September weather in Corunna, MI
The average temperature in Corunna in September is 62.2°F (49.9°F–74.5°F). Average precipitation: 2.80 inches.
September is a fall month in Corunna, and is warmer than the annual average of 47.7°F. Daily temperatures swing about 24.6°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
74.5°F
Avg Low
49.9°F
Precipitation
2.80 in
Daylight
12h 17m
September records in Corunna
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (2012) | 41.0°F (2017) | 0.71 in (2010) |
| September 2 | 93.0°F (2011) | 37.9°F (2017) | 0.61 in (2018) |
| September 3 | 90.0°F (2011) | 35.1°F (2017) | 1.25 in (2008) |
| September 4 | 90.0°F (2012) | 45.0°F (2003) | 1.43 in (2015) |
| September 5 | 89.1°F (2018) | 43.0°F (2003) | 0.66 in (2012) |
| September 6 | 90.0°F (2014) | 39.9°F (2017) | 0.41 in (2004) |
| September 7 | 93.9°F (2002) | 39.9°F (2017) | 0.81 in (2007) |
| September 8 | 95.0°F (2002) | 46.0°F (2017) | 1.30 in (2001) |
| September 9 | 93.0°F (2002) | 35.1°F (2017) | 1.14 in (2015) |
| September 10 | 91.9°F (2002) | 35.1°F (2017) | 0.82 in (2007) |
| September 11 | 95.0°F (2013) | 36.0°F (2017) | 0.52 in (2006) |
| September 12 | 91.0°F (2005) | 39.0°F (2017) | 0.61 in (2008) |
| September 13 | 90.0°F (2005) | 41.0°F (2007) | 1.89 in (2008) |
| September 14 | 88.0°F (2002) | 37.0°F (2011) | 2.74 in (2008) |
| September 15 | 84.0°F (2004) | 35.1°F (2007) | 0.41 in (2005) |
| September 16 | 84.0°F (2015) | 35.1°F (2007) | 0.41 in (2010) |
| September 17 | 87.1°F (2003) | 37.0°F (2013) | 0.10 in (2010) |
| September 18 | 87.1°F (2017) | 35.1°F (2013) | 0.64 in (2010) |
| September 19 | 89.1°F (2002) | 37.0°F (2014) | 0.92 in (2001) |
| September 20 | 84.0°F (2016) | 37.0°F (2014) | 0.18 in (2009) |
| September 21 | 88.0°F (2005) | 39.9°F (2003) | 0.63 in (2014) |
| September 22 | 95.0°F (2017) | 42.1°F (2002) | 2.66 in (2005) |
| September 23 | 95.0°F (2017) | 37.9°F (2013) | 0.34 in (2001) |
| September 24 | 93.9°F (2017) | 36.0°F (2002) | 0.54 in (2003) |
| September 25 | 93.0°F (2017) | 36.0°F (2002) | 0.50 in (2005) |
| September 26 | 91.9°F (2017) | 37.0°F (2006) | 0.42 in (2011) |
| September 27 | 93.0°F (2017) | 41.0°F (2006) | 0.60 in (2009) |
| September 28 | 79.0°F (2015) | 33.1°F (2006) | 0.59 in (2005) |
| September 29 | 81.0°F (2015) | 30.9°F (2006) | 0.80 in (2008) |
| September 30 | 87.1°F (2002) | 33.1°F (2009) | 0.96 in (2016) |