Grand Teton National Park in May
In May, Grand Teton National Park averages a high of 56°F and a low of 31°F, with 2.4 inches of precipitation (rain plus melted snow) and 2.9 inches of snowfall. About 310,000 people visit, the 5th busiest of 12 (moderate). Days are 14 hours 42 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 56° / 31°F
- Precipitation
- 2.4in
- Snow
- 2.9in
- Daylight
- 14h 42m
- Visitors
- 310,000
- Crowds
- Moderate
Best months for weather and crowds instead: June (very busy), August (very busy) and September (busy).
Weather 1991–2020 averages at Moran 5WNW, WY, 5.3 miles from the park's center, 6,805 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in May
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| John D. Rockefeller, Jr., Memorial Parkway | 56° / 28° | Moderate | Mild |
| Yellowstone National Park | 51° / 26° | Moderate | Cool |
| Rocky Mountain National Park | 59° / 28° | Moderate | Mild, wet |
| Arches National Park | 80° / 53° | Very busy | Hot |
| Mount Rushmore National Memorial | 60° / 42° | Moderate | Mild, wet |
Closures, reservations and alerts: Grand Teton National Park on nps.gov
All twelve months at Grand Teton · National parks to visit in May