Monday
Chance of thunderstorms
High:
86°F
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. North wind around 6 mph.
Decatur, IL Weather - Extended Forecast
Monday Night
Partly cloudy
Overnight low:
68°F
Partly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny
High:
89°F
Mostly sunny, with a high near 89. Light and variable wind.
Tuesday Night
Mostly cloudy
Overnight low:
70°F
Mostly cloudy, with a low around 70. Light and variable wind.
Wednesday
Partly sunny
High:
87°F
Wednesday Night
Mostly cloudy
Overnight low:
69°F
Thursday
Partly sunny
High:
88°F
Thursday Night
Partly cloudy
Overnight low:
69°F
Friday
Mostly sunny
High:
88°F
Friday Night
Chance of thunderstorms
Overnight low:
70°F
Saturday
Chance of showers
High:
85°F