Rancho Cucamonga, California Weather:
Thursday, December 3, 2026
Cloudy Weather
Day 64°
Night 48°
Precipitation 1 %
Wind 17 mph
Weather Forecast History
Last Year's Weather on This Day (December 3, 2025)
Cloudy Night

Day

64°

Night

46°

Wind

18 mph

Precipitation

1 %