Rancho Cucamonga, California Weather:
Thursday, April 16, 2026
Cloudy Weather
Day 79°
Night 59°
Precipitation 1 %
Wind 5 mph
UV Index (0 - 11+) 9
Weather Forecast History
Last Year's Weather on This Day (April 16, 2025)
Cloudy Weather

Day

63°

Night

50°

Wind

8 mph

UV Index

4

Precipitation

25 %