Weather forecast for tomorrow
Illiopolis, IL

Weather forecast for tomorrow

Friday, Apr 25.

PM Thunderstorms
6:02 am

7:46 pm
CDT
PM Thunderstorms
75°F / 50°F
  • Wind: 12mph WSW
  • Humidity: 72%
  • Precip. probability: 92%
  • Precipitation: 0.35"
  • UV index: 5
Tomorrow, on Friday, April 25, rumbling thunderstorms could affect the area later in the afternoon.
With a high probability, light precipitation is expected. The temperature is predicted to vary between a temperate 75.2°F and a cool 50°F.
Forecast models suggest warmer conditions, with a peak that mirrors May's climate average rather than April's.
Sunrise will be at 6:02 am and sunset at 7:46 pm; tomorrow's daylight will last for 13h and 44min.

Frequently asked questions

What is the weather forecast for Illiopolis for tomorrow?
On Friday, in Illiopolis, rainy weather and thunderstorms are expected in the afternoon.
Will it rain tomorrow?
Light precipitation of 0.35" is forecasted in Illiopolis. The possibility of rainfall is high at 92%.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 75.2°F, while the minimum temperature will be 50°F.
The highest temperature will be uncommonly higher than the average maximum of 62.2°F in April. The lowest temperature will be slightly warmer than the average low of 45.9°F.
When is the sunrise / sunset tomorrow?
On Friday, in Illiopolis, sunrise will be at 6:02 am and sunset at 7:46 pm (CDT).
How many hours of daylight will Illiopolis have tomorrow?
In Illiopolis, tomorrow, there will be 13h and 44min of daylight.

Hourly weather forecast

12 am
  • 66°F
  • Feels like:
    66°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SSE
  • Pressure: 29.97"Hg
  • Humidity: 71%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 5mph S
  • Pressure: 29.97"Hg
  • Humidity: 79%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph S
  • Pressure: 29.97"Hg
  • Humidity: 86%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 9mi
6 am
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph S
  • Pressure: 29.97"Hg
  • Humidity: 87%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 9mi
Sunrise: 6:02 am
8 am
  • 64°F
  • Feels like:
    64°F
Cloudy
Cloudy
  • Wind: 6mph S
  • Pressure: 30"Hg
  • Humidity: 86%
  • Precip. probability: 13%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.97"Hg
  • Humidity: 75%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 73°F
  • Feels like:
    73°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SW
  • Pressure: 29.94"Hg
  • Humidity: 69%
  • Precip. probability: 39%
  • Precipitation: 0.04"
  • Visibility: 7mi
2 pm
  • 73°F
  • Feels like:
    73°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 8mph W
  • Pressure: 29.91"Hg
  • Humidity: 64%
  • Precip. probability: 48%
  • Precipitation: 0.08"
  • Visibility: 7mi
4 pm
  • 72°F
  • Feels like:
    73°F
Thunderstorms
Thunderstorms
  • Wind: 11mph W
  • Pressure: 29.91"Hg
  • Humidity: 68%
  • Precip. probability: 73%
  • Precipitation: 0.08"
  • Visibility: 6mi
6 pm
  • 70°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Wind: 12mph NNW
  • Pressure: 29.94"Hg
  • Humidity: 66%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 7:46 pm
8 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Wind: 12mph NNW
  • Pressure: 30"Hg
  • Humidity: 73%
  • Precip. probability: 23%
  • Precipitation: 0"
  • Visibility: 9mi
10 pm
  • 61°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Wind: 11mph N
  • Pressure: 30.06"Hg
  • Humidity: 81%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 6mi
Tomorrow, on Friday, a combination of gloomy, clear and storm-filled weather is predicted.
Rain is predicted from 12 pm to 5 pm. The most intense rain will be falling at 1 pm and 3 pm.
The temperature will be between the lowest temperature of 57.2°F and the highest temperature of 73.4°F. The warmest part of the day will be from noon to 3 pm.
The forecasted high is more consistent with May's typical maximum of 72.9°F than the usual for April. The minimum temperature will be moderately higher than April's average low of 45.9°F.
Updated: Apr 24, 2025 @ 12:05:45 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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