Best Time to Visit Acadia National Park
Best time to visit Acadia National Park: June, July and August. Month-by-month temperature, rainfall and crowd guidance.
Best time to visit Acadia National Park
Go in June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, March and December - expect the least comfortable mix of heat, cold or rain.
Climate in Acadia National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 26° | 14° | 3,3 in | ★★☆☆☆ |
| February | 29° | 14° | 2,2 in | ★★☆☆☆ |
| March | 37° | 25° | 6,5 in | ★☆☆☆☆ |
| April | 45° | 32° | 5,2 in | ★★☆☆☆ |
| May | 54° | 42° | 4,7 in | ★★★☆☆ |
| June | 64° | 51° | 2,7 in | ★★★★☆ |
| July | 69° | 57° | 1,9 in | ★★★★★ |
| August | 68° | 56° | 2,7 in | ★★★★☆ |
| September | 64° | 52° | 3,7 in | ★★★★☆ |
| October | 54° | 43° | 4,0 in | ★★★☆☆ |
| November | 42° | 31° | 3,4 in | ★★☆☆☆ |
| December | 33° | 20° | 5,0 in | ★☆☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
How Acadia National Park compares with nearby places
Annual averages, and the difference against Acadia National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Bar Harbor | 5 mi | 47°F | +36°F warmer | 47 in |
| Baxter State Park | 113 mi | 28°F | 47°F cooler | 54 in |
| Mount Washington | 150 mi | 27°F | 48°F cooler | 55 in |
| Franconia Notch State Park | 169 mi | 43°F | about the same | 49 in |
| New Brunswick | 177 mi | 43°F | about the same | 45 in |
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid January, March and December - historically the least comfortable months here.
Summary
Acadia National Park is a national park in Maine. Acadia National Park is a US national park known for granite coast, Cadillac Mountain sunrises.
Right now it is 58°F (15°C) in Acadia National Park with drizzle. It feels like 58°F. Today runs from 47°F to 66°F. Chance of precipitation is 99%. Sightseeing conditions score 4.7/10 - marginal.
The best time to visit Acadia National Park is June, July and August. The climate is subarctic. January, March and December tend to be the least comfortable months. July is the warmest month with average highs near 69°F, while January is the coldest with lows near 14°F.
The closest major airport is Boston Logan International Airport (BOS), about 194 mi away. Nearby highlights include Baxter State Park, Mount Washington, Franconia Notch State Park and Cape Cod National Seashore.
In plain terms. Today is slightly warmer than average for September. The forecast high of 66°F is 2.9°F above the 64°F typical for this month. The best window to be outside is roughly 1 PM to 4 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Acadia National Park today at 9.4/10. Visibility is down to 0,1 mi - use low beams and leave extra following distance. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Acadia National Park right now
Source: Open-Meteo. Updated 1:02 PM, Sep 18 local time.
Weekend outlook
☁️ 54° / 40°
Overcast · 0% rain · wind 10 mph
☁️ 55° / 41°
Overcast · 18% rain · wind 13 mph
Things to do in Acadia National Park
Attractions, parks and landmarks in and around Acadia National Park.
Quick facts about Acadia National Park
| Type | National park |
|---|---|
| State | Maine |
| Country | United States |
| Continent | North America |
| Coordinates | 44°20′19″N 68°16′23.9″W (44.3386, -68.2733) |
| Established | 1919 |
| Known for | granite coast, Cadillac Mountain sunrises |
| Local time | 1:02 PM (UTC-04:00) |
| Best months | June, July and August |
| Climate | Subarctic |
Explore Acadia National Park
Every topic we hold for this place, and the same topic for the places around it.
Best Time to Visit for related places
Frequently asked questions
Where is Acadia National Park?
Acadia National Park is a national park in Maine. Its coordinates are 44.3386, -68.2733. It lies in North America.
What is the weather like in Acadia National Park right now?
It is currently 58°F (15°C) with drizzle. Humidity is 97% and wind is 6 mph.
When is the best time to visit Acadia National Park?
June, July and August offer the most comfortable conditions in Acadia National Park, which has a subarctic climate. January, March and December are usually the hardest months for outdoor plans.
What time zone is Acadia National Park in?
Acadia National Park observes America/New_York (UTC-04:00). The local time is 1:02 PM.
What is the nearest airport to Acadia National Park?
The closest airports are Boston Logan International Airport (BOS), 194 mi away and Montreal-Trudeau International Airport (YUL), 279 mi away.
What are the top things to do in Acadia National Park?
Popular options include Baxter State Park, Mount Washington, Franconia Notch State Park, Cape Cod National Seashore, St. Lawrence River and Nantucket.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated September 18, 2026 at 1:02 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
