Decatur, Illinois Weather:
Monday, November 9, 2026
Cloudy Weather
Day 54°
Night 39°
Precipitation 2 %
Wind 9 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (November 9, 2025)
Snowy Weather

Day

36°

Night

25°

Wind

18 mph

UV Index

1

Precipitation

93 %