Ontario, California Weather:
Sunday, November 8, 2026
Cloudy Weather
Day 72°
Night 45°
Precipitation 20 %
Wind 4 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (November 8, 2025)
Night

Day

84°

Night

57°

Wind

6 mph

Precipitation

0 %