Rancho Cucamonga, California Weather:
Saturday, February 28, 2026
Cloudy Weather
Day 81°
Night 55°
Precipitation 5 %
Wind 4 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (February 28, 2025)
Cloudy Weather

Day

77°

Night

52°

Wind

6 mph

UV Index

4

Precipitation

0 %