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September 10th, 2025 :: 3:42 pm PDT   

Local Weather Report for
Fontana
California, United States

 Current Fontana Weather Conditions Updated September 10th at 2:53 pm 
Mostly Sunny
Temperature:81°F Dew Point:50°F
Barometer:29.89 inHg Wind:N 17 Mph
Humidity:34.4% Visibility:0M
 
 Fontana Weather Forecast Summary  
 
Today
Sep 10th
Thursday
Sep 11th
Friday
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Sunny Sunny Sunny Sunny Sunny
74°F
72°F
51°F
75°F
52°F
82°F
56°F
81°F
58°F
 
 Fontana Detailed Weather Forecast  
 
Wednesday, September 10th, 2025
Afternoon Temperature: 66°F
Sunny. Windy at times.
Evening Temperature: 53°F
Clear.
Thursday, September 11th, 2025
Overnight Temperature: 54°F
Clear.
Morning Temperature: 68°F
Sunny.
Afternoon Temperature: 68°F
Sunny. Windy at times.
Evening Temperature: 55°F
Clear.
Friday, September 12th, 2025
Overnight Temperature: 56°F
Clear.
Morning Temperature: 70°F
Sunny. Windy at times.
Afternoon Temperature: 69°F
Sunny. Windy at times.
Evening Temperature: 58°F
Clear.
Saturday, September 13th, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 78°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 61°F
Clear.
Sunday, September 14th, 2025
Overnight Temperature: 62°F
Clear.
Morning Temperature: 77°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 58°F
Clear.
Monday, September 15th, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 76°F
Sunny.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 58°F
Clear.
Tuesday, September 16th, 2025
Overnight Temperature: 60°F
Clear.
Morning Temperature: 77°F
Sunny.
Afternoon Temperature: 75°F
Sunny.
Evening Temperature: 60°F
Clear.
Wednesday, September 17th, 2025
Overnight Temperature: 65°F
Clear.
Morning Temperature: 82°F
Sunny. Windy at times.
Afternoon Temperature: 78°F
Sunny. Windy at times.
Evening Temperature: 64°F
Clear.
Thursday, September 18th, 2025
Overnight Temperature: 68°F
Clear.
Morning Temperature: 87°F
Sunny. Windy at times.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 69°F
Clear.





 

  [ Local Weather Report ]
Rialto, CA 
2:58 PM  82°F
 
 
Colton, CA 
2:58 PM  82°F
 
 
Grand Terrace, CA 
2:58 PM  82°F
 
 
San Bernardino, CA 
2:58 PM  82°F
 
 
Ontario, CA 
2:53 PM  81°F
Mostly Sunny
 
Rancho Cucamonga, CA 
2:53 PM  81°F
Mostly Sunny
 
Loma Linda, CA 
2:58 PM  82°F
 
 
Upland, CA 
2:55 PM  79°F
 
 
Chino, CA 
2:53 PM  84°F
Mostly Sunny
 
Highland, CA 
2:58 PM  82°F
 

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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