Tuesday
Mostly sunny
High:
92°F
Mostly sunny, with a high near 92.
Fullerton, CA Weather - Extended Forecast
Tuesday Night
Mostly clear
Overnight low:
72°F
Mostly clear, with a low around 72.
Wednesday
Sunny
High:
95°F
Sunny, with a high near 95.
Wednesday Night
Mostly clear
Overnight low:
74°F
Mostly clear, with a low around 74.
Thursday
Sunny
High:
93°F
Thursday Night
Clear
Overnight low:
71°F
Friday
Sunny
High:
89°F
Friday Night
Mostly clear
Overnight low:
68°F
Saturday
Sunny
High:
87°F