Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
89°F
32°C
| Humidity | 39% |
| Wind Speed | WSW 3 MPH |
| Barometer | NA |
| Dewpoint | 61°F (16°C) |
| Visibility | NA |
| Heat Index | 89°F (32°C) |
| Last update | 13 Sep 03:00 PM PDT |
Extended Forecast for
Fontana CA
Tonight
Low: 66 °F
Mostly Clear
Monday
High: 90 °F
Sunny
Monday Night
Low: 64 °F
Mostly Clear
Tuesday
High: 86 °F
Sunny
Tuesday Night
Low: 61 °F
Mostly Clear
Wednesday
High: 84 °F
Sunny
Wednesday Night
Low: 61 °F
Mostly Clear
Thursday
High: 86 °F
Sunny
Thursday Night
Low: 62 °F
Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 66. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 64. Southwest wind 5 to 10 mph becoming light in the evening.
Tuesday
Sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 61. Southwest wind around 5 mph.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 86.
Thursday Night
Clear, with a low around 62.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Mostly sunny, with a high near 88.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Fontana CA
34.1°N 117.43°W (Elev. 1296 ft)
34.1°N 117.43°W (Elev. 1296 ft)
2:33 pm PDT Sep 13, 2026
4pm PDT Sep 13, 2026-6pm PDT Sep 20, 2026
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