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Fontana, California Weather:
Monday, January 5, 2026
Cloudy Weather
Day 68°
Night 46°
Precipitation 4 %
Wind 1 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 5, 2025)
Cloudy Weather

Day

73°

Night

46°

Wind

4 mph

UV Index

3

Precipitation

0 %