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

75°F

24°C

Humidity 70%
Wind Speed WSW 4 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 65°F (18°C)
Visibility NA
Last update 18 Jul 11:45 AM PDT
Extended Forecast for

Fullerton CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 64. Southwest wind 5 to 10 mph becoming light in the evening.

    Low: 64 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 81 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 63. South wind 5 to 10 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 80 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 62.

    Low: 62 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 79.

    High: 79 °F

    Decreasing
    Clouds

  • Monday Night

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

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 80.

    High: 80 °F

    Becoming
    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 64. Southwest wind 5 to 10 mph becoming light in the evening.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light south wind becoming southwest 5 to 10 mph in the morning.
Saturday Night
Increasing clouds, with a low around 63. South wind 5 to 10 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 62.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 80.
Tuesday Night
Increasing clouds, with a low around 61.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 82.
Wednesday Night
Increasing clouds, with a low around 62.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fullerton CA
 33.89°N 117.94°W (Elev. 197 ft)
Last Update:
8:27 am PDT Jul 18, 2025
Forecast Valid:
12pm PDT Jul 18, 2025-6pm PDT Jul 24, 2025
 
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Additional Resources

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