Rialto, California Weather:
Friday, July 17, 2026
Cloudy Weather
Day 95°
Night 68°
Precipitation 2 %
Wind 8 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (July 17, 2025)
Cloudy Weather

Day

93°

Night

64°

Wind

7 mph

UV Index

12

Precipitation

4 %