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Weather on May 17 at Acadia

Acadia National Park

MENortheast500 ft elevation
Avg High65°F
Avg Low45°F
Warmest202667°F
Coldest200742°F

Based on 54 years of data from Bar Harbor, ME

Planning Your Visit

May 17th in Acadia National Park (via Bar Harbor, ME) typically brings mild spring weather, with average highs around 65°F and lows near 45°F. Over 54 years of records, the warmest May 17th was in 2026 (67°F average), while the coldest was 2007 (42°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 39% of May 17th dates historically, with the wettest May 17th recording 3.48" of rain. The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.

Planning for May 17th in Acadia? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202681°F54°F----
202552°F48°F----
202468°F53°F----
202354°F33°F----
202268°F52°F----
202172°F49°F----
202065°F42°F----
201954°F43°F----
201875°F46°F----
201776°F53°F----
201665°F39°F----
201557°F45°F----
201465°F52°F0.69"--
201370°F45°F0"--
201266°F52°F0.03"--
201149°F41°F0.08"--
201069°F49°F0"0"
200959°F46°F2.74"0"
200865°F47°F0.03"0"
200746°F37°F3.48"0"
200661°F47°F1.88"0"
200547°F42°F0"0"
200465°F45°F0"0"
200362°F33°F0"0"
200267°F45°F----
200157°F37°F0"0"
200067°F43°F0.05"0"
199971°F41°F0"0"
199872°F43°F0"0"
199756°F40°F0.28"0"
199666°F43°F1.6"0"
199554°F37°F0.15"0"
199371°F45°F0.2"0"
199262°F40°F0"0"
199174°F59°F0"0"
199076°F45°F0"0"
198978°F50°F0"0"
198855°F44°F0.48"0"
198770°F42°F0.03"0"
198663°F46°F0.18"0"
198563°F36°F0"0"
198457°F36°F0"0"
198267°F45°F0"0"
198157°F44°F0.99"0"
198073°F--0"0"
197970°F45°F0.51"0"
197860°F46°F0.51"0"
197787°F--0"0"
197669°F47°F0.03"0"
197573°F46°F0"0"
197475°F51°F0"0"
197355°F39°F0"0"
197267°F45°F0.03"0"
197153°F43°F0.91"0"

May 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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