Rancho Cucamonga, California Weather:
Monday, March 31, 2025
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 77°
Night 54°
Precipitation 20 %
Wind 4 mph
UV Index (0 - 11+) 8

Weather Forecast History

Last Year's Weather on This Day (March 31, 2024)

Day

55°

Night

48°