Current conditions at
FW0063 Fullerton CSU (F0063)
Lat: 33.8805°NLon: 117.88417°WElev: 243.01ft.NA
78°F
26°C
| Humidity | 68% |
| Wind Speed | SW 5 MPH |
| Barometer | 29.89 in (1012.19 mb) |
| Dewpoint | 67°F (19°C) |
| Visibility | NA |
| Heat Index | 80°F (27°C) |
| Last update | 30 Aug 07:23 PM PDT |
Extended Forecast for
Fullerton CA
Tonight
Low: 68 °F
Mostly Clear
Monday
High: 87 °F
Sunny
Monday Night
Low: 64 °F
Mostly Clear
Tuesday
High: 86 °F
Sunny
Tuesday Night
Low: 65 °F
Mostly Clear
Wednesday
High: 87 °F
Sunny
Wednesday Night
Low: 65 °F
Mostly Clear
Thursday
High: 88 °F
Sunny
Thursday Night
Low: 66 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 87. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 86. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 65. West wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 90.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 68.
Sunday
A slight chance of showers. Mostly sunny, with a high near 91.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Fullerton CA
33.89°N 117.94°W (Elev. 197 ft)
33.89°N 117.94°W (Elev. 197 ft)
12:07 pm PDT Aug 30, 2026
7pm PDT Aug 30, 2026-6pm PDT Sep 6, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
