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). Weather: highs average 54°F and lows 33°F, with 0.8″ of precipitation and 10.1 hours of daylight. Computed from NPS and NOAA data.

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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 (compare other options)
• 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

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