North Dakota
National parks in North Dakota
North Dakota has 1 national park in this guide. The best months below balance mild weather and crowds.
| Park | Best months | Busiest | July high / January low °F | Visitors a year |
|---|---|---|---|---|
| Theodore Roosevelt National Park | Oct | Jul | 86° / 3° | 737,000 |
North Dakota parks by month
| Month | Visitors, all 1 sites | Sites with mild weather |
|---|---|---|
| January | 1,700 | none |
| February | 2,200 | none |
| March | 8,300 | none |
| April | 12,000 | none |
| May | 74,000 | none |
| June | 138,000 | none |
| July | 159,000 | none |
| August | 151,000 | none |
| September | 119,000 | none |
| October | 55,000 | Theodore Roosevelt |
| November | 15,000 | none |
| December | 2,100 | none |
Weather 1991–2020 NOAA normals at each park's nearest station. Visitors National Park Service recreation visits, 2023–2025 average. Mild means an average high of 55–80°F without above-normal rain.