Weather on September 29 at Acadia
Acadia National Park
Based on 53 years of data from Bar Harbor, ME
Planning Your Visit
September 29th in Acadia National Park (via Bar Harbor, ME) typically brings mild fall weather, with average highs around 65°F and lows near 48°F. Over 53 years of records, the warmest September 29th was in 2010 (67°F average), while the coldest was 1980 (45°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 23% of September 29th dates historically, with the wettest September 29th recording 4.72" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for September 29th in Acadia? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 79°F | 56°F | -- | -- |
| 2024 | 68°F | 51°F | -- | -- |
| 2023 | 65°F | 52°F | -- | -- |
| 2022 | 63°F | 45°F | -- | -- |
| 2021 | 64°F | 46°F | -- | -- |
| 2020 | 65°F | 61°F | -- | -- |
| 2019 | 63°F | 45°F | -- | -- |
| 2018 | 68°F | 48°F | -- | -- |
| 2017 | 61°F | 44°F | -- | -- |
| 2016 | 61°F | 45°F | -- | -- |
| 2015 | 70°F | 64°F | -- | -- |
| 2014 | 67°F | 48°F | -- | -- |
| 2013 | 69°F | 48°F | -- | -- |
| 2012 | 56°F | 47°F | 3.51" | -- |
| 2011 | 63°F | 54°F | 0" | -- |
| 2010 | 72°F | 63°F | 0.43" | 0" |
| 2009 | 70°F | 53°F | 1.22" | 0" |
| 2008 | 69°F | 58°F | 1.07" | 0" |
| 2007 | 68°F | 48°F | 0" | 0" |
| 2006 | 62°F | 53°F | 1.4" | 0" |
| 2005 | 68°F | 53°F | 0" | 0" |
| 2004 | 60°F | 47°F | 0" | 0" |
| 2003 | 67°F | 61°F | 3.43" | 0" |
| 2002 | 58°F | 41°F | -- | -- |
| 2001 | 59°F | 40°F | 0" | 0" |
| 1999 | 70°F | 55°F | 0" | 0" |
| 1998 | 71°F | 41°F | 0" | 0" |
| 1997 | 62°F | 46°F | 0.86" | 0" |
| 1996 | 65°F | 44°F | 0.76" | 0" |
| 1995 | 59°F | 33°F | 0" | 0" |
| 1994 | 69°F | 54°F | 0.53" | 0" |
| 1993 | 66°F | 43°F | 0" | 0" |
| 1992 | 72°F | 59°F | 0" | 0" |
| 1991 | 59°F | 33°F | 0" | 0" |
| 1990 | 70°F | 52°F | 0" | 0" |
| 1989 | 63°F | 48°F | 0" | 0" |
| 1988 | 64°F | 39°F | 0" | 0" |
| 1987 | 77°F | 54°F | 0" | 0" |
| 1986 | 67°F | 49°F | 0" | 0" |
| 1985 | 70°F | 45°F | 0" | 0" |
| 1984 | 61°F | 42°F | 0" | 0" |
| 1983 | 66°F | 43°F | 0" | 0" |
| 1982 | 70°F | 49°F | 0.03" | 0" |
| 1981 | 61°F | 40°F | 0.3" | 0" |
| 1980 | 61°F | 30°F | 0" | 0" |
| 1978 | 64°F | 40°F | 0" | 0" |
| 1977 | 59°F | 38°F | 0" | 0" |
| 1976 | 60°F | 38°F | 0" | 0" |
| 1975 | 71°F | 49°F | 0" | 0" |
| 1974 | 65°F | 50°F | 4.72" | 0" |
| 1973 | 69°F | 48°F | 0" | 0" |
| 1972 | 62°F | 42°F | 0" | 0" |
| 1971 | 62°F | 52°F | 0" | 0" |