September weather in Pittsburg, IL
The average temperature in Pittsburg in September is °F (°F–°F). Average precipitation: 3.25 inches.
September is a fall month in Pittsburg, and is cooler than the annual average of 0°F. Expect about 6 days with precipitation. Daylight averages about 12h 14m.
Avg High
°F
Avg Low
°F
Precipitation
3.25 in
Daylight
12h 14m
September records in Pittsburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 2.50 in (2012) |
| September 2 | — | — | 2.94 in (2012) |
| September 3 | — | — | 1.16 in (1993) |
| September 4 | — | — | 1.00 in (1994) |
| September 5 | — | — | 2.40 in (2009) |
| September 6 | — | — | 0.93 in (1992) |
| September 7 | — | — | 0.80 in (1980) |
| September 8 | — | — | 2.16 in (2018) |
| September 9 | — | — | 2.55 in (2015) |
| September 10 | — | — | 1.03 in (2016) |
| September 11 | — | — | 1.92 in (1984) |
| September 12 | — | — | 3.50 in (1977) |
| September 13 | — | — | 0.25 in (2024) |
| September 14 | — | — | 1.65 in (1978) |
| September 15 | — | — | 1.56 in (1993) |
| September 16 | — | — | 2.55 in (1996) |
| September 17 | — | — | 1.47 in (1980) |
| September 18 | — | — | 1.68 in (1986) |
| September 19 | — | — | 1.36 in (1988) |
| September 20 | — | — | 0.69 in (2002) |
| September 21 | — | — | 1.22 in (1992) |
| September 22 | — | — | 1.30 in (2025) |
| September 23 | — | — | 2.44 in (1993) |
| September 24 | — | — | 2.09 in (1993) |
| September 25 | — | — | 2.41 in (2011) |
| September 26 | — | — | 1.32 in (2016) |
| September 27 | — | — | 2.30 in (2024) |
| September 28 | — | — | 1.90 in (2024) |
| September 29 | — | — | 1.87 in (1974) |
| September 30 | — | — | 0.13 in (1978) |