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

66°F

19°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 06 Jul 03:05 AM PDT
Extended Forecast for

Fullerton Municipal CA

  • Overnight

    Overnight: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 65. West wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Southwest wind around 5 mph becoming calm after midnight.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 86.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 66.

    Low: 66 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 85.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 64. Calm wind.
Monday
Sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Clear, with a low around 65. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. Southwest wind around 5 mph becoming calm after midnight.
Wednesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 86.
Wednesday Night
Increasing clouds, with a low around 66.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 66.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 65.
Saturday
Partly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Partly sunny, with a high near 84.
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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:
2:44 am PDT Jul 6, 2026
Forecast Valid:
3am PDT Jul 6, 2026-6pm PDT Jul 12, 2026
 
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Additional Resources

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