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Naperville, Illinois Weather:
Saturday, January 3, 2026
Cloudy Weather
Day 32°
Night 19°
Precipitation 2 %
Wind 5 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (January 3, 2025)
Cloudy Weather

Day

23°

Night

10°

Wind

15 mph

UV Index

2

Precipitation

1 %