Acadia National Park in May
Acadia National Park · crowd + weather almanac
May crowd level
moderate
about 285,000 visits in a
typical May
The 6th-busiest month of the year ·
median of 2016–2025 official NPS counts
May is the 6th-busiest month of the year at Acadia National Park: about 285,000 recreation visits in a typical May (8% of the year's traffic, and 37% of what the peak month, August, sees). Crowds are middling — noticeably lighter than peak season. Weather-wise, May days at the Acadia Np, ME station typically top out around 64°F with nights near 45°F, and about 4.5 inches of precipitation falls over the month.
- Typical May: 284,967 recreation visits (median 2016–2025); the range across those years ran 103,120 (2020) to 340,425 (2023).
- Busier than 6 of the other 11 months.
- 1991–2020 May normals at Acadia Np, ME: high 64°F, low 45°F, 4.50 in precipitation.
May weather (1991–2020 normals)
| Typical daytime high | 64°F |
|---|---|
| Typical overnight low | 45°F |
| Precipitation (monthly normal) | 4.50 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 |