Weather on December 20
Port Saint Lucie, FL
55 Years of Data
Avg High
75°F
Avg Low
58°F
Warmest
2021
78°F avg
Coldest
2000
44°F avg
About This Date
December 20th in Port Saint Lucie, FL typically brings pleasant winter weather, with average highs around 75°F and lows near 58°F. Over 55 years of records, the warmest December 20th was in 2021 (78°F average), while the coldest was 2000 (44°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 18% of December 20th dates historically, with the wettest December 20th recording 2.67" of rain. The last decade has been 9.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 9.0°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Port Saint Lucie, FL? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 64° | 73° | — | — |
| 2024 | 76° | 65° | 70° | — | — |
| 2023 | 68° | 58° | 63° | — | — |
| 2022 | 72° | 57° | 64° | — | — |
| 2021warmest | 85° | 71° | 78° | — | — |
| 2020 | 80° | 49° | 64° | — | — |
| 2019 | 70° | 68° | 69° | — | — |
| 2018 | 80° | 67° | 73° | — | — |
| 2017 | 80° | 66° | 73° | — | — |
| 2016 | 85° | 68° | 76° | — | — |
| 2015 | 73° | 67° | 70° | — | — |
| 2014 | 79° | 64° | 71° | — | — |
| 2013 | 74° | 60° | 67° | — | — |
| 2012 | 78° | 69° | 74° | — | — |
| 2011 | 72° | 69° | 70° | — | — |
| 2010 | 62° | 43° | 52° | — | — |
| 2009 | 64° | 51° | 58° | — | — |
| 2008 | 76° | 59° | 67° | — | — |
| 2007 | 75° | 62° | 69° | 0.05" | — |
| 2006 | 78° | 71° | 75° | 0.05" | — |
| 2005 | 69° | 62° | 66° | 0.89" | — |
| 2004 | 74° | 46° | 60° | — | — |
| 2003 | 61° | 47° | 54° | — | — |
| 2002 | 78° | 63° | 70° | — | — |
| 2001 | 79° | 52° | 65° | — | — |
| 2000coldest | 52° | 36° | 44° | — | — |
| 1999 | 81° | 62° | 71° | 0.86" | — |
| 1998 | 82° | 65° | 73° | 0.25" | — |
| 1997 | 70° | 59° | 64° | — | — |
| 1996 | 53° | 39° | 46° | — | — |
| 1995 | 75° | 62° | 69° | — | — |
| 1994 | 75° | 54° | 64° | — | — |
| 1993 | 77° | 55° | 66° | 0.61" | — |
| 1992 | 83° | 69° | 76° | 0.05" | — |
| 1991 | 72° | 59° | 65° | — | — |
| 1990 | 79° | 64° | 71° | — | — |
| 1989 | 75° | 57° | 66° | 2.67" | — |
| 1988 | 74° | 49° | 61° | — | — |
| 1987 | 78° | 62° | 70° | — | — |
| 1986 | 82° | 63° | 72° | — | — |
| 1985 | 75° | 52° | 63° | — | — |
| 1984 | 74° | 58° | 66° | 0.3" | — |
| 1983 | 80° | 66° | 73° | — | — |
| 1982 | 70° | 50° | 60° | — | — |
| 1981 | 60° | 32° | 46° | — | — |
| 1980 | 70° | 58° | 64° | — | — |
| 1979 | 76° | 51° | 63° | — | — |
| 1978 | 79° | 57° | 68° | — | — |
| 1977 | 75° | 47° | 61° | — | — |
| 1976 | 79° | 57° | 68° | — | — |
| 1975 | 72° | 52° | 62° | — | — |
| 1974 | 77° | 60° | 69° | — | — |
| 1973 | 74° | 60° | 67° | 0.89" | — |
| 1972 | 80° | 55° | 68° | — | — |
| 1971 | 81° | 57° | 69° | — | — |
55 years of data from NETTLES IS