September weather in Bridgeport, IL
The average temperature in Bridgeport in September is 68.7°F (55.7°F–81.7°F). Average precipitation: 3.56 inches.
September is a fall month in Bridgeport, and is warmer than the annual average of 54.9°F. Daily temperatures swing about 26°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
81.7°F
Avg Low
55.7°F
Precipitation
3.56 in
Daylight
12h 14m
September records in Bridgeport
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (2013) | 52.0°F (2009) | 1.37 in (2013) |
| September 2 | 97.0°F (2011) | 50.0°F (1994) | 3.77 in (1982) |
| September 3 | 98.1°F (2011) | 50.0°F (1994) | 1.90 in (2004) |
| September 4 | 99.0°F (2011) | 48.9°F (1997) | 1.11 in (1969) |
| September 5 | 98.1°F (1999) | 46.0°F (1997) | 1.63 in (1994) |
| September 6 | 98.1°F (1999) | 46.0°F (1997) | 1.12 in (2012) |
| September 7 | 96.1°F (1998) | 43.0°F (2017) | 0.78 in (1971) |
| September 8 | 96.1°F (2002) | 42.1°F (2024) | 3.81 in (2018) |
| September 9 | 97.0°F (2002) | 39.9°F (2024) | 4.27 in (2018) |
| September 10 | 98.1°F (2002) | 48.0°F (1998) | 0.99 in (1992) |
| September 11 | 98.1°F (2002) | 45.0°F (2024) | 0.64 in (1984) |
| September 12 | 96.1°F (2013) | 46.0°F (1993) | 2.24 in (1965) |
| September 13 | 96.1°F (1991) | 46.0°F (2023) | 1.63 in (2008) |
| September 14 | 96.1°F (1991) | 44.1°F (1996) | 0.80 in (1989) |
| September 15 | 93.9°F (1991) | 43.0°F (1996) | 1.55 in (2002) |
| September 16 | 93.9°F (1991) | 43.0°F (2007) | 1.35 in (1996) |
| September 17 | 93.9°F (2019) | 45.0°F (2000) | 2.46 in (1980) |
| September 18 | 95.0°F (2018) | 46.0°F (1999) | 0.97 in (1964) |
| September 19 | 95.0°F (2018) | 42.1°F (2012) | 1.10 in (2011) |
| September 20 | 95.0°F (2018) | 37.0°F (1991) | 2.91 in (2005) |
| September 21 | 93.0°F (1963) | 37.9°F (1991) | 1.40 in (2002) |
| September 22 | 96.1°F (2010) | 39.0°F (1991) | 1.45 in (2003) |
| September 23 | 93.0°F (2005) | 35.1°F (1995) | 2.53 in (1993) |
| September 24 | 95.0°F (2007) | 34.0°F (1995) | 1.20 in (2024) |
| September 25 | 93.0°F (2007) | 35.1°F (1995) | 3.75 in (2009) |
| September 26 | 91.0°F (2017) | 39.0°F (2001) | 2.03 in (2011) |
| September 27 | 91.9°F (2017) | 37.9°F (1991) | 1.94 in (2003) |
| September 28 | 91.9°F (1998) | 37.0°F (2022) | 1.21 in (2024) |
| September 29 | 91.9°F (1999) | 39.9°F (2022) | 2.41 in (1974) |
| September 30 | 93.9°F (2019) | 36.0°F (1963) | 0.41 in (1972) |