Fullerton, California Weather:
Saturday, April 25, 2026
Sunny Weather
Day 73°
Night 55°
Precipitation 40 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (April 25, 2025)
Cloudy Weather

Day

64°

Night

50°

Wind

12 mph

UV Index

5

Precipitation

25 %