


Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
67°F
19°C
Humidity | 79% |
Wind Speed | SSW 2 MPH |
Barometer | NA |
Dewpoint | 60°F (16°C) |
Visibility | NA |
Last update | 15 Jul 01:00 AM PDT |
Extended Forecast for
Rancho Cucamonga CA
Overnight
Low: 61 °F
Patchy Fog
Tuesday
High: 86 °F
Patchy Fog
then SunnyTuesday Night
Low: 59 °F
Mostly Clear
Wednesday
High: 85 °F
Patchy Fog
then SunnyWednesday Night
Low: 59 °F
Patchy Fog
Thursday
High: 86 °F
Patchy Fog
then SunnyThursday Night
Low: 61 °F
Mostly Clear
Friday
High: 88 °F
Mostly Sunny
Friday Night
Low: 62 °F
Mostly Clear
Detailed Forecast
Overnight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 86. Light south wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 59. Southwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 85. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 59. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Thursday
Patchy fog before 11am. Otherwise, sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 61.
Friday
Mostly sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 89.
Additional Forecasts and Information
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ABOUT 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)
7:57 pm PDT Jul 14, 2025
2am PDT Jul 15, 2025-6pm PDT Jul 21, 2025