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Fullerton, California Weather:
Tuesday, January 27, 2026
Sunny Weather
Day 64°
Night 43°
Precipitation 1 %
Wind 14 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 27, 2025)
Cloudy Weather

Day

59°

Night

43°

Wind

4 mph

UV Index

3

Precipitation

25 %