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Rancho Cucamonga, California Weather:
Friday, March 27, 2026
Cloudy Weather
Day 70°
Night 45°
Precipitation 84 %
Wind 7 mph
Weather Forecast History
Last Year's Weather on This Day (March 27, 2025)
Cloudy Weather

Day

64°

Night

54°

Wind

8 mph

UV Index

6

Precipitation

3 %