Chicago (IL)
Today
Today weather in Chicago
Saturday, September 26th, 2026
21°
Overcast
Feels like 17° · Low 13°
Mild temperatures are expected in Chicago Today, peaking at around 20 °F and dropping to 12 °F by night. Gentle breezes are expected across Chicago Today, with speeds reaching around 11 km/h. There's a slight chance of rain at 6%.
21° / 13°
Temp
6%
Rain
11 km/h
Wind
46%
Humidity
Chicago Weather Pages
Chicago hourly forecast for today
Scroll right to see more weather forecasts for Chicago today
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 06:42 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 | 06:41 PM | 07:00 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  | | | | | |  |  | | | | | | | | |  | | |  | | | |  | | Next |
| temperatures | 15.5° | 15.5° | 15.2° | 14.7° | 13.6° | 13.4° | 13.2° | Sunrise | 12.7° | 13° | 14.7° | 16.8° | 18.4° | 19.4° | 20.2° | 20.7° | 20.3° | 19.6° | 18.6° | 17.5° | Sunset | 16.5° | 15.8° | 15.7° | 15.7° | 15.6° | |
| Feels like | 14.2° | 14.3° | 13.9° | 13.6° | 11.6° | 11.5° | 11.3° | 11° | 10.7° | 11.6° | 13.6° | 14.7° | 15.5° | 16.4° | 16.8° | 16.2° | 15.6° | 14.8° | 14.2° | 13.4° | 13.2° | 13.4° | 13.8° | 14.1° | |||
| wind speed | 5 km/h | 6 km/h | 7 km/h | 6 km/h | 7 km/h | 7 km/h | 7 km/h | 7 km/h | 8 km/h | 8 km/h | 7 km/h | 9 km/h | 9 km/h | 9 km/h | 9 km/h | 10 km/h | 11 km/h | 10 km/h | 8 km/h | 8 km/h | 7 km/h | 5 km/h | 5 km/h | 5 km/h | |||
| wind degree | 52° | 61° | 59° | 74° | 74° | 75° | 82° | 87° | 101° | 99° | 105° | 91° | 84° | 83° | 75° | 70° | 64° | 66° | 68° | 70° | 73° | 62° | 72° | 70° | |||
| wind direction | NE | ENE | ENE | ENE | ENE | ENE | E | E | E | E | ESE | E | E | E | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | |||
| 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 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 16% | 5% | 6% | 19% | 4% | 4% | 4% | 4% | 3% | 1% | 1% | 9% | 9% | 9% | 9% | 9% | 5% | 9% | 10% | 10% | 10% | 11% | 10% | 14% | |||
| 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 | 66% | 67% | 69% | 72% | 61% | 62% | 62% | 61% | 54% | 44% | 35% | 29% | 26% | 24% | 23% | 25% | 28% | 31% | 35% | 39% | 43% | 47% | 53% | 59% | |||
| dew point | 9.1° | 9.4° | 9.6° | 9.8° | 6.2° | 6.3° | 6.1° | 5.5° | 4.1° | 2.7° | 1.2° | -0.1° | -0.6° | -0.9° | -1° | -0.4° | 0.5° | 1.2° | 1.8° | 2.5° | 3.5° | 4.5° | 6.1° | 7.6° | |||
| 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 | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 100% | 5% | 5% | 96% | 5% | 5% | 7% | 5% | 5% | 5% | 6% | 98% | 100% | 100% | 100% | 99% | 70% | 100% | 100% | 100% | 100% | 100% | 84% | 100% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 1.1 | 2.5 | 3.7 | 4.8 | 4.5 | 3.9 | 3.2 | 1.9 | 0.8 | 0.2 | 0 | 0 | 0 | 0 | 0 |
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View of Chicago today
Explore Chicago live webcam feed to see how the weather is shaping up today in Chicago. 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 Chicago today.
Weather in Chicago today
The weather in Chicago today is expected to be slightly cooler than usual, with a forecast temperature of 21 °F, compared to an average of 22.8 °F for September 26th in recent years.
temperatures
21 °F
rain
0 mm
wind
11 km/h
UV
Moderate
🌫️ Air quality, UV & pollen - Chicago Live AQI, UV index and pollen levels. Air Quality →
Chicago Today Weather Indexes for Outdoor Activities & Health
Live indexes for outdoor activities, pollen allergies, air quality (AQI), UV index and health in Chicago - Saturday, September 26th, 2026
UV Sun Exposure Risk
Moderate
5 / 11+
Air Quality Index (AQI)
Excellent
10 / 10
Pollen Allergy Risk
Very High
10 / 10
Asthma Risk Index
Low
3 / 10
Arthritis Pain Index
Very Low
2 / 10
Outdoor Activity Index
Excellent
9 / 10
Running & Jogging Index
Excellent
10 / 10
Cycling Weather Index
Excellent
10 / 10
Pet Walking Index
Excellent
10 / 10
Fishing Conditions Index
Excellent
9 / 10
Gardening Weather Index
Excellent
10 / 10
Photography Light Index
Good
7 / 10
Driving & Road Safety
Excellent
9 / 10
Construction Work Index
Excellent
10 / 10
Chicago daylight overview ☀️
Today in Chicago, The sun rises at 06:42 and sets at 18:41, giving a total daylight duration of 11 hours and 59 minutes.
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What to wear today in Chicago? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Chicago forecast.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
The weather today in Chicago - FAQ
What is the maximum temperature for today in Chicago?
The maximum temperature for today in Chicago is expected to be 21° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Chicago? 🌧️
Yes, there is a 6% chance of rain in Chicago today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in Chicago? 🌀
The wind in Chicago is expected to blow at 11 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Chicago today?
Given the forecast of 21 °F with a 6% 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 Chicago today.
What is the sunrise and sunset time for Chicago today?
The sun is expected to rise at 06:42 and set at 18:41 in Chicago.
How accurate is the weather forecast Chicago today? ✅
Chicago 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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