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June 15th, 2025 :: 6:17 am CDT   

Local Weather Report for
Ottawa
Illinois, United States

 Ottawa Weather Forecast Summary  
 
Today
Jun 15th
Monday
Jun 16th
Tuesday
Jun 17th
Wednesday
Jun 18th
Thursday
Jun 19th
Cloudy Cloudy Thundershowers Thundershowers Showers
81°F
82°F
62°F
87°F
66°F
81°F
69°F
73°F
62°F
 
 Ottawa Detailed Weather Forecast  
 
Sunday, June 15th, 2025
Morning Temperature: 76°F
Cloudy. Windy at times.
Afternoon Temperature: 79°F
Cloudy.
Evening Temperature: 66°F
Cloudy.
Monday, June 16th, 2025
Overnight Temperature: 64°F
Mostly clear.
Morning Temperature: 78°F
Mostly sunny.
Afternoon Temperature: 82°F
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 70°F
A mix of cloudy and clear skies.
Tuesday, June 17th, 2025
Overnight Temperature: 68°F
Cloudy.
Morning Temperature: 83°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 85°F
A mix of cloud and sun with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 73°F
Cloudy with a few showers. Chance of a thunderstorm. Windy.
Wednesday, June 18th, 2025
Overnight Temperature: 69°F
Cloudy with a few showers. Windy.
Morning Temperature: 75°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 80°F
Cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 69°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Thursday, June 19th, 2025
Overnight Temperature: 68°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 70°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 72°F
Sunny with cloudy periods with showers likely. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 62°F
Clear.
Friday, June 20th, 2025
Overnight Temperature: 64°F
Cloudy.
Morning Temperature: 79°F
Cloudy with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 82°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 72°F
Clear. Chance of a thunderstorm. Windy at times.
Saturday, June 21st, 2025
Overnight Temperature: 72°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 86°F
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 88°F
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 77°F
Clear. Chance of a thunderstorm. Windy at times.
Sunday, June 22nd, 2025
Overnight Temperature: 74°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 87°F
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 88°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm. Windy at times.
Monday, June 23rd, 2025
Overnight Temperature: 76°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 87°F
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 76°F
Cloudy with a chance of showers or thundershowers. Windy at times.





 

  [ Local Weather Report ]
Marseilles, IL 
 
Oglesby, IL 
4:55 AM  61°F
 
 
La Salle, IL 
4:55 AM  61°F
 
 
Streator, IL 
 
Peru, IL 
4:55 AM  61°F
 
 
Mendota, IL 
 
Morris, IL 
4:55 AM  57°F
Overcast
 
Sandwich, IL 
4:52 AM  57°F
 
 
Plano, IL 
4:52 AM  57°F
 
 
Yorkville, IL 
4:52 AM  57°F
 

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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