Weather on September 16 at Acadia
Acadia National Park
Based on 54 years of data from Bar Harbor, ME
Planning Your Visit
September 16th 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 54 years of records, the warmest September 16th was in 2015 (73°F average), while the coldest was 1984 (50°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 26% of September 16th dates historically, with the wettest September 16th recording 4.8" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 16th in Acadia? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 78°F | 55°F | -- | -- |
| 2024 | 80°F | 57°F | -- | -- |
| 2023 | 59°F | 55°F | -- | -- |
| 2022 | 68°F | 44°F | -- | -- |
| 2021 | 70°F | 55°F | -- | -- |
| 2020 | 67°F | 50°F | -- | -- |
| 2019 | 66°F | 48°F | -- | -- |
| 2018 | 81°F | 57°F | -- | -- |
| 2017 | 78°F | 60°F | -- | -- |
| 2016 | 69°F | 50°F | -- | -- |
| 2015 | 84°F | 63°F | -- | -- |
| 2014 | 61°F | 50°F | -- | -- |
| 2013 | 63°F | 40°F | -- | -- |
| 2012 | 70°F | 44°F | 0.03" | -- |
| 2011 | 66°F | 44°F | 0.56" | -- |
| 2010 | 65°F | 44°F | 0" | 0" |
| 2009 | 66°F | 44°F | 0" | 0" |
| 2008 | 78°F | 50°F | 0" | 0" |
| 2007 | 62°F | 41°F | 0" | 0" |
| 2006 | 76°F | 58°F | 0" | 0" |
| 2005 | 67°F | 62°F | 0.23" | 0" |
| 2004 | 71°F | 48°F | 0" | 0" |
| 2003 | 79°F | 60°F | 0" | 0" |
| 2002 | 67°F | 54°F | 4.8" | 0" |
| 2001 | 71°F | 43°F | 0" | 0" |
| 1999 | 77°F | 55°F | 1.5" | 0" |
| 1998 | 73°F | 62°F | 0.03" | 0" |
| 1997 | 75°F | 53°F | 0" | 0" |
| 1996 | 59°F | 50°F | 0" | 0" |
| 1995 | 65°F | 39°F | 0" | 0" |
| 1994 | 70°F | 49°F | 0" | 0" |
| 1993 | 78°F | 47°F | 0.25" | 0" |
| 1992 | 79°F | 54°F | 0" | 0" |
| 1991 | 71°F | 52°F | 2.16" | 0" |
| 1990 | 64°F | 43°F | 0.2" | 0" |
| 1989 | 72°F | 48°F | 0" | 0" |
| 1988 | 61°F | 40°F | 0" | 0" |
| 1987 | 73°F | 49°F | 0" | 0" |
| 1986 | 60°F | 40°F | 2.21" | 0" |
| 1985 | 72°F | 41°F | 0" | 0" |
| 1984 | 60°F | 39°F | 0.2" | 0" |
| 1983 | 67°F | 43°F | 0" | 0" |
| 1982 | 65°F | 51°F | 0.08" | 0" |
| 1981 | 68°F | 56°F | 0" | 0" |
| 1980 | 62°F | 42°F | 0" | 0" |
| 1979 | 70°F | 52°F | 0" | 0" |
| 1978 | 69°F | 52°F | 0.3" | 0" |
| 1977 | 65°F | 50°F | 0" | 0" |
| 1976 | 75°F | 56°F | 0" | 0" |
| 1975 | 63°F | 46°F | 0" | 0" |
| 1974 | 65°F | 45°F | 0" | 0" |
| 1973 | 70°F | 54°F | 0.03" | 0" |
| 1972 | 75°F | 50°F | 0" | 0" |
| 1971 | 78°F | 53°F | 0" | 0" |