Acadia National Park in December
In December, Acadia National Park averages a high of 38°F and a low of 22°F, with 5.7 inches of precipitation (rain plus melted snow). About 14,000 people visit, the 11th busiest of 12 (few or no visits). Days are 8 hours 52 minutes long.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
- High / low
- 38° / 22°F
- Precipitation
- 5.7in
- Snow
- –in
- Daylight
- 8h 52m
- Visitors
- 14,000
- Crowds
- Few or no visits
Best months for weather and crowds instead: June (busy), July (very busy) and September (very busy).
Few or no visitors in December: fewer than 3% of the busiest month's visits. Roads, ferries or the whole park may be closed; check Acadia National Park on nps.gov before you plan.
Weather 1991–2020 averages at Acadia NP, ME, 2.6 miles from the park's center, 470 ft. Visitors National Park Service recreation visits, average of 2023–2025. Updated .
Other parks in December
| Park | High / low °F | Crowds | Weather |
|---|---|---|---|
| Cape Cod National Seashore | 44° / 31° | Quiet | Cool |
| Boston National Historical Park | 42° / 29° | Quiet | Cool |
| Stonewall National Monument | 44° / 34° | Few or no visits | Cool |
| Gateway National Recreation Area | 45° / 32° | Moderate | Cool |
| Castle Clinton National Monument | 44° / 34° | Busy | Cool |
Closures, reservations and alerts: Acadia National Park on nps.gov
All twelve months at Acadia · National parks to visit in December