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November 30th, 2025 :: 12:18 am CST   

Local Weather Report for
Ottawa
Illinois, United States

 Ottawa Weather Forecast Summary  
 
Today
Nov 30th
Monday
Dec 1st
Tuesday
Dec 2nd
Wednesday
Dec 3rd
Thursday
Dec 4th
Cloudy Flurries Cloudy Flurries Cloudy
27°F
24°F
5°F
21°F
7°F
29°F
11°F
26°F
-7°F
 
 Ottawa Detailed Weather Forecast  
 
Sunday, November 30th, 2025
Overnight Temperature: 25°F
A mix of cloudy and clear skies with a chance of flurries. Windy.
Morning Temperature: 24°F
Cloudy. Windy.
Afternoon Temperature: 16°F
Sunny.
Evening Temperature: 4°F
Cloudy.
Monday, December 1st, 2025
Overnight Temperature: 8°F
Cloudy.
Morning Temperature: 20°F
Cloudy with a chance of flurries.
Afternoon Temperature: 23°F
Cloudy with flurries likely.
Evening Temperature: 23°F
Cloudy with flurries likely.
Tuesday, December 2nd, 2025
Overnight Temperature: 15°F
Clear with cloudy periods with a chance of flurries.
Morning Temperature: 17°F
Sunny with cloudy periods.
Afternoon Temperature: 7°F
A mix of cloud and sun.
Evening Temperature: 10°F
Cloudy.
Wednesday, December 3rd, 2025
Overnight Temperature: 14°F
Cloudy.
Morning Temperature: 26°F
Cloudy. Windy at times.
Afternoon Temperature: 28°F
Cloudy with a slight chance of flurries.
Evening Temperature: 28°F
Cloudy with flurries likely.
Thursday, December 4th, 2025
Overnight Temperature: 23°F
Cloudy.
Morning Temperature: 21°F
Cloudy. Windy at times.
Afternoon Temperature: 3°F
Sunny.
Evening Temperature: -6°F
Clear with cloudy periods.
Friday, December 5th, 2025
Overnight Temperature: -9°F
Clear with cloudy periods.
Morning Temperature: 10°F
Cloudy.
Afternoon Temperature: 9°F
Cloudy.
Evening Temperature: 13°F
Cloudy.
Saturday, December 6th, 2025
Overnight Temperature: 10°F
Cloudy with clear periods.
Morning Temperature: 25°F
Cloudy. Windy at times.
Afternoon Temperature: 27°F
Cloudy.
Evening Temperature: 30°F
Cloudy. Windy at times.
Sunday, December 7th, 2025
Overnight Temperature: 33°F
Cloudy.
Morning Temperature: 33°F
Cloudy.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 32°F
Cloudy with a chance of flurries or showers.





 

  [ Local Weather Report ]
Marseilles, IL 
 
Oglesby, IL 
10:55 PM  34°F
Overcast unknown precipitation
 
La Salle, IL 
10:55 PM  34°F
Overcast unknown precipitation
 
Streator, IL 
 
Peru, IL 
10:55 PM  34°F
Overcast unknown precipitation
 
Mendota, IL 
 
Morris, IL 
10:55 PM  34°F
light rain
 
Sandwich, IL 
 
Plano, IL 
 
Yorkville, IL 

 
This WeatherCity Weather Forecast for Ottawa, 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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