Rancho Cucamonga, California Weather:
Tuesday, October 13, 2026
Sunny Weather
Day 82°
Night 61°
Precipitation 1 %
Wind 2 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (October 13, 2025)
Rainy Weather

Day

68°

Night

55°

Wind

10 mph

Precipitation

96 %