Rancho Cucamonga, California Weather:
Friday, May 8, 2026
Sunny Weather
Day 75°
Night 54°
Precipitation 0 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (May 8, 2025)
Sunny Weather

Day

84°

Night

63°

Wind

6 mph

UV Index

11

Precipitation

0 %