Current conditions at

FW0063 Fullerton CSU (F0063)

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

NA

74°F

23°C

Humidity 68%
Wind Speed S 8 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 63°F (17°C)
Visibility NA
Last update 03 Oct 02:08 PM PDT
Extended Forecast for

Fullerton CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. Southwest wind around 10 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind 5 to 10 mph becoming east after midnight.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. West wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. East wind 5 to 10 mph becoming southwest in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 77.

    High: 77 °F

    Becoming
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 58. Southwest wind 5 to 10 mph becoming east after midnight.
Saturday
Sunny, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 58. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. East wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Increasing clouds, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Fullerton CA
 33.89°N 117.94°W (Elev. 197 ft)
1:07 pm PDT Oct 3, 2025
2pm PDT Oct 3, 2025-6pm PDT Oct 9, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database