Weather on March 21
Palm Bay, FL
55 Years of Data
Avg High
77°F
Avg Low
57°F
Warmest
2003
79°F avg
Coldest
1971
48°F avg
About This Date
March 21st in Palm Bay, FL typically brings pleasant spring weather, with average highs around 77°F and lows near 57°F. Over 56 years of records, the warmest March 21st was in 2003 (79°F average), while the coldest was 1971 (48°F) — a 31°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 6.2" of rain. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for March 21st in Palm Bay, FL? Great weather for outdoor activities.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 77° | 51° | 64° | — | — |
| 2025 | 63° | 48° | 55° | — | — |
| 2024 | 77° | 53° | 65° | — | — |
| 2023 | 77° | 45° | 61° | — | — |
| 2022 | 77° | 66° | 72° | — | — |
| 2021 | 71° | 54° | 62° | — | — |
| 2020 | 81° | 67° | 74° | — | — |
| 2019 | 75° | 61° | 68° | — | — |
| 2018 | 83° | 61° | 72° | 1.32" | — |
| 2017 | 72° | 56° | 64° | — | — |
| 2016 | 79° | 54° | 66° | 0.05" | — |
| 2015 | 84° | 71° | 78° | 0.08" | — |
| 2014 | 74° | 66° | 70° | — | — |
| 2013 | 76° | 54° | 65° | — | — |
| 2012 | 77° | 70° | 73° | 0.2" | — |
| 2011 | 75° | 59° | 67° | — | — |
| 2010 | 75° | 62° | 69° | 3.02" | — |
| 2009 | 77° | 67° | 72° | — | — |
| 2008 | 75° | 62° | 69° | — | — |
| 2007 | 78° | 67° | 72° | — | — |
| 2006 | 90° | 66° | 78° | — | — |
| 2005 | 76° | 60° | 68° | 0.15" | — |
| 2004 | 83° | 54° | 68° | — | — |
| 2003warmest | 87° | 72° | 79° | 0.23" | — |
| 2002 | 89° | 64° | 77° | — | — |
| 2001 | 68° | 50° | 59° | — | — |
| 2000 | 84° | 58° | 71° | — | — |
| 1999 | 83° | 56° | 69° | — | — |
| 1998 | 68° | 55° | 62° | — | — |
| 1997 | 81° | 62° | 71° | 0.43" | — |
| 1996 | 62° | 40° | 51° | — | — |
| 1995 | 81° | 52° | 66° | — | — |
| 1994 | 89° | 63° | 76° | — | — |
| 1993 | 68° | 64° | 66° | 6.2" | — |
| 1992 | 69° | 49° | 59° | — | — |
| 1991 | 78° | 53° | 66° | — | — |
| 1990 | 71° | 47° | 59° | — | — |
| 1989 | 83° | 65° | 74° | — | — |
| 1988 | 66° | 44° | 55° | — | — |
| 1987 | 71° | 55° | 63° | — | — |
| 1986 | 66° | 51° | 59° | — | — |
| 1985 | 73° | 65° | 69° | 3.81" | — |
| 1984 | 72° | 48° | 60° | 0.28" | — |
| 1983 | 76° | 55° | 65° | 0.66" | — |
| 1982 | 88° | 65° | 76° | — | — |
| 1981 | 71° | 34° | 52° | — | — |
| 1980 | 87° | 59° | 73° | — | — |
| 1979 | 81° | 54° | 67° | — | — |
| 1978 | 81° | 57° | 69° | — | — |
| 1977 | 90° | 63° | 76° | — | — |
| 1976 | 85° | 58° | 71° | — | — |
| 1975 | 78° | 50° | 64° | — | — |
| 1974 | 90° | 58° | 74° | — | — |
| 1973 | 84° | 60° | 72° | 0.74" | — |
| 1972 | 78° | 68° | 73° | 0.3" | — |
| 1971coldest | 63° | 34° | 48° | — | — |
56 years of data from MELBOURNE BEACH A1A