Weather on September 17 at Acadia

Acadia National Park

MENortheast500 ft elevation
Avg High70°F
Avg Low50°F
Warmest201574°F
Coldest200948°F

Based on 53 years of data from Bar Harbor, ME

Planning Your Visit

September 17th in Acadia National Park (via Bar Harbor, ME) typically brings pleasant fall weather, with average highs around 70°F and lows near 50°F. Over 53 years of records, the warmest September 17th was in 2015 (74°F average), while the coldest was 2009 (48°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 23% of September 17th dates historically, with the wettest September 17th recording 6.12" of rain. The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.

The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.

Planning for September 17th in Acadia? Great weather for outdoor activities.

Year by Year History

YearHighLowPrecipSnow
202576°F57°F----
202486°F59°F----
202377°F56°F----
202267°F45°F----
202173°F54°F----
202072°F57°F----
201962°F48°F----
201877°F61°F----
201778°F56°F----
201670°F56°F----
201585°F64°F----
201469°F48°F----
201363°F39°F----
201267°F46°F0"--
201166°F40°F0"--
201063°F51°F3.18"0"
200957°F39°F0"0"
200868°F47°F0"0"
200763°F41°F0"0"
200678°F60°F0"0"
200567°F57°F0"0"
200471°F60°F0"0"
200375°F56°F0.28"0"
200267°F48°F0"0"
200176°F50°F0"0"
199968°F55°F6.12"0"
199775°F42°F0"0"
199662°F48°F0.03"0"
199565°F47°F0"0"
199475°F57°F0"0"
199365°F46°F0"0"
199281°F59°F0"0"
199181°F66°F0"0"
199064°F40°F0"0"
198969°F53°F1.65"0"
198867°F44°F0"0"
198773°F51°F0.05"0"
198661°F40°F0"0"
198573°F47°F0"0"
198465°F38°F0"0"
198364°F46°F0.51"0"
198268°F52°F0.08"0"
198166°F47°F0"0"
198067°F47°F0"0"
197970°F48°F0"0"
197869°F44°F0.08"0"
197762°F53°F4.98"0"
197667°F54°F0"0"
197560°F46°F0.51"0"
197466°F46°F0"0"
197369°F43°F0"0"
197274°F53°F0"0"
197174°F57°F0.71"0"

September 17 at Nearby Parks

Holiday Weather at Acadia

Official NPS WebsiteVisit nps.gov/acad for park information, alerts, and reservations

Explore More at Acadia

See historical weather for other dates

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