Senator Michele Hoitenga provided a list of Festivals & Events in northern Michigan and beyond. Click on this link to see the whole list for the summer.
https://www.senatormichelehoitenga.com/festivals
What to see and do in Michigan
https://www.onlyinyourstate.com/states/michigan
Farmers Markets
Cheboygan: at Festival Square Saturday 8:00 to 1:00
Rogers City: Friday 8:00 to 1:00
Alpena: at the Mich-e-ke-wis Park. Saturday 8:00 to 1:00 year round Wednesday 8:00 to 1:00 (July through September)
Atlanta: Saturday 10:00 to 3:00