September weather in Valier, IL
The average temperature in Valier in September is 69.2°F (57.8°F–80.6°F). Average precipitation: 3.22 inches.
September is a fall month in Valier, and is warmer than the annual average of 55.9°F. Daily temperatures swing about 22.8°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
80.6°F
Avg Low
57.8°F
Precipitation
3.22 in
Daylight
12h 14m
September records in Valier
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 96.1°F (1980) | 50.0°F (2017) | 2.65 in (2012) |
| September 2 | 98.1°F (1984) | 50.0°F (2017) | 1.57 in (1982) |
| September 3 | 95.0°F (1984) | 51.1°F (1974) | 1.99 in (1993) |
| September 4 | 91.9°F (2015) | 48.9°F (1974) | 1.84 in (1991) |
| September 5 | 93.9°F (2015) | 50.0°F (2010) | 1.01 in (2021) |
| September 6 | 93.9°F (2015) | 44.1°F (2017) | 1.50 in (2018) |
| September 7 | 95.0°F (1980) | 45.0°F (2017) | 0.87 in (2007) |
| September 8 | 98.1°F (2015) | 46.0°F (2024) | 3.50 in (2018) |
| September 9 | 96.1°F (1980) | 46.9°F (2024) | 2.00 in (2016) |
| September 10 | 98.1°F (2013) | 46.9°F (1976) | 1.50 in (2016) |
| September 11 | 98.1°F (1983) | 50.0°F (1976) | 1.40 in (1984) |
| September 12 | 97.0°F (2013) | 50.0°F (1976) | 3.20 in (1988) |
| September 13 | 95.0°F (1980) | 43.0°F (1975) | 0.89 in (1990) |
| September 14 | 98.1°F (1980) | 45.0°F (2014) | 1.45 in (1982) |
| September 15 | 93.0°F (2019) | 44.1°F (1974) | 1.40 in (1993) |
| September 16 | 93.9°F (2019) | 46.9°F (1979) | 2.70 in (1996) |
| September 17 | 93.9°F (2019) | 45.0°F (1981) | 2.00 in (2016) |
| September 18 | 93.9°F (2025) | 44.1°F (1981) | 2.83 in (1986) |
| September 19 | 93.0°F (1983) | 46.0°F (1981) | 2.90 in (1988) |
| September 20 | 93.0°F (1978) | 46.0°F (1981) | 1.65 in (2005) |
| September 21 | 95.0°F (2017) | 37.9°F (1983) | 1.42 in (1992) |
| September 22 | 93.9°F (2010) | 39.0°F (1976) | 0.51 in (2009) |
| September 23 | 91.9°F (2017) | 36.0°F (1983) | 2.66 in (1984) |
| September 24 | 93.0°F (2017) | 37.9°F (1983) | 1.85 in (2018) |
| September 25 | 91.9°F (2017) | 42.1°F (1985) | 1.10 in (2011) |
| September 26 | 91.9°F (2017) | 45.0°F (1974) | 1.84 in (2011) |
| September 27 | 89.1°F (2013) | 39.0°F (2018) | 1.05 in (2003) |
| September 28 | 90.0°F (2019) | 41.0°F (1985) | 1.76 in (1974) |
| September 29 | 90.0°F (1986) | 39.0°F (2018) | 1.99 in (1974) |
| September 30 | 93.0°F (2019) | 44.1°F (1984) | 1.06 in (2008) |