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United States weather

Weather in Cook County, Illinois for February 2026

Your guide to Cook County weather in February - trends and predictions

    Snow Forecast ❄️

  • The climate of Cook County in February is quite snowy, averaging 11 snowy days.
    According to Cook County snow forecast for February 2026, 6 snowy days are expected in the next 2 weeks. The closest date with snow is Wednesday, February 4.

    • Temperatures

  • The forecast for the next days in Cook County predicts temperatures to be around -1 °F, close to the historical average.

  • In general, the average temperature in Cook County at the beginning of February is -0.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 4.9 °F by the end of February.

    • More

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Average dry days
14
Dry days
Average rainy days
4
Rainy days
Average snowy days
11
Snow days
Average temperatures
1°/-4°
Temperatures
Average wind speed
23 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Cook County Weather February

Move between months or click on a day
January
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
1°
2
Overcast
1°
3
Partly cloudy
0°
4
Patchy moderate snow
-4°
5
Overcast
-2°
6
Cloudy
3°
7
Light freezing rain
-5°
8
Moderate snow
-4°
9
Cloudy
-1°
10
Light drizzle
2°
11
Cloudy
1°
12
Moderate or heavy freezing rain
-1°
13
Moderate snow
-1°
14
Partly cloudy
-1°
15
Light freezing rain
0°
16
Partly cloudy
1°
17
Overcast
-2°
18
Overcast
0°
19
Overcast
0°
20
Partly cloudy
2°
21
Partly cloudy
4°
22
Moderate or heavy snow showers
4°
23
Overcast
2°
24
Overcast
1°
25
Partly cloudy
3°
26
Sunny
6°
27
Overcast
8°
28
Overcast
8°

Temperatures trend during February in Cook County

See the weather trend as well as the moving average line

February weather in Cook County day by day

Click on a date for more information
January March
Date Weather Temperatures Rain Snow More
Feb. 1 Overcast
Overcast
 1° /-5° 0.7 mm 0 cm
Feb. 2 Overcast
Overcast
 1° /-4° 1.9 mm 1.1 cm
Feb. 3 Partly cloudy
Partly cloudy
 0° /-8° 0.1 mm 0 cm
Feb. 4 Patchy moderate snow
Patchy moderate snow
 -4° /-8° 0.6 mm 0.3 cm
Feb. 5 Overcast
Overcast
 -2° /-9° 0 mm 0 cm
Feb. 6 Cloudy
Cloudy
 3° /-6° 0 mm 0 cm
Feb. 7 Light freezing rain
Light freezing rain
 -5° /-10° 0.1 mm 0.1 cm
Feb. 8 Moderate snow
Moderate snow
 -4° /-6° 1.5 mm 1.1 cm
Feb. 9 Cloudy
Cloudy
 -1° /-5° 0 mm 0 cm
Feb. 10 Light drizzle
Light drizzle
 2° /-3° 1 mm 0 cm
Feb. 11 Cloudy
Cloudy
 1° /-1° 0 mm 0 cm
Feb. 12 Moderate or heavy freezing rain
Moderate or heavy freezing rain
 -1° /-2° 5.2 mm 1.7 cm
Feb. 13 Moderate snow
Moderate snow
 -1° /-2° 0.8 mm 0.6 cm
Feb. 14 Partly cloudy
Partly cloudy
 -1° /-5° 0 mm 0 cm
Feb. 15 Light freezing rain
Light freezing rain
 0° /-5° 0.1 mm 0 cm
Feb. 16 Partly cloudy
Partly cloudy
 1° /-4° 0 mm 0 cm
Feb. 17 Overcast
Overcast
 -2° /-9° 2.4 mm 0.7 cm
Feb. 18 Overcast
Overcast
 0° /-9° 0.1 mm 0 cm
Feb. 19 Overcast
Overcast
 0° /-7° 0 mm 0 cm
Feb. 20 Partly cloudy
Partly cloudy
 2° /-7° 0 mm 0 cm
Feb. 21 Partly cloudy
Partly cloudy
 4° /-3° 1.2 mm 0.6 cm
Feb. 22 Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-3° 12.6 mm 5.3 cm
Feb. 23 Overcast
Overcast
 2° /-4° 0.2 mm 0 cm
Feb. 24 Overcast
Overcast
 1° /-3° 0.8 mm 0.1 cm
Feb. 25 Partly cloudy
Partly cloudy
 3° /-3° 0.6 mm 0.2 cm
Feb. 26 Sunny
Sunny
 6° /-1° 1.7 mm 0 cm
Feb. 27 Overcast
Overcast
 8° /2° 1.9 mm 0 cm
Feb. 28 Overcast
Overcast
 8° /-1° 0.2 mm 0 cm
Mar. 1 Sunny
Sunny
 6° /-2° 0 mm 0 cm
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Important Notice
Our weather forecast for Cook County in February 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.
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Cook County in February - FAQ

What are the expected maximum and minimum temperatures in Cook County during February?

Brace for cold days with temperatures not exceeding 1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Cook County during February?

Moderate rainfall is anticipated in Cook County during February, with a total of 62.1 mm spread over approximately 4 days. Considering plans for rainy days is advisable.

Will it snow in Cook County in February 2026?

Cook County experiences an average snowfall of 16.314 cm during February, occurring over 11 days.

What are the typical wind conditions in Cook County during February?

The average wind speed in Cook County during February is 23 km/h, suggesting breezy to windy conditions, depending on your activities.

Cook County snow forecast February 2026

Track daily snowfall levels and discover Cook County’s snowy potential this February ❄️
On average, Cook County sees 11 snowy days during February, with approximately 16.3 cm of total snowfall.

February rainfall patterns in Cook County

Explore the daily rainfall trends and prepare for Cook Countys February weather 💧
Typically, Cook County has 4 rainy days in February with a total of 62.1 mm of rainfall.
Top locations in Cook County
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Location coordinates Where is Cook County?

Get accurate weather forecasts for Cook County, located at latitude 41.85 and longitude -87.65. Stay updated with localized weather information tailored for Cook County.

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