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Today weather in Illinois

Thursday, April 2nd, 2026
today weather
20°
Moderate rain
Weather Alert Official weather alert: Wind Advisory.
Mild temperatures are expected in Illinois Today, peaking at around 20 °F and dropping to 4 °F by night. Strong winds are anticipated in Illinois Today, nearing 34 km/h. Heavy showers are forecasted, reaching up to 12.92 mm.
20° / 4°
Temp
88%
Rain
34 km/h
Wind
89%
Humidity

Illinois hourly forecast for today

Scroll right to see more weather forecasts for Illinois today
12:00 AM01:00 AM02:00 AM03:00 AM04:00 AM05:00 AM06:00 AM06:31 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 PM07:18 PM08:00 PM09:00 PM10:00 PM11:00 PM
weatherOvercastPatchy rain possibleLight drizzleLight drizzlePatchy rain possibleLight drizzleLight rainsunriseLight rainPatchy rain possibleLight drizzleModerate rainPatchy rain possiblePatchy rain possiblePatchy rain possibleOvercastLight rainPatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy rain possiblesunsetPatchy rain possibleSunnyPatchy rain possibleModerate rain at timesNext
temperatures4.3°4.1°4.1°4°4.1°4.1°4.3°Sunrise4.9°5.6°6.9°9.7°12.9°15.7°18.1°19°21.1°19.9°20°18.8°18°Sunset17.4°17.5°17.6°17.6°
feels like-0.4°-0.8°-0.8°-0.7°-0.8°-0.7°0.1°1.2°2.1°4.2°7.4°11.8°15.1°17.8°18.8°19.5°19.8°20°18.8°18°17.4°17.5°17.6°17.6°
wind speed23 km/h21 km/h19 km/h19 km/h20 km/h20 km/h19 km/h19 km/h19 km/h18 km/h19 km/h22 km/h22 km/h25 km/h30 km/h34 km/h34 km/h30 km/h31 km/h32 km/h32 km/h30 km/h32 km/h32 km/h
wind degree91°91°102°98°103°100°101°109°121°129°134°147°154°174°185°194°202°201°198°198°198°197°211°221°
wind directionEEESEEESEEESEESEESESESESSESSESSSSWSSWSSWSSWSSWSSWSSWSSWSW
Precipitation0 mm0 mm0.4 mm0.6 mm0.1 mm0.7 mm1.2 mm1 mm0 mm0.3 mm3.1 mm0.1 mm0.2 mm0 mm0 mm0.1 mm0.1 mm0.1 mm0.1 mm1 mm0 mm0 mm0 mm3.7 mm
chance for rain0%68%100%100%100%100%100%100%73%100%100%100%100%88%0%100%100%100%100%100%81%0%61%100%
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%
humidity87%86%90%91%93%94%94%95%97%97%97%93%90%84%82%78%79%84%82%83%85%86%86%85%
dew point2.2°2.1°2.5°2.7°2.9°3.3°3.3°3.9°5°5.7°7.8°11.4°14.6°15.8°17.2°16.8°16.4°17.5°17°14.6°14.6°14.6°15.2°15.3°
visibility2 km9 km7 km2 km10 km9 km9 km10 km2 km2 km10 km10 km10 km10 km10 km14 km7 km9 km10 km10 km10 km2 km10 km10 km
cloud cover100%100%100%100%100%100%100%100%100%100%100%51%88%88%100%100%98%61%78%80%75%5%94%86%
UV0000000000.10.50.91.922.72.40.90.20.300000

View of Illinois today

Explore Illinois live webcam feed to see how the weather is shaping up today in Illinois. 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 Illinois today.

Weather in Illinois today

The weather in Illinois today is expected to be significantly warmer than usual, with a forecast temperature of 20 °F, compared to an average of 8.6 °F for April 2nd in recent years.

temperatures
temperatures
20 °F
rain
rain
12.9 mm
wind
wind
34 km/h
0.5
UV
Low

Illinois Today Weather Indexes for Outdoor Activities & Health

Live indexes for outdoor activities, pollen allergies, air quality (AQI), UV index and health in Illinois - Thursday, April 2nd, 2026
Illinois daylight overview ☀️
Today in Illinois, The sun rises at 06:31 and sets at 19:18, giving a total daylight duration of 12 hours and 47 minutes.
Counties in Illinois
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Top locations in Illinois
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Quick links

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What to wear today in Illinois? clothing recommendations

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

The weather today in Illinois - FAQ

What is the maximum temperature for today in Illinois?

The maximum temperature for today in Illinois is expected to be 20° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in Illinois? 🌧️

Yes, there is a 88% chance of rain in Illinois today. We recommend carrying an umbrella or rain gear to stay dry.

What will be the wind speed today in Illinois? 🌀

The wind in Illinois is expected to blow at 34 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in Illinois today?

Given the forecast of 20 °F with a 88% 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 Illinois today.

What is the sunrise and sunset time for Illinois today?

The sun is expected to rise at 06:31 and set at 19:18 in Illinois.

How accurate is the weather forecast Illinois today? ✅

Illinois 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 Illinois?

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

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