Weather on April 18 at Acadia
Acadia National Park
Based on 55 years of data from Bar Harbor, ME
Planning Your Visit
April 18th in Acadia National Park (via Bar Harbor, ME) typically brings cool spring weather, with average highs around 55°F and lows near 35°F. Over 55 years of records, the warmest April 18th was in 1976 (61°F average), while the coldest was 2003 (31°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 22% of April 18th dates historically, with the wettest April 18th recording 2.72" of rain. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for April 18th in Acadia? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 55°F | 40°F | -- | -- |
| 2025 | 56°F | 30°F | -- | -- |
| 2024 | 55°F | 35°F | -- | -- |
| 2023 | 54°F | 38°F | -- | -- |
| 2022 | 52°F | 32°F | -- | -- |
| 2021 | 52°F | 33°F | -- | -- |
| 2020 | 42°F | 30°F | -- | -- |
| 2019 | 55°F | 40°F | -- | -- |
| 2018 | 46°F | 34°F | -- | -- |
| 2017 | 42°F | 32°F | -- | -- |
| 2016 | 62°F | 44°F | -- | -- |
| 2015 | 55°F | 36°F | -- | -- |
| 2014 | 43°F | 29°F | 0" | -- |
| 2013 | 61°F | 33°F | 0" | -- |
| 2012 | 80°F | 42°F | 0" | -- |
| 2011 | 53°F | 39°F | 0" | -- |
| 2010 | 48°F | 31°F | 0" | 0" |
| 2009 | 59°F | 44°F | 0" | 0" |
| 2008 | 66°F | 45°F | 0" | 0" |
| 2007 | 39°F | 36°F | 1.32" | 0" |
| 2006 | 49°F | 37°F | 0.05" | 0" |
| 2005 | 61°F | 44°F | 0" | 0" |
| 2004 | 62°F | 41°F | 0" | 0" |
| 2003 | 38°F | 24°F | 0" | 0" |
| 2002 | 59°F | 37°F | 0.28" | 0" |
| 2000 | 47°F | 27°F | 0" | 0" |
| 1999 | 63°F | 35°F | 0" | 0" |
| 1998 | 58°F | 42°F | 1.91" | 0" |
| 1997 | 61°F | 36°F | 2.72" | 0" |
| 1996 | 46°F | 33°F | 0" | 0" |
| 1995 | 59°F | 33°F | 0" | 0" |
| 1994 | 54°F | 36°F | 0" | 0" |
| 1993 | 57°F | 38°F | 1.3" | 0" |
| 1992 | 45°F | 31°F | 0.13" | 0" |
| 1991 | 44°F | 29°F | 0" | 0" |
| 1990 | 43°F | 26°F | 1.02" | 0" |
| 1989 | 53°F | 34°F | 0.03" | 0" |
| 1988 | 46°F | 33°F | 0" | 0" |
| 1987 | 58°F | 40°F | 0" | 0" |
| 1986 | 65°F | 34°F | 0" | 0" |
| 1985 | 50°F | 16°F | 0" | 0" |
| 1984 | 52°F | 35°F | 0" | 0" |
| 1983 | 51°F | 36°F | 0" | 0" |
| 1982 | 58°F | 45°F | 0.05" | 0" |
| 1981 | 55°F | 30°F | 0.46" | 0" |
| 1980 | 54°F | 31°F | 0" | 0" |
| 1979 | 54°F | 29°F | 0" | 0" |
| 1978 | 58°F | 33°F | 0" | 0" |
| 1977 | 60°F | 34°F | 0" | 0" |
| 1976 | 80°F | 42°F | 0" | 0" |
| 1975 | 65°F | 32°F | 0" | 0" |
| 1974 | 69°F | 32°F | 0" | 0" |
| 1973 | 72°F | 46°F | 0" | 0" |
| 1972 | 58°F | 35°F | 0" | 0" |
| 1971 | 40°F | 32°F | 0.36" | 0" |