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December 11th, 2025 :: 4:24 am CST   

Local Weather Report for
Altamont
Illinois, United States

 Altamont Weather Forecast Summary  
 
Today
Dec 11th
Friday
Dec 12th
Saturday
Dec 13th
Sunday
Dec 14th
Monday
Dec 15th
Cloudy Cloudy Cloudy Sunny Mostly Sunny
36°F
37°F
25°F
23°F
8°F
13°F
1°F
37°F
9°F
 
 Altamont Detailed Weather Forecast  
 
Thursday, December 11th, 2025
Morning Temperature: 32°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries.
Afternoon Temperature: 33°F
Cloudy with a chance of flurries or showers. Windy at times.
Evening Temperature: 33°F
Cloudy. Windy at times.
Friday, December 12th, 2025
Overnight Temperature: 31°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 34°F
Cloudy. Windy at times.
Afternoon Temperature: 29°F
A mix of cloud and sun.
Evening Temperature: 26°F
Cloudy.
Saturday, December 13th, 2025
Overnight Temperature: 21°F
Cloudy. Windy at times.
Morning Temperature: 19°F
Cloudy with a chance of flurries. Windy at times.
Afternoon Temperature: 14°F
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: 10°F
Clear with cloudy periods. Windy at times.
Sunday, December 14th, 2025
Overnight Temperature: 3°F
Clear. Windy at times.
Morning Temperature: 8°F
Sunny. Windy at times.
Afternoon Temperature: 9°F
Sunny.
Evening Temperature: 7°F
Clear.
Monday, December 15th, 2025
Overnight Temperature: 10°F
Clear. Windy at times.
Morning Temperature: 27°F
Sunny. Windy at times.
Afternoon Temperature: 30°F
Sunny.
Evening Temperature: 29°F
Clear with cloudy periods.
Tuesday, December 16th, 2025
Overnight Temperature: 28°F
Clear.
Morning Temperature: 40°F
Sunny. Windy at times.
Afternoon Temperature: 38°F
Sunny. Windy at times.
Evening Temperature: 36°F
Cloudy. Windy at times.
Wednesday, December 17th, 2025
Overnight Temperature: 37°F
Cloudy. Windy at times.
Morning Temperature: 49°F
Cloudy. Windy at times.
Afternoon Temperature: 54°F
Mostly cloudy. Windy.
Evening Temperature: 55°F
Cloudy. Windy.
Thursday, December 18th, 2025
Overnight Temperature: 55°F
Cloudy with a slight chance of showers. Windy at times.
Morning Temperature: 57°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 54°F
A mix of cloud and sun with a chance of showers. Windy at times.
Evening Temperature: 44°F
A mix of cloudy and clear skies. Windy at times.
Friday, December 19th, 2025
Overnight Temperature: 37°F
Cloudy.
Morning Temperature: 37°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Afternoon Temperature: 36°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times.
Evening Temperature: 38°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times.





 

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2:54 AM  30°F
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2:51 AM  30°F
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This WeatherCity Weather Forecast for Altamont, 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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