Fullerton, California Weather:
Monday, April 13, 2026
Cloudy Weather
Day 73°
Night 61°
Precipitation 3 %
Wind 5 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (April 13, 2025)
Cloudy Weather

Day

72°

Night

54°

Wind

6 mph

UV Index

8

Precipitation

0 %