Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
75°F
24°C
| Humidity | 14% |
| Wind Speed | NE 11 MPH |
| Barometer | 30.1 in (1019.3 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 10.00 mi |
| Last update | 14 Jan 10:53 PM PST |
Extended Forecast for
Ontario International Arpt CA
Tonight
Low: 52 °F
Clear
Thursday
High: 82 °F
Sunny
Thursday Night
Low: 50 °F
Clear
Friday
High: 82 °F
Sunny
Friday Night
Low: 50 °F
Mostly Clear
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 50 °F
Partly Cloudy
Sunday
High: 80 °F
Sunny
Sunday Night
Low: 50 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 52. Northwest wind around 5 mph.
Thursday
Sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 50. Calm wind becoming north around 5 mph.
Friday
Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 50. North wind around 5 mph.
Saturday
Sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 50.
M.L.King Day
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 72.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Ontario International Arpt CA
34.06°N 117.58°W (Elev. 906 ft)
34.06°N 117.58°W (Elev. 906 ft)
7:12 pm PST Jan 14, 2026
11pm PST Jan 14, 2026-6pm PST Jan 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
