Weather forecast for tomorrow
Chester, IL

Weather forecast for tomorrow

Thursday, Jun 19.

Partly Cloudy
5:35 am

8:26 pm
CDT
Partly Cloudy
86°F / 66°F
  • Wind: 8mph NW
  • Humidity: 65%
  • Precip. probability: 14%
  • Precipitation: 0"
  • UV index: 10
Tomorrow, in Chester, expect a partly sunny afternoon with variable cloud cover.
The temperature scale will run from a maximum of a humid 86°F to a minimum of a breezy 66.2°F.
The maximum heat index, which adjusts the air temperature based on humidity, is calculated to be a humid 93.2°F. Note that heat index values are valued for light wind and location in the shade.
The high temperature is expected to match June's standard maximum of 85.1°F.
Sunrise will be at 5:35 am and sunset at 8:26 pm; tomorrow's daylight will last for 14h and 51min.

Frequently asked questions

What is the weather forecast for Chester for tomorrow?
Tomorrow, in Chester, sun and clouds will share the sky, creating a partly cloudy day.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 86°F, while the minimum temperature will be 66.2°F. The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at 93.2°F.
The highest temperature will be in line with the average maximum of 85.1°F in June. The lowest temperature will be also in line with the average low of 66.6°F.
When is the sunrise / sunset tomorrow?
On Thursday, in Chester, sunrise will be at 5:35 am and sunset at 8:26 pm (CDT).
How long will the day be tomorrow in Chester?
In Chester, tomorrow, there will be 14h and 51min of daylight.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    73°F
Showers
Showers
  • Wind: 7mph WSW
  • Pressure: 29.85"Hg
  • Humidity: 90%
  • Precip. probability: 35%
  • Precipitation: 0.04"
  • Visibility: 7mi
2 am
  • 70°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph WSW
  • Pressure: 29.85"Hg
  • Humidity: 93%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 70°F
  • Feels like:
    72°F
Mostly Clear
Mostly Clear
  • Wind: 5mph W
  • Pressure: 29.85"Hg
  • Humidity: 96%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:35 am
6 am
  • 68°F
  • Feels like:
    70°F
Sunny
Sunny
  • Wind: 5mph W
  • Pressure: 29.91"Hg
  • Humidity: 97%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 9mi
8 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 90%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 75°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NW
  • Pressure: 29.97"Hg
  • Humidity: 74%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 79°F
  • Feels like:
    82°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph NW
  • Pressure: 29.97"Hg
  • Humidity: 63%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 82°F
  • Feels like:
    86°F
Sunny
Sunny
  • Wind: 7mph NW
  • Pressure: 29.97"Hg
  • Humidity: 54%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 84°F
  • Feels like:
    86°F
Sunny
Sunny
  • Wind: 6mph NW
  • Pressure: 29.97"Hg
  • Humidity: 50%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 84°F
  • Feels like:
    86°F
Sunny
Sunny
  • Wind: 5mph WNW
  • Pressure: 29.97"Hg
  • Humidity: 51%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 79°F
  • Feels like:
    82°F
Sunny
Sunny
  • Wind: 2mph NW
  • Pressure: 29.97"Hg
  • Humidity: 66%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:26 pm
10 pm
  • 73°F
  • Feels like:
    75°F
Clear
Clear
  • Wind: 2mph SSE
  • Pressure: 30"Hg
  • Humidity: 81%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Thursday, a combination of cloudy, mostly clear and rainy weather is expected.
With a 35% probability, minimal rainfall is forecasted at 12 am.
The temperature will be between a minimum of 68°F and a maximum of 84.2°F. The hottest part of the day will be from 3 pm to 6 pm.
The maximum temperature will be alike with June's average highest temperature of 85.1°F. The night temperature will be also comparable to the standard June low of 66.6°F.
Updated: Jun 18, 2025 @ 19:03:57 UTC
Published by: Weather U.S. | About Us
Data Sources | |
Weather Forecasting & Climate
Share