There's no better time to visit a Maine fair than August. Each offers something a little different, but all deliver the classic Maine fair experience with packed schedules, family-friendly activities, and plenty of reasons to spend the day. Here are three Maine state fairs that deserve a spot on your August calendar. Bangor State FairRunning from July 30 through August 8, the Bangor State Fair is one of Maine's biggest summer events. Skowhegan State FairTaking place August 13–22, the Skowhegan State Fair is the oldest continuously operating agricultural fair in the United States.