Climate guide for Bar Harbor, United States

Bar Harbor in September

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

September · United States

Best time to visit Bar Harbor in SeptemberWeather, crowds & prices

September score

7.9/10

Ranked #6 of 12 months

Full year for Bar Harbor
Avg temp
20°C
Rainfall
90 mm
Humidity
54%
Sunny days
19
Crowd Density
Moderate Crowds
Average Expenses
$$ · Moderate Cost ($$)

September in Bar Harbor scores 7.9/10 for nature and wildlife travel - an above-average month (#6 of 12). Expect around 20°C, 90 mm of rain, and roughly 19 sunny days this month.

Coastal Maine village serving as the primary gateway to Acadia National Park and lobster dining.

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Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Bar Harbor in September?
In September, Bar Harbor averages 20°C, 90 mm of rain, and about 19 sunny days. Its climate-comfort score is 7.9/10.
Is September a good time to visit Bar Harbor?
September earns a 7.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Bar Harbor in September?
Expect about 90 mm of rain in September. Average humidity is 54% and there are about 19 sunny days.

Curated in Bar Harbor

Tickets & experiences

Things to do in Bar Harbor

Bar Harbor, United States. Live activities and tours from GetYourGuide, matched to this destination.