Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
52°F
11°C
| Humidity | 71% |
| Wind Speed | N 0 MPH |
| Barometer | 30.03 in (1016.93 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 28 Apr 02:35 AM PDT |
Extended Forecast for
Ontario CA
Overnight
Low: 49 °F
Mostly Clear
Tuesday
High: 74 °F
Sunny
Tuesday Night
Low: 52 °F
Clear
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 54 °F
Mostly Clear
Thursday
High: 77 °F
Sunny
Thursday Night
Low: 55 °F
Mostly Clear
Friday
High: 83 °F
Sunny
Friday Night
Low: 58 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 49. Calm wind.
Tuesday
Sunny, with a high near 74. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Clear, with a low around 52. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 75. Light west wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 54. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 73.
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)
1:33 am PDT Apr 28, 2026
2am PDT Apr 28, 2026-6pm PDT May 4, 2026
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