Rancho Cucamonga, California Weather:
Wednesday, March 11, 2026
Rainy Weather
Day 66°
Night 45°
Precipitation 55 %
Wind 5 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (March 11, 2025)
Rainy Weather

Day

59°

Night

48°

Wind

8 mph

UV Index

1

Precipitation

97 %