Fullerton, California Weather:
Monday, November 23, 2026
Partly Sunny with Showers
Day 72°
Night 54°
Precipitation 81 %
Wind 2 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (November 23, 2025)
Cloudy Night

Day

70°

Night

50°

Wind

4 mph

Precipitation

1 %