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Ontario, California Weather:
Sunday, March 1, 2026
Cloudy Weather
Day 64°
Night 46°
Precipitation 4 %
Wind 7 mph
Weather Forecast History
Last Year's Weather on This Day (March 1, 2025)
Cloudy Weather

Day

59°

Night

52°

Wind

7 mph

UV Index

3

Precipitation

25 %