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September 14th, 2025 :: 1:33 am CDT   

Local Weather Report for
Pontiac
Illinois, United States

 Current Pontiac Weather Conditions Updated September 13th at 11:55 pm 
Temperature:66°F Dew Point:64°F
Barometer:29.98 inHg Wind:N 6 Mph
Humidity:93.9% Visibility:0M
 
 Pontiac Weather Forecast Summary  
 
Today
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Wednesday
Sep 17th
Thursday
Sep 18th
Cloudy Cloudy Cloudy Showers Cloudy
91°F
93°F
66°F
94°F
68°F
95°F
69°F
88°F
67°F
 
 Pontiac Detailed Weather Forecast  
 
Sunday, September 14th, 2025
Overnight Temperature: 64°F
Cloudy.
Morning Temperature: 84°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 87°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 70°F
Clear. Windy at times.
Monday, September 15th, 2025
Overnight Temperature: 66°F
Mostly clear.
Morning Temperature: 87°F
Sunny. Windy at times.
Afternoon Temperature: 88°F
Sunny.
Evening Temperature: 71°F
Cloudy.
Tuesday, September 16th, 2025
Overnight Temperature: 68°F
Cloudy.
Morning Temperature: 88°F
Cloudy.
Afternoon Temperature: 89°F
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 74°F
A mix of cloudy and clear skies.
Wednesday, September 17th, 2025
Overnight Temperature: 70°F
A mix of cloudy and clear skies.
Morning Temperature: 89°F
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 89°F
Cloudy. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 72°F
Cloudy with showers likely.
Thursday, September 18th, 2025
Overnight Temperature: 68°F
Cloudy with a slight chance of showers.
Morning Temperature: 82°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 84°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
Cloudy with a chance of showers.
Friday, September 19th, 2025
Overnight Temperature: 65°F
Cloudy with showers likely.
Morning Temperature: 77°F
Cloudy with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 77°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 66°F
Clear.
Saturday, September 20th, 2025
Overnight Temperature: 59°F
Mostly clear.
Morning Temperature: 70°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 72°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 66°F
A mix of cloudy and clear skies.
Sunday, September 21st, 2025
Overnight Temperature: 64°F
Cloudy.
Morning Temperature: 71°F
Cloudy with a slight chance of showers.
Afternoon Temperature: 70°F
Cloudy. Windy at times.
Evening Temperature: 57°F
Cloudy.





 

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11:55 PM  70°F
 
 
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11:56 PM  75°F
 
 
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11:55 PM  66°F
 
 
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This WeatherCity Weather Forecast for Pontiac, 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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