Weather on May 31 at Acadia
Acadia National Park
MENortheast500 ft elevation
Avg High70°F
Avg Low48°F
Warmest201376°F
Coldest202648°F
Based on 55 years of data from Bar Harbor, ME
Planning Your Visit
May 31st in Acadia National Park (via Bar Harbor, ME) typically brings pleasant spring weather, with average highs around 70°F and lows near 48°F. Over 55 years of records, the warmest May 31st was in 2013 (76°F average), while the coldest was 2026 (48°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 24% of May 31st dates historically, with the wettest May 31st recording 3.3" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for May 31st in Acadia? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 57°F | 39°F | -- | -- |
| 2025 | 57°F | 50°F | -- | -- |
| 2024 | 72°F | 51°F | -- | -- |
| 2023 | 75°F | 49°F | -- | -- |
| 2022 | 64°F | 46°F | -- | -- |
| 2021 | 60°F | 46°F | -- | -- |
| 2020 | 66°F | 38°F | -- | -- |
| 2019 | 68°F | 46°F | -- | -- |
| 2018 | 78°F | 52°F | -- | -- |
| 2017 | 55°F | 47°F | -- | -- |
| 2016 | 83°F | 60°F | -- | -- |
| 2015 | 62°F | 47°F | -- | -- |
| 2014 | 59°F | 41°F | 0" | -- |
| 2013 | 87°F | 65°F | 0" | -- |
| 2012 | 68°F | 52°F | 0" | -- |
| 2011 | 84°F | 59°F | 0" | -- |
| 2010 | 73°F | 48°F | 0" | 0" |
| 2009 | 71°F | 53°F | 0.03" | 0" |
| 2008 | 56°F | 51°F | -- | -- |
| 2007 | 68°F | 52°F | 0" | 0" |
| 2006 | 67°F | 54°F | 0" | 0" |
| 2005 | 55°F | 43°F | 0" | 0" |
| 2004 | 65°F | 42°F | 0" | 0" |
| 2003 | 70°F | 53°F | 0" | 0" |
| 2002 | 70°F | 57°F | 0.05" | 0" |
| 2001 | 62°F | 37°F | 0" | 0" |
| 2000 | 63°F | 43°F | 0" | 0" |
| 1999 | 90°F | 59°F | 0" | 0" |
| 1998 | 78°F | 48°F | 0" | 0" |
| 1997 | 74°F | 54°F | 0" | 0" |
| 1996 | 65°F | 40°F | 1.17" | 0" |
| 1995 | 75°F | 46°F | 0" | 0" |
| 1994 | 72°F | 54°F | 0" | 0" |
| 1993 | 62°F | 38°F | 0" | 0" |
| 1992 | 72°F | 43°F | 0" | 0" |
| 1991 | 73°F | 39°F | 0.05" | 0" |
| 1990 | 64°F | 34°F | 0" | 0" |
| 1989 | 68°F | 50°F | 0.25" | 0" |
| 1988 | 76°F | 46°F | 0" | 0" |
| 1987 | 87°F | 47°F | 0.1" | 0" |
| 1986 | 77°F | 52°F | 0.2" | 0" |
| 1985 | 74°F | 34°F | 0" | 0" |
| 1983 | 59°F | 45°F | 1.4" | 0" |
| 1982 | 70°F | 55°F | 0" | 0" |
| 1981 | 72°F | 50°F | 1.17" | 0" |
| 1980 | 74°F | 50°F | 0" | 0" |
| 1979 | 60°F | 39°F | 3.3" | 0" |
| 1978 | 72°F | 45°F | 0" | 0" |
| 1977 | 79°F | 52°F | 0" | 0" |
| 1976 | 81°F | 55°F | 0" | 0" |
| 1975 | 65°F | 48°F | 0.64" | 0" |
| 1974 | 65°F | 39°F | 0" | 0" |
| 1973 | 73°F | 47°F | 0.33" | 0" |
| 1972 | 74°F | 58°F | 0" | 0" |
| 1971 | 70°F | 48°F | 0.43" | 0" |
May 31 at Nearby Parks
Holiday Weather at Acadia
Official NPS WebsiteVisit nps.gov/acad for park information, alerts, and reservations
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