Carlsbad Caverns in December: Crowds, Weather & What to Pack
Shoulder · VisitWhen score 64/100 · #9 of 12 months
December is a solid shoulder-season month to visit Carlsbad Caverns National Park: crowds run 63% of the July peak (32,095 average visits), days average 57°F with 10.1 hours of daylight. Computed from NPS and NOAA data.
Crowds in December
Carlsbad Caverns averages 32,095 recreation visits in December — 63% of what July, the peak month, draws. Trailheads and parking fill accordingly.
Weather & daylight
Days are cool (highs average 57°F), and mornings are chilly (lows average 35°F). It is typically dry (0.6″ of precipitation). Mid-month daylight runs 10.1 hours.
NOAA 1991–2020 monthly normals, station CARLSBAD CAVERNS, NM US (0 mi from park coordinates, 4,435 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of December.
What to pack for Carlsbad Caverns in December
Computed from the month's weather normals above — not a generic list.
- Warm mid-layer (fleece or light puffy) — mornings average 35°F
- Headlamp — only 10.1 hours of daylight in mid-December
- Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month
If your dates are flexible, consider shifting: The computed best months for Carlsbad Caverns are January and February.
Common questions
Is Carlsbad Caverns crowded in December?
Moderately: December runs 63% of the July peak, averaging 32,095 visits (NPS, 2021–2025).
What is the weather like in Carlsbad Caverns in December?
Average highs of 57°F, lows of 35°F, 0.6″ of precipitation (NOAA 1991–2020 normals, CARLSBAD CAVERNS, NM US station).
What should I pack for Carlsbad Caverns in December?
Warm mid-layer (fleece or light puffy); Headlamp; Sturdy broken-in footwear, navigation and a basic first-aid kit — the full weather-computed list is on this page.
See also: the best national parks to visit in December · Last verified 2026-07-16