Ontario, California Weather:
Saturday, July 25, 2026
Rainy Weather
Day 91°
Night 66°
Precipitation 55 %
Wind 5 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (July 25, 2025)
Cloudy Night

Day

82°

Night

57°

Wind

6 mph

Precipitation

0 %