Weather on September 18
Miami, FL
55 Years of Data
Avg High
87°F
Avg Low
77°F
Warmest
1995
87°F avg
Coldest
1985
73°F avg
About This Date
September 18th in 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 18th was in 1995 (87°F average), while the coldest was 1985 (73°F) — a 14°F range across recorded history. Rain or other precipitation has occurred on about 44% of September 18th dates historically, with the wettest September 18th recording 7.32" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for September 18th in Miami, FL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 78° | 82° | 0.05" | — |
| 2024 | 91° | 79° | 85° | 0.08" | — |
| 2023 | 91° | 78° | 85° | 4.88" | — |
| 2022 | 92° | 76° | 84° | 1.57" | — |
| 2021 | 88° | 74° | 81° | — | — |
| 2020 | 88° | 81° | 84° | — | — |
| 2019 | 89° | 76° | 82° | 0.56" | — |
| 2018 | 90° | 78° | 84° | — | — |
| 2017 | 88° | 77° | 82° | — | — |
| 2016 | 88° | 80° | 84° | — | — |
| 2015 | 84° | 73° | 79° | 4.06" | — |
| 2014 | 88° | 74° | 81° | 1.45" | — |
| 2013 | 86° | 79° | 82° | 0.13" | — |
| 2012 | 87° | 78° | 83° | — | — |
| 2011 | 88° | 75° | 81° | — | — |
| 2010 | 88° | 81° | 84° | — | — |
| 2009 | 88° | 82° | 85° | — | — |
| 2008 | 88° | 77° | 82° | — | — |
| 2007 | 87° | 78° | 83° | 0.08" | — |
| 2006 | 88° | 80° | 84° | — | — |
| 2005 | 89° | 77° | 83° | 0.03" | — |
| 2004 | 87° | 78° | 83° | — | — |
| 2003 | 87° | 75° | 81° | — | — |
| 2002 | 89° | 76° | 82° | 0.51" | — |
| 2001 | 87° | 77° | 82° | 0.58" | — |
| 2000 | 88° | 74° | 81° | 1.14" | — |
| 1999 | 86° | 76° | 81° | 0.58" | — |
| 1998 | 85° | 72° | 78° | 3.81" | — |
| 1997 | 86° | 78° | 82° | — | — |
| 1996 | 91° | 81° | 86° | — | — |
| 1995warmest | 93° | 81° | 87° | — | — |
| 1994 | 89° | 81° | 85° | — | — |
| 1993 | 86° | 81° | 83° | — | — |
| 1992 | 84° | 75° | 80° | 0.13" | — |
| 1991 | 88° | 81° | 84° | — | — |
| 1990 | 87° | 78° | 83° | — | — |
| 1989 | 88° | 71° | 79° | 1.8" | — |
| 1988 | 86° | 76° | 81° | — | — |
| 1987 | 87° | 80° | 84° | — | — |
| 1986 | 86° | 80° | 83° | — | — |
| 1985coldest | 79° | 67° | 73° | 7.32" | — |
| 1984 | 83° | 76° | 79° | — | — |
| 1983 | 87° | 76° | 81° | 0.66" | — |
| 1982 | 86° | 79° | 82° | — | — |
| 1981 | 87° | 78° | 83° | 0.23" | — |
| 1980 | 85° | 80° | 82° | — | — |
| 1979 | 85° | 76° | 80° | 0.58" | — |
| 1978 | 85° | 80° | 82° | — | — |
| 1977 | 85° | 75° | 80° | 0.28" | — |
| 1976 | 86° | 78° | 82° | 0.05" | — |
| 1975 | 85° | 72° | 78° | 1.07" | — |
| 1974 | 86° | 80° | 83° | — | — |
| 1973 | 87° | 75° | 81° | — | — |
| 1972 | 87° | 80° | 84° | — | — |
| 1971 | 87° | 80° | 84° | — | — |
55 years of data from MIAMI BAYFRONT PARK