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.

Clear

75°F

24°C

Humidity 53%
Wind Speed S 10 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 25 Jun 06:00 PM PDT
Extended Forecast for

Fullerton Municipal CA

  • Tonight

    Tonight: Increasing clouds, with a low around 61. Southwest wind 5 to 10 mph becoming light in the evening.

    Low: 61 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 76 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 62. South wind 5 to 10 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 76. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 76 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 62. Southwest wind 5 to 10 mph becoming southeast after midnight.

    Low: 62 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 73.

    High: 73 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 61.

    Low: 61 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Increasing clouds, with a low around 61. Southwest wind 5 to 10 mph becoming light in the evening.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Increasing clouds, with a low around 62. South wind 5 to 10 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 76. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Saturday Night
Increasing clouds, with a low around 62. Southwest wind 5 to 10 mph becoming southeast after midnight.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 73.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny, with a high near 75.
Monday Night
Increasing clouds, with a low around 61.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 75.
Tuesday Night
Increasing clouds, with a low around 60.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 76.
Wednesday Night
Increasing clouds, with a low around 60.
Thursday
Mostly sunny, with a high near 77.
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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:
12:50 pm PDT Jun 25, 2026
Forecast Valid:
6pm PDT Jun 25, 2026-6pm PDT Jul 2, 2026
 
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