Illinois will experience a pleasantly warm today, reaching temperatures of up to 23 °F and cooling to about 7 °F in the evening. It'll be quite breezy in Illinois Today with average wind speeds of 22 km/h. Rain is highly likely at 89%, but with light accumulations around 3.27 mm.

23° / 8°

Temp

89%

Rain

22 km/h

Wind

61%

Humidity

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Illinois hourly forecast for today

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	12:00 AM	01:00 AM	02:00 AM	03:00 AM	04:00 AM	05:00 AM	05:43 AM	06:00 AM	07:00 AM	08:00 AM	09:00 AM	10:00 AM	11:00 AM	12:00 PM	01:00 PM	02:00 PM	03:00 PM	04:00 PM	05:00 PM	06:00 PM	07:00 PM	07:53 PM	08:00 PM	09:00 PM	10:00 PM	11:00 PM
weather																											Next
temperatures	11.7°	10.9°	10.1°	9.4°	8.8°	8.3°	Sunrise	9°	10.8°	13.1°	16°	19.6°	19.8°	20.4°	21.1°	21.6°	22°	22.2°	22.1°	21.6°	20.4°	Sunset	18.9°	16.8°	15.4°	14.3°
feels like	10.2°	9.3°	8.5°	7.9°	7.1°	6.4°		6.9°	9.1°	12.3°	15.6°	19.4°	19.7°	20.4°	21°	21.6°	23.4°	23.5°	23.6°	21.6°	20.4°		18.9°	16.4°	14.7°	13.3°
wind speed	13 km/h	12 km/h	11 km/h	11 km/h	11 km/h	11 km/h		11 km/h	13 km/h	16 km/h	17 km/h	18 km/h	19 km/h	20 km/h	20 km/h	21 km/h	21 km/h	21 km/h	22 km/h	19 km/h	17 km/h		16 km/h	13 km/h	15 km/h	14 km/h
wind degree	221°	227°	228°	221°	220°	216°		208°	207°	209°	213°	213°	218°	224°	232°	238°	240°	238°	236°	237°	226°		220°	275°	318°	302°
wind direction	SW	SW	SW	SW	SW	SW		SSW	SSW	SSW	SSW	SSW	SW	SW	SW	WSW	WSW	WSW	SW	WSW	SW		SW	W	NW	WNW
Precipitation	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm		0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm	0 mm		0.8 mm	0.9 mm	1.3 mm	0.2 mm
chance for rain	0%	0%	0%	0%	0%	0%		0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%		100%	100%	100%	100%
chance for snow	0%	0%	0%	0%	0%	0%		0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%		0%	0%	0%	0%
humidity	72%	75%	83%	86%	85%	85%		86%	81%	74%	68%	54%	36%	43%	37%	34%	33%	32%	33%	34%	39%		52%	68%	88%	88%
dew point	6.6°	6.6°	7.4°	7.1°	6.3°	5.8°		5.7°	6.4°	8.1°	9.7°	9.4°	7.5°	7°	6°	5.1°	5°	5°	5.2°	5.7°	6.8°		9.2°	11.5°	12.8°	12.1°
visibility	10 km	10 km	10 km	10 km	10 km	10 km		10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km	10 km		9 km	10 km	10 km	9 km
cloud cover	0%	0%	4%	6%	1%	4%		6%	3%	1%	0%	0%	0%	10%	11%	8%	7%	7%	8%	8%	10%		72%	79%	86%	70%
UV	0	0	0	0	0	0		0	0.3	1	2.1	3.6	5.1	6.2	6.5	5.9	4.7	3.1	1.7	0.7	0.2		0	0	0	0

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 23 °F, compared to an average of 12.2 °F for May 4th in recent years.

temperatures

23 °F

rain

3.3 mm

wind

22 km/h

6.5

High

Illinois Today Weather Indexes for Outdoor Activities & Health

Live indexes for outdoor activities, pollen allergies, air quality (AQI), UV index and health in Illinois - Monday, May 4th, 2026

Illinois daylight overview ☀️

Today in Illinois, The sun rises at 05:43 and sets at 19:53, giving a total daylight duration of 14 hours and 10 minutes.

Counties in Illinois

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Champaign County Cook County DuPage County Effingham County Kane County Macon County McLean County Peoria County Sangamon County Will County Williamson County Winnebago County

Top locations in Illinois

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Aurora Champaign Chicago Decatur Effingham Energy Joliet Peoria Rockford Springfield

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What to wear today in Illinois? clothing recommendations

Stay comfortably stylish - your tailored guide for today's Illinois forecast.

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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 23° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in Illinois? 🌧️

Yes, there is a 89% 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 22 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in Illinois today?

Given the forecast of 23 °F with a 89% 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 05:43 and set at 19:53 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.

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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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