Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Partly Cloudy
55°F
13°C
| Humidity | 82% |
| Wind Speed | S 3 MPH |
| Barometer | 29.91 in (1012.87 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 7.00 mi |
| Last update | 24 Jan 09:20 AM PST |
Extended Forecast for
Ontario International Arpt CA
Today
High: 66 °F
Patchy Fog
then SunnyTonight
Low: 43 °F
Clear
Sunday
High: 67 °F
Increasing
CloudsSunday Night
Low: 42 °F
Mostly Cloudy
Monday
High: 70 °F
Mostly Sunny
Monday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 72 °F
Sunny
Tuesday Night
Low: 45 °F
Partly Cloudy
Wednesday
High: 71 °F
Partly Sunny
Detailed Forecast
Today
Patchy fog before 10am. Otherwise, sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Clear, with a low around 43. Northeast wind 5 to 10 mph.
Sunday
Increasing clouds, with a high near 67. North wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 42. Calm wind.
Monday
Mostly sunny, with a high near 70. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 74.
Additional Forecasts and Information
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Point Forecast:
Ontario International Arpt CA
34.06°N 117.58°W (Elev. 906 ft)
34.06°N 117.58°W (Elev. 906 ft)
1:18 am PST Jan 24, 2026
9am PST Jan 24, 2026-6pm PST Jan 30, 2026
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