Tuesday
Sunny
High:
38°F
Sunny, with a high near 38. South southwest wind 6 to 10 mph, with gusts as high as 16 mph.
Decatur, IL Weather - Extended Forecast
Tuesday Night
Mostly cloudy
Overnight low:
30°F
Mostly cloudy, with a low around 30. South southwest wind 6 to 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny
High:
40°F
Mostly sunny, with a high near 40. West southwest wind 6 to 9 mph becoming southeast in the afternoon.
Wednesday Night
Mostly cloudy
Overnight low:
34°F
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 34.
Thursday
Rain Likely
High:
51°F
Thursday Night
Partly cloudy
Overnight low:
18°F
Friday
Mostly sunny
High:
35°F
Friday Night
Mostly cloudy
Overnight low:
28°F
Saturday
Partly sunny
High:
48°F