Weather on December 31 at Dry Tortugas
Dry Tortugas National Park
Based on 55 years of data from Key West, FL
Planning Your Visit
December 31st in Dry Tortugas National Park (via Key West, FL) typically brings pleasant winter weather, with average highs around 77°F and lows near 67°F. Over 55 years of records, the warmest December 31st was in 2018 (80°F average), while the coldest was 2000 (54°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 24% of December 31st dates historically, with the wettest December 31st recording 4.75" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for December 31st in Dry Tortugas? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 70°F | 56°F | 0" | -- |
| 2024 | 77°F | 70°F | 0.51" | -- |
| 2023 | 68°F | 59°F | 0" | -- |
| 2022 | 81°F | 67°F | 0.03" | -- |
| 2021 | 85°F | 73°F | 0" | -- |
| 2020 | 74°F | 71°F | 0.1" | -- |
| 2019 | 83°F | 72°F | 0" | -- |
| 2018 | 84°F | 76°F | 0" | -- |
| 2017 | 73°F | 61°F | 0" | -- |
| 2016 | 74°F | 62°F | 0" | -- |
| 2015 | 83°F | 76°F | 0" | -- |
| 2014 | 82°F | 71°F | 0" | -- |
| 2013 | 77°F | 69°F | 0.28" | -- |
| 2012 | 72°F | 57°F | 0" | -- |
| 2011 | 73°F | 63°F | 0" | -- |
| 2010 | 71°F | 61°F | 0" | 0" |
| 2009 | 73°F | 60°F | 0" | 0" |
| 2008 | 77°F | 68°F | 0" | 0" |
| 2007 | 82°F | 72°F | 0" | 0" |
| 2006 | 79°F | 75°F | 0" | 0" |
| 2005 | 79°F | 71°F | 0" | 0" |
| 2004 | 75°F | 64°F | 0.13" | 0" |
| 2003 | 80°F | 69°F | 0" | -- |
| 2002 | 80°F | 72°F | 0" | 0" |
| 2001 | 69°F | 65°F | 4.37" | 0" |
| 2000 | 57°F | 50°F | 0" | -- |
| 1999 | 77°F | 66°F | 0" | -- |
| 1998 | 76°F | 64°F | 0" | 0" |
| 1997 | 75°F | 50°F | 0" | 0" |
| 1996 | 83°F | 70°F | 0" | 0" |
| 1995 | 74°F | 70°F | 3.1" | 0" |
| 1994 | 82°F | 69°F | 0" | 0" |
| 1993 | 72°F | 64°F | 0" | 0" |
| 1992 | 81°F | 71°F | 0" | 0" |
| 1991 | 70°F | 64°F | 0" | 0" |
| 1990 | 80°F | 71°F | 0" | 0" |
| 1989 | 81°F | 66°F | 0" | 0" |
| 1988 | 82°F | 73°F | 0" | 0" |
| 1987 | 75°F | 65°F | 0.08" | 0" |
| 1986 | 80°F | 65°F | 4.75" | 0" |
| 1985 | 77°F | 61°F | 0" | 0" |
| 1984 | 81°F | 72°F | 0" | 0" |
| 1983 | 59°F | 53°F | 0.56" | 0" |
| 1982 | 82°F | 72°F | 0" | 0" |
| 1981 | 81°F | 74°F | 0" | 0" |
| 1980 | 65°F | 58°F | 0" | 0" |
| 1979 | 73°F | 68°F | 0" | 0" |
| 1978 | 79°F | 67°F | 0.03" | 0" |
| 1977 | 82°F | 66°F | 0" | 0" |
| 1976 | 79°F | 70°F | 0.1" | 0" |
| 1975 | 81°F | 69°F | 0" | 0" |
| 1974 | 80°F | 72°F | 0" | 0" |
| 1973 | 80°F | 73°F | 0.18" | 0" |
| 1972 | 80°F | 72°F | 0" | 0" |
| 1971 | 81°F | 72°F | 0" | 0" |