John D. Rockefeller, Jr., Memorial Parkway in May
In May, John D. Rockefeller, Jr., Memorial Parkway averages a high of 56°F and a low of 28°F, with 2.8 inches of precipitation (rain plus melted snow) and 5.0 inches of snowfall. About 117,000 people visit, the 5th busiest of 12 (moderate). Days are 14 hours 44 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 56° / 28°F
- Precipitation
- 2.8in
- Snow
- 5.0in
- Daylight
- 14h 44m
- Visitors
- 117,000
- Crowds
- Moderate
May is one of the best months to visit: mild weather with moderate crowds.
Weather 1991–2020 averages at Snake Rvr, WY, 4.4 miles from the park's center, 6,882 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Grand Teton National Park | 56° / 31° | Moderate | Mild, wet |
| Yellowstone National Park | 51° / 26° | Moderate | Cool |
| Glacier National Park | 64° / 39° | Quiet | Mild, wet |
| Mount Rushmore National Memorial | 60° / 42° | Moderate | Mild, wet |
| Rocky Mountain National Park | 59° / 28° | Moderate | Mild, wet |
Closures, reservations and alerts: John D. Rockefeller, Jr., Memorial Parkway on nps.gov
All twelve months at John D. Rockefeller, Jr., Memorial Parkway · National parks to visit in May