Weather on September 22 at Biscayne
Biscayne National Park
Based on 55 years of data from Miami, FL
Planning Your Visit
September 22nd in Biscayne National Park (via Miami, FL) typically brings warm fall weather, with average highs around 87°F and lows near 77°F. Over 55 years of records, the warmest September 22nd was in 1996 (87°F average), while the coldest was 1972 (78°F) — a 9°F range across recorded history. Rain or other precipitation has occurred on about 44% of September 22nd dates historically, with the wettest September 22nd recording 7.09" 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 22nd 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 |
|---|---|---|---|---|
| 2025 | 87°F | 78°F | 2.9" | -- |
| 2024 | 89°F | 76°F | 0.53" | -- |
| 2023 | 89°F | 73°F | 0.89" | -- |
| 2022 | 89°F | 77°F | 0" | -- |
| 2021 | 90°F | 74°F | 1.98" | -- |
| 2020 | 85°F | 78°F | 1.24" | -- |
| 2019 | 83°F | 79°F | 2.87" | -- |
| 2018 | 88°F | 77°F | 0" | -- |
| 2017 | 90°F | 80°F | 0" | -- |
| 2016 | 88°F | 79°F | 0" | -- |
| 2015 | 91°F | 76°F | 0" | -- |
| 2014 | 86°F | 73°F | 0.38" | -- |
| 2013 | 84°F | 79°F | 0" | -- |
| 2012 | 87°F | 77°F | 0.13" | -- |
| 2011 | 88°F | 79°F | 0.25" | -- |
| 2010 | 87°F | 77°F | 0.64" | 0" |
| 2009 | 89°F | 82°F | 0" | 0" |
| 2008 | 87°F | 80°F | 0" | -- |
| 2007 | 88°F | 76°F | 0.76" | -- |
| 2006 | 87°F | 79°F | 0" | 0" |
| 2005 | 87°F | 74°F | 0" | 0" |
| 2004 | 82°F | 73°F | 0.28" | 0" |
| 2003 | 87°F | 79°F | 0" | 0" |
| 2002 | 89°F | 78°F | 0.51" | 0" |
| 2001 | 89°F | 76°F | 0" | 0" |
| 2000 | 89°F | 82°F | 0" | 0" |
| 1999 | 90°F | 76°F | 0" | 0" |
| 1998 | 87°F | 78°F | 0" | 0" |
| 1997 | 87°F | 78°F | 0" | 0" |
| 1996 | 94°F | 80°F | 0.08" | 0" |
| 1995 | 92°F | 75°F | 1.65" | 0" |
| 1994 | 83°F | 76°F | 0.03" | 0" |
| 1993 | 86°F | 76°F | 0" | 0" |
| 1992 | 89°F | 78°F | 0" | 0" |
| 1991 | 86°F | 79°F | 0" | 0" |
| 1990 | 90°F | 82°F | 0" | 0" |
| 1989 | 87°F | 74°F | 0.71" | 0" |
| 1988 | 86°F | 79°F | 0" | 0" |
| 1987 | 89°F | 80°F | 0" | 0" |
| 1986 | 82°F | 73°F | 7.09" | 0" |
| 1985 | 87°F | 76°F | 0" | 0" |
| 1984 | 83°F | 78°F | 1.14" | 0" |
| 1983 | 89°F | 80°F | 0" | 0" |
| 1982 | 86°F | 74°F | 1.09" | 0" |
| 1981 | 84°F | 75°F | 0" | 0" |
| 1980 | 86°F | 80°F | 0" | 0" |
| 1979 | 88°F | 75°F | 0" | 0" |
| 1978 | 88°F | 79°F | 0" | 0" |
| 1977 | 84°F | 76°F | 0" | 0" |
| 1976 | 89°F | 78°F | 0.33" | 0" |
| 1975 | 84°F | 76°F | 0.56" | 0" |
| 1974 | 85°F | 78°F | 0" | 0" |
| 1973 | 86°F | 77°F | 0.23" | 0" |
| 1972 | 85°F | 72°F | 1.27" | 0" |
| 1971 | 87°F | 78°F | 0" | 0" |