Weather on September 18
Cape Coral, FL
55 Years of Data
About This Date
September 18th in Cape Coral, FL typically brings hot fall weather, with average highs around 91°F and lows near 74°F. Over 55 years of records, the warmest September 18th was in 1979 (86°F average), while the coldest was 1985 (76°F) — a 10°F range across recorded history. Rain or other precipitation has occurred on about 51% of September 18th dates historically, with the wettest September 18th recording 10.11" 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 18th in Cape Coral, FL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 73° | 80° | 3.51" | — |
| 2024 | 91° | 75° | 83° | 1.68" | — |
| 2023 | 92° | 76° | 84° | 0.74" | — |
| 2022 | 90° | 73° | 81° | — | — |
| 2021 | 90° | 74° | 82° | — | — |
| 2020 | 90° | 77° | 83° | 2.41" | — |
| 2019 | 93° | 75° | 84° | 0.89" | — |
| 2018 | 94° | 76° | 85° | — | — |
| 2017 | 91° | 75° | 83° | 0.05" | — |
| 2016 | 91° | 76° | 83° | 0.08" | — |
| 2015 | 84° | 74° | 79° | 0.05" | — |
| 2014 | 91° | 74° | 82° | 0.05" | — |
| 2013 | 88° | 73° | 80° | 0.2" | — |
| 2012 | 89° | 75° | 82° | 1.88" | — |
| 2011 | 92° | 74° | 83° | 0.03" | — |
| 2010 | 91° | 75° | 83° | — | — |
| 2009 | 93° | 75° | 84° | — | — |
| 2008 | 91° | 74° | 82° | — | — |
| 2007 | 91° | 74° | 82° | — | — |
| 2006 | 88° | 75° | 81° | 0.36" | — |
| 2005 | 94° | 75° | 84° | — | — |
| 2004 | 90° | 77° | 83° | 0.03" | — |
| 2003 | 90° | 72° | 81° | — | — |
| 2002 | 92° | 75° | 83° | — | — |
| 2001 | 88° | 73° | 80° | — | — |
| 2000 | 88° | 71° | 79° | — | — |
| 1999 | 87° | 73° | 80° | 2.21" | — |
| 1998 | 84° | 73° | 79° | 0.74" | — |
| 1997 | 92° | 77° | 84° | — | — |
| 1996 | 93° | 78° | 86° | — | — |
| 1995 | 92° | 77° | 84° | — | — |
| 1994 | 91° | 75° | 83° | — | — |
| 1993 | 93° | 76° | 84° | 0.13" | — |
| 1992 | 91° | 72° | 81° | 0.36" | — |
| 1991 | 95° | 75° | 85° | — | — |
| 1990 | 96° | 76° | 86° | 3.68" | — |
| 1989 | 91° | 72° | 81° | — | — |
| 1988 | 94° | 75° | 84° | — | — |
| 1987 | 94° | 75° | 84° | — | — |
| 1986 | 92° | 73° | 82° | 0.48" | — |
| 1985coldest | 83° | 69° | 76° | 10.11" | — |
| 1984 | 91° | 74° | 82° | 3.33" | — |
| 1983 | 88° | 73° | 80° | 0.05" | — |
| 1982 | 91° | 73° | 82° | — | — |
| 1981 | 85° | 73° | 79° | 0.84" | — |
| 1980 | 93° | 78° | 86° | — | — |
| 1979warmest | 93° | 78° | 86° | — | — |
| 1978 | 92° | 75° | 83° | — | — |
| 1977 | 89° | 74° | 81° | 4.14" | — |
| 1976 | 84° | 72° | 78° | 0.48" | — |
| 1975 | 91° | 72° | 81° | 0.64" | — |
| 1974 | 91° | 74° | 82° | — | — |
| 1973 | 91° | 75° | 83° | 0.79" | — |
| 1972 | 93° | 73° | 83° | — | — |
| 1971 | 90° | 74° | 82° | — | — |