Current conditions at
FW0063 Fullerton CSU (F0063)
Lat: 33.8805°NLon: 117.88417°WElev: 243.01ft.NA
77°F
25°C
| Humidity | 38% |
| Wind Speed | WNW 1 MPH |
| Barometer | 30.14 in (1020.66 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | NA |
| Heat Index | 78°F (26°C) |
| Last update | 02 Nov 02:23 PM PST |
Extended Forecast for
Fullerton CA
This Afternoon
High: 74 °F
Sunny
Tonight
Low: 55 °F
Mostly Clear
Tuesday
High: 75 °F
Sunny
Tuesday Night
Low: 55 °F
Mostly Clear
Wednesday
High: 76 °F
Sunny
Wednesday Night
Low: 56 °F
Mostly Clear
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 57 °F
Mostly Clear
Friday
High: 83 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 74. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 55. Calm wind becoming northeast around 5 mph after midnight.
Tuesday
Sunny, with a high near 75. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. South wind around 5 mph becoming east after midnight.
Wednesday
Sunny, with a high near 76. Northeast wind around 5 mph becoming calm.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny, with a high near 87.
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)
11:23 am PST Nov 2, 2026
2pm PST Nov 2, 2026-6pm PST Nov 8, 2026
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