Sunday
Clouds clearing
High:
89°F
Mostly cloudy, then gradually becoming sunny, with a high near 89. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.
Decatur, IL Weather - Extended Forecast
Sunday Night
Mostly clear
Overnight low:
73°F
Mostly clear, with a low around 73. South southeast wind 7 to 10 mph, with gusts as high as 17 mph.
Monday
Sunny
High:
92°F
Sunny, with a high near 92. South wind 7 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear
Overnight low:
75°F
Mostly clear, with a low around 75.
Tuesday
Sunny
High:
94°F
Tuesday Night
Clear
Overnight low:
75°F
Wednesday
Hot
High:
95°F
Wednesday Night
Mostly clear
Overnight low:
75°F
Thursday
Hot
High:
95°F