Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
63°F
17°C
| Humidity | 82% |
| Wind Speed | SW 5 MPH |
| Barometer | NA |
| Dewpoint | 58°F (14°C) |
| Visibility | NA |
| Last update | 12 May 09:00 AM PDT |
Extended Forecast for
Fontana CA
Today
High: 85 °F
Sunny
Tonight
Low: 58 °F
Patchy Fog
Wednesday
High: 79 °F
Patchy Fog
then SunnyWednesday Night
Low: 57 °F
Clear
Thursday
High: 82 °F
Sunny
Thursday Night
Low: 58 °F
Clear
Friday
High: 83 °F
Sunny
Friday Night
Low: 58 °F
Mostly Clear
Saturday
High: 82 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. West wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 79. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 57. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 82. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 87.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Fontana CA
34.12°N 117.46°W (Elev. 1381 ft)
34.12°N 117.46°W (Elev. 1381 ft)
12:40 am PDT May 12, 2026
10am PDT May 12, 2026-6pm PDT May 18, 2026
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