Grand Teton · August
Grand Teton in August
August is the busiest time to visit Grand Teton — about as busy as July, busier than September.
Crowd score
How busy it gets
The park's busiest time. Reservations, early starts, and patience recommended.
About 94% of this park's busiest month.
Source: NPS Visitor Use Statistics, 2023–2025
Data: NPS visitation 2023–2025 · crowd scores computed Jul 2026 · alerts checked Jul 10, 2026. How this is calculated →
Computed from federal data · Methodology by Sharon Ben-Moshe
Visitation
Typical August visits vs. the year
Typical monthly recreation visits, averaged over the most recent three full years.
Source: NPS Visitor Use Statistics, 2023–2025
Weather
August weather
- Avg high
- 76°F
- Avg low
- 40°F
- Precipitation
- 1.3"
- Sunrise
- 5:27 AM
- Sunset
- 7:26 PM
- Daylight
- 14h
Source: NOAA 1991–2020 climate normals, MORAN 5WNW, WY US
What's open
Grand Teton in August: access
Visitors may enter the park at any time, but visitor services and motor vehicle access vary throughout the year.
Seasonal closures may apply:
- Park Closure
Death Canyon Trailhead Construction Closure
Death Canyon Road and Trailhead are closed to all use. Start hikes at alternative trailheads such as Granite Canyon, LSR Preserve, and Taggart Lake.
Details on nps.gov →
Source: NPS Data API
Conditions
Current alerts
- Park Closure
Death Canyon Trailhead Construction Closure
Death Canyon Road and Trailhead are closed to all use. Start hikes at alternative trailheads such as Granite Canyon, LSR Preserve, and Taggart Lake.
Details on nps.gov → - Caution
Construction in the South End of the Park
Construction projects underway. Moose-Wilson Road open between Granite Entrance and Moose June 19 - Sept. 7. Expect delays of 45 minutes or longer. Death Canyon Road and Trailhead closed. Taggart Trail detour in place.
Details on nps.gov → - Caution
Measles case in Teton County confirmed by Wyoming Department of Health
The Wyoming Department of Health (WDH) has confirmed a case of measles in an unvaccinated adult from Teton County. Visitors and residents may have been exposed at several locations in Teton County, including the Colter Bay area in Grand Teton National Park. View exposure locations and guidance from the Wyoming Department of Health.
Details on nps.gov →
Source: NPS Data API
Context
Grand Teton crowds across the year
Alternatives
Quieter nearby in August
FAQ
Grand Teton in August
How busy is Grand Teton in August?
August rates 10/10 for crowds (Peak) at Grand Teton National Park — about 94% of its busiest month. Typical recreation visits: 706,635.
What is the weather like at Grand Teton in August?
In August, Grand Teton averages a high of 76°F and a low of 40°F, with about 1.3 inches of precipitation.