Weather on May 15
Port Saint Lucie, FL
55 Years of Data
About This Date
May 15th in Port Saint Lucie, FL typically brings warm spring weather, with average highs around 85°F and lows near 70°F. Over 55 years of records, the warmest May 15th was in 2015 (86°F average), while the coldest was 1977 (69°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 47% of May 15th dates historically, with the wettest May 15th recording 5.94" 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 May 15th in Port Saint Lucie, FL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 71° | 76° | — | — |
| 2024 | 91° | 77° | 84° | 0.71" | — |
| 2023 | 83° | 75° | 79° | — | — |
| 2022 | 83° | 70° | 76° | — | — |
| 2021 | 81° | 70° | 75° | — | — |
| 2020 | 80° | 75° | 78° | — | — |
| 2019 | — | 72° | — | 0.08" | — |
| 2018 | 76° | 68° | 72° | 4.95" | — |
| 2017 | — | 69° | — | — | — |
| 2016 | 89° | 71° | 80° | — | — |
| 2015warmest | 89° | 83° | 86° | 0.13" | — |
| 2014 | 83° | 76° | 79° | 0.76" | — |
| 2013 | 79° | 74° | 76° | — | — |
| 2012 | 80° | 74° | 77° | 0.08" | — |
| 2011 | 84° | 69° | 77° | 2.16" | — |
| 2010 | 88° | 74° | 81° | — | — |
| 2009 | 88° | 71° | 79° | 0.48" | — |
| 2008 | 81° | 68° | 74° | — | — |
| 2007 | 85° | 71° | 78° | 4.45" | — |
| 2006 | 90° | 68° | 79° | — | — |
| 2005 | 82° | 68° | 75° | — | — |
| 2004 | 84° | 74° | 79° | — | — |
| 2003 | 85° | 77° | 81° | — | — |
| 2002 | 92° | 73° | 82° | 2.29" | — |
| 2001 | 83° | 66° | 74° | 0.28" | — |
| 2000 | 90° | 71° | 80° | 0.28" | — |
| 1999 | 89° | 72° | 80° | 0.03" | — |
| 1998 | 83° | 72° | 77° | — | — |
| 1997 | 88° | 64° | 76° | — | — |
| 1996 | 85° | 75° | 80° | — | — |
| 1995 | 90° | 74° | 82° | — | — |
| 1994 | 87° | 77° | 82° | — | — |
| 1993 | 88° | 62° | 75° | 0.3" | — |
| 1992 | 82° | 69° | 76° | 0.25" | — |
| 1991 | 89° | 72° | 80° | 0.13" | — |
| 1990 | 85° | 76° | 80° | — | — |
| 1989 | 85° | 68° | 76° | 0.79" | — |
| 1988 | 85° | 67° | 76° | — | — |
| 1987 | 81° | 73° | 77° | — | — |
| 1986 | 80° | 60° | 70° | 4.11" | — |
| 1985 | 88° | 70° | 79° | — | — |
| 1984 | 95° | 73° | 84° | — | — |
| 1983 | 83° | 72° | 77° | — | — |
| 1982 | 81° | 59° | 70° | — | — |
| 1981 | 90° | 69° | 79° | — | — |
| 1980 | 90° | 75° | 82° | — | — |
| 1979 | 83° | 66° | 74° | 0.71" | — |
| 1978 | 87° | 62° | 75° | — | — |
| 1977coldest | 81° | 57° | 69° | 0.1" | — |
| 1976 | 83° | 66° | 74° | 3.76" | — |
| 1975 | 86° | 71° | 79° | 0.38" | — |
| 1974 | 84° | 63° | 73° | 5.94" | — |
| 1973 | 91° | 66° | 79° | 0.51" | — |
| 1972 | 89° | 71° | 80° | 1.12" | — |
| 1971 | 85° | 71° | 78° | 1.22" | — |