Current conditions at
Ontario International Airport (KONT)
Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.
Clear
82°F
28°C
| Humidity | 20% |
| Wind Speed | WSW 4 MPH |
| Barometer | 29.99 in (1015.58 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 18 Oct 12:35 PM PDT |
Extended Forecast for
3 Miles SSE Rancho Cucamonga CA
This Afternoon
High: 86 °F
Sunny
Tonight
Low: 61 °F
Clear
Monday
High: 84 °F
Sunny
Monday Night
Low: 61 °F
Clear
Tuesday
High: 82 °F
Sunny
Tuesday Night
Low: 61 °F
Partly Cloudy
Wednesday
High: 73 °F
Chance Rain
Wednesday Night
Low: 57 °F
Showers
Thursday
High: 68 °F
Showers
Detailed Forecast
This Afternoon
Sunny, with a high near 86. Calm wind becoming west around 5 mph.
Tonight
Clear, with a low around 61. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Clear, with a low around 61. Southwest wind 5 to 10 mph becoming light in the evening.
Tuesday
Sunny, with a high near 82. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of rain after 11am. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Wednesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 57.
Thursday
Showers. Mostly cloudy, with a high near 68.
Thursday Night
A chance of showers before 11pm. Partly cloudy, with a low around 54.
Friday
Sunny, with a high near 70.
Friday Night
Clear, with a low around 55.
Saturday
Sunny, with a high near 76.
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)
11:17 am PDT Oct 18, 2026
12pm PDT Oct 18, 2026-6pm PDT Oct 24, 2026
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