Weather on January 21
Port Saint Lucie, FL
55 Years of Data
Avg High
73°F
Avg Low
55°F
Warmest
1988
76°F avg
Coldest
1977
48°F avg
About This Date
January 21st in Port Saint Lucie, FL typically brings pleasant winter weather, with average highs around 73°F and lows near 55°F. Over 56 years of records, the warmest January 21st was in 1988 (76°F average), while the coldest was 1977 (48°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 23% of January 21st dates historically, with the wettest January 21st recording 2.87" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for January 21st in Port Saint Lucie, FL? Great weather for outdoor activities.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 68° | 49° | 58° | — | — |
| 2025 | 66° | 58° | 62° | 0.46" | — |
| 2024 | 63° | 49° | 56° | — | — |
| 2023 | 82° | 66° | 74° | — | — |
| 2022 | 73° | 53° | 63° | — | — |
| 2021 | 70° | 54° | 62° | — | — |
| 2020 | 64° | 51° | 58° | — | — |
| 2019 | 69° | 43° | 56° | — | — |
| 2018 | 67° | 56° | 61° | 0.03" | — |
| 2017 | 82° | 62° | 72° | — | — |
| 2016 | 67° | 51° | 59° | — | — |
| 2015 | 72° | 65° | 68° | — | — |
| 2014 | 77° | 58° | 67° | — | — |
| 2013 | 75° | 65° | 70° | — | — |
| 2012 | 71° | 61° | 66° | — | — |
| 2011 | 74° | 68° | 71° | — | — |
| 2010 | 71° | 53° | 62° | — | — |
| 2009 | 61° | 36° | 48° | — | — |
| 2008 | 66° | 57° | 62° | — | — |
| 2007 | 70° | 64° | 67° | — | — |
| 2006 | 78° | 70° | 74° | — | — |
| 2005 | 66° | 53° | 60° | — | — |
| 2004 | 64° | 52° | 58° | — | — |
| 2003 | 68° | 44° | 56° | — | — |
| 2002 | 86° | 57° | 72° | 0.08" | — |
| 2001 | 73° | 37° | 55° | — | — |
| 2000 | 78° | 46° | 62° | — | — |
| 1999 | 79° | 62° | 70° | — | — |
| 1998 | 72° | 60° | 66° | — | — |
| 1997 | 77° | 43° | 60° | — | — |
| 1996 | 78° | 66° | 72° | 0.56" | — |
| 1995 | 63° | 47° | 55° | — | — |
| 1994 | 72° | 51° | 61° | 0.56" | — |
| 1993 | 77° | 69° | 73° | — | — |
| 1992 | 76° | 46° | 61° | — | — |
| 1991 | 79° | 53° | 66° | 0.3" | — |
| 1990 | 85° | 66° | 75° | — | — |
| 1989 | 76° | 65° | 70° | 2.87" | — |
| 1988warmest | 82° | 69° | 76° | — | — |
| 1987 | 82° | 67° | 74° | — | — |
| 1986 | 72° | 46° | 59° | — | — |
| 1985 | 73° | 24° | 49° | — | — |
| 1984 | 65° | 55° | 60° | 0.1" | — |
| 1983 | 80° | 59° | 70° | 0.79" | — |
| 1982 | 82° | 56° | 69° | — | — |
| 1981 | 76° | 58° | 67° | 0.18" | — |
| 1980 | 77° | 54° | 65° | — | — |
| 1979 | 76° | 58° | 67° | 1.57" | — |
| 1978 | 67° | 46° | 56° | — | — |
| 1977coldest | 61° | 36° | 48° | — | — |
| 1976 | 72° | 55° | 63° | 0.15" | — |
| 1975 | 80° | 57° | 69° | 0.25" | — |
| 1974 | 84° | 58° | 71° | — | — |
| 1973 | 77° | 67° | 72° | — | — |
| 1972 | 81° | 58° | 69° | — | — |
| 1971 | 63° | 35° | 49° | — | — |
56 years of data from NETTLES IS