Current conditions at
FW0063 Fullerton CSU (F0063)
Lat: 33.8805°NLon: 117.88417°WElev: 247.0ft.NA
60°F
16°C
| Humidity | 88% |
| Wind Speed | N 9 MPH |
| Barometer | 29.91 in (1012.87 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | NA |
| Last update | 17 Nov 05:53 PM PST |
Extended Forecast for
Fullerton CA
Tonight
Low: 51 °F
Heavy Rain
then Chance
ShowersTuesday
High: 62 °F
Chance
ShowersTuesday Night
Low: 48 °F
Slight Chance
Showers then
Partly CloudyWednesday
High: 63 °F
Sunny
Wednesday Night
Low: 49 °F
Increasing
CloudsThursday
High: 61 °F
Chance
ShowersThursday Night
Low: 51 °F
Showers
LikelyFriday
High: 63 °F
Chance
ShowersFriday Night
Low: 51 °F
Slight Chance
Showers
Detailed Forecast
Tonight
Showers, with thunderstorms also possible after 10pm. Some of the storms could produce heavy rainfall. Low around 51. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms, mainly between 10am and 4pm. Mostly sunny, with a high near 62. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 48. Calm wind becoming northeast around 5 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 49. West wind around 5 mph becoming calm.
Thursday
A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Thursday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 63.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 68.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
1:10 pm PST Nov 17, 2025
6pm PST Nov 17, 2025-6pm PST Nov 24, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
