Dairy Queen locations typically open between 10:00 AM and 11:00 AM and close between 9:00 PM and 11:00 PM. Many stores close around 10:00 PM or 11:00 PM, with some locations extending hours later on weekends or in busy urban areas. The exact closing time can vary by location, day of the week, and seasonal factors, so checking your local Dairy Queen's hours directly is recommended for the most accurate info.