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Ontario, California Weather:
Thursday, December 25, 2025
Cloudy Weather
Day 70°
Night 45°
Precipitation 18 %
Wind 1 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (December 25, 2024)
Cloudy Weather

Day

59°

Night

45°

Wind

6 mph

UV Index

3

Precipitation

40 %