January weather in Chicago, IL
The average temperature in Chicago in January is 26.0°F (20.1°F–31.9°F). Average precipitation: inches.
January is a winter month in Chicago, and is cooler than the annual average of 50.8°F. Daily temperatures swing about 11.8°F between overnight low and afternoon high. Daylight averages about 9h 17m. For travel, January is cold.
Avg High
31.9°F
Avg Low
20.1°F
Precipitation
in
Daylight
9h 17m
January records in Chicago
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 46.9°F (2012) | -5.1°F (2018) | — |
| January 2 | 48.9°F (2020) | -7.1°F (2018) | — |
| January 3 | 52.0°F (2007) | 3.0°F (2014) | — |
| January 4 | 50.0°F (2019) | 3.9°F (2018) | — |
| January 5 | 54.0°F (2019) | -0.9°F (2015) | — |
| January 6 | 61.0°F (2008) | -14.1°F (2014) | — |
| January 7 | 66.0°F (2008) | -9.0°F (2014) | — |
| January 8 | 61.0°F (2026) | -6.0°F (2015) | — |
| January 9 | 60.1°F (2026) | 3.0°F (2015) | — |
| January 10 | 55.9°F (2018) | 1.0°F (2015) | — |
| January 11 | 60.1°F (2018) | 1.9°F (2016) | — |
| January 12 | 55.0°F (2013) | 6.1°F (2016) | — |
| January 13 | 51.1°F (2026) | 1.9°F (2024) | — |
| January 14 | 46.0°F (2016) | -9.0°F (2024) | — |
| January 15 | 44.1°F (2016) | -9.0°F (2024) | — |
| January 16 | 52.0°F (2023) | -11.0°F (2009) | — |
| January 17 | 51.1°F (2023) | 1.0°F (2016) | — |
| January 18 | 43.0°F (2022) | -2.0°F (2016) | — |
| January 19 | 53.1°F (2006) | 0.0°F (2008) | — |
| January 20 | 48.9°F (2006) | -2.0°F (2008) | — |
| January 21 | 59.0°F (2017) | -7.1°F (2025) | — |
| January 22 | 53.1°F (2018) | -0.9°F (2025) | — |
| January 23 | 48.9°F (2012) | -8.0°F (2026) | — |
| January 24 | 48.0°F (2010) | -5.1°F (2026) | — |
| January 25 | 45.0°F (2018) | -2.9°F (2019) | — |
| January 26 | 52.0°F (2018) | -2.9°F (2022) | — |
| January 27 | 51.1°F (2018) | -5.1°F (2014) | — |
| January 28 | 50.0°F (2006) | -9.0°F (2014) | — |
| January 29 | 61.0°F (2013) | -8.0°F (2019) | — |
| January 30 | 54.0°F (2012) | -20.9°F (2019) | — |
| January 31 | 57.9°F (2012) | -17.0°F (2019) | — |