Chicago
January
Weather in Chicago for January 2025
Your guide to Chicago weather in January - trends and predictions
In general, the average temperature in Chicago at the beginning of January is 4 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 1 °F by the end of January.
Chicago sees moderate rainfall in January, averaging 10 rainy days.
Snowfall in Chicago during January is quite rare, with fewer than 2 snowy days on average.
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20
Dry days
10
Rainy days
1
Snow days
4°/-7°
Temperatures
22 km/h
Avg max wind
82 %
Avg humidity
Chicago in January average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  5° | 2 5° | 3  7° | 4 5° | 5  2° | ||
| 6 1° | 7  3° | 8 2° | 9  4° | 10 4° | 11 4° | 12 3° |
| 13 1° | 14 -5° | 15 -4° | 16  -3° | 17  0° | 18 -1° | 19 -2° |
| 20 -3° | 21 -2° | 22 1° | 23 2° | 24 2° | 25  2° | 26 1° |
| 27 2° | 28 1° | 29 3° | 30 -2° | 31 -0° |
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Temperatures trend during January in Chicago
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Jan. 1 | Overcast | 5° /1° | 3.4 mm | 0.5 cm | |
| Jan. 2 | Overcast | 5° /1° | 0.1 mm | 0 cm | |
| Jan. 3 | Moderate or heavy rain shower | 7° /3° | 8.3 mm | 0.3 cm | |
| Jan. 4 | Overcast | 5° /1° | 0.1 mm | 0 cm | |
| Jan. 5 | Light freezing rain | 2° /0° | 0.7 mm | 0 cm | |
| Jan. 6 | Overcast | 1° /0° | 1.7 mm | 1.4 cm | |
| Jan. 7 | Partly cloudy | 3° /0° | 0.2 mm | 0.1 cm | |
| Jan. 8 | Overcast | 2° /0° | 0.4 mm | 0.3 cm | |
| Jan. 9 | Sunny | 4° /-1° | 10 mm | 4 cm | |
| Jan. 10 | Overcast | 4° /0° | 0.5 mm | 0.1 cm | |
| Jan. 11 | Overcast | 4° /0° | 0.8 mm | 0.7 cm | |
| Jan. 12 | Overcast | 3° /0° | 14 mm | 5.2 cm | |
| Jan. 13 | Overcast | 1° /-7° | 2.9 mm | 0 cm | |
| Jan. 14 | Sunny | -5° /-10° | 0.2 mm | 0 cm | |
| Jan. 15 | Partly cloudy | -4° /-11° | 0 mm | 0 cm | |
| Jan. 16 | Heavy rain at times | -3° /-9° | 3.3 mm | 0 cm | |
| Jan. 17 | Patchy rain possible | 0° /-6° | 0.2 mm | 0 cm | |
| Jan. 18 | Patchy rain possible | -1° /-4° | 2.8 mm | 0.4 cm | |
| Jan. 19 | Moderate rain at times | -2° /-6° | 5.3 mm | 1 cm | |
| Jan. 20 | Overcast | -3° /-8° | 0.1 mm | 0.1 cm | |
| Jan. 21 | Partly cloudy | -2° /-9° | 0.1 mm | 0 cm | |
| Jan. 22 | Light freezing rain | 1° /-3° | 3 mm | 0.2 cm | |
| Jan. 23 | Overcast | 2° /-1° | 7.2 mm | 0 cm | |
| Jan. 24 | Overcast | 2° /0° | 4 mm | 0 cm | |
| Jan. 25 | Patchy moderate snow | 2° /0° | 9 mm | 0.3 cm | |
| Jan. 26 | Light freezing rain | 1° /-2° | 3.7 mm | 0 cm | |
| Jan. 27 | Light freezing rain | 2° /-2° | 0.9 mm | 0 cm | |
| Jan. 28 | Patchy moderate snow | 1° /-2° | 3.2 mm | 0.9 cm | |
| Jan. 29 | Overcast | 3° /-4° | 0.9 mm | 0.3 cm | |
| Jan. 30 | Overcast | -2° /-6° | 1.2 mm | 0.1 cm | |
| Jan. 31 | Overcast | 0° /-7° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Chicago in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Chicago forecast closer to your planned date for the most up-to-date weather information.
Chicago in January - FAQ
What are the expected maximum and minimum temperatures in Chicago during January?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Chicago during January?
Significant rainfall exceeding 176.1 mm is expected in Chicago during January, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Chicago during January?
Chicago experiences an average snowfall of 31.6 cm during January, occurring over 1 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Chicago during January?
The average wind speed in Chicago during January is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
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