Weather on September 30 at Dry Tortugas
Dry Tortugas National Park
Based on 56 years of data from Key West, FL
Planning Your Visit
September 30th in Dry Tortugas National Park (via Key West, FL) typically brings warm fall weather, with average highs around 87°F and lows near 78°F. Over 56 years of records, the warmest September 30th was in 2018 (87°F average), while the coldest was 1990 (76°F) — a 11°F range across recorded history. Rain or other precipitation has occurred on about 41% of September 30th dates historically, with the wettest September 30th recording 3.09" 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 30th 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 |
|---|---|---|---|---|
| 2026 | 82°F | 72°F | 1.48" | -- |
| 2025 | 87°F | 81°F | 0" | -- |
| 2024 | 94°F | 81°F | 0.03" | -- |
| 2023 | -- | 81°F | 0" | -- |
| 2022 | 84°F | 73°F | 0.01" | -- |
| 2021 | 88°F | 78°F | 0" | -- |
| 2020 | 89°F | 80°F | 0" | -- |
| 2019 | 89°F | 81°F | 0" | -- |
| 2018 | 92°F | 82°F | 0" | -- |
| 2017 | 87°F | 74°F | 0.83" | -- |
| 2016 | 89°F | 80°F | 0" | -- |
| 2015 | 86°F | 76°F | 0.01" | -- |
| 2014 | 89°F | 80°F | 0" | -- |
| 2013 | 86°F | 77°F | 0" | -- |
| 2012 | 87°F | 71°F | 0" | -- |
| 2011 | 87°F | 75°F | 0" | -- |
| 2010 | 81°F | 76°F | 0.25" | 0" |
| 2009 | 86°F | 79°F | 0" | 0" |
| 2008 | 92°F | 76°F | 0" | 0" |
| 2007 | 88°F | 77°F | 0.5" | 0" |
| 2006 | 86°F | 76°F | 0.1" | 0" |
| 2005 | 89°F | 74°F | 0.76" | 0" |
| 2004 | 90°F | 81°F | 0" | -- |
| 2003 | 89°F | 79°F | 0" | -- |
| 2002 | 88°F | 78°F | 0" | 0" |
| 2001 | 84°F | 74°F | 0" | -- |
| 2000 | 87°F | 77°F | 0" | -- |
| 1999 | 88°F | 78°F | 0" | -- |
| 1998 | 88°F | 80°F | 0" | 0" |
| 1997 | 90°F | 80°F | 0" | 0" |
| 1996 | 88°F | 77°F | 0.23" | 0" |
| 1995 | 87°F | 78°F | 0" | 0" |
| 1994 | 81°F | 74°F | 3.09" | 0" |
| 1993 | 85°F | 77°F | 0" | 0" |
| 1992 | 87°F | 76°F | 0.14" | 0" |
| 1991 | 89°F | 79°F | 0" | 0" |
| 1990 | 79°F | 74°F | 0.11" | 0" |
| 1989 | 89°F | 83°F | 0" | 0" |
| 1988 | 90°F | 79°F | 0" | 0" |
| 1987 | 88°F | 77°F | 0.14" | 0" |
| 1986 | 89°F | 81°F | 0" | 0" |
| 1985 | 87°F | 75°F | 0.02" | 0" |
| 1984 | 80°F | 75°F | 0.97" | 0" |
| 1983 | 84°F | 75°F | 0" | 0" |
| 1982 | 83°F | 77°F | 0.47" | 0" |
| 1981 | 86°F | 73°F | 0.23" | 0" |
| 1980 | 90°F | 78°F | 0" | 0" |
| 1979 | 87°F | 77°F | 0.02" | 0" |
| 1978 | 90°F | 81°F | 0" | 0" |
| 1977 | 89°F | 79°F | 0" | 0" |
| 1976 | 89°F | 81°F | 0.04" | 0" |
| 1975 | 90°F | 74°F | 0.99" | 0" |
| 1974 | 88°F | 79°F | 0.54" | 0" |
| 1973 | 88°F | 79°F | 0" | 0" |
| 1972 | 88°F | 79°F | 0.01" | 0" |
| 1971 | 87°F | 78°F | 0" | 0" |