Rancho Cucamonga, California Weather:
Friday, May 29, 2026
Sunny Weather
Day 82°
Night 57°
Precipitation 1 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (May 29, 2025)
Cloudy Weather

Day

79°

Night

64°

Wind

7 mph

UV Index

12

Precipitation

0 %