Prosser Wineries Christmas 2024. The prosser wine music festival spans 3 days and 20 wineries, offering free music all weekend. New year’s, easter, mother’s day, 4th.

Whether you are planning a visit to see one of the many yakima events, or looking for activities while you’re here, the following calendar of events will provide. Enjoy delicious wine, rocking tunes, and tasty treats in beautiful prosser, wa during this festival.