Black Canyon of the Gunnison National Park in August
In August, Black Canyon of the Gunnison National Park averages a high of 81°F and a low of 52°F, with 1.7 inches of precipitation (rain plus melted snow). About 40,000 people visit, the 4th busiest of 12 (busy). Days are 13 hours 40 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 81° / 52°F
- Precipitation
- 1.7in
- Snow
- –in
- Daylight
- 13h 40m
- Visitors
- 40,000
- Crowds
- Busy
Best months for weather and crowds instead: May (busy) and June (very busy).
Higher or lower in the park, expect a different picture: Montrose #2, CO at 5,789 ft averages a August high of 87°F and a low of 58°F.
Weather 1991–2020 averages at Black Canyon Of The Gunnison, CO, 3.5 miles from the park's center, 8,151 ft. Second station lower down: Montrose #2, CO, 5,789 ft, 9.8 miles. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in August
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Mesa Verde National Park | 84° / 57° | Busy | Hot |
| Arches National Park | 96° / 68° | Busy | Very hot |
| Canyonlands National Park | 92° / 61° | Moderate | Very hot |
| Great Sand Dunes National Park | 78° / 50° | Busy | Mild, wet |
| Rocky Mountain National Park | 73° / 38° | Very busy | Mild, wet |
Closures, reservations and alerts: Black Canyon of the Gunnison National Park on nps.gov
All twelve months at Black Canyon of the Gunnison · National parks to visit in August