Current conditions at
FW0063 Fullerton CSU (F0063)
Lat: 33.8805°NLon: 117.88417°WElev: 247.0ft.NA
57°F
14°C
| Humidity | 47% |
| Wind Speed | ENE 3 MPH |
| Barometer | 30.19 in (1022.35 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | NA |
| Last update | 14 Jan 03:38 AM PST |
Extended Forecast for
Fullerton CA
Overnight
Low: 53 °F
Clear
Wednesday
High: 82 °F
Sunny
Wednesday Night
Low: 56 °F
Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 52 °F
Mostly Clear
Friday
High: 79 °F
Sunny
Friday Night
Low: 54 °F
Mostly Clear
then Patchy
FogSaturday
High: 79 °F
Patchy Fog
then SunnySaturday Night
Low: 54 °F
Patchy Fog
Detailed Forecast
Overnight
Clear, with a low around 53. South wind around 5 mph.
Wednesday
Sunny, with a high near 82. East wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Clear, with a low around 56. Northeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 81. Northeast wind around 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52. Southeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 79.
Friday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 54.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79.
Saturday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 54.
Sunday
Patchy fog before 10am. Otherwise, sunny, with a high near 79.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 54.
M.L.King Day
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 75.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Fullerton CA
33.87°N 117.93°W (Elev. 184 ft)
33.87°N 117.93°W (Elev. 184 ft)
1:08 am PST Jan 14, 2026
3am PST Jan 14, 2026-6pm PST Jan 20, 2026
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