Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
52°F
11°C
| Humidity | 81% |
| Wind Speed | N 0 MPH |
| Barometer | 29.95 in (1014.22 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 07 Jan 08:35 AM PST |
Extended Forecast for
Ontario CA
Today
High: 63 °F
Mostly Sunny
Tonight
Low: 46 °F
Partly Cloudy
Thursday
High: 60 °F
Sunny
Thursday Night
Low: 45 °F
Clear
Friday
High: 62 °F
Sunny
Friday Night
Low: 45 °F
Clear
Saturday
High: 68 °F
Sunny
Saturday Night
Low: 48 °F
Mostly Clear
Sunday
High: 71 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 63. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 46. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 60. North wind around 5 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 45. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 62. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Friday Night
Clear, with a low around 45.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Sunny, with a high near 73.
Monday Night
Clear, with a low around 49.
Tuesday
Sunny, with a high near 75.
Additional Forecasts and Information
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Point Forecast:
Ontario CA
34.03°N 117.61°W (Elev. 823 ft)
34.03°N 117.61°W (Elev. 823 ft)
2:31 am PST Jan 7, 2026
8am PST Jan 7, 2026-6pm PST Jan 13, 2026
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