Best Time to Visit Acadia National Park
USA
☀️
May to June
Best Months
🌧️
January
Avoid
👥
May–Jun
Peak Season
🧭
Camping, hiking and RV road trips
Ideal For
Acadia National Park climate month by month
Jan
24°
5.0"
Feb
23°
3.5"
Mar
30°
4.1"
Apr
39°
4.4"
May
48°
3.2"
Jun
56°
4.3"
Jul
62°
6.2"
Aug
62°
5.2"
Sep
58°
7.0"
Oct
50°
5.9"
Nov
38°
3.7"
Dec
30°
5.3"
Top number = average temperature (°F), bar = average monthly rainfall (inches). Toggle units above.
🌍 When to go to Acadia National Park
Based on recent climate averages (2021–2023, Open-Meteo), Acadia National Park is warmest in August (around 17°C / 62°F) and coldest in February (around -5°C / 23°F). Rain is heaviest in September (about 178 mm) and lightest in May (about 81 mm). For comfortable camping and RV travel, aim for May to June.
Data source & date
- Climate values: Open-Meteo (ERA5 reanalysis archive), 2021–2023 daily averages — open-meteo.com ↗
- Retrieved and frozen: 2026-07-20 (values are static, not live-fetched)
- Monthly means are long-run averages, not a forecast — actual weather varies year to year. Season labels are derived from these values; travel advice is editorial.
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