Mount Rushmore National Memorial in May
In May, Mount Rushmore National Memorial averages a high of 60°F and a low of 42°F, with 4.8 inches of precipitation (rain plus melted snow) and 1.5 inches of snowfall. About 183,000 people visit, the 5th busiest of 12 (moderate). Days are 14 hours 43 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 60° / 42°F
- Precipitation
- 4.8in
- Snow
- 1.5in
- Daylight
- 14h 43m
- Visitors
- 183,000
- Crowds
- Moderate
Best months for weather and crowds instead: September (moderate).
Higher or lower in the park, expect a different picture: Rapid City Rgnl AP, SD at 3,160 ft averages a May high of 67°F and a low of 42°F.
Weather 1991–2020 averages at Mt Rushmore Nmem, SD, 0.3 miles from the park's center, 5,311 ft. Second station lower down: Rapid City Rgnl AP, SD, 3,160 ft, 22.9 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Wind Cave National Park | 66° / 41° | Busy | Mild, wet |
| Badlands National Park | 70° / 44° | Moderate | Mild, wet |
| Theodore Roosevelt National Park | 67° / 41° | Moderate | Mild, wet |
| Rocky Mountain National Park | 59° / 28° | Moderate | Mild, wet |
| Yellowstone National Park | 51° / 26° | Moderate | Cool |
Closures, reservations and alerts: Mount Rushmore National Memorial on nps.gov
All twelve months at Mount Rushmore National Memorial · National parks to visit in May