Current conditions at
Fontana-Arrow Highway (CQ057)
Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.NA
60°F
16°C
| Humidity | 28% |
| Wind Speed | N 2 MPH |
| Barometer | NA |
| Dewpoint | 27°F (-3°C) |
| Visibility | NA |
| Last update | 17 Jan 10:00 PM PST |
Extended Forecast for
3 Miles ESE Rancho Cucamonga CA
Tonight

Low: 54 °F
Partly Cloudy
Sunday

High: 78 °F
Mostly Sunny
Sunday Night

Low: 53 °F
Partly Cloudy
M.L.King Day

High: 78 °F
Sunny
Monday Night

Low: 52 °F
Mostly Clear
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 51 °F
Mostly Clear
Wednesday

High: 75 °F
Sunny
Wednesday Night

Low: 51 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 54. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 78. Calm wind becoming west around 5 mph.
Sunday Night
Partly cloudy, with a low around 53. Calm wind becoming northeast around 5 mph.
M.L.King Day
Sunny, with a high near 78. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 52. North wind around 5 mph.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 50.
Friday
A slight chance of showers. Partly sunny, with a high near 69.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 68.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles ESE Rancho Cucamonga CA
34.11°N 117.54°W (Elev. 1161 ft)
34.11°N 117.54°W (Elev. 1161 ft)
12:26 pm PST Jan 17, 2026
11pm PST Jan 17, 2026-6pm PST Jan 24, 2026


