Rancho Cucamonga, California Weather:
Thursday, October 29, 2026
Cloudy Weather
Day 75°
Night 61°
Precipitation 11 %
Wind 4 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (October 29, 2025)
Night

Day

93°

Night

63°

Wind

6 mph

Precipitation

0 %