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

63°F

17°C

Humidity 80%
Wind Speed SSW 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 15 May 09:43 PM PDT
Extended Forecast for

Placentia CA

  • Tonight

    Tonight: Increasing clouds, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 72. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 59. South wind 5 to 10 mph becoming light after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. South wind 5 to 10 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 72. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 59. South wind 5 to 10 mph becoming light after midnight.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 76. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 58. Southwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Placentia CA
 33.88°N 117.88°W (Elev. 240 ft)
Last Update:
3:53 pm PDT May 16, 2026
Forecast Valid:
6pm PDT May 16, 2026-6pm PDT May 23, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation