Decatur Days festival coming back after 15 years Updated: Monday, July 28, 2014 DECATUR, Mich. (NEWSCHANNEL 3) – For the first time in fifteen years the Decatur Days festival is back. It’s a one day festival and will take place this Saturday, August 2nd, in Decatur. The annual VFW Car Show will run from 8:00 am until 4:00. There will also be a children’s carnival from 11:00 am until 2:00. The day will end with live music on North Phelps Street from 4:30 pm until 11:00.