Monday
Cloudy
High:
27°F
A 40 percent chance of snow after noon. Cloudy, with a high near 27. Light and variable wind.
Decatur, IL Weather - Extended Forecast
Monday Night
Snow likely
Overnight low:
17°F
Snow likely, mainly before midnight. Cloudy, with a low around 17. Light and variable wind. Chance of precipitation is 70%.
Tuesday
Partly sunny
High:
24°F
Partly sunny, with a high near 24.
Tuesday Night
Mostly cloudy
Overnight low:
14°F
Mostly cloudy, with a low around 14.
Wednesday
Partly sunny
High:
31°F
Wednesday Night
Mostly cloudy
Overnight low:
9°F
Thursday
Mostly sunny
High:
20°F
Thursday Night
Mostly cloudy
Overnight low:
8°F
Friday
Mostly cloudy
High:
31°F