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June 16th, 2026 :: 3:52 pm PDT   

Local Weather Report for
Ontario
California, United States

 Current Ontario Weather Conditions Updated June 16th at 2:53 pm 
Mostly Sunny
Temperature:90°F Dew Point:54°F
Barometer:29.92 inHg Wind:N 19 Mph
Humidity:29.5% Visibility:0M
 
 Ontario Weather Forecast Summary  
 
Today
Jun 16th
Wednesday
Jun 17th
Thursday
Jun 18th
Friday
Jun 19th
Saturday
Jun 20th
Sunny Sunny Sunny Mostly Sunny Sunny
92°F
89°F
70°F
84°F
66°F
84°F
65°F
82°F
63°F
 
 Ontario Detailed Weather Forecast  
 
Tuesday, June 16th, 2026
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 79°F
Clear.
Wednesday, June 17th, 2026
Overnight Temperature: 71°F
Clear.
Morning Temperature: 78°F
Sunny.
Afternoon Temperature: 87°F
Sunny. Windy at times.
Evening Temperature: 75°F
Clear. Windy at times.
Thursday, June 18th, 2026
Overnight Temperature: 68°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 84°F
Sunny. Windy at times.
Evening Temperature: 72°F
Clear. Windy at times.
Friday, June 19th, 2026
Overnight Temperature: 67°F
Mostly clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 83°F
Sunny. Windy at times.
Evening Temperature: 70°F
Clear. Windy at times.
Saturday, June 20th, 2026
Overnight Temperature: 64°F
Clear.
Morning Temperature: 70°F
Sunny.
Afternoon Temperature: 81°F
Sunny. Windy at times.
Evening Temperature: 69°F
Clear.
Sunday, June 21st, 2026
Overnight Temperature: 63°F
Clear.
Morning Temperature: 70°F
Sunny.
Afternoon Temperature: 82°F
Sunny. Windy at times.
Evening Temperature: 71°F
Clear. Windy at times.
Monday, June 22nd, 2026
Overnight Temperature: 65°F
Clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 85°F
Sunny. Windy at times.
Evening Temperature: 74°F
Clear.
Tuesday, June 23rd, 2026
Overnight Temperature: 68°F
Clear.
Morning Temperature: 77°F
Sunny.
Afternoon Temperature: 91°F
Sunny. Windy at times.
Evening Temperature: 79°F
Clear.
Wednesday, June 24th, 2026
Overnight Temperature: 72°F
Clear.
Morning Temperature: 81°F
Sunny.
Afternoon Temperature: 95°F
Sunny. Windy at times.
Evening Temperature: 81°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Rancho Cucamonga, CA 
2:53 PM  90°F
Mostly Sunny
 
Upland, CA 
2:55 PM  86°F
 
 
Chino, CA 
2:53 PM  90°F
Mostly Sunny
 
Montclair, CA 
2:55 PM  86°F
 
 
Claremont, CA 
2:47 PM  84°F
 
 
Fontana, CA 
 
Norco, CA 
 
Pomona, CA 
2:47 PM  84°F
 
 
La Verne Bracket, CA 
2:47 PM  84°F
 
 
La Verne, CA 
2:47 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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