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December 6th, 2025 :: 7:27 am PST   

Local Weather Report for
Ontario
California, United States

 Current Ontario Weather Conditions Updated December 6th at 5:53 am 
Temperature:46°F Dew Point:34°F
Barometer:30.06 inHg Wind: 6 Mph
Humidity:61.2% Visibility:0M
 
 Ontario Weather Forecast Summary  
 
Today
Dec 6th
Sunday
Dec 7th
Monday
Dec 8th
Tuesday
Dec 9th
Wednesday
Dec 10th
Sunny Mostly Sunny Sunny Mix of Cloud and Sun Sunny
69°F
72°F
57°F
76°F
59°F
76°F
60°F
76°F
62°F
 
 Ontario Detailed Weather Forecast  
 
Saturday, December 6th, 2025
Morning Temperature: 67°F
Sunny.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 60°F
Clear.
Sunday, December 7th, 2025
Overnight Temperature: 58°F
Clear.
Morning Temperature: 69°F
Sunny.
Afternoon Temperature: 68°F
Sunny.
Evening Temperature: 62°F
Clear with cloudy periods.
Monday, December 8th, 2025
Overnight Temperature: 59°F
Clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 71°F
Sunny.
Evening Temperature: 64°F
Clear.
Tuesday, December 9th, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 72°F
A mix of cloud and sun.
Evening Temperature: 65°F
Clear.
Wednesday, December 10th, 2025
Overnight Temperature: 62°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 71°F
Sunny.
Evening Temperature: 64°F
Clear.
Thursday, December 11th, 2025
Overnight Temperature: 62°F
Clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 71°F
Sunny.
Evening Temperature: 65°F
Clear.
Friday, December 12th, 2025
Overnight Temperature: 62°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 73°F
Sunny.
Evening Temperature: 67°F
Clear.
Saturday, December 13th, 2025
Overnight Temperature: 64°F
Clear.
Morning Temperature: 75°F
Sunny.
Afternoon Temperature: 73°F
Cloudy.
Evening Temperature: 66°F
Cloudy.
Sunday, December 14th, 2025
Overnight Temperature: 63°F
A mix of cloudy and clear skies.
Morning Temperature: 72°F
Cloudy.
Afternoon Temperature: 70°F
Cloudy.
Evening Temperature: 64°F
A mix of cloudy and clear skies.





 

  [ Local Weather Report ]
Rancho Cucamonga, CA 
5:53 AM  46°F
 
 
Upland, CA 
 
Chino, CA 
5:53 AM  41°F
 
 
Montclair, CA 
 
Claremont, CA 
 
Fontana, CA 
 
Norco, CA 
5:56 AM  37°F
 
 
Pomona, CA 
 
La Verne Bracket, CA 
 
La Verne, CA 

 
This WeatherCity Weather Forecast for Ontario, 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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