Acadia National Park in December
Acadia National Park · crowd + weather almanac
December crowd level
quietest stretch
about 14,000 visits in a
typical December
The 10th-busiest month of the year ·
median of 2016–2025 official NPS counts
December is the 10th-busiest month of the year at Acadia National Park: about 14,000 recreation visits in a typical December (0% of the year's traffic, and 2% of what the peak month, August, sees). This is the off-season — the park is at or near its quietest. Weather-wise, December days at the Acadia Np, ME station typically top out around 38°F with nights near 22°F, and about 5.7 inches of precipitation falls over the month.
- Typical December: 14,246 recreation visits (median 2016–2025); the range across those years ran 11,980 (2025) to 22,506 (2022).
- Busier than 2 of the other 11 months.
- 1991–2020 December normals at Acadia Np, ME: high 38°F, low 22°F, 5.66 in precipitation.
December weather (1991–2020 normals)
| Typical daytime high | 38°F |
|---|---|
| Typical overnight low | 22°F |
| Precipitation (monthly normal) | 5.66 in |
| Measured at | Acadia Np, ME (USC00170100), 2.5 mi from the park reference point, elev. 470 ft |
Every month at Acadia
| Month | Typical visits | Crowds | High / Low | Precip |
|---|---|---|---|---|
| January | 14,200 | quietest stretch | 32°F / 15°F | 4.5 in |
| February | 13,765 | quietest stretch | 35°F / 18°F | 3.8 in |
| March | 25,848 | quietest stretch | 42°F / 25°F | 4.9 in |
| April | 94,682 | quietest stretch | 53°F / 35°F | 5.2 in |
| May | 284,967 | moderate | 64°F / 45°F | 4.5 in |
| June | 532,849 | busy | 74°F / 54°F | 4.3 in |
| July | 763,560 | busiest stretch | 79°F / 60°F | 3.3 in |
| August | 770,757 | busiest stretch | 78°F / 60°F | 3.5 in |
| September | 623,389 | busy | 71°F / 53°F | 4.2 in |
| October | 514,620 | busy | 58°F / 43°F | 5.9 in |
| November | 67,496 | quietest stretch | 48°F / 33°F | 5.9 in |
| December | 14,246 | quietest stretch | 38°F / 22°F | 5.7 in |