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Naperville, Illinois Weather:
Saturday, September 20, 2025
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 70°
Night 50°
Precipitation 2 %
Wind 4 mph
UV Index (0 - 11+) 11

Weather Forecast History

Last Year's Weather on This Day (September 20, 2024)

Cloudy WeatherCloudy weather, overcast skies with clouds.

Day

91°

Night

59°

Wind

8 mph

UV Index

5

Precipitation

16