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Rancho Cucamonga, California Weather:
Thursday, March 12, 2026
Cloudy Weather
Day 75°
Night 52°
Precipitation 100 %
Wind 9 mph
Weather Forecast History
Last Year's Weather on This Day (March 12, 2025)
Rainy Weather

Day

63°

Night

48°

Wind

9 mph

UV Index

2

Precipitation

97 %