Yellowstone National Park in July
In July, Yellowstone National Park averages a high of 72°F and a low of 39°F, with 1.5 inches of precipitation (rain plus melted snow). About 979,000 people visit, the busiest month. Days are 15 hours 14 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 72° / 39°F
- Precipitation
- 1.5in
- Snow
- –in
- Daylight
- 15h 14m
- Visitors
- 979,000
- Crowds
- Very busy
July is one of the best months to visit: mild weather with very busy crowds.
Higher or lower in the park, expect a different picture: Gardiner, MT at 5,275 ft averages a July high of 87°F and a low of 53°F.
Weather 1991–2020 averages at Yellowstone Lake, WY, 4.3 miles from the park's center, 7,835 ft. Second station lower down: Gardiner, MT, 5,275 ft, 32.7 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in July
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| John D. Rockefeller, Jr., Memorial Parkway | 77° / 38° | Very busy | Mild |
| Grand Teton National Park | 77° / 42° | Very busy | Mild |
| Glacier National Park | 80° / 50° | Very busy | Hot |
| Mount Rushmore National Memorial | 79° / 59° | Very busy | Mild, wet |
| Wind Cave National Park | 85° / 57° | Very busy | Hot |
Closures, reservations and alerts: Yellowstone National Park on nps.gov
All twelve months at Yellowstone · National parks to visit in July