Hazardous Weather Conditions
Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
76°F
24°C
| Humidity | 25% |
| Wind Speed | WSW 3 MPH |
| Barometer | 30.11 in (1019.64 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Heat Index | 77°F (25°C) |
| Last update | 07 Dec 01:53 PM PST |
Extended Forecast for
Ontario CA
This Afternoon
High: 76 °F
Sunny
Tonight
Low: 50 °F
Mostly Clear
Monday
High: 79 °F
Sunny
Monday Night
Low: 51 °F
Clear
Tuesday
High: 82 °F
Sunny
Tuesday Night
Low: 52 °F
Clear
Wednesday
High: 82 °F
Sunny
Wednesday Night
Low: 50 °F
Clear
Thursday
High: 81 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 76. West wind around 5 mph.
Tonight
Mostly clear, with a low around 50. West wind around 5 mph becoming calm.
Monday
Sunny, with a high near 79. Calm wind becoming west around 5 mph.
Monday Night
Clear, with a low around 51. West wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 82. Calm wind becoming west around 5 mph.
Tuesday Night
Clear, with a low around 52.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 50.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 79.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ontario CA
34.03°N 117.61°W (Elev. 823 ft)
34.03°N 117.61°W (Elev. 823 ft)
1:05 pm PST Dec 7, 2025
2pm PST Dec 7, 2025-6pm PST Dec 13, 2025
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