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

Fullerton, Fullerton Municipal Airport (KFUL)

Lat: 33.87194°NLon: 117.98472°WElev: 95.0ft.

haze

70°F

21°C

Humidity 64%
Wind Speed SSW 8 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 57°F (14°C)
Visibility 3.50 mi
Last update 02 Nov 11:05 AM PST
Extended Forecast for

Fullerton Municipal CA

  • Today

    Today: Mostly sunny, with a high near 77. Southwest wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, increasing clouds, with a low around 57. Calm wind.

    Low: 57 °F

    Patchy Fog

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 74.

    High: 74 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 75.

    High: 75 °F

    Decreasing
    Clouds

Detailed Forecast

Today
Mostly sunny, with a high near 77. Southwest wind around 5 mph.
Tonight
Patchy fog. Otherwise, increasing clouds, with a low around 57. Calm wind.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 74.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 75.
Thursday Night
Increasing clouds, with a low around 56.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 79.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fullerton Municipal CA
 33.86°N 117.99°W (Elev. 69 ft)
Last Update:
1:13 am PST Nov 2, 2025
Forecast Valid:
11am PST Nov 2, 2025-6pm PST Nov 8, 2025
 
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Additional Resources

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