September weather in New Lenox, IL
The average temperature in New Lenox in September is °F (°F–°F). Average precipitation: 3.54 inches.
September is a fall month in New Lenox, and is cooler than the annual average of 0°F. Daylight averages about 12h 16m.
Avg High
°F
Avg Low
°F
Precipitation
3.54 in
Daylight
12h 16m
September records in New Lenox
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | — | — | 0.36 in (2018) |
| September 2 | — | — | 0.74 in (2013) |
| September 3 | — | — | 1.75 in (2010) |
| September 4 | — | — | 1.34 in (2011) |
| September 5 | — | — | 2.48 in (2008) |
| September 6 | — | — | 2.60 in (2023) |
| September 7 | — | — | 0.49 in (2018) |
| September 8 | — | — | 0.73 in (2016) |
| September 9 | — | — | 1.29 in (2015) |
| September 10 | — | — | 1.61 in (2014) |
| September 11 | — | — | 0.63 in (2014) |
| September 12 | — | — | 0.76 in (2022) |
| September 13 | — | — | 0.34 in (2019) |
| September 14 | — | — | 2.37 in (2008) |
| September 15 | — | — | 1.83 in (2008) |
| September 16 | — | — | 0.22 in (2013) |
| September 17 | — | — | 0.88 in (2023) |
| September 18 | — | — | 0.92 in (2015) |
| September 19 | — | — | 1.86 in (2015) |
| September 20 | — | — | 0.16 in (2013) |
| September 21 | — | — | 0.58 in (2009) |
| September 22 | — | — | 0.72 in (2019) |
| September 23 | — | — | 0.36 in (2019) |
| September 24 | — | — | 0.25 in (2011) |
| September 25 | — | — | 1.47 in (2024) |
| September 26 | — | — | 1.07 in (2011) |
| September 27 | — | — | 0.55 in (2011) |
| September 28 | — | — | 6.52 in (2019) |
| September 29 | — | — | 0.59 in (2019) |
| September 30 | — | — | 0.44 in (2016) |