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Ontario, California Weather:
Wednesday, January 14, 2026
Sunny Weather
Day 68°
Night 41°
Precipitation 10 %
Wind 5 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 14, 2025)
Windy Weather

Day

68°

Night

43°

Wind

15 mph

UV Index

3

Precipitation

0 %