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June 22nd, 2026 :: 4:45 pm PDT   

Local Weather Report for
Ontario
California, United States

 Current Ontario Weather Conditions Updated June 22nd at 3:53 pm 
Temperature:90°F Dew Point:55°F
Barometer:29.92 inHg Wind:N 21 Mph
Humidity:31.5% Visibility:0M
 
 Ontario Weather Forecast Summary  
 
Today
Jun 22nd
Tuesday
Jun 23rd
Wednesday
Jun 24th
Thursday
Jun 25th
Friday
Jun 26th
Sunny Sunny Sunny Sunny Sunny
88°F
92°F
69°F
94°F
73°F
91°F
72°F
90°F
71°F
 
 Ontario Detailed Weather Forecast  
 
Monday, June 22nd, 2026
Afternoon Temperature: 87°F
Sunny. Windy at times.
Evening Temperature: 76°F
Clear. Windy at times.
Tuesday, June 23rd, 2026
Overnight Temperature: 70°F
Clear.
Morning Temperature: 78°F
Sunny.
Afternoon Temperature: 92°F
Sunny. Windy at times.
Evening Temperature: 81°F
Clear.
Wednesday, June 24th, 2026
Overnight Temperature: 74°F
Clear.
Morning Temperature: 82°F
Sunny.
Afternoon Temperature: 93°F
Sunny. Windy at times.
Evening Temperature: 80°F
Clear. Windy at times.
Thursday, June 25th, 2026
Overnight Temperature: 74°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 89°F
Sunny. Windy at times.
Evening Temperature: 78°F
Clear.
Friday, June 26th, 2026
Overnight Temperature: 72°F
Clear.
Morning Temperature: 79°F
Sunny.
Afternoon Temperature: 89°F
Sunny. Windy at times.
Evening Temperature: 75°F
Clear. Windy at times.
Saturday, June 27th, 2026
Overnight Temperature: 69°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 70°F
Clear.
Sunday, June 28th, 2026
Overnight Temperature: 64°F
Clear with cloudy periods.
Morning Temperature: 70°F
Sunny.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 71°F
Clear. Windy at times.
Monday, June 29th, 2026
Overnight Temperature: 65°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 88°F
Sunny. Windy at times.
Evening Temperature: 76°F
Clear.
Tuesday, June 30th, 2026
Overnight Temperature: 72°F
Clear.
Morning Temperature: 80°F
Sunny.
Afternoon Temperature: 92°F
Sunny. Windy at times.
Evening Temperature: 80°F
Clear.





 

  [ Local Weather Report ]
Rancho Cucamonga, CA 
3:53 PM  90°F
 
 
Upland, CA 
3:55 PM  84°F
 
 
Chino, CA 
3:53 PM  88°F
 
 
Montclair, CA 
3:55 PM  84°F
 
 
Claremont, CA 
3:47 PM  84°F
 
 
Fontana, CA 
 
Norco, CA 
3:56 PM  84°F
 
 
Pomona, CA 
3:47 PM  84°F
 
 
La Verne Bracket, CA 
3:47 PM  84°F
 
 
La Verne, CA 
3:47 PM  84°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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