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

54°F

12°C

Humidity 100%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 30 Apr 03:57 AM PDT
Extended Forecast for

2 Miles WSW Diamond Bar CA

  • Today

    Today: Sunny, with a high near 75. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Southwest wind 5 to 10 mph becoming light south southwest in the evening. Winds could gust as high as 15 mph.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 80. Light south wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Southwest wind 5 to 10 mph becoming light south southwest in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54.

    Low: 54 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 75. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
Clear, with a low around 53. Southwest wind 5 to 10 mph becoming light south southwest in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 80. Light south wind becoming west southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54. Southwest wind 5 to 10 mph becoming light south southwest in the evening.
Saturday
Sunny, with a high near 80. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 76.
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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:
3:37 am PDT Apr 30, 2026
Forecast Valid:
4am PDT Apr 30, 2026-6pm PDT May 6, 2026
 
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Additional Resources

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