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

FW0063 Fullerton CSU (F0063)

Lat: 33.8805°NLon: 117.88417°WElev: 247.0ft.

NA

66°F

19°C

Humidity 83%
Wind Speed NW 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 61°F (16°C)
Visibility NA
Last update 13 Jul 09:55 PM PDT
Extended Forecast for

Fullerton CA

  • Tonight

    Tonight: Increasing clouds, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 82 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Increasing clouds, with a low around 63. Southwest wind 5 to 10 mph becoming light south after midnight.

    Low: 63 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 80 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 80.

    High: 80 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 63. West wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Increasing clouds, with a low around 63. Southwest wind 5 to 10 mph becoming light south after midnight.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Increasing clouds, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 62.
Friday
Partly sunny, then gradually becoming sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fullerton CA
 33.87°N 117.93°W (Elev. 184 ft)
Last Update:
2:43 pm PDT Jul 13, 2025
Forecast Valid:
10pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
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Additional Resources

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