Great Smoky Mountains in August: Crowds, Weather & What to Pack

Best window · VisitWhen score 62/100 · #2 of 12 months

August is one of the best months of the year to visit Great Smoky Mountains National Park: crowds run 76% of the October peak (1,220,408 average visits). Weather: highs average 72°F and lows 57°F, with 5.1″ of precipitation and 13.5 hours of daylight. Computed from NPS and NOAA data.

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Crowds in August

Great Smoky Mountains averages 1,220,408 recreation visits in August — 76% of what October, the peak month, draws. Trailheads and parking fill accordingly — book early and start days at dawn.

Weather & daylight

Days are mild (highs average 72°F), and nights stay mild (lows average 57°F). This is one of the wetter months (5.1″ of precipitation on average). Mid-month daylight runs 13.5 hours.

NOAA 1991–2020 monthly normals, station NEWFOUND GAP, TN US (0 mi from park coordinates, 5,040 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of August.

What to pack for Great Smoky Mountains in August

Computed from the month's weather normals above — not a generic list.

• Rain shell + pack cover — 5.1″ of precipitation is normal this month
• Waterproof boots — plus navigation and a basic first-aid kit — 5.1″ of rain is normal this month

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Also at their best in August

Other parks whose computed August verdict is a best window — same NPS × NOAA formula:

• Guadalupe Mountains in August — 28% of peak crowds, highs 84°F, score 80/100
• Lassen Volcanic in August — 56% of peak crowds, highs 78°F, score 77/100
• Bryce Canyon in August — 81% of peak crowds, highs 78°F, score 68/100
• Redwood in August — 85% of peak crowds, highs 66°F, score 67/100

Common questions

See also: the best national parks to visit in August · Last verified 2026-09-24