Guadalupe Mountains in December: Crowds, Weather & What to Pack
Shoulder · VisitWhen score 61/100 · #11 of 12 months
December is a solid shoulder-season month to visit Guadalupe Mountains National Park: crowds run 67% of the March peak (23,616 average visits), days average 54°F with 10.1 hours of daylight. Computed from NPS and NOAA data.
Crowds in December
Guadalupe Mountains averages 23,616 recreation visits in December — 67% of what March, the peak month, draws. Trailheads and parking fill accordingly.
Weather & daylight
Days are cool (highs average 54°F), and mornings are chilly (lows average 33°F). It is typically dry (0.8″ of precipitation). Mid-month daylight runs 10.1 hours.
NOAA 1991–2020 monthly normals, station PINE SPRINGS, TX US (4 mi from park coordinates, 5,591 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of December.
What to pack for Guadalupe Mountains in December
Computed from the month's weather normals above — not a generic list.
- Warm mid-layer (fleece or light puffy) — mornings average 33°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
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If your dates are flexible, consider shifting: The computed best months for Guadalupe Mountains are May and August.
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 Guadalupe Mountains crowded in December?
Moderately: December runs 67% of the March peak, averaging 23,616 visits (NPS, 2021–2025).
What is the weather like in Guadalupe Mountains in December?
Average highs of 54°F, lows of 33°F, 0.8″ of precipitation (NOAA 1991–2020 normals, PINE SPRINGS, TX US station).
What should I pack for Guadalupe Mountains 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 2026-09-12