Weather on May 20
Port Saint Lucie, FL
55 Years of Data
Avg High
86°F
Avg Low
71°F
Warmest
2015
86°F avg
Coldest
1971
70°F avg
About This Date
May 20th in Port Saint Lucie, FL typically brings warm spring weather, with average highs around 86°F and lows near 71°F. Over 55 years of records, the warmest May 20th was in 2015 (86°F average), while the coldest was 1971 (70°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 20th dates historically, with the wettest May 20th recording 7.9" of rain. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for May 20th in Port Saint Lucie, FL? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 77° | 82° | — | — |
| 2024 | 95° | 73° | 84° | 5.03" | — |
| 2023 | 85° | 74° | 79° | — | — |
| 2022 | 90° | 74° | 82° | 0.18" | — |
| 2021 | 81° | 73° | 77° | 0.25" | — |
| 2020 | 92° | 70° | 81° | 0.43" | — |
| 2019 | 84° | 73° | 79° | — | — |
| 2018 | 83° | 69° | 76° | 7.9" | — |
| 2017 | 85° | 76° | 80° | — | — |
| 2016 | 89° | 70° | 79° | 5.92" | — |
| 2015warmest | 89° | 82° | 86° | — | — |
| 2014 | 83° | 74° | 78° | — | — |
| 2013 | 80° | 76° | 78° | — | — |
| 2012 | 83° | 73° | 78° | 0.51" | — |
| 2011 | 83° | 71° | 77° | — | — |
| 2010 | 87° | 70° | 78° | 0.18" | — |
| 2009 | 79° | 68° | 73° | 2.49" | — |
| 2008 | 91° | 74° | 82° | — | — |
| 2007 | 83° | 73° | 78° | — | — |
| 2006 | 89° | 67° | 78° | — | — |
| 2005 | 87° | 71° | 79° | — | — |
| 2004 | 79° | 73° | 76° | — | — |
| 2003 | 85° | 78° | 81° | — | — |
| 2002 | 74° | 69° | 71° | 3.35" | — |
| 2001 | 86° | 67° | 76° | — | — |
| 2000 | 84° | 64° | 74° | — | — |
| 1999 | 82° | 68° | 75° | — | — |
| 1998 | 86° | 70° | 78° | — | — |
| 1997 | 92° | 71° | 81° | 0.3" | — |
| 1996 | 89° | 72° | 80° | — | — |
| 1995 | 95° | 71° | 83° | 2.79" | — |
| 1994 | 83° | 66° | 74° | 2.51" | — |
| 1993 | 87° | 69° | 78° | 0.56" | — |
| 1992 | 83° | 71° | 77° | — | — |
| 1991 | 83° | 72° | 77° | 2.74" | — |
| 1990 | 85° | 71° | 78° | — | — |
| 1989 | 84° | 64° | 74° | 0.46" | — |
| 1988 | 88° | 72° | 80° | 0.05" | — |
| 1987 | 84° | 69° | 77° | — | — |
| 1986 | 83° | 71° | 77° | — | — |
| 1985 | 92° | 62° | 77° | — | — |
| 1984 | 83° | 70° | 76° | — | — |
| 1983 | 84° | 77° | 81° | — | — |
| 1982 | 83° | 67° | 75° | 1.4" | — |
| 1981 | 89° | 71° | 80° | 0.41" | — |
| 1980 | 94° | 77° | 85° | — | — |
| 1979 | 81° | 69° | 75° | — | — |
| 1978 | 85° | 67° | 76° | — | — |
| 1977 | 83° | 71° | 77° | — | — |
| 1976 | 82° | 73° | 78° | — | — |
| 1975 | 88° | 69° | 78° | 0.03" | — |
| 1974 | 82° | 73° | 78° | — | — |
| 1973 | 90° | 72° | 81° | — | — |
| 1972 | 85° | 61° | 73° | 2.18" | — |
| 1971coldest | 85° | 56° | 70° | — | — |
55 years of data from NETTLES IS