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May 13th, 2025 :: 8:42 pm PDT   

Local Weather Report for
Ontario
California, United States

 Current Ontario Weather Conditions Updated May 13th at 7:53 pm 
Partly Clear
Temperature:16°C Dew Point:8°C
Barometer:101.5 kPa Wind:N 31 Km/h
Humidity:59.0% Visibility:0 Km
 
 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
21°C
25°C
14°C
25°C
15°C
24°C
15°C
18°C
13°C
 
 Ontario Detailed Weather Forecast  
 
Tuesday, May 13th, 2025
Evening Temperature: 15°C
Clear.
Wednesday, May 14th, 2025
Overnight Temperature: 14°C
Clear.
Morning Temperature: 22°C
Sunny. Windy at times.
Afternoon Temperature: 22°C
Sunny. Windy at times.
Evening Temperature: 18°C
Clear.
Thursday, May 15th, 2025
Overnight Temperature: 16°C
Clear.
Morning Temperature: 22°C
Sunny. Windy at times.
Afternoon Temperature: 22°C
Sunny. Windy at times.
Evening Temperature: 16°C
Clear.
Friday, May 16th, 2025
Overnight Temperature: 15°C
Clear.
Morning Temperature: 22°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 21°C
Cloudy. Windy at times.
Evening Temperature: 15°C
Cloudy.
Saturday, May 17th, 2025
Overnight Temperature: 14°C
Cloudy.
Morning Temperature: 17°C
Cloudy.
Afternoon Temperature: 17°C
Cloudy. Windy at times.
Evening Temperature: 14°C
Cloudy with a slight chance of showers.
Sunday, May 18th, 2025
Overnight Temperature: 14°C
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 18°C
Sunny with cloudy periods.
Afternoon Temperature: 18°C
Mostly sunny. Windy.
Evening Temperature: 14°C
Clear.
Monday, May 19th, 2025
Overnight Temperature: 14°C
Mostly clear.
Morning Temperature: 21°C
Sunny.
Afternoon Temperature: 23°C
Sunny. Windy at times.
Evening Temperature: 18°C
Clear.
Tuesday, May 20th, 2025
Overnight Temperature: 18°C
Clear.
Morning Temperature: 28°C
Sunny. Windy at times.
Afternoon Temperature: 29°C
Sunny. Windy at times.
Evening Temperature: 23°C
Clear.
Wednesday, May 21st, 2025
Overnight Temperature: 22°C
Clear.
Morning Temperature: 32°C
Sunny.
Afternoon Temperature: 33°C
Sunny. Windy at times.
Evening Temperature: 26°C
Clear.





 

  [ Local Weather Report ]
Rancho Cucamonga, CA 
7:53 PM  16°C
Partly Clear
 
Upland, CA 
7:55 PM  15°C
 
 
Chino, CA 
7:53 PM  16°C
Overcast
 
Montclair, CA 
7:55 PM  15°C
 
 
Claremont, CA 
 
Fontana, CA 
7:53 PM  16°C
Partly Clear
 
Norco, CA 
7:56 PM  16°C
 
 
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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