September weather in Brooklyn, MI
The average temperature in Brooklyn in September is 62.6°F (49.5°F–75.6°F). Average precipitation: 3.09 inches.
September is a fall month in Brooklyn, and is warmer than the annual average of 47.5°F. Daily temperatures swing about 26.1°F between overnight low and afternoon high. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
75.6°F
Avg Low
49.5°F
Precipitation
3.09 in
Daylight
12h 16m
September records in Brooklyn
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.9°F (2012) | 45.0°F (2017) | 0.91 in (2003) |
| September 2 | 91.9°F (2011) | 45.0°F (2024) | 1.94 in (2020) |
| September 3 | 96.1°F (2011) | 45.0°F (2024) | 0.57 in (2010) |
| September 4 | 95.0°F (2011) | 46.0°F (2025) | 0.97 in (2018) |
| September 5 | 90.0°F (2018) | 42.1°F (2010) | 0.21 in (2017) |
| September 6 | 91.9°F (2023) | 42.1°F (2017) | 0.33 in (2018) |
| September 7 | 90.0°F (2016) | 45.0°F (2020) | 0.51 in (2020) |
| September 8 | 93.9°F (2002) | 44.1°F (2017) | 2.00 in (2020) |
| September 9 | 93.9°F (2002) | 37.0°F (2024) | 0.47 in (2007) |
| September 10 | 91.9°F (2002) | 45.0°F (2008) | 1.13 in (2001) |
| September 11 | 93.0°F (2013) | 42.1°F (2017) | 0.76 in (2022) |
| September 12 | 91.0°F (2013) | 45.0°F (2007) | 1.08 in (2019) |
| September 13 | 90.0°F (2005) | 44.1°F (2007) | 0.48 in (2008) |
| September 14 | 89.1°F (2005) | 36.0°F (2001) | 3.45 in (2008) |
| September 15 | 88.0°F (2002) | 37.9°F (2013) | 1.47 in (2008) |
| September 16 | 84.9°F (2004) | 37.0°F (2007) | 1.03 in (2005) |
| September 17 | 87.1°F (2018) | 37.0°F (2007) | 0.55 in (2010) |
| September 18 | 88.0°F (2017) | 41.0°F (2020) | 0.29 in (2022) |
| September 19 | 89.1°F (2018) | 34.0°F (2020) | 0.65 in (2001) |
| September 20 | 88.0°F (2024) | 34.0°F (2020) | 0.90 in (2011) |
| September 21 | 88.0°F (2018) | 35.1°F (2006) | 1.67 in (2002) |
| September 22 | 95.0°F (2017) | 34.0°F (2006) | 1.99 in (2021) |
| September 23 | 95.0°F (2017) | 37.9°F (2002) | 1.65 in (2021) |
| September 24 | 97.0°F (2017) | 34.0°F (2012) | 0.42 in (2025) |
| September 25 | 95.0°F (2017) | 35.1°F (2012) | 1.28 in (2003) |
| September 26 | 95.0°F (2017) | 35.1°F (2001) | 1.04 in (2005) |
| September 27 | 93.9°F (2017) | 39.9°F (2006) | 0.68 in (2003) |
| September 28 | 82.0°F (2017) | 41.0°F (2001) | 1.40 in (2019) |
| September 29 | 80.1°F (2013) | 34.0°F (2006) | 0.65 in (2004) |
| September 30 | 78.1°F (2002) | 34.0°F (2003) | 0.57 in (2016) |