Weather on March 21
West Palm Beach, FL
55 Years of Data
About This Date
March 21st in West Palm Beach, FL typically brings pleasant spring weather, with average highs around 79°F and lows near 61°F. Over 56 years of records, the warmest March 21st was in 2003 (83°F average), while the coldest was 1971 (55°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 25% of March 21st dates historically, with the wettest March 21st recording 14.17" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for March 21st in West Palm Beach, FL? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 80° | 57° | 69° | — | — |
| 2025 | 69° | 54° | 61° | — | — |
| 2024 | 80° | 63° | 71° | — | — |
| 2023 | 81° | 57° | 69° | — | — |
| 2022 | 79° | 71° | 75° | — | — |
| 2021 | 76° | 58° | 67° | — | — |
| 2020 | 85° | 75° | 80° | — | — |
| 2019 | 77° | 60° | 69° | — | — |
| 2018 | 78° | 56° | 67° | — | — |
| 2017 | 76° | 57° | 66° | — | — |
| 2016 | 71° | 55° | 63° | 0.1" | — |
| 2015 | 88° | 69° | 78° | — | — |
| 2014 | 83° | 63° | 73° | — | — |
| 2013 | 75° | 56° | 65° | — | — |
| 2012 | 82° | 69° | 76° | 1.22" | — |
| 2011 | 79° | 70° | 74° | 0.03" | — |
| 2010 | 81° | 66° | 73° | 1.42" | — |
| 2009 | 74° | 62° | 68° | 0.71" | — |
| 2008 | 77° | 69° | 73° | — | — |
| 2007 | 79° | 68° | 73° | — | — |
| 2006 | 91° | 71° | 81° | — | — |
| 2005 | 80° | 62° | 71° | — | — |
| 2004 | 81° | 61° | 71° | — | — |
| 2003warmest | 92° | 74° | 83° | 1.27" | — |
| 2002 | 86° | 66° | 76° | — | — |
| 2001 | 71° | 55° | 63° | — | — |
| 2000 | 83° | 63° | 73° | — | — |
| 1999 | 84° | 63° | 73° | — | — |
| 1998 | 73° | 56° | 64° | — | — |
| 1997 | 81° | 63° | 72° | 1.63" | — |
| 1996 | 65° | 47° | 56° | — | — |
| 1995 | 81° | 57° | 69° | — | — |
| 1994 | 89° | 67° | 78° | 0.03" | — |
| 1993 | 76° | 66° | 71° | 14.17" | — |
| 1992 | 74° | 52° | 63° | — | — |
| 1991 | 80° | 64° | 72° | — | — |
| 1990 | 75° | 55° | 65° | — | — |
| 1989 | 83° | 65° | 74° | — | — |
| 1988 | 72° | 47° | 59° | — | — |
| 1987 | 78° | 62° | 70° | — | — |
| 1986 | 73° | 54° | 63° | 1.37" | — |
| 1985 | 74° | 68° | 71° | 8.03" | — |
| 1984 | 73° | 53° | 63° | 1.32" | — |
| 1983 | 81° | 60° | 70° | — | — |
| 1982 | 85° | 66° | 75° | — | — |
| 1981 | 72° | 42° | 57° | — | — |
| 1980 | 89° | 63° | 76° | — | — |
| 1979 | 81° | 55° | 68° | — | — |
| 1978 | 81° | 68° | 74° | 0.1" | — |
| 1977 | 86° | 67° | 76° | — | — |
| 1976 | 82° | 63° | 72° | — | — |
| 1975 | 78° | 52° | 65° | — | — |
| 1974 | 88° | 66° | 77° | — | — |
| 1973 | 85° | 70° | 77° | 0.86" | — |
| 1972 | 80° | 71° | 76° | — | — |
| 1971coldest | 70° | 41° | 55° | — | — |
West Palm Beach, FL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
West Palm Beach, FL Monthly Precipitation
Average rainfall per month, in inches.
West Palm Beach, FL Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit West Palm Beach, FL
West Palm Beach, FL has no months that meet our "pleasant" threshold — every season has tradeoffs.