September weather in Helena, AL
The average temperature in Helena in September is 75.8°F (64.4°F–87.2°F). Average precipitation: 3.93 inches.
September is a fall month in Helena, and is warmer than the annual average of 64°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
87.2°F
Avg Low
64.4°F
Precipitation
3.93 in
Daylight
12h 12m
September records in Helena
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 99.0°F (2011) | 63.0°F (2005) | 2.46 in (2001) |
| September 2 | 99.0°F (2011) | 61.0°F (2017) | 0.48 in (2001) |
| September 3 | 98.1°F (2019) | 61.0°F (2017) | 2.97 in (2001) |
| September 4 | 98.1°F (2019) | 60.1°F (2010) | 1.19 in (2001) |
| September 5 | 96.1°F (2007) | 55.0°F (2010) | 3.42 in (2011) |
| September 6 | 97.0°F (2016) | 54.0°F (2010) | 0.78 in (2008) |
| September 7 | 97.0°F (2016) | 50.0°F (2017) | 0.76 in (2004) |
| September 8 | 97.0°F (2016) | 52.0°F (2017) | 0.30 in (2008) |
| September 9 | 100.9°F (2019) | 54.0°F (2011) | 0.58 in (2018) |
| September 10 | 100.0°F (2019) | 53.1°F (2011) | 0.03 in (2015) |
| September 11 | 96.1°F (2010) | 55.0°F (2011) | 1.51 in (2017) |
| September 12 | 100.9°F (2019) | 57.9°F (2017) | 1.25 in (2006) |
| September 13 | 100.0°F (2019) | 50.0°F (2015) | 0.41 in (2018) |
| September 14 | 96.1°F (2016) | 48.9°F (2015) | 1.85 in (2007) |
| September 15 | 98.1°F (2016) | 54.0°F (2013) | 2.24 in (2014) |
| September 16 | 100.9°F (2019) | 50.0°F (2007) | 6.64 in (2004) |
| September 17 | 100.9°F (2019) | 57.9°F (2006) | 2.47 in (2009) |
| September 18 | 100.0°F (2019) | 60.1°F (2004) | 2.77 in (2012) |
| September 19 | 100.0°F (2010) | 50.0°F (2012) | 2.09 in (2017) |
| September 20 | 100.0°F (2010) | 48.9°F (2012) | 1.96 in (2011) |
| September 21 | 97.0°F (2005) | 48.0°F (2006) | 1.44 in (2009) |
| September 22 | 96.1°F (2010) | 55.9°F (2013) | 3.55 in (2002) |
| September 23 | 98.1°F (2016) | 54.0°F (2012) | 1.16 in (2003) |
| September 24 | 98.1°F (2016) | 48.0°F (2012) | 2.11 in (2006) |
| September 25 | 100.0°F (2016) | 51.1°F (2008) | 0.44 in (2005) |
| September 26 | 97.0°F (2019) | 48.0°F (2008) | 3.93 in (2005) |
| September 27 | 98.1°F (2019) | 52.0°F (2006) | 1.47 in (2002) |
| September 28 | 97.0°F (2019) | 51.1°F (2010) | 0.10 in (2018) |
| September 29 | 97.0°F (2019) | 46.0°F (2006) | 0.06 in (2020) |
| September 30 | 99.0°F (2019) | 46.9°F (2020) | 1.22 in (2012) |