September weather in Stanford, IL
The average temperature in Stanford in September is 65.2°F (54.1°F–76.3°F). Average precipitation: 3.15 inches.
September is a fall month in Stanford, and is warmer than the annual average of 50.2°F. Daily temperatures swing about 22.2°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 15m. For travel, September is one of the best months of the year to visit.
Avg High
76.3°F
Avg Low
54.1°F
Precipitation
3.15 in
Daylight
12h 15m
September records in Stanford
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (2000) | 46.0°F (2009) | 0.93 in (2012) |
| September 2 | 99.0°F (2011) | 48.9°F (2009) | 1.34 in (2012) |
| September 3 | 97.0°F (2011) | 50.0°F (2009) | 0.22 in (2010) |
| September 4 | 96.1°F (1999) | 48.9°F (2000) | 0.15 in (2011) |
| September 5 | 93.9°F (1999) | 46.9°F (2000) | 2.34 in (2008) |
| September 6 | 91.9°F (2001) | 45.0°F (2011) | 0.53 in (2014) |
| September 7 | 93.9°F (2002) | 44.1°F (2011) | 0.39 in (2009) |
| September 8 | 93.9°F (2002) | 46.0°F (2011) | 0.90 in (2001) |
| September 9 | 95.0°F (2002) | 45.0°F (1999) | 1.63 in (2015) |
| September 10 | 93.0°F (2013) | 43.0°F (1999) | 2.13 in (2014) |
| September 11 | 93.9°F (2000) | 48.9°F (2008) | 1.50 in (2014) |
| September 12 | 93.9°F (2005) | 42.1°F (2007) | 2.11 in (2008) |
| September 13 | 91.9°F (2005) | 37.9°F (2014) | 0.43 in (2008) |
| September 14 | 93.9°F (2005) | 37.9°F (2014) | 2.80 in (2008) |
| September 15 | 84.0°F (2004) | 34.0°F (2007) | 1.74 in (2008) |
| September 16 | 84.9°F (2003) | 34.0°F (2007) | 0.61 in (2014) |
| September 17 | 86.0°F (2006) | 41.0°F (1999) | 0.29 in (2002) |
| September 18 | 90.0°F (2000) | 46.0°F (2012) | 1.06 in (2001) |
| September 19 | 91.0°F (2000) | 41.0°F (2012) | 2.15 in (2015) |
| September 20 | 91.0°F (2013) | 39.9°F (1999) | 1.08 in (2005) |
| September 21 | 89.1°F (2003) | 39.0°F (1999) | 0.58 in (2009) |
| September 22 | 90.0°F (2007) | 39.0°F (1999) | 0.54 in (2010) |
| September 23 | 91.9°F (2005) | 37.9°F (2002) | 0.45 in (2000) |
| September 24 | 91.0°F (2007) | 35.1°F (2001) | 0.99 in (2005) |
| September 25 | 91.0°F (1999) | 35.1°F (2001) | 0.22 in (2000) |
| September 26 | 88.0°F (1999) | 37.9°F (2001) | 0.47 in (2003) |
| September 27 | 81.0°F (2004) | 37.0°F (2000) | 1.23 in (2011) |
| September 28 | 82.0°F (2014) | 37.0°F (2003) | 0.88 in (1999) |
| September 29 | 88.0°F (2002) | 35.1°F (2003) | 0.99 in (2005) |
| September 30 | 86.0°F (2002) | 34.0°F (2003) | 0.53 in (2008) |