Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Partly Cloudy
65°F
18°C
| Humidity | 17% |
| Wind Speed | ENE 18 MPH |
| Barometer | 30.01 in (1016.26 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Last update | 03 Dec 03:53 PM PST |
Extended Forecast for
Ontario CA
Tonight
Low: 41 °F
Mostly Clear
Thursday
High: 69 °F
Sunny
Thursday Night
Low: 44 °F
Mostly Clear
Friday
High: 71 °F
Sunny
Friday Night
Low: 45 °F
Clear
Saturday
High: 72 °F
Sunny
Saturday Night
Low: 48 °F
Clear
Sunday
High: 75 °F
Sunny
Sunday Night
Low: 51 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 41. Northeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 69. West wind around 5 mph.
Thursday Night
Mostly clear, with a low around 44. Calm wind.
Friday
Sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Clear, with a low around 45. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 72.
Saturday Night
Clear, with a low around 48.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 77.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ontario CA
34.05°N 117.64°W (Elev. 919 ft)
34.05°N 117.64°W (Elev. 919 ft)
1:03 pm PST Dec 3, 2025
4pm PST Dec 3, 2025-6pm PST Dec 10, 2025
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