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

46°F

8°C

Humidity 63%
Wind Speed NE 10 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 21 Feb 03:57 AM PST
Extended Forecast for

3 Miles NW Fullerton Municipal CA

  • Overnight

    Overnight: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 50. Southwest wind around 5 mph becoming calm.

    Low: 50 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 80. Southwest wind 5 to 10 mph.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51. South southeast wind around 5 mph becoming calm.

    Low: 51 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 53.

    Low: 53 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 88.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Friday Night

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

    Low: 58 °F

    Patchy Fog

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. Calm wind.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 50. Southwest wind around 5 mph becoming calm.
Wednesday
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 80. Southwest wind 5 to 10 mph.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51. South southeast wind around 5 mph becoming calm.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 84.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 53.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 88.
Friday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 58.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 84.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 57.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 81.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 56.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Fullerton Municipal CA
 33.9°N 118.02°W (Elev. 105 ft)
Last Update:
8:36 pm PST Feb 23, 2026
Forecast Valid:
12am PST Feb 24, 2026-6pm PST Mar 2, 2026
 
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