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Today weather in Cook County

Saturday, March 21st, 2026
today weather
19°
Partly cloudy
Mild temperatures are expected in Cook County Today, peaking at around 18 °F and dropping to 2 °F by night. It'll be quite breezy in Cook County Today with average wind speeds of 22 km/h. Expect a humid atmosphere, with levels hovering around 83%.
19° / 2°
Temp
0%
Rain
22 km/h
Wind
83%
Humidity

Cook County hourly forecast for today

Scroll right to see more weather forecasts for Cook County today
12:00 AM01:00 AM02:00 AM03:00 AM04:00 AM05:00 AM06:00 AM06:52 AM07:00 AM08:00 AM09:00 AM10:00 AM11:00 AM12:00 PM01:00 PM02:00 PM03:00 PM04:00 PM05:00 PM06:00 PM07:00 PM07:04 PM08:00 PM09:00 PM10:00 PM11:00 PM
weatherSunnySunnySunnyMistMistMistOvercastsunriseCloudyPartly cloudyPartly cloudyMistCloudyCloudyPartly cloudyPartly cloudySunnySunnySunnyPartly cloudyPartly cloudysunsetPartly cloudyPartly cloudySunnyOvercastNext
temperatures4.3°3.9°3.7°3.7°3.7°3.1°2.8°Sunrise2.6°2.6°2.5°3.1°4.2°6.1°8.4°11°13.7°16.2°16.2°15.8°15.2°Sunset14.7°14.3°15.1°14.1°
feels like1.9°1.5°1.6°1.8°1.9°0.7°0.1°-0.2°-0.4°-0.4°0.3°1.6°3.8°6.4°9.4°12.9°15.8°16°15.7°14.7°13.8°12.9°14.4°12.8°
wind speed13 km/h12 km/h11 km/h10 km/h8 km/h7 km/h7 km/h7 km/h8 km/h7 km/h7 km/h10 km/h12 km/h16 km/h19 km/h21 km/h22 km/h23 km/h23 km/h22 km/h20 km/h19 km/h18 km/h15 km/h
wind degree45°48°46°52°81°86°89°110°141°163°164°168°187°197°206°213°219°230°235°234°231°231°233°234°
wind directionNENENENEEEEESESESSESSESSESSSWSSWSSWSWSWSWSWSWSWSWSW
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
chance for rain0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
chance for snow0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
humidity90%93%93%94%96%97%94%94%93%93%94%94%93%85%78%72%67%64%64%67%70%71%73%68%
dew point2.5°2.7°2.5°2.8°3°3.3°1.7°1.5°1.5°1.4°1.7°2.7°4.2°5.6°7.2°8.6°10.3°11.8°9.5°9.3°9.2°9.1°9.1°9.9°
visibility10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km
cloud cover5%7%8%12%36%84%90%79%42%56%67%67%67%49%26%11%3%1%33%60%31%16%1%98%
UV000000000.41.22.645.25.553.72.20.90.200000

View of Cook County today

Explore Cook County live webcam feed to see how the weather is shaping up today in Cook County. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.

Stay informed and make the most of your day with our live weather updates from Cook County today.

Weather in Cook County today

The weather in Cook County today is expected to be much warmer than usual, with a forecast temperature of 19 °F, compared to an average of 9.4 °F for March 21st in recent years.

temperatures
temperatures
19 °F
rain
rain
0 mm
wind
wind
22 km/h
1.3
UV
Low

Cook County Today Weather Indexes for Outdoor Activities & Health

Live indexes for outdoor activities, pollen allergies, air quality (AQI), UV index and health in Cook County - Saturday, March 21st, 2026
Cook County daylight overview ☀️
Today in Cook County, The sun rises at 06:52 and sets at 19:04, giving a total daylight duration of 12 hours and 12 minutes.
Top locations in Cook County
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What to wear today in Cook County? clothing recommendations

Stay comfortably stylish - your tailored guide for today's Cook County forecast.
  • Long-sleeve shirtLong-sleeve shirt
  • Long pantLong pant
  • Closed-toe shoesClosed-toe shoes
  • Light jacketLight jacket

The weather today in Cook County - FAQ

What is the maximum temperature for today in Cook County?

The maximum temperature for today in Cook County is expected to be 19° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in Cook County? 🌧️

No, there is no significant chance of rain in Cook County today. It should be a dry day.

What will be the wind speed today in Cook County? 🌀

The wind in Cook County is expected to blow at 22 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in Cook County today?

Given the forecast of 19 °F with a 0% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Cook County today.

What is the sunrise and sunset time for Cook County today?

The sun is expected to rise at 06:52 and set at 19:04 in Cook County.

How accurate is the weather forecast Cook County today? ✅

Cook County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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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