Illinois (Chicago)
Today
Illinois weather today
Thursday, October 29th, 2026
20°
Sunny
Low 14°
Mild temperatures are expected in Illinois Today, peaking at around 20 °C and dropping to 14 °C by night. It'll be quite breezy in Illinois Today with average wind speeds of 18.4 km/h. Intermittent light showers are likely, with about 0.4 mm expected.
20° / 14°
Temp
36%
Rain
18 km/h
Wind
56%
Humidity
Illinois Weather Pages
Illinois hourly forecast for today
Scroll right to see more weather forecasts for Illinois today
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 06:00 AM | 07:00 AM | 07:19 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 | 05:49 PM | 06:00 PM | 07:00 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  | | | | | | |  |  | | |  | | | |  | | |  | | | | | | | Next |
| temperatures | 19.5° | 17.8° | 18.6° | 18.4° | 17.1° | 17.6° | 17.3° | 16.3° | Sunrise | 16.9° | 17.4° | 17.8° | 18.9° | 19.8° | 18.3° | 18.1° | 18.1° | 18.6° | 19.1° | Sunset | 17.6° | 16.4° | 16.1° | 15.6° | 14.1° | 14.5° | |
| wind speed | 17 km/h | 18 km/h | 18 km/h | 18 km/h | 18 km/h | 16 km/h | 15 km/h | 16 km/h | 13 km/h | 13 km/h | 15 km/h | 13 km/h | 13 km/h | 13 km/h | 11 km/h | 11 km/h | 9 km/h | 8 km/h | 9 km/h | 9 km/h | 7 km/h | 8 km/h | 9 km/h | 7 km/h | |||
| wind degree | 202° | 208° | 208° | 210° | 215° | 216° | 222° | 227° | 233° | 239° | 240° | 262° | 274° | 283° | 310° | 322° | 314° | 330° | 334° | 314° | 330° | 342° | 316° | 336° | |||
| wind direction | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | WSW | WSW | W | W | WNW | NW | NW | NW | NNW | NNW | NW | NNW | NNW | NW | NNW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 0.2 mm | 0 mm | 0.1 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 | 2% | 6% | 2% | 5% | 6% | 2% | 3% | 9% | 14% | 18% | 25% | 14% | 25% | 23% | 23% | 19% | 5% | 1% | 1% | 2% | 1% | 1% | 3% | 1% | |||
| 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 | 47% | 58% | 50% | 51% | 58% | 50% | 52% | 63% | 56% | 57% | 66% | 66% | 66% | 74% | 77% | 75% | 63% | 40% | 40% | 54% | 41% | 41% | 58% | 41% | |||
| dew point | 8° | 9.3° | 8° | 8.1° | 8.7° | 7° | 7.2° | 9.2° | 8° | 8.8° | 11.4° | 12.6° | 13.2° | 13.6° | 14.1° | 13.5° | 11.5° | 5.2° | 4° | 7° | 2.9° | 2.5° | 5.9° | 1.6° | |||
| 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 | 5% | 46% | 5% | 43% | 46% | 10% | 25% | 62% | 100% | 100% | 91% | 83% | 100% | 100% | 100% | 92% | 16% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1.1 | 1.9 | 2.1 | 1.2 | 0.7 | 0.5 | 0.6 | 0.3 | 0 | 0 | 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 much warmer than usual, with a forecast temperature of 20 °C, compared to an average of 14.8 °C for October 29th in recent years.
temperatures
20 °C
rain
0.4 mm
wind
18 km/h
UV
Low
Live rain radar - Illinois
Illinois: No significant rain is expected in the next hour. Conditions look dry - a good window to head outside.
Rain next hour2%
Now06:00
Air quality, UV & pollen - Illinois
Illinois – Air Quality Index (AQI): Moderate · UV Sun Exposure Risk: Moderate · Pollen Allergy Risk: Low
ModerateAir Quality Index (AQI)
ModerateUV Sun Exposure Risk
LowPollen Allergy Risk
Illinois: Air quality is moderate today. Sensitive people should limit long outdoor exertion. Air Quality
Quick links
More Illinois weather pages
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, October 29th, 2026
Best today: Outdoor Activity Index · Cycling Weather Index (10/10)
Illinois daylight overview
Today in Illinois, the sun rises at 07:19 and sets at 17:49, giving a total daylight duration of 10 hours and 30 minutes.
Daytime
Day length10h 30m▼ 2m 34s
Solar noon12:34 PM
Evening golden hour5:10 PM – 5:49 PM
Night
Waning GibbousIllumination 85%
Moonrise8:00 PM
Moonset12:22 PM tomorrow
Illinois: Sun reaches 34.8° above the horizon at midday.
Sun & MoonCounties in Illinois
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Top locations in Illinois
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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 shirt
Long pant
Closed-toe shoes
Light jacket
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 36% 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 18 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 °C with a 36% 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 07:19 and set at 17:49 in Illinois.
How accurate is the weather forecast for 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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