87 in (2015) |
| September 19 | 84.0°F (2025) | 32.0°F (2012) | 0.83 in (2015) |
| September 20 | 86.0°F (2021) | 34.0°F (2006) | 0.55 in (2018) |
| September 21 | 89.1°F (2005) | 34.0°F (2006) | 1.24 in (2016) |
| September 22 | 84.0°F (2024) | 36.0°F (2012) | 2.10 in (2016) |
| September 23 | 90.0°F (2017) | 33.1°F (2012) | 0.64 in (2019) |
| September 24 | 91.0°F (2017) | 33.1°F (2012) | 1.10 in (2023) |
| September 25 | 88.0°F (2017) | 37.9°F (2011) | 0.53 in (2023) |
| September 26 | 88.0°F (2017) | 37.0°F (2010) | 1.38 in (2011) |
| September 27 | 81.0°F (2008) | 33.1°F (2012) | 0.83 in (2011) |
| September 28 | 84.0°F (2025) | 33.1°F (2012) | 0.51 in (2005) |
| September 29 | 80.1°F (2013) | 33.1°F (2018) | 0.97 in (2015) |
| September 30 | 86.0°F (2025) | 30.0°F (2009) | 0.55 in (2007) |