Rancho Cucamonga, California Weather:
Friday, June 26, 2026
Sunny Weather
Day 91°
Night 64°
Precipitation 0 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (June 26, 2025)
Sunny Weather

Day

90°

Night

59°

Wind

8 mph

UV Index

12

Precipitation

25 %