Current conditions at
San Bernardino Intl. Airport (KSBD)
Lat: 34.09027°NLon: 117.24705°WElev: 1086.0ft.
Clear
71°F
22°C
| Humidity | 28% |
| Wind Speed | N 0 MPH |
| Barometer | 30.04 in (1017.27 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 17 Oct 11:40 PM PDT |
Extended Forecast for
Grand Terrace CA
Overnight
Low: 61 °F
Mostly Clear
Sunday
High: 85 °F
Sunny
Sunday Night
Low: 61 °F
Mostly Clear
Monday
High: 85 °F
Sunny
Monday Night
Low: 59 °F
Mostly Clear
Tuesday
High: 80 °F
Sunny
Tuesday Night
Low: 60 °F
Mostly Clear
Wednesday
High: 76 °F
Chance
ShowersWednesday Night
Low: 58 °F
Showers
Likely
Detailed Forecast
Overnight
Mostly clear, with a low around 61. East wind around 5 mph.
Sunday
Sunny, with a high near 85. Southeast wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 85. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 59. Calm wind becoming southeast around 5 mph.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
A chance of showers. Partly sunny, with a high near 76.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58.
Thursday
Showers likely. Mostly cloudy, with a high near 67.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 73.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Grand Terrace CA
34.03°N 117.3°W (Elev. 1122 ft)
34.03°N 117.3°W (Elev. 1122 ft)
12:25 pm PDT Oct 17, 2026
12am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
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