September weather in East Gillespie, IL
The average temperature in East Gillespie in September is °F (°F–°F). Average precipitation: 3.33 inches.
September is a fall month in East Gillespie, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 12h 14m.
Avg High
°F
Avg Low
°F
Precipitation
3.33 in
Daylight
12h 14m
September records in East Gillespie
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 91.9°F (1943) | 73.9°F (1942) | 2.36 in (2003) |
| September 2 | 89.1°F (1942) | 69.1°F (1943) | 2.15 in (2014) |
| September 3 | 93.0°F (1943) | 70.0°F (1942) | 1.40 in (1993) |
| September 4 | 93.9°F (1943) | 66.0°F (1942) | 1.61 in (1991) |
| September 5 | 87.1°F (1943) | 66.9°F (1942) | 2.22 in (2008) |
| September 6 | 86.0°F (1942) | 64.0°F (1943) | 0.61 in (2012) |
| September 7 | 88.0°F (1941) | 55.9°F (1943) | 0.59 in (2001) |
| September 8 | 90.0°F (1941) | 62.1°F (1943) | 1.80 in (1942) |
| September 9 | 89.1°F (1941) | 55.0°F (1943) | 2.45 in (1984) |
| September 10 | 82.9°F (1942) | 57.0°F (1943) | 1.36 in (2016) |
| September 11 | 84.9°F (1942) | 62.1°F (1941) | 2.48 in (2010) |
| September 12 | 88.0°F (1942) | 61.0°F (1943) | 1.33 in (1949) |
| September 13 | 87.1°F (1942) | 54.0°F (1941) | 3.24 in (1945) |
| September 14 | 89.1°F (1942) | 60.1°F (1943) | 1.25 in (1970) |
| September 15 | 86.0°F (1942) | 62.1°F (1943) | 3.86 in (2008) |
| September 16 | 86.0°F (1941) | 55.9°F (1943) | 1.08 in (1978) |
| September 17 | 82.9°F (1942) | 50.0°F (1943) | 5.10 in (1969) |
| September 18 | 90.0°F (1942) | 55.9°F (1943) | 1.64 in (1968) |
| September 19 | 82.9°F (1941) | 55.9°F (1943) | 1.20 in (1966) |
| September 20 | 84.9°F (1941) | 54.0°F (1942) | 1.62 in (2002) |
| September 21 | 88.0°F (1941) | 46.9°F (1942) | 1.43 in (1947) |
| September 22 | 84.9°F (1941) | 50.0°F (1942) | 1.93 in (2024) |
| September 23 | 88.0°F (1941) | 51.1°F (1942) | 2.70 in (1993) |
| September 24 | 89.1°F (1941) | 43.0°F (1942) | 1.63 in (2024) |
| September 25 | 70.0°F (1943) | 41.0°F (1942) | 1.82 in (1961) |
| September 26 | 72.0°F (1943) | 42.1°F (1942) | 1.35 in (2005) |
| September 27 | 78.1°F (1943) | 41.0°F (1942) | 1.60 in (1972) |
| September 28 | 80.1°F (1943) | 30.0°F (1942) | 0.82 in (1944) |
| September 29 | 81.0°F (1943) | 44.1°F (1942) | 1.41 in (2005) |
| September 30 | 82.0°F (1942) | 53.1°F (1942) | 2.40 in (1986) |