Rialto, California Weather:
Tuesday, July 28, 2026
Sunny Weather
Day 97°
Night 70°
Precipitation 2 %
Wind 5 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (July 28, 2025)
Sunny Weather

Day

90°

Night

63°

Wind

7 mph

UV Index

11

Precipitation

0 %