The Best National Parks to Visit in December — Ranked by Data
The best national parks to visit in December are Shenandoah, Channel Islands and Zion — ranked by a fixed formula over official NPS crowd data (2021–2025), NOAA weather normals and daylight, with seasonal closures counted against inaccessible parks.
Top 10 for December
| # | Park | Verdict | Score | Crowds vs peak | High/Low | Daylight |
|---|---|---|---|---|---|---|
| 1 | Shenandoah National Park | Shoulder | 72 | 11% | 47°F/28°F | 9.5h |
| 2 | Channel Islands National Park | Shoulder | 71 | 46% | 66°F/44°F | 9.9h |
| 3 | Zion National Park | Shoulder | 69 | 36% | 53°F/29°F | 9.6h |
| 4 | Gateway Arch National Park | Shoulder | 68 | 20% | 44°F/29°F | 9.5h |
| 5 | Saguaro National Park | Shoulder | 67 | 60% | 64°F/29°F | 10.1h |
| 6 | Big Bend National Park | Shoulder | 66 | 63% | 69°F/37°F | 10.3h |
| 7 | National Park of American Samoa | Best window | 66 | 17% | 88°F/78°F | 13h |
| 8 | Great Basin National Park | Shoulder | 65 | 7% | 40°F/20°F | 9.5h |
| 9 | Carlsbad Caverns National Park | Shoulder | 64 | 63% | 57°F/35°F | 10.1h |
| 10 | Everglades National Park | Best window | 64 | 72% | 80°F/59°F | 10.6h |
Score = 45% weather comfort (NOAA 1991–2020 normals) + 35% quietness (NPS visitation 2021–2025) + 20% daylight, with penalties where headline access is typically closed. Identical formula for every park. Methodology.
Think twice in December
At the other end of the ranking: Kobuk Valley (harsh conditions), Denali (harsh conditions), Yellowstone (harsh conditions), North Cascades (harsh conditions), Katmai (harsh conditions). Every park's page explains exactly why, with the underlying numbers.
Common questions about December
What is the best national park to visit in December?
Shenandoah National Park scores highest for December (72/100): crowds at 11% of its peak, average highs of 47°F and 9.5 hours of daylight. Channel Islands and Zion come next.
Which national parks are least crowded in December?
Compared with each park's own busiest month, the quietest in December are Badlands (4% of peak), Great Basin (7% of peak) and Mesa Verde (9% of peak). This leaves out parks in their harsh season or with main access typically closed.
Which national parks are warm in December?
The warmest by average high are American Samoa (88°F), Virgin Islands (85°F) and Everglades (80°F), from NOAA 1991–2020 normals at each park's nearest weather station.
Which national parks are best avoided in December?
Kobuk Valley (harsh conditions), Denali (harsh conditions), Yellowstone (harsh conditions), North Cascades (harsh conditions) and Katmai (harsh conditions) sit at the bottom of the December ranking. Each park's December page shows the numbers behind that.
How are the parks ranked?
Each park gets a score out of 100 for December: 45% weather comfort (NOAA 1991–2020 normals), 35% quietness (NPS visits, 2021–2025 average) and 20% daylight. Parks whose main access is typically closed lose points and are never marked as a best month. The same formula is used for every park.
All 63 parks in December
No parks match.
Last verified 2026-09-24
Plan your gear after choosing a park
Check the park's weather and trail conditions before choosing sizes or equipment. These options are starting points for comparison; none is required for every visit.
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Compare fit, weather protection and packed size with the conditions on your park page.