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

Hazardous Weather Conditions

Current conditions at

WHITTIER HILLS (WTHC1)

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

NA

67°F

19°C

Humidity 71%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 03 Jul 09:57 AM PDT
Extended Forecast for

2 Miles WSW Diamond Bar CA

  • Today

    Today: Sunny, with a high near 81. Southwest wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Patchy dense fog after 11pm. Otherwise, increasing clouds, with a low around 60. Southwest wind 5 to 10 mph becoming light south southwest after midnight.

    Low: 60 °F

    Patchy Dense
    Fog

  • Independence Day

    Independence Day: Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Patchy Dense
    Fog then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61.

    Low: 61 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62.

    Low: 62 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Today
Sunny, with a high near 81. Southwest wind 5 to 10 mph.
Tonight
Patchy dense fog after 11pm. Otherwise, increasing clouds, with a low around 60. Southwest wind 5 to 10 mph becoming light south southwest after midnight.
Independence Day
Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 61. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 89.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 91.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 68.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Diamond Bar CA
 34°N 117.85°W (Elev. 679 ft)
Last Update:
9:35 am PDT Jul 3, 2025
Forecast Valid:
11am PDT Jul 3, 2025-6pm PDT Jul 9, 2025
 
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