Current conditions at
FW0063 Fullerton CSU (F0063)
Lat: 33.8805°NLon: 117.88417°WElev: 243.01ft.NA
67°F
19°C
| Humidity | 59% |
| Wind Speed | NW 1 MPH |
| Barometer | 30.07 in (1018.29 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | NA |
| Last update | 13 Oct 10:23 AM PDT |
Extended Forecast for
Fullerton CA
Today

High: 74 °F
Sunny
Tonight

Low: 57 °F
Clear
Wednesday

High: 82 °F
Sunny
Wednesday Night

Low: 62 °F
Clear
Thursday

High: 90 °F
Sunny
Thursday Night

Low: 67 °F
Clear
Friday

High: 95 °F
Sunny
Friday Night

Low: 70 °F
Mostly Clear
Saturday

High: 91 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Clear, with a low around 57. Southwest wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 62. Light and variable wind becoming northeast 5 to 10 mph after midnight.
Thursday
Sunny, with a high near 90. Northeast wind 5 to 10 mph becoming light north in the morning.
Thursday Night
Clear, with a low around 67.
Friday
Sunny, with a high near 95.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny, with a high near 91.
Saturday Night
Clear, with a low around 68.
Sunday
Sunny, with a high near 89.
Sunday Night
Clear, with a low around 67.
Monday
Sunny, with a high near 85.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Fullerton CA
33.87°N 117.93°W (Elev. 184 ft)
33.87°N 117.93°W (Elev. 184 ft)
12:38 am PDT Oct 13, 2026
10am PDT Oct 13, 2026-6pm PDT Oct 19, 2026


