Rancho Cucamonga, California Weather:
Tuesday, July 7, 2026
Sunny Weather
Day 90°
Night 64°
Precipitation 1 %
Wind 5 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (July 7, 2025)
Sunny Weather

Day

93°

Night

63°

Wind

7 mph

UV Index

12

Precipitation

1 %