Weather on September 22 at Acadia
Acadia National Park
Based on 54 years of data from Bar Harbor, ME
Planning Your Visit
September 22nd in Acadia National Park (via Bar Harbor, ME) typically brings mild fall weather, with average highs around 69°F and lows near 50°F. Over 54 years of records, the warmest September 22nd was in 2016 (69°F average), while the coldest was 1997 (47°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 30% of September 22nd dates historically, with the wettest September 22nd recording 8.71" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for September 22nd in Acadia? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 69°F | 47°F | -- | -- |
| 2024 | 66°F | 53°F | -- | -- |
| 2023 | 67°F | 49°F | -- | -- |
| 2022 | 63°F | 53°F | -- | -- |
| 2021 | 73°F | 61°F | -- | -- |
| 2020 | 56°F | 44°F | -- | -- |
| 2019 | 76°F | 60°F | -- | -- |
| 2018 | 69°F | 47°F | -- | -- |
| 2017 | 69°F | 52°F | -- | -- |
| 2016 | 79°F | 59°F | -- | -- |
| 2015 | 64°F | 53°F | -- | -- |
| 2014 | 71°F | 46°F | -- | -- |
| 2013 | 64°F | 51°F | -- | -- |
| 2012 | 73°F | 53°F | 0.58" | -- |
| 2011 | 73°F | 55°F | 0.86" | -- |
| 2010 | 73°F | 54°F | 0.03" | 0" |
| 2009 | 71°F | 46°F | 0" | 0" |
| 2008 | 66°F | 42°F | 0" | 0" |
| 2007 | 72°F | 50°F | 0" | 0" |
| 2006 | 62°F | 43°F | 0" | 0" |
| 2005 | 73°F | 57°F | 0" | 0" |
| 2004 | 66°F | 50°F | 0" | 0" |
| 2003 | 74°F | 55°F | 0" | 0" |
| 2002 | 74°F | 61°F | 0" | 0" |
| 2001 | 71°F | 60°F | 1.3" | 0" |
| 1999 | 74°F | 56°F | 8.56" | 0" |
| 1998 | 66°F | 59°F | 0.03" | 0" |
| 1997 | 60°F | 34°F | 0" | 0" |
| 1996 | 73°F | 49°F | 0" | 0" |
| 1995 | 70°F | 48°F | 0" | 0" |
| 1994 | 72°F | 44°F | 0" | 0" |
| 1993 | 66°F | 41°F | 0" | 0" |
| 1992 | 67°F | 49°F | 2.16" | 0" |
| 1991 | 62°F | 35°F | 0" | 0" |
| 1990 | 60°F | 45°F | 0" | 0" |
| 1989 | 77°F | 52°F | 0" | 0" |
| 1988 | 72°F | 49°F | 0" | 0" |
| 1987 | 59°F | 47°F | 0.15" | 0" |
| 1986 | 66°F | 41°F | 0" | 0" |
| 1985 | 80°F | 47°F | 0" | 0" |
| 1984 | 63°F | 37°F | 0" | 0" |
| 1983 | 72°F | 59°F | 3.81" | 0" |
| 1982 | 60°F | 51°F | 1.78" | 0" |
| 1981 | 64°F | 47°F | 0.28" | 0" |
| 1980 | 69°F | 53°F | 0.66" | 0" |
| 1979 | 65°F | 53°F | 3.51" | 0" |
| 1978 | 80°F | 54°F | 0.18" | 0" |
| 1977 | 58°F | 43°F | 0" | 0" |
| 1976 | 74°F | 49°F | 0" | 0" |
| 1975 | 68°F | 55°F | 0" | 0" |
| 1974 | 64°F | 52°F | 8.71" | 0" |
| 1973 | 63°F | 35°F | 0.05" | 0" |
| 1972 | 71°F | 53°F | 0" | 0" |
| 1971 | 72°F | 47°F | 0" | 0" |