Current conditions at

San Bernardino Intl. Airport (KSBD)

Lat: 34.09027°NLon: 117.24705°WElev: 1086.0ft.

Clear

72°F

22°C

Humidity 15%
Wind Speed SSW 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 12 Jan 01:55 PM PST
Extended Forecast for

Grand Terrace CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 47. Northwest wind around 5 mph becoming calm  after midnight.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Northwest wind around 5 mph becoming calm.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51. North wind 5 to 10 mph.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. North wind 5 to 10 mph becoming light.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. North wind around 5 mph.
Tonight
Clear, with a low around 47. Northwest wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 77. Northwest wind around 5 mph becoming calm.
Tuesday Night
Clear, with a low around 51. North wind 5 to 10 mph.
Wednesday
Sunny, with a high near 83. North wind 5 to 10 mph becoming light.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Terrace CA
 34.05°N 117.31°W (Elev. 965 ft)
12:13 pm PST Jan 12, 2026
2pm PST Jan 12, 2026-6pm PST Jan 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database