September weather in Aroma Park, IL
The average temperature in Aroma Park in September is 66.5°F (55.1°F–77.9°F). Average precipitation: 3.56 inches.
September is a fall month in Aroma Park, and is warmer than the annual average of 51.2°F. Daily temperatures swing about 22.8°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
77.9°F
Avg Low
55.1°F
Precipitation
3.56 in
Daylight
12h 15m
September records in Aroma Park
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 95.0°F (1984) | 46.0°F (1987) | 3.44 in (1989) |
| September 2 | 96.1°F (2000) | 45.0°F (1994) | 1.07 in (2010) |
| September 3 | 96.1°F (2011) | 39.9°F (1988) | 2.22 in (1993) |
| September 4 | 95.0°F (2000) | 44.1°F (1982) | 1.58 in (1977) |
| September 5 | 93.9°F (1999) | 44.1°F (1974) | 0.64 in (2006) |
| September 6 | 99.0°F (1998) | 41.0°F (1988) | 1.85 in (2023) |
| September 7 | 99.0°F (1990) | 43.0°F (1988) | 1.16 in (1989) |
| September 8 | 96.1°F (1990) | 36.0°F (1986) | 2.55 in (2016) |
| September 9 | 96.1°F (1978) | 36.0°F (1986) | 1.97 in (1989) |
| September 10 | 96.1°F (2002) | 43.0°F (1999) | 3.20 in (1992) |
| September 11 | 96.1°F (2013) | 43.0°F (1999) | 0.75 in (2014) |
| September 12 | 93.9°F (2013) | 45.0°F (1993) | 1.77 in (2006) |
| September 13 | 93.0°F (1981) | 39.9°F (1975) | 1.75 in (1974) |
| September 14 | 95.0°F (1998) | 39.9°F (1985) | 0.66 in (1993) |
| September 15 | 91.9°F (1991) | 39.9°F (1985) | 0.97 in (1993) |
| September 16 | 91.9°F (1991) | 37.9°F (1984) | 1.51 in (2019) |
| September 17 | 91.0°F (2018) | 37.9°F (1984) | 1.81 in (1987) |
| September 18 | 91.9°F (2018) | 41.0°F (1984) | 1.52 in (1978) |
| September 19 | 90.0°F (1983) | 34.0°F (1991) | 1.47 in (1977) |
| September 20 | 91.9°F (1978) | 34.0°F (1991) | 1.83 in (1986) |
| September 21 | 95.0°F (2018) | 34.0°F (1991) | 0.67 in (1983) |
| September 22 | 93.0°F (2010) | 35.1°F (1983) | 0.61 in (2010) |
| September 23 | 93.9°F (2005) | 30.9°F (1995) | 0.62 in (1986) |
| September 24 | 93.0°F (2017) | 35.1°F (1983) | 1.58 in (1977) |
| September 25 | 91.0°F (2007) | 30.9°F (1989) | 1.37 in (1986) |
| September 26 | 91.0°F (2017) | 33.1°F (1989) | 1.31 in (1951) |
| September 27 | 93.0°F (1998) | 30.0°F (1991) | 1.33 in (1981) |
| September 28 | 89.1°F (1998) | 35.1°F (1989) | 2.73 in (2019) |
| September 29 | 88.0°F (2025) | 35.1°F (1992) | 1.07 in (1999) |
| September 30 | 90.0°F (2025) | 32.0°F (1993) | 1.11 in (1986) |