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: 243.01ft.

NA

68°F

20°C

Humidity 68%
Wind Speed SSW 7 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 11 Oct 04:23 PM PDT
Extended Forecast for

Brea CA

  • This Afternoon

    This Afternoon: Showers likely. Mostly cloudy, with a high near 70. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers. Low around 57. Southwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Showers

  • Columbus Day

    Columbus Day: Showers. High near 67. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 11pm. Partly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. East wind around 5 mph becoming calm in the morning.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely. Mostly cloudy, with a high near 70. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers. Low around 57. Southwest wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Showers. High near 67. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 53. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 73. East wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 86.
Thursday Night
Clear, with a low around 64.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 67.
Saturday
Sunny, with a high near 89.
Saturday Night
Clear, with a low around 66.
Sunday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brea CA
 33.93°N 117.86°W (Elev. 659 ft)
Last Update:
1:13 pm PDT Oct 11, 2026
Forecast Valid:
4pm PDT Oct 11, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation