Rialto, California Weather:
Thursday, June 4, 2026
Cloudy Weather
Day 79°
Night 54°
Precipitation 2 %
Wind 6 mph
Weather Forecast History
Last Year's Weather on This Day (June 4, 2025)
Cloudy Weather

Day

81°

Night

57°

Wind

7 mph

UV Index

12

Precipitation

4 %