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

22°C

72°F

Humidity 68%
Wind Speed S 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 16°C (61°F)
Visibility 16 km
Last update 12 Jul 06:53 PM PDT
Extended Forecast for

Fullerton Municipal CA

  • Tonight

    Tonight: Increasing clouds, with a low around 18. Southwest wind 5 to 10 km/h becoming calm after midnight.

    Low: 18 °C

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 28. Light west wind becoming southwest 10 to 15 km/h in the afternoon.

    High: 28 °C

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 18. Southwest wind 10 to 15 km/h becoming light after midnight.

    Low: 18 °C

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 27. Light south wind becoming southwest 10 to 15 km/h in the morning.

    High: 27 °C

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 18. Southwest wind 5 to 10 km/h becoming calm in the evening.

    Low: 18 °C

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 26.

    High: 26 °C

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 18.

    Low: 18 °C

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 26.

    High: 26 °C

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 17.

    Low: 17 °C

    Increasing
    Clouds

Detailed Forecast

Tonight
Increasing clouds, with a low around 18. Southwest wind 5 to 10 km/h becoming calm after midnight.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 28. Light west wind becoming southwest 10 to 15 km/h in the afternoon.
Sunday Night
Increasing clouds, with a low around 18. Southwest wind 10 to 15 km/h becoming light after midnight.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 27. Light south wind becoming southwest 10 to 15 km/h in the morning.
Monday Night
Increasing clouds, with a low around 18. Southwest wind 5 to 10 km/h becoming calm in the evening.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 26.
Tuesday Night
Increasing clouds, with a low around 18.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 26.
Wednesday Night
Increasing clouds, with a low around 17.
Thursday
Mostly sunny, with a high near 27.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 29.
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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 m)
Last Update:
1:08 pm PDT Jul 12, 2025
Forecast Valid:
7pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
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Additional Resources

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