Rancho Cucamonga, California Weather:
Saturday, May 17, 2025
Rainy WeatherRainy weather, precipitation in the form of water droplets falling from the sky.
Day 63°
Night 52°
Precipitation 72 %
Wind 6 mph
UV Index (0 - 11+) 3

Weather Forecast History

Last Year's Weather on This Day (May 17, 2024)

Day

72°

Night

55°