Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
59°F
15°C
| Humidity | 81% |
| Wind Speed | NE 1 MPH |
| Barometer | NA |
| Dewpoint | 53°F (12°C) |
| Visibility | NA |
| Last update | 23 Mar 07:00 AM PDT |
Extended Forecast for
Rancho Cucamonga CA
Today
High: 88 °F
Sunny
Tonight
Low: 63 °F
Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 63 °F
Clear
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 60 °F
Mostly Clear
Thursday
High: 89 °F
Sunny
Thursday Night
Low: 62 °F
Partly Cloudy
Friday
High: 91 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tonight
Clear, with a low around 63. West wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Clear, with a low around 63. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 89. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Sunny, with a high near 88.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Rancho Cucamonga CA
34.13°N 117.57°W (Elev. 1362 ft)
34.13°N 117.57°W (Elev. 1362 ft)
3:16 am PDT Mar 23, 2026
9am PDT Mar 23, 2026-6pm PDT Mar 29, 2026
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