September weather in Alpha, IL
The average temperature in Alpha in September is °F (°F–°F). Average precipitation: 3.52 inches.
September is a fall month in Alpha, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 12h 16m.
Avg High
°F
Avg Low
°F
Precipitation
3.52 in
Daylight
12h 16m
September records in Alpha
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 1.84 in (2003) |
| September 2 | — | — | 0.22 in (2010) |
| September 3 | — | — | 0.30 in (1991) |
| September 4 | — | — | 0.64 in (2008) |
| September 5 | — | — | 1.24 in (2008) |
| September 6 | — | — | 0.53 in (1992) |
| September 7 | — | — | 0.55 in (2001) |
| September 8 | — | — | 1.09 in (1992) |
| September 9 | — | — | 1.36 in (2008) |
| September 10 | — | — | 1.75 in (1992) |
| September 11 | — | — | 1.32 in (2006) |
| September 12 | — | — | 1.18 in (2006) |
| September 13 | — | — | 2.55 in (2008) |
| September 14 | — | — | 2.77 in (2008) |
| September 15 | — | — | 0.34 in (1993) |
| September 16 | — | — | 1.57 in (2004) |
| September 17 | — | — | 1.57 in (1997) |
| September 18 | — | — | 0.80 in (2000) |
| September 19 | — | — | 1.49 in (2001) |
| September 20 | — | — | 0.50 in (1995) |
| September 21 | — | — | 0.80 in (2000) |
| September 22 | — | — | 0.81 in (2010) |
| September 23 | — | — | 1.25 in (2000) |
| September 24 | — | — | 0.38 in (2000) |
| September 25 | — | — | 0.46 in (2009) |
| September 26 | — | — | 1.16 in (1993) |
| September 27 | — | — | 1.73 in (2011) |
| September 28 | — | — | 0.37 in (2005) |
| September 29 | — | — | 0.39 in (2008) |
| September 30 | — | — | 0.07 in (1995) |