September weather in Joppa, IL
The average temperature in Joppa in September is °F (°F–°F). Average precipitation: 3.64 inches.
September is a fall month in Joppa, and is cooler than the annual average of 0°F. Daylight averages about 12h 13m.
Avg High
°F
Avg Low
°F
Precipitation
3.64 in
Daylight
12h 13m
September records in Joppa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 2.40 in (2014) |
| September 2 | — | — | 0.01 in (2014) |
| September 3 | — | — | 0.64 in (2020) |
| September 4 | — | — | 0.25 in (2008) |
| September 5 | — | — | 0.64 in (2021) |
| September 6 | — | — | 0.80 in (2023) |
| September 7 | — | — | 1.33 in (2009) |
| September 8 | — | — | 1.79 in (2018) |
| September 9 | — | — | 0.36 in (2008) |
| September 10 | — | — | 2.96 in (2010) |
| September 11 | — | — | 1.79 in (2014) |
| September 12 | — | — | 0.81 in (2006) |
| September 13 | — | — | 1.74 in (2020) |
| September 14 | — | — | 0.26 in (2024) |
| September 15 | — | — | 0.62 in (2008) |
| September 16 | — | — | 0.05 in (2013) |
| September 17 | — | — | 0.44 in (2021) |
| September 18 | — | — | 2.88 in (2006) |
| September 19 | — | — | 0.01 in (2021) |
| September 20 | — | — | 0.80 in (2005) |
| September 21 | — | — | 0.71 in (2009) |
| September 22 | — | — | 1.34 in (2018) |
| September 23 | — | — | 2.79 in (2006) |
| September 24 | — | — | 0.40 in (2018) |
| September 25 | — | — | 2.22 in (2025) |
| September 26 | — | — | 0.89 in (2007) |
| September 27 | — | — | 1.98 in (2024) |
| September 28 | — | — | 5.16 in (2024) |
| September 29 | — | — | 1.40 in (2020) |
| September 30 | — | — | 0.41 in (2008) |