Weather on August 19 at Biscayne
Biscayne National Park
Based on 56 years of data from Miami, FL
Planning Your Visit
August 19th in Biscayne National Park (via Miami, FL) typically brings warm summer weather, with average highs around 89°F and lows near 79°F. Over 56 years of records, the warmest August 19th was in 2026 (89°F average), while the coldest was 1976 (75°F) — a 14°F range across recorded history. Rain or other precipitation has occurred on about 52% of August 19th dates historically, with the wettest August 19th recording 5" 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 August 19th in Biscayne? 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 | 98°F | 81°F | 0" | -- |
| 2025 | 93°F | 79°F | 0" | -- |
| 2024 | 93°F | 78°F | 0.51" | -- |
| 2023 | 89°F | 75°F | 1.26" | -- |
| 2022 | 95°F | 76°F | 0.03" | -- |
| 2021 | 89°F | 78°F | 0" | -- |
| 2020 | 88°F | 79°F | 0" | -- |
| 2019 | 92°F | 83°F | 0.01" | -- |
| 2018 | 91°F | 78°F | 0.29" | -- |
| 2017 | 92°F | 81°F | 0" | -- |
| 2016 | 88°F | 80°F | 0" | -- |
| 2015 | 89°F | 80°F | 0" | -- |
| 2014 | 89°F | 83°F | 0" | -- |
| 2013 | 94°F | 78°F | 0.08" | -- |
| 2012 | 90°F | 78°F | 0.26" | -- |
| 2011 | 89°F | 78°F | 0.65" | -- |
| 2010 | 90°F | 80°F | 0" | 0" |
| 2009 | 89°F | 77°F | 0.35" | 0" |
| 2008 | 85°F | 76°F | 2.72" | 0" |
| 2007 | 89°F | 73°F | 0.27" | 0" |
| 2006 | 89°F | 78°F | 0.19" | -- |
| 2005 | 91°F | 80°F | 0.08" | 0" |
| 2004 | 88°F | 82°F | 0" | 0" |
| 2003 | 88°F | 76°F | 0.76" | 0" |
| 2002 | 90°F | 79°F | 0" | 0" |
| 2001 | 92°F | 81°F | 0" | 0" |
| 2000 | 89°F | 81°F | 0" | 0" |
| 1999 | 88°F | 83°F | 0" | 0" |
| 1998 | 87°F | 72°F | 1.23" | 0" |
| 1997 | 93°F | 83°F | 0" | 0" |
| 1996 | 87°F | 77°F | 0.25" | 0" |
| 1995 | 90°F | 77°F | 0.15" | 0" |
| 1994 | 89°F | 82°F | 0" | 0" |
| 1993 | 93°F | 81°F | 0" | 0" |
| 1992 | 89°F | 82°F | 0" | 0" |
| 1991 | 90°F | 81°F | 0.11" | 0" |
| 1990 | 88°F | 74°F | 0.33" | 0" |
| 1989 | 86°F | 74°F | 0.14" | 0" |
| 1988 | 85°F | 78°F | 0.07" | 0" |
| 1987 | 89°F | 83°F | 0.01" | 0" |
| 1986 | 85°F | 77°F | 0" | 0" |
| 1985 | 88°F | 77°F | 0.22" | 0" |
| 1984 | 92°F | 79°F | 0" | 0" |
| 1983 | 87°F | 81°F | 0.2" | 0" |
| 1982 | 85°F | 75°F | 0.5" | 0" |
| 1981 | 89°F | 78°F | 0.08" | 0" |
| 1980 | 84°F | 76°F | 1.34" | 0" |
| 1979 | 87°F | 80°F | 0" | 0" |
| 1978 | 90°F | 79°F | 0" | 0" |
| 1977 | 87°F | 81°F | 0" | 0" |
| 1976 | 80°F | 70°F | 5" | 0" |
| 1975 | 88°F | 80°F | 0" | 0" |
| 1974 | 88°F | 77°F | 0" | 0" |
| 1973 | 82°F | 77°F | -- | 0" |
| 1972 | 88°F | 82°F | 0" | 0" |
| 1971 | 92°F | 74°F | 0.09" | 0" |