Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
66°F
19°C
| Humidity | 82% |
| Wind Speed | WSW 4 MPH |
| Barometer | 29.94 in (1013.89 mb) |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 20 Sep 11:35 PM PDT |
Extended Forecast for
3 Miles SSE Rancho Cucamonga CA
Tonight
Low: 63 °F
Mostly Cloudy
Monday
High: 80 °F
Decreasing
CloudsMonday Night
Low: 61 °F
Partly Cloudy
Tuesday
High: 83 °F
Becoming
SunnyTuesday Night
Low: 65 °F
Clear
Wednesday
High: 92 °F
Sunny
Wednesday Night
Low: 68 °F
Clear
Thursday
High: 94 °F
Sunny
Thursday Night
Low: 68 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 63. West wind around 5 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
Clear, with a low around 65. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Clear, with a low around 68.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Sunny, with a high near 86.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSE Rancho Cucamonga CA
34.09°N 117.53°W (Elev. 1106 ft)
34.09°N 117.53°W (Elev. 1106 ft)
12:30 pm PDT Sep 20, 2026
11pm PDT Sep 20, 2026-6pm PDT Sep 27, 2026
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