Weather forecast for today
Chester, IL

Weather forecast for today

Wednesday, Jun 18.

PM Thunderstorms
5:35 am

8:25 pm
CDT
PM Thunderstorms
82°F / 66°F
  • Wind: 19mph SW
  • Humidity: 75%
  • Precip. probability: 40%
  • Precipitation: 0"
  • UV index: 8
On Wednesday, in Chester, thunderstorms may roll in by the afternoon, bringing brief intense rainfall.
Minimal precipitation is predicted for today. The temperature variation is expected to range from a maximum of a moderately hot 82.4°F to a minimum of a breezy 66.2°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is assessed at a hot 87.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The predicted temperature peak will correspond with June's average maximum of 85.1°F.
Sunrise will be at 5:35 am and sunset at 8:25 pm; the daylight will last for 14h and 50min.

Current condition

Clear
2:36 am CDT
Clear
  • 73°F
  • Feels like: 73°F
  • Wind: 5mph SE
  • Humidity: 94%
  • Dewpoint: 72°F
  • Pressure: 29.84"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 0
In Chester, at the moment, weather conditions are clear, with excellent visibility.
The temperature is a warm 73.4°F. The current temperature is a few degrees off the maximum of 82.4°F for today.

Weather radar - Chester, IL

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the temperature in Chester now?
The temperature at 2:36 am CDT in Chester is 73.4°F.
What is the weather forecast for Chester for today?
On Wednesday, in Chester, storm clouds will develop in the afternoon, bringing thunder and rain.
Will it rain today?
Today, there is a low probability of minimal rainfall in Chester.
What will be the highest temperature today?
Today, the maximum temperature will be 82.4°F, while the minimum temperature will be 66.2°F. The maximum heat index, which combines air temperature and relative humidity, is computed to be 87.8°F.
The maximum temperature will be in line with the average highest temperature of 85.1°F in June. The lowest temperature will be also in line with the average low of 66.6°F.
When are sunrise and sunset today?
On Wednesday, in Chester, sunrise will be at 5:35 am and sunset at 8:25 pm (CDT).
How many hours of daylight will Chester have today?
In Chester, the length of the day today will be 14h and 50min.

Hourly weather forecast

4 am
  • 73°F
  • Feels like:
    73°F
Clear
Clear
  • Wind: 6mph S
  • Pressure: 29.83"Hg
  • Humidity: 97%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:35 am
6 am
  • 73°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph S
  • Pressure: 29.83"Hg
  • Humidity: 96%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 6mi
8 am
  • 75°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 15mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 90%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 77°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Wind: 17mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 78%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 81°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 19mph SW
  • Pressure: 29.83"Hg
  • Humidity: 71%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 81°F
  • Feels like:
    86°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 19mph SW
  • Pressure: 29.8"Hg
  • Humidity: 69%
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • Visibility: 9mi
4 pm
  • 81°F
  • Feels like:
    86°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 19mph SW
  • Pressure: 29.8"Hg
  • Humidity: 66%
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • Visibility: 9mi
6 pm
  • 79°F
  • Feels like:
    82°F
Few Showers
Few Showers
  • Wind: 12mph SW
  • Pressure: 29.8"Hg
  • Humidity: 69%
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • Visibility: 9mi
8 pm
  • 77°F
  • Feels like:
    81°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph WSW
  • Pressure: 29.83"Hg
  • Humidity: 79%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:25 pm
10 pm
  • 73°F
  • Feels like:
    75°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 6mph WSW
  • Pressure: 29.85"Hg
  • Humidity: 89%
  • Precip. probability: 38%
  • Precipitation: 0.16"
  • Visibility: 7mi
Today, a combination of gloomy, stormy and showery weather is forecasted.
Rainfall is anticipated from 1 pm to 4 pm, 6 pm, 7 pm, and from 9 pm to 11 pm. With moderate precipitation of 0.16", most rainfall is expected at 10 pm.
The temperature will vary between a maximum of 82.4°F and a minimum of 73.4°F. The warmest part of the day will be around 3 pm.
The maximum temperature will be similar to June's average highest temperature of 85.1°F. The night temperature will be also close to the standard June low of 66.6°F.
Updated: Jun 18, 2025 @ 07:36:05 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Chester, Illinois, USA

  • en: Chester, Illinois, USA
  • es: Chester, Illinois, EE.UU.
  • hr: 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: 2:36am CDT
  • Sunrise: 5:35 am CDT
  • Sunset: 8:25 pm CDT
  • Timezone: America/Chicago
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