September weather in Godfrey, IL
The average temperature in Godfrey in September is 70.0°F (59.8°F–80.1°F). Average precipitation: 3.38 inches.
September is a fall month in Godfrey, and is warmer than the annual average of 55.7°F. Daily temperatures swing about 20.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 14m. For travel, September is a comfortable month to visit.
Avg High
80.1°F
Avg Low
59.8°F
Precipitation
3.38 in
Daylight
12h 14m
September records in Godfrey
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1953) | 48.0°F (1955) | 2.52 in (2003) |
| September 2 | 98.1°F (1953) | 46.0°F (1949) | 2.45 in (2003) |
| September 3 | 97.0°F (2011) | 45.0°F (1974) | 2.63 in (1993) |
| September 4 | 102.9°F (1954) | 43.0°F (1974) | 1.59 in (2011) |
| September 5 | 102.9°F (1954) | 46.0°F (1974) | 2.24 in (2008) |
| September 6 | 100.9°F (1954) | 50.0°F (1950) | 0.90 in (2009) |
| September 7 | 99.0°F (1960) | 45.0°F (1956) | 0.59 in (2007) |
| September 8 | 97.0°F (1960) | 42.1°F (1982) | 1.43 in (1972) |
| September 9 | 98.1°F (1980) | 42.1°F (1986) | 3.13 in (1973) |
| September 10 | 98.1°F (1964) | 48.0°F (1969) | 2.05 in (2016) |
| September 11 | 97.0°F (2013) | 48.9°F (1959) | 1.57 in (2010) |
| September 12 | 96.1°F (1952) | 42.1°F (1955) | 0.91 in (1986) |
| September 13 | 95.0°F (1956) | 46.0°F (1953) | 2.00 in (1977) |
| September 14 | 99.0°F (2025) | 44.1°F (1949) | 2.12 in (1945) |
| September 15 | 97.0°F (1971) | 45.0°F (1974) | 1.78 in (1993) |
| September 16 | 96.1°F (1954) | 46.0°F (1943) | 1.00 in (2005) |
| September 17 | 96.1°F (1954) | 44.1°F (1981) | 3.46 in (1969) |
| September 18 | 93.9°F (1953) | 43.0°F (1973) | 1.99 in (1968) |
| September 19 | 93.9°F (1948) | 43.0°F (1973) | 1.52 in (2011) |
| September 20 | 95.0°F (1978) | 42.1°F (1991) | 1.90 in (1954) |
| September 21 | 95.0°F (2017) | 42.1°F (1982) | 1.54 in (1967) |
| September 22 | 93.0°F (1956) | 39.0°F (1974) | 1.60 in (1947) |
| September 23 | 96.1°F (2005) | 37.0°F (1974) | 2.14 in (1993) |
| September 24 | 90.0°F (2007) | 37.9°F (1983) | 2.20 in (1993) |
| September 25 | 88.0°F (1986) | 37.0°F (1950) | 1.77 in (1961) |
| September 26 | 91.9°F (1946) | 41.0°F (1975) | 1.67 in (2012) |
| September 27 | 89.1°F (1998) | 41.0°F (1975) | 1.29 in (1967) |
| September 28 | 93.9°F (1953) | 37.0°F (1957) | 1.68 in (1945) |
| September 29 | 100.0°F (1953) | 37.9°F (1949) | 1.35 in (1974) |
| September 30 | 98.1°F (1952) | 37.0°F (1949) | 2.00 in (1986) |