Best Time to Visit Missouri National Parks
Missouri has 7 National Park Service units that report visitation. Below, each is ranked by annual visits, with the month our data recommends for the best balance of light crowds, comfortable weather and daylight. Crowds peak in summer almost everywhere — the recommended months show where the quieter shoulder seasons fall.
| Park | Annual visits | Best time | Busiest | Quietest |
|---|---|---|---|---|
| Gateway ArchNational Park | 2,209,028 | October | Jul | Jan |
| OzarkNational Scenic Riverways | 1,116,835 | October | Jul | Jan |
| Wilson's CreekNational Battlefield | 370,558 | January | Aug | Jan |
| Ulysses S GrantNational Historic Site | 44,732 | January | Jul | Jan |
| George Washington CarverNational Monument | 39,081 | August | Apr | Jan |
| Harry S TrumanNational Historic Site | 19,296 | January | Jul | Jan |
| Ste. GenevièveNational Historical Park | 16,525 | October | Aug | Jan |