Saturday
Mostly sunny
High:
88°F
Mostly sunny, with a high near 88. West wind 3 to 8 mph.
Decatur, IL Weather - Extended Forecast
Saturday Night
Mostly clear
Overnight low:
65°F
Mostly clear, with a low around 65. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny
High:
86°F
Mostly sunny, with a high near 86. Light and variable wind becoming north northwest 5 to 8 mph in the morning.
Sunday Night
Partly cloudy
Overnight low:
62°F
Partly cloudy, with a low around 62. East northeast wind 7 to 9 mph.
Monday
Mostly sunny
High:
88°F
Monday Night
Mostly clear
Overnight low:
68°F
Tuesday
Sunny
High:
90°F
Tuesday Night
Chance of showers
Overnight low:
64°F
Wednesday
Showers likely
High:
83°F
Wednesday Night
Chance of showers
Overnight low:
65°F
Thursday
Chance of showers
High:
80°F