Big Bend in December: Crowds, Weather & What to Pack

Shoulder · VisitWhen score 66/100 · #6 of 12 months

December is a solid shoulder-season month to visit Big Bend National Park: crowds run 63% of the March peak (58,354 average visits). Weather: highs average 69°F and lows 37°F, with 0.3″ of precipitation and 10.3 hours of daylight. Computed from NPS and NOAA data.

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Crowds in December

Big Bend averages 58,354 recreation visits in December — 63% of what March, the peak month, draws. That crowd level sets the tone for parking, permits and lodging.

Weather & daylight

Days are pleasant (highs average 69°F), and mornings are chilly (lows average 37°F). It is typically dry (0.3″ of precipitation). Mid-month daylight runs 10.3 hours.

NOAA 1991–2020 monthly normals, station CASTOLON, TX US (18 mi from park coordinates, 2,169 ft elevation) — conditions vary inside the park, especially with elevation. Big Bend is scored on its desert floor (Castolon, 2,169 ft), where most of the park and the river sights are; the Chisos Basin (5,300 ft) runs 10–17°F cooler. Daylight computed for the 15th of December.

What to pack for Big Bend in December

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

• Warm mid-layer (fleece or light puffy) — mornings average 37°F
• Headlamp — only 10.3 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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Want quieter or kinder conditions? The computed best months for Big Bend are January and February.

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