Great Smoky Mountains in December: Crowds, Weather & What to Pack
Shoulder · VisitWhen score 44/100 · #12 of 12 months
December is a solid shoulder-season month to visit Great Smoky Mountains National Park: crowds run 47% of the October peak (753,631 average visits), days average 43°F with 9.8 hours of daylight. Computed from NPS and NOAA data.
Crowds in December
Great Smoky Mountains averages 753,631 recreation visits in December — 47% of what October, the peak month, draws — the third-quietest month of the year. Plan lodging and entries with that in mind.
Weather & daylight
Expect cold conditions (highs average 43°F), and nights drop below freezing (lows average 27°F). This is one of the wetter months (7.0″ of precipitation on average). Mid-month daylight runs 9.8 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 December.
What to pack for Great Smoky Mountains in December
Computed from the month's weather normals above — not a generic list.
- Insulated jacket, beanie and gloves — nights average 27°F, below freezing
- Rain shell + pack cover — 7.0″ of precipitation is normal this month
- Headlamp — only 9.8 hours of daylight in mid-December
- Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month
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Looking for a better window? The computed best months for Great Smoky Mountains are April and May.
Also at their best in December
Other parks whose computed December verdict is a best window — same NPS × NOAA formula:
- American Samoa in December — 17% of peak crowds, highs 88°F, score 66/100
- Everglades in December — 72% of peak crowds, highs 80°F, score 64/100
- Biscayne in December — 77% of peak crowds, highs 80°F, score 62/100
Common questions
Is Great Smoky Mountains crowded in December?
Moderately: December runs 47% of the October peak, averaging 753,631 visits (NPS, 2021–2025).
What is the weather like in Great Smoky Mountains in December?
Average highs of 43°F, lows of 27°F, 7.0″ of precipitation (NOAA 1991–2020 normals, NEWFOUND GAP, TN US station).
What should I pack for Great Smoky Mountains in December?
Insulated jacket, beanie and gloves; Rain shell + pack cover; Headlamp — the full weather-computed list is on this page.
See also: the best national parks to visit in December · Last verified 2026-09-12