Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
54°F
12°C
| Humidity | 37% |
| Wind Speed | WSW 3 MPH |
| Barometer | 30.03 in (1016.93 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 20 Feb 06:05 PM PST |
Extended Forecast for
Ontario CA
Tonight
Low: 38 °F
Clear
Saturday
High: 68 °F
Sunny
Saturday Night
Low: 45 °F
Partly Cloudy
Sunday
High: 75 °F
Sunny
Sunday Night
Low: 49 °F
Mostly Clear
Monday
High: 79 °F
Mostly Sunny
Monday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 78 °F
Mostly Sunny
Tuesday Night
Low: 55 °F
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 38. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 68. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 45. Calm wind becoming northeast around 5 mph.
Sunday
Sunny, with a high near 75. Northeast wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 49. Northeast wind around 5 mph.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 84.
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)
12:35 pm PST Feb 20, 2026
6pm PST Feb 20, 2026-6pm PST Feb 27, 2026
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