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August 2nd, 2025 :: 11:02 pm CDT   

Local Weather Report for
Decatur
Illinois, United States

 Current Decatur Weather Conditions Updated August 2nd at 9:54 pm 
Temperature:17°C Dew Point:14°C
Barometer:102.3 kPa Wind:N 14 Km/h
Humidity:82.5% Visibility:0 Km
 
 Decatur Weather Forecast Summary  
 
Today
Aug 2nd
Sunday
Aug 3rd
Monday
Aug 4th
Tuesday
Aug 5th
Wednesday
Aug 6th
Cloudy Cloudy Cloudy Thundershowers Mix of Cloud and Sun
23°C
24°C
13°C
26°C
15°C
26°C
18°C
27°C
19°C
 
 Decatur Detailed Weather Forecast  
 
Sunday, August 3rd, 2025
Overnight Temperature: 13°C
Cloudy.
Morning Temperature: 21°C
Sunny. Windy at times.
Afternoon Temperature: 23°C
Sunny.
Evening Temperature: 16°C
Clear.
Monday, August 4th, 2025
Overnight Temperature: 16°C
Cloudy.
Morning Temperature: 24°C
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 24°C
Cloudy with a chance of showers or thundershowers.
Evening Temperature: 19°C
Clear. Slight chance of a thunderstorm.
Tuesday, August 5th, 2025
Overnight Temperature: 18°C
Clear with cloudy periods with a slight chance of showers.
Morning Temperature: 25°C
A mix of cloud and sun with a chance of showers or thundershowers.
Afternoon Temperature: 24°C
A mix of cloud and sun with a few showers. Chance of a thunderstorm. Windy at times.
Evening Temperature: 20°C
Clear with a chance of showers or thundershowers.
Wednesday, August 6th, 2025
Overnight Temperature: 19°C
A mix of clear and cloudy skies.
Morning Temperature: 26°C
Sunny with cloudy periods with a slight chance of showers or thundershowers.
Afternoon Temperature: 26°C
Sunny with cloudy periods with a chance of showers or thundershowers.
Evening Temperature: 21°C
Clear. Chance of a thunderstorm.
Thursday, August 7th, 2025
Overnight Temperature: 20°C
Clear. Slight chance of a thunderstorm.
Morning Temperature: 27°C
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 26°C
Sunny with a chance of showers or thundershowers.
Evening Temperature: 21°C
Clear. Chance of a thunderstorm.
Friday, August 8th, 2025
Overnight Temperature: 20°C
Clear. Slight chance of a thunderstorm.
Morning Temperature: 27°C
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 28°C
Sunny with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 23°C
Clear. Chance of a thunderstorm. Windy at times.
Saturday, August 9th, 2025
Overnight Temperature: 21°C
Cloudy. Slight chance of a thunderstorm.
Morning Temperature: 27°C
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 28°C
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 24°C
Cloudy with a chance of showers or thundershowers. Windy at times.
Sunday, August 10th, 2025
Overnight Temperature: 22°C
A mix of cloudy and clear skies with showers likely. Chance of a thunderstorm. Windy at times.
Morning Temperature: 28°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 25°C
Cloudy with a few showers. Chance of a thunderstorm. Windy at times.
Evening Temperature: 19°C
Cloudy with a chance of showers.





 

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This WeatherCity Weather Forecast for Decatur, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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