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June 13th, 2026 :: 1:45 pm PDT   

Local Weather Report for
Ontario
California, United States

 Current Ontario Weather Conditions Updated June 13th at 12:53 pm 
Mostly Sunny
Temperature:90°F Dew Point:54°F
Barometer:29.92 inHg Wind:N 17 Mph
Humidity:29.5% Visibility:0M
 
 Ontario Weather Forecast Summary  
 
Today
Jun 13th
Sunday
Jun 14th
Monday
Jun 15th
Tuesday
Jun 16th
Wednesday
Jun 17th
Sunny Sunny Sunny Sunny Sunny
91°F
91°F
73°F
91°F
73°F
93°F
73°F
93°F
72°F
 
 Ontario Detailed Weather Forecast  
 
Saturday, June 13th, 2026
Afternoon Temperature: 90°F
Sunny. Windy at times.
Evening Temperature: 79°F
Clear. Windy at times.
Sunday, June 14th, 2026
Overnight Temperature: 74°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 79°F
Clear. Windy at times.
Monday, June 15th, 2026
Overnight Temperature: 73°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 80°F
Clear. Windy at times.
Tuesday, June 16th, 2026
Overnight Temperature: 73°F
Clear.
Morning Temperature: 81°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 80°F
Clear.
Wednesday, June 17th, 2026
Overnight Temperature: 74°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 78°F
Clear.
Thursday, June 18th, 2026
Overnight Temperature: 72°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 79°F
Clear.
Friday, June 19th, 2026
Overnight Temperature: 73°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 78°F
Clear. Windy at times.
Saturday, June 20th, 2026
Overnight Temperature: 71°F
Clear.
Morning Temperature: 77°F
Sunny.
Afternoon Temperature: 88°F
Sunny. Windy at times.
Evening Temperature: 75°F
Clear. Windy at times.
Sunday, June 21st, 2026
Overnight Temperature: 67°F
Clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 71°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Rancho Cucamonga, CA 
12:53 PM  90°F
Mostly Sunny
 
Upland, CA 
12:55 PM  86°F
 
 
Chino, CA 
12:53 PM  91°F
 
 
Montclair, CA 
12:55 PM  86°F
 
 
Claremont, CA 
12:47 PM  86°F
 
 
Fontana, CA 
 
Norco, CA 
12:56 PM  88°F
 
 
Pomona, CA 
12:47 PM  86°F
 
 
La Verne Bracket, CA 
12:47 PM  86°F
 
 
La Verne, CA 
12:47 PM  86°F
 

 
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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