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May 13th, 2025 :: 3:47 pm PDT   

Local Weather Report for
Ontario
California, United States

 Current Ontario Weather Conditions Updated May 13th at 2:53 pm 
Overcast
Temperature:68°F Dew Point:45°F
Barometer:29.98 inHg Wind:N 21 Mph
Humidity:42.8% Visibility:0M
 
 Ontario Weather Forecast Summary  
 
Today
May 13th
Wednesday
May 14th
Thursday
May 15th
Friday
May 16th
Saturday
May 17th
Mostly Sunny Sunny Sunny Cloudy Cloudy
70°F
76°F
57°F
77°F
60°F
75°F
58°F
65°F
56°F
 
 Ontario Detailed Weather Forecast  
 
Tuesday, May 13th, 2025
Afternoon Temperature: 66°F
Sunny. Windy at times.
Evening Temperature: 60°F
Clear.
Wednesday, May 14th, 2025
Overnight Temperature: 58°F
Clear.
Morning Temperature: 71°F
Sunny. Windy at times.
Afternoon Temperature: 72°F
Sunny. Windy at times.
Evening Temperature: 64°F
Clear.
Thursday, May 15th, 2025
Overnight Temperature: 61°F
Clear.
Morning Temperature: 72°F
Sunny. Windy at times.
Afternoon Temperature: 72°F
Sunny. Windy at times.
Evening Temperature: 62°F
Clear.
Friday, May 16th, 2025
Overnight Temperature: 59°F
Clear.
Morning Temperature: 71°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 70°F
Cloudy. Windy at times.
Evening Temperature: 60°F
Cloudy.
Saturday, May 17th, 2025
Overnight Temperature: 58°F
Cloudy.
Morning Temperature: 63°F
Cloudy.
Afternoon Temperature: 62°F
Cloudy. Windy at times.
Evening Temperature: 57°F
Cloudy with a slight chance of showers.
Sunday, May 18th, 2025
Overnight Temperature: 57°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 64°F
Sunny with cloudy periods.
Afternoon Temperature: 65°F
Mostly sunny. Windy.
Evening Temperature: 58°F
Clear.
Monday, May 19th, 2025
Overnight Temperature: 57°F
Mostly clear.
Morning Temperature: 70°F
Sunny.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 64°F
Clear.
Tuesday, May 20th, 2025
Overnight Temperature: 64°F
Clear.
Morning Temperature: 82°F
Sunny. Windy at times.
Afternoon Temperature: 84°F
Sunny. Windy at times.
Evening Temperature: 73°F
Clear.
Wednesday, May 21st, 2025
Overnight Temperature: 72°F
Clear.
Morning Temperature: 89°F
Sunny.
Afternoon Temperature: 92°F
Sunny. Windy at times.
Evening Temperature: 79°F
Clear.





 

  [ Local Weather Report ]
Rancho Cucamonga, CA 
2:53 PM  68°F
Overcast
 
Upland, CA 
2:55 PM  64°F
Overcast
 
Chino, CA 
2:53 PM  72°F
Overcast
 
Montclair, CA 
2:55 PM  64°F
Overcast
 
Claremont, CA 
2:47 PM  66°F
Overcast
 
Fontana, CA 
2:53 PM  68°F
Overcast
 
Norco, CA 
2:56 PM  70°F
Mostly Sunny
 
Pomona, CA 
2:47 PM  66°F
Overcast
 
La Verne Bracket, CA 
2:47 PM  66°F
Overcast
 
La Verne, CA 
2:47 PM  66°F
Overcast

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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