January weather in Wheaton, IL
The average temperature in Wheaton in January is °F (°F–°F). Average precipitation: 2.16 inches.
January is a winter month in Wheaton, and is cooler than the annual average of 0°F. Expect about 10 days with precipitation. Daylight averages about 9h 17m.
Avg High
°F
Avg Low
°F
Precipitation
2.16 in
Daylight
9h 17m
January records in Wheaton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | — | — | 0.31 in (2008) |
| January 2 | — | — | 0.38 in (2021) |
| January 3 | — | — | 1.27 in (2023) |
| January 4 | — | — | 0.60 in (2015) |
| January 5 | — | — | 1.30 in (2007) |
| January 6 | — | — | 0.21 in (2015) |
| January 7 | — | — | 0.40 in (2019) |
| January 8 | — | — | 0.98 in (2008) |
| January 9 | — | — | 1.84 in (2026) |
| January 10 | — | — | 0.42 in (2009) |
| January 11 | — | — | 1.35 in (2020) |
| January 12 | — | — | 0.52 in (2024) |
| January 13 | — | — | 0.49 in (2012) |
| January 14 | — | — | 0.61 in (2006) |
| January 15 | — | — | 0.71 in (2017) |
| January 16 | — | — | 0.11 in (2017) |
| January 17 | — | — | 1.25 in (2017) |
| January 18 | — | — | 0.80 in (2020) |
| January 19 | — | — | 0.46 in (2023) |
| January 20 | — | — | 0.69 in (2017) |
| January 21 | — | — | 0.76 in (2006) |
| January 22 | — | — | 0.82 in (2018) |
| January 23 | — | — | 0.61 in (2012) |
| January 24 | — | — | 0.52 in (2010) |
| January 25 | — | — | 0.34 in (2020) |
| January 26 | — | — | 0.53 in (2024) |
| January 27 | — | — | 0.17 in (2004) |
| January 28 | — | — | 0.60 in (2013) |
| January 29 | — | — | 1.03 in (2006) |
| January 30 | — | — | 1.67 in (2013) |
| January 31 | — | — | 1.33 in (2025) |