Wednesday
Mostly sunny
High:
85°F
Mostly sunny, with a high near 85. Calm wind becoming northwest around 6 mph in the afternoon.
Decatur, IL Weather - Extended Forecast
Wednesday Night
Mostly clear
Overnight low:
65°F
Mostly clear, with a low around 65. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny
High:
86°F
Sunny, with a high near 86. Light east wind.
Thursday Night
Mostly clear
Overnight low:
69°F
Mostly clear, with a low around 69.
Friday
Sunny
High:
90°F
Friday Night
Mostly clear
Overnight low:
71°F
Saturday
Sunny
High:
91°F
Saturday Night
Mostly clear
Overnight low:
73°F
Sunday
Mostly sunny
High:
92°F