Cook County (Chicago)
December
Weather in Cook County for December 2024
Your guide to Cook County weather in December - trends and predictions
The forecast for the first days of December 2024 in Cook County predicts a temperature of 4.9 °F, which is slightly above the historical average.
In general, the average temperature in Cook County at the beginning of December is 5 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 4.1 °F by the end of December.
The climate of Cook County in December is notably wet, with an average of 12 rainy days.
With an average of 2 snowy days, Cook County enjoys a light touch of snow in December.
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17
Dry days
12
Rainy days
2
Snow days
6°/-2°
Temperatures
22 km/h
Avg max wind
74 %
Avg humidity
Cook County in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  4° | ||||||
| 2  8° | 3  1° | 4 3° | 5  4° | 6 5° | 7 10° | 8 11° |
| 9 12° | 10  4° | 11  3° | 12 2° | 13 4° | 14 7° | 15 7° |
| 16  6° | 17  7° | 18  5° | 19 1° | 20 5° | 21 6° | 22  4° |
| 23  -3° | 24 0° | 25 1° | 26 3° | 27 2° | 28 5° | 29 8° |
| 30 7° | 31 3° |
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Temperatures trend during December in Cook County
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Overcast | 4° /0° | 0 mm | 0 cm | |
| Dec. 2 | Patchy rain possible | 8° /4° | 1.7 mm | 0 cm | |
| Dec. 3 | Partly cloudy | 1° /-2° | 0 mm | 0 cm | |
| Dec. 4 | Patchy rain possible | 3° /1° | 4.8 mm | 0.7 cm | |
| Dec. 5 | Moderate snow | 4° /1° | 5.8 mm | 1.4 cm | |
| Dec. 6 | Overcast | 5° /0° | 0 mm | 0 cm | |
| Dec. 7 | Partly cloudy | 10° /1° | 0 mm | 0 cm | |
| Dec. 8 | Patchy rain possible | 11° /5° | 0.3 mm | 0 cm | |
| Dec. 9 | Light rain shower | 12° /4° | 1.3 mm | 0 cm | |
| Dec. 10 | Blowing snow | 4° /0° | 1 mm | 0 cm | |
| Dec. 11 | Sunny | 3° /0° | 0 mm | 0 cm | |
| Dec. 12 | Partly cloudy | 2° /0° | 0 mm | 0 cm | |
| Dec. 13 | Partly cloudy | 4° /0° | 0 mm | 0 cm | |
| Dec. 14 | Sunny | 7° /1° | 0 mm | 0 cm | |
| Dec. 15 | Partly cloudy | 7° /3° | 0 mm | 0 cm | |
| Dec. 16 | Light rain | 6° /5° | 9.7 mm | 0 cm | |
| Dec. 17 | Fog | 7° /5° | 1.2 mm | 0 cm | |
| Dec. 18 | Light snow | 5° /-2° | 0.2 mm | 0 cm | |
| Dec. 19 | Overcast | 1° /-3° | 0 mm | 0 cm | |
| Dec. 20 | Overcast | 5° /1° | 0 mm | 0 cm | |
| Dec. 21 | Patchy rain possible | 6° /2° | 0.6 mm | 0 cm | |
| Dec. 22 | Patchy moderate snow | 4° /-5° | 8.9 mm | 1.5 cm | |
| Dec. 23 | Light freezing rain | -3° /-7° | 2.1 mm | 0 cm | |
| Dec. 24 | Overcast | 0° /-5° | 0.2 mm | 0 cm | |
| Dec. 25 | Overcast | 1° /-3° | 4.6 mm | 0 cm | |
| Dec. 26 | Light freezing rain | 3° /-3° | 0.5 mm | 0 cm | |
| Dec. 27 | Overcast | 2° /-3° | 0 mm | 0 cm | |
| Dec. 28 | Overcast | 5° /1° | 1.7 mm | 0 cm | |
| Dec. 29 | Patchy rain possible | 8° /3° | 1.8 mm | 0 cm | |
| Dec. 30 | Overcast | 7° /0° | 0.1 mm | 0 cm | |
| Dec. 31 | Overcast | 3° /0° | 0.7 mm | 0.3 cm | |
| Next | |||||
Important Notice
Our weather forecast for Cook County in December 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 Cook County forecast closer to your planned date for the most up-to-date weather information.
Cook County in December - FAQ
What are the expected maximum and minimum temperatures in Cook County during December?
Prepare for cooler days with highs just around 6° and colder nights, dipping below -2°.
How much rainfall should be expected in Cook County during December?
Moderate rainfall is anticipated in Cook County during December, with a total of 94.3 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
Is snowfall common in Cook County during December?
Cook County experiences an average snowfall of 5.1 cm during December, occurring over 2 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Cook County during December?
The average wind speed in Cook County during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Cook County
Explore the daily rainfall trends and prepare for Cook Countys December weather 💧
December snowfall in Cook County
Track daily snowfall levels and discover Cook County’s snowy potential this December ❄️
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