Thursday
Sunny
High:
84°F
Mostly cloudy through mid morning, then becoming sunny, with a high near 84. North northwest wind 3 to 8 mph.
Decatur, IL Weather - Extended Forecast
Thursday Night
Mostly clear
Overnight low:
62°F
Mostly clear, with a low around 62. North wind around 6 mph becoming calm in the evening.
Friday
Sunny
High:
84°F
Sunny, with a high near 84. Calm wind becoming northeast around 6 mph in the afternoon.
Friday Night
Mostly clear
Overnight low:
60°F
Mostly clear, with a low around 60.
Saturday
Mostly sunny
High:
85°F
Saturday Night
Partly cloudy
Overnight low:
65°F
Sunday
Mostly sunny
High:
89°F
Sunday Night
Partly cloudy
Overnight low:
71°F
Monday
Mostly sunny
High:
90°F