Fullerton, California Weather:
Wednesday, October 28, 2026
Cloudy Weather
Day 79°
Night 61°
Precipitation 12 %
Wind 4 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (October 28, 2025)
Night

Day

91°

Night

61°

Wind

6 mph

Precipitation

0 %