Weather on March 18 at Dry Tortugas
Dry Tortugas National Park
Based on 56 years of data from Key West, FL
Planning Your Visit
March 18th in Dry Tortugas National Park (via Key West, FL) typically brings warm spring weather, with average highs around 80°F and lows near 69°F. Over 56 years of records, the warmest March 18th was in 2024 (84°F average), while the coldest was 1978 (62°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 16% of March 18th dates historically, with the wettest March 18th recording 3.68" 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 March 18th in Dry Tortugas? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 90°F | 61°F | 0.1" | -- |
| 2025 | 77°F | 63°F | 0" | -- |
| 2024 | 92°F | 77°F | 0" | -- |
| 2023 | 80°F | 71°F | 0" | -- |
| 2022 | 89°F | 75°F | 0" | -- |
| 2021 | 84°F | 77°F | 0" | -- |
| 2020 | 82°F | 74°F | 0" | -- |
| 2019 | 80°F | 75°F | 0" | -- |
| 2018 | 82°F | 71°F | 0" | -- |
| 2017 | 73°F | 64°F | 0" | -- |
| 2016 | 85°F | 72°F | 0" | -- |
| 2015 | 83°F | 72°F | 0" | -- |
| 2014 | 79°F | 70°F | 1.04" | -- |
| 2013 | 77°F | 71°F | 0" | -- |
| 2012 | 80°F | 71°F | 0" | -- |
| 2011 | 80°F | 70°F | 0" | -- |
| 2010 | 66°F | 58°F | 0.74" | 0" |
| 2009 | 82°F | 70°F | 0" | 0" |
| 2008 | 79°F | 73°F | 0" | 0" |
| 2007 | 72°F | 60°F | 0" | 0" |
| 2006 | 83°F | 67°F | 0" | 0" |
| 2005 | 85°F | 67°F | 3.68" | 0" |
| 2004 | 80°F | 69°F | 0" | 0" |
| 2003 | 86°F | 73°F | 0" | 0" |
| 2002 | 85°F | 75°F | 0" | 0" |
| 2001 | 83°F | 77°F | 0" | 0" |
| 2000 | 84°F | 70°F | 0" | -- |
| 1999 | 79°F | 68°F | 0" | -- |
| 1998 | 82°F | 73°F | 0.15" | 0" |
| 1997 | 82°F | 72°F | 0" | 0" |
| 1996 | 82°F | 74°F | 0" | 0" |
| 1995 | 82°F | 71°F | 0.15" | 0" |
| 1994 | 83°F | 66°F | 0" | 0" |
| 1993 | 73°F | 62°F | 0" | 0" |
| 1992 | 79°F | 69°F | 0" | 0" |
| 1991 | 82°F | 74°F | 0" | 0" |
| 1990 | 79°F | 71°F | 0.03" | 0" |
| 1989 | 83°F | 71°F | 0" | 0" |
| 1988 | 80°F | 66°F | 0" | 0" |
| 1987 | 79°F | 71°F | 0.51" | 0" |
| 1986 | 84°F | 76°F | 0.13" | 0" |
| 1985 | 72°F | 64°F | 0" | 0" |
| 1984 | 77°F | 68°F | 0" | 0" |
| 1983 | 77°F | 67°F | 0" | 0" |
| 1982 | 81°F | 72°F | 0" | 0" |
| 1981 | 77°F | 66°F | 0" | 0" |
| 1980 | 83°F | 74°F | 0" | 0" |
| 1979 | 77°F | 66°F | 0" | 0" |
| 1978 | 66°F | 57°F | 0" | 0" |
| 1977 | 82°F | 70°F | 0" | 0" |
| 1976 | 77°F | 64°F | 0" | 0" |
| 1975 | 84°F | 75°F | 0" | 0" |
| 1974 | 73°F | 67°F | 0" | 0" |
| 1973 | 71°F | 62°F | 0" | 0" |
| 1972 | 80°F | 67°F | 0" | 0" |
| 1971 | 75°F | 66°F | 0" | 0" |