National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

WHITTIER HILLS (WTHC1)

Lat: 33.984°NLon: 118.00943°WElev: 950.0ft.

NA

71°F

22°C

Humidity 38%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 10 Nov 01:57 AM PST
Extended Forecast for

2 Miles WSW Diamond Bar CA

  • Overnight

    Overnight: Clear, with a low around 64. East northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88. East wind 5 to 10 mph becoming northwest in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. East wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 84. East northeast wind around 5 mph becoming calm.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 75.

    High: 75 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, mainly after 10am. Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers

  • Thursday Night

    Thursday Night: Showers. Cloudy, with a low around 55.

    Low: 55 °F

    Showers

Detailed Forecast

Overnight
Clear, with a low around 64. East northeast wind around 10 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 88. East wind 5 to 10 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 61. East wind around 5 mph.
Veterans Day
Mostly sunny, with a high near 84. East northeast wind around 5 mph becoming calm.
Tuesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 75.
Wednesday Night
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 56.
Thursday
Showers, mainly after 10am. Mostly cloudy, with a high near 66.
Thursday Night
Showers. Cloudy, with a low around 55.
Friday
A chance of showers. Partly sunny, with a high near 60.
Friday Night
A chance of showers. Mostly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Diamond Bar CA
 34°N 117.85°W (Elev. 679 ft)
Last Update:
1:06 am PST Nov 10, 2025
Forecast Valid:
3am PST Nov 10, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

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Chance of Precipitation