Weather forecast for todayChester, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 11:58 pm CDT

  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 0mphWNW 300°
  • Humidity: 80%
  • Dewpoint: 37°F
  • Pressure: 30.48"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Chester, currently, no clouds in sight, just a completely clear atmosphere.
The temperature is a frosty 42.8°F. The current temperature is a few degrees off the lowest forecasted temperature.

Saturday Oct 17, 2026

  • min.
  • 34°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphESE 122°
  • Humidity: 89%
  • UV index: 0
  • Sunrise: 7:09 am CDT
  • Sunset: 6:19 pm CDT
  • ▼
For the rest of Saturday, pristine, cloud-free skies are expected all day long.
The lowest temperature will be an icy 33.8°F.
Sunrise was at 7:09 am and sunset at 6:19 pm; the daylight lasted for 11h and 9min.

Hourly overview

Hourly temperatures

Warmest hour: 12 am 43°C.
Coldest period: 6 am - 7 am 36°C.

Chance of precipitation

Highest chance: 7 am 6%.

Hourly weather forecast

  • 12 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphESE 104°
  • Humidity: 81%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphESE 107°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 0mphESE 120°
  • Humidity: 88%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 124°
  • Humidity: 92%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 130°
  • Humidity: 94%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 136°
  • Humidity: 94%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 36°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphSE 133°
  • Humidity: 94%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 am
  • 36°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphSE 129°
  • Humidity: 95%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:09 am
  • 8 am
  • 39°F
  • Feels like:
    39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphESE 119°
  • Humidity: 89%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 am
  • 45°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSE 131°
  • Humidity: 77%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Updated: Oct 18, 2026 @ 04:58:46 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (11:58 pm CDT) it is 42.8°F in Chester.

On Saturday, the atmosphere will remain completely clear and bright.

On Saturday, in Chester, sunrise was at 7:09 am and sunset at 6:19 pm (CDT).

Today in Chester, the length of the day was 11h and 9min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Latest news

Hurricane Polo Becomes Category 4 Storm in the Eastern Pacific as Heavy Rain Threatens Southwestern Mexico
Hurricane Polo Forecast: Category 4 Storm Threatens Mexico Coast With Heavy Rain, Flooding and Landslides
Category 5 Hurricane Lowell Spins South of Hawaii as Forecasters Watch Pacific Storms for Possible Surf, Rain and Coastal Impacts
Hurricane Lowell Forecast: Category 5 Storm South of Hawaii, Marie Watched Near Southern California
Tropical Storm Lala Rakes Hawaii With Fierce Winds, Flooding Rain and Landslides After Brushing the Big Island
Hawaii Storm Lala: Flooding, Landslides, Power Outages and More Than 100 Homes Damaged
Arctic air sweeps across the U.S., dumping deep snow on the Great Lakes and freezing the South
Arctic blast unleashes over a foot of snow in Great Lakes, record lows in the South and Florida
Tornado Tears Through Northeastern Wisconsin, Blackening the Midday Sky and Leaving Menasha Without Power
Wisconsin Tornado: Menasha and Appleton Hit by Destructive Storm, Power Out for Thousands
Deadly Flash Flooding Devastates North-Central West Virginia After Torrential Rain Swamps Homes, Roads and Businesses
West Virginia Flooding: 2 Dead, 1,000 Homes and Businesses Damaged After Flash Floods

Chester, Illinois, USA

  • en: Chester, Illinois, USA
  • es: Chester, Illinois, EE.UU.
  • hr: Čester, Ilinois, SAD
  • mk: Čester, Ilinois, SAD
  • sr: Čester, Ilinois, SAD
  • zh: 切斯特, 伊利诺伊, 美国
  • Latitude: 37.913663°
  • Longitude: -89.822050°
  • Elevation: 669 ft
  • Current time: 11:58pm CDT
  • Sunrise: 7:09 am CDT
  • Sunset: 6:19 pm CDT
  • Timezone: America/Chicago

Nearby Chester, Illinois, USA

Illinois, USA - most visited locations