Milwaukee Summer Festival 2025 Dates. All performers and showtimes are subject to change summerfest general admission tickets start at $28. Summerfest 2025 dates have been announced, and the festival will start from june 20, 2025 and will end on july 06, 2025.

After yet another year of unforgettable performances across three weekends in milwaukee, wisconsin, organizers of summerfest have announced that they’ll be setting up. Updated august 27, 2025 at 07:23 am et.