Summer Hours (April 15 - Sept 15 *2026* ) Dinosaur Museum is OPEN Every Day During the Summer ... 7 Days a Week... 9:00 am - 7:00 pm
Spring Hours
(These dates may vary until Memorial Day Weekend) Fri/Sat/Sun: 10 am - 5:00 pm *Last Ticket Sold at 4:30 pm Mon, Tues, Wed, Thurs: CLOSED (Hrs will be increased for Spring Break Season)
Fall Hours
(Aug 15 - Sept 15 Hours vary depending on traffic & weather) Fri/Sat/Sun: 10:00 am - 5:00 pm (*Last ticket sold at 4:30 pm in the Fall) Open Fri, Sat, Sun (Closed Mon - Thurs) but hours may change after Sturgis Rally
*Beginning December 16th Dinosaur Museum will temporarily close until Early-March of 2024
