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September 10th, 2025 :: 6:19 pm PDT   

Local Weather Report for
Fontana
California, United States

 Current Fontana Weather Conditions Updated September 10th at 4:53 pm 
Mostly Clear
Temperature:26°C Dew Point:13°C
Barometer:101.2 kPa Wind:N 38 Km/h
Humidity:44.5% Visibility:0 Km
 
 Fontana Weather Forecast Summary  
 
Today
Sep 10th
Thursday
Sep 11th
Friday
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Sunny Sunny Sunny Sunny Sunny
23°C
22°C
11°C
24°C
11°C
28°C
13°C
27°C
14°C
 
 Fontana Detailed Weather Forecast  
 
Wednesday, September 10th, 2025
Evening Temperature: 12°C
Clear.
Thursday, September 11th, 2025
Overnight Temperature: 12°C
Clear.
Morning Temperature: 20°C
Sunny.
Afternoon Temperature: 20°C
Sunny. Windy at times.
Evening Temperature: 13°C
Clear.
Friday, September 12th, 2025
Overnight Temperature: 13°C
Clear.
Morning Temperature: 21°C
Sunny. Windy at times.
Afternoon Temperature: 21°C
Sunny. Windy at times.
Evening Temperature: 14°C
Clear.
Saturday, September 13th, 2025
Overnight Temperature: 16°C
Clear.
Morning Temperature: 26°C
Sunny. Windy at times.
Afternoon Temperature: 23°C
Sunny. Windy at times.
Evening Temperature: 16°C
Clear.
Sunday, September 14th, 2025
Overnight Temperature: 17°C
Clear.
Morning Temperature: 25°C
Sunny. Windy at times.
Afternoon Temperature: 23°C
Sunny. Windy at times.
Evening Temperature: 15°C
Clear.
Monday, September 15th, 2025
Overnight Temperature: 16°C
Clear.
Morning Temperature: 25°C
Sunny.
Afternoon Temperature: 23°C
Sunny. Windy at times.
Evening Temperature: 14°C
Clear.
Tuesday, September 16th, 2025
Overnight Temperature: 15°C
Clear.
Morning Temperature: 25°C
Sunny.
Afternoon Temperature: 24°C
Sunny.
Evening Temperature: 15°C
Clear.
Wednesday, September 17th, 2025
Overnight Temperature: 19°C
Clear.
Morning Temperature: 28°C
Sunny. Windy at times.
Afternoon Temperature: 25°C
Sunny. Windy at times.
Evening Temperature: 18°C
Clear.
Thursday, September 18th, 2025
Overnight Temperature: 20°C
Clear.
Morning Temperature: 30°C
Sunny. Windy at times.
Afternoon Temperature: 28°C
Sunny. Windy at times.
Evening Temperature: 21°C
Clear.





 

  [ Local Weather Report ]
Rialto, CA 
4:51 PM  28°C
 
 
Colton, CA 
4:51 PM  28°C
 
 
Grand Terrace, CA 
4:51 PM  28°C
 
 
San Bernardino, CA 
4:51 PM  28°C
 
 
Ontario, CA 
4:53 PM  26°C
Mostly Clear
 
Rancho Cucamonga, CA 
4:53 PM  26°C
Mostly Clear
 
Loma Linda, CA 
4:51 PM  28°C
 
 
Upland, CA 
4:55 PM  25°C
 
 
Chino, CA 
4:53 PM  26°C
Mostly Clear
 
Highland, CA 
4:51 PM  28°C
 

This WeatherCity Weather Forecast for Fontana, California, 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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