September weather in Hudson, IL
The average temperature in Hudson in September is 65.9°F (53.0°F–78.8°F). Average precipitation: 3.22 inches.
September is a fall month in Hudson, and is warmer than the annual average of 51.1°F. Daily temperatures swing about 25.8°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
78.8°F
Avg Low
53.0°F
Precipitation
3.22 in
Daylight
12h 15m
September records in Hudson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 97.0°F (2013) | 42.1°F (2009) | 2.50 in (2003) |
| September 2 | 100.9°F (2011) | 42.1°F (2009) | 3.88 in (2012) |
| September 3 | 100.0°F (2011) | 42.1°F (2017) | 3.23 in (1993) |
| September 4 | 97.0°F (2011) | 45.0°F (2024) | 0.56 in (1991) |
| September 5 | 96.1°F (2015) | 45.0°F (1988) | 2.81 in (2008) |
| September 6 | 95.0°F (1990) | 39.9°F (1988) | 2.52 in (1993) |
| September 7 | 97.0°F (2015) | 42.1°F (1988) | 1.28 in (2020) |
| September 8 | 95.0°F (2015) | 39.0°F (1986) | 1.20 in (2007) |
| September 9 | 96.1°F (1983) | 39.0°F (2024) | 1.41 in (1997) |
| September 10 | 98.1°F (2013) | 41.0°F (1993) | 2.30 in (2014) |
| September 11 | 99.0°F (2013) | 39.9°F (1993) | 1.82 in (2014) |
| September 12 | 97.0°F (2013) | 41.0°F (2007) | 1.44 in (2000) |
| September 13 | 93.9°F (1991) | 37.9°F (2014) | 3.06 in (1977) |
| September 14 | 97.0°F (2025) | 39.0°F (2013) | 2.51 in (2008) |
| September 15 | 91.0°F (2025) | 35.1°F (2007) | 2.00 in (2008) |
| September 16 | 90.0°F (2025) | 35.1°F (2007) | 1.43 in (2004) |
| September 17 | 91.9°F (2018) | 35.1°F (2007) | 1.25 in (1980) |
| September 18 | 93.0°F (2018) | 33.1°F (1991) | 0.70 in (1982) |
| September 19 | 93.0°F (2018) | 32.0°F (1991) | 3.42 in (2022) |
| September 20 | 93.9°F (2013) | 32.0°F (1991) | 5.21 in (1986) |
| September 21 | 96.1°F (2022) | 32.0°F (1991) | 1.40 in (1992) |
| September 22 | 93.0°F (1988) | 34.0°F (1995) | 3.28 in (2023) |
| September 23 | 95.0°F (2017) | 32.0°F (1995) | 1.16 in (1985) |
| September 24 | 93.0°F (2017) | 34.0°F (1995) | 1.00 in (1977) |
| September 25 | 93.0°F (2007) | 36.0°F (1995) | 0.56 in (1998) |
| September 26 | 91.9°F (2017) | 35.1°F (1984) | 1.76 in (1993) |
| September 27 | 90.0°F (2017) | 32.0°F (1991) | 1.20 in (2011) |
| September 28 | 89.1°F (2021) | 35.1°F (2022) | 1.86 in (2019) |
| September 29 | 90.0°F (2025) | 33.1°F (1984) | 0.95 in (1999) |
| September 30 | 91.0°F (2021) | 30.9°F (1984) | 1.34 in (1986) |