What time is it in Decatur, Illinois?

Decatur is currently on daylight saving time. The next change is Sunday, November 1, 2026, when 2:00 am becomes 1:00 am local time.

Decatur sits at 39.86°N, 88.93°W. For sunrise and sunset there — which do depend on exactly where it is, unlike the clock — see sunrise and sunset in Decatur.

The clock says the same thing everywhere in Central Daylight Time, but the sun does not. Over Decatur it is highest at 12:47 pm today — 47 minutes after clock noon.

At 88.9°W, Decatur sits well toward the western edge of its zone, which is why the sun stays up later here than the clock suggests. Daylight saving adds another hour on top until the clocks change.

Today runs 12 hours 2 minutes in Decatur, and the day is getting shorter by 3 minutes a day. Across the year it swings 5 hours 40 minutes, from 15 hours at the June solstice down to 9 hours 20 minutes in December.

At 39.9°N that puts Decatur between Kailua at 2 hours 22 minutes and Fairbanks at 18 hours 9 minutes.