Rialto, California Weather:
Monday, August 10, 2026
Cloudy Weather
Day 99°
Night 70°
Precipitation 1 %
Wind 8 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (August 10, 2025)
Night

Day

95°

Night

70°

Wind

5 mph

Precipitation

0 %