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

81°F

27°C

Humidity 40%
Wind Speed SW 9 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Heat Index81°F (27°C)
Last update 11 Nov 04:57 PM PST
Extended Forecast for

3 Miles NW Fullerton Municipal CA

  • Tonight

    Tonight: Mostly clear, with a low around 58. West southwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Rain, mainly after 10pm. Low around 60. Calm wind becoming south around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Rain

  • Friday

    Friday: Rain, mainly before 10am. High near 72. East wind around 5 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 4am. Low around 58. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Rain

  • Saturday

    Saturday: A 30 percent chance of rain before 10am. Partly sunny, with a high near 72.

    High: 72 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 4am. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 58. West southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Rain, mainly after 10pm. Low around 60. Calm wind becoming south around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 10am. High near 72. East wind around 5 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain, mainly before 4am. Low around 58. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
A chance of rain, mainly after 4am. Mostly cloudy, with a low around 57.
Monday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 70.
Monday Night
Rain likely. Mostly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
A chance of rain. Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Fullerton Municipal CA
 33.9°N 118.02°W (Elev. 105 ft)
Last Update:
2:21 pm PST Nov 11, 2026
Forecast Valid:
5pm PST Nov 11, 2026-6pm PST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation