Weather on September 8 at Dry Tortugas
Dry Tortugas National Park
Based on 55 years of data from Key West, FL
Planning Your Visit
September 8th in Dry Tortugas National Park (via Key West, FL) typically brings hot fall weather, with average highs around 90°F and lows near 79°F. Over 55 years of records, the warmest September 8th was in 2024 (89°F average), while the coldest was 1991 (79°F) — a 10°F range across recorded history. Rain or other precipitation has occurred on about 47% of September 8th dates historically, with the wettest September 8th recording 12.55" 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 8th in Dry Tortugas? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 96°F | 80°F | 0" | -- |
| 2024 | 94°F | 85°F | 0" | -- |
| 2023 | 94°F | 77°F | 0" | -- |
| 2022 | 97°F | 80°F | 0" | -- |
| 2021 | 92°F | 80°F | 0" | -- |
| 2020 | 90°F | 76°F | 4.52" | -- |
| 2019 | 92°F | 82°F | 0" | -- |
| 2018 | 85°F | 77°F | 0.61" | -- |
| 2017 | 93°F | 77°F | 0.23" | 0" |
| 2016 | 89°F | 75°F | 1.47" | -- |
| 2015 | 90°F | 77°F | 2.54" | -- |
| 2014 | 89°F | 80°F | 0" | -- |
| 2013 | 86°F | 77°F | 0.25" | -- |
| 2012 | 90°F | 80°F | 0" | -- |
| 2011 | 92°F | 78°F | 0" | -- |
| 2010 | 87°F | 77°F | 0" | 0" |
| 2009 | 88°F | 81°F | 0" | 0" |
| 2008 | 87°F | 73°F | 0" | 0" |
| 2007 | 87°F | 74°F | 3.48" | 0" |
| 2006 | 88°F | 81°F | 0" | 0" |
| 2005 | -- | 80°F | 0" | 0" |
| 2004 | 91°F | 81°F | 0" | -- |
| 2003 | 93°F | 81°F | 0" | -- |
| 2002 | 87°F | 78°F | 0" | 0" |
| 2001 | 88°F | 77°F | 0.2" | 0" |
| 2000 | 91°F | 80°F | 0.41" | -- |
| 1999 | 90°F | 75°F | 2.41" | -- |
| 1998 | 90°F | 82°F | 0.05" | 0" |
| 1997 | 87°F | 75°F | 0" | 0" |
| 1996 | 90°F | 72°F | 5.03" | 0" |
| 1995 | 88°F | 78°F | 0" | 0" |
| 1994 | 91°F | 79°F | 0.38" | 0" |
| 1993 | 90°F | 82°F | 0" | 0" |
| 1992 | 89°F | 79°F | 0.66" | 0" |
| 1991 | 84°F | 73°F | 12.55" | 0" |
| 1990 | 88°F | 78°F | 0" | 0" |
| 1989 | 90°F | 81°F | 0.18" | 0" |
| 1988 | 89°F | 82°F | 0" | 0" |
| 1987 | 91°F | 80°F | 0" | 0" |
| 1986 | 90°F | 82°F | 0" | 0" |
| 1985 | 89°F | 81°F | 0" | 0" |
| 1984 | 88°F | 79°F | 0" | 0" |
| 1983 | 91°F | 80°F | 0.05" | 0" |
| 1982 | 89°F | 81°F | 0" | 0" |
| 1981 | 90°F | 79°F | 0.86" | 0" |
| 1980 | 88°F | 77°F | 0" | 0" |
| 1979 | 90°F | 79°F | 0.05" | 0" |
| 1978 | 89°F | 77°F | 0.66" | 0" |
| 1977 | 90°F | 80°F | 0" | 0" |
| 1976 | 91°F | 80°F | 0.15" | 0" |
| 1975 | 89°F | 78°F | 0.89" | 0" |
| 1974 | 87°F | 76°F | 0.18" | 0" |
| 1973 | 88°F | 81°F | 0.05" | 0" |
| 1972 | 87°F | 79°F | 0.58" | 0" |
| 1971 | 89°F | 75°F | 0.03" | 0" |