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

70°F

21°C

Humidity 85%
Wind Speed SW 5 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 65°F (18°C)
Visibility NA
Last update 04 Aug 12:38 AM PDT
Extended Forecast for

Placentia CA

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 67. South wind around 5 mph becoming calm.

    Low: 67 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 89. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 11am. Otherwise, sunny, with a high near 90.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 67. South wind around 5 mph becoming calm.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 89. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 69.
Friday
Patchy fog before 11am. Otherwise, sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 69.
Monday
Mostly sunny, with a high near 87.
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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:
12:30 am PDT Aug 4, 2026
Forecast Valid:
12am PDT Aug 4, 2026-6pm PDT Aug 10, 2026
 
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Additional Resources

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