Weather on May 21
Hialeah, FL
55 Years of Data
Avg High
87°F
Avg Low
72°F
Warmest
1997
86°F avg
Coldest
1986
68°F avg
About This Date
May 21st in Hialeah, FL typically brings warm spring weather, with average highs around 87°F and lows near 72°F. Over 55 years of records, the warmest May 21st was in 1997 (86°F average), while the coldest was 1986 (68°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 21st dates historically, with the wettest May 21st recording 10.11" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 21st in Hialeah, 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 | 94° | 78° | 86° | — | — |
| 2024 | 95° | 76° | 85° | — | — |
| 2023 | 87° | 76° | 81° | 0.03" | — |
| 2022 | 90° | 76° | 83° | 0.08" | — |
| 2021 | 83° | 73° | 78° | — | — |
| 2020 | 91° | 77° | 84° | — | — |
| 2019 | 84° | 71° | 78° | 1.55" | — |
| 2018 | 80° | 71° | 76° | 2.41" | — |
| 2017 | 86° | 78° | 82° | — | — |
| 2016 | 88° | 76° | 82° | — | — |
| 2015 | 89° | 76° | 82° | — | — |
| 2014 | 83° | 72° | 77° | — | — |
| 2013 | 85° | 68° | 76° | 9.75" | — |
| 2012 | 85° | 70° | 77° | 0.74" | — |
| 2011 | 89° | 77° | 83° | — | — |
| 2010 | 85° | 75° | 80° | 0.51" | — |
| 2009 | 84° | 71° | 78° | 0.25" | — |
| 2008 | 92° | 74° | 83° | — | — |
| 2007 | 81° | 58° | 69° | 1.55" | — |
| 2006 | 89° | 72° | 80° | — | — |
| 2005 | 84° | 72° | 78° | — | — |
| 2004 | 84° | 75° | 80° | — | — |
| 2003 | 88° | 76° | 82° | 0.13" | — |
| 2002 | 91° | 69° | 80° | 0.56" | — |
| 2001 | 86° | 78° | 82° | — | — |
| 2000 | 89° | 80° | 85° | — | — |
| 1999 | 89° | 76° | 82° | — | — |
| 1998 | 89° | 76° | 82° | 0.03" | — |
| 1997warmest | 93° | 78° | 86° | — | — |
| 1996 | 80° | 72° | 76° | 10.11" | — |
| 1995 | 90° | 72° | 81° | 0.08" | — |
| 1994 | 86° | 65° | 75° | — | — |
| 1993 | 90° | 68° | 79° | — | — |
| 1992 | 86° | 71° | 79° | 0.08" | — |
| 1991 | 84° | 73° | 79° | 0.28" | — |
| 1990 | 89° | 71° | 80° | 0.03" | — |
| 1989 | 90° | 70° | 80° | — | — |
| 1988 | 91° | 71° | 81° | — | — |
| 1987 | 85° | 66° | 75° | — | — |
| 1986coldest | 85° | 51° | 68° | 0.81" | — |
| 1985 | 92° | 70° | 81° | — | — |
| 1984 | 87° | 77° | 82° | — | — |
| 1983 | 85° | 76° | 80° | — | — |
| 1982 | 87° | 73° | 80° | — | — |
| 1981 | 90° | 72° | 81° | 0.79" | — |
| 1980 | 89° | 74° | 81° | 0.33" | — |
| 1979 | 84° | 72° | 78° | — | — |
| 1978 | 84° | 72° | 78° | 0.13" | — |
| 1977 | 81° | 70° | 75° | — | — |
| 1976 | 86° | 72° | 79° | 0.84" | — |
| 1975 | — | 72° | — | — | — |
| 1974 | 85° | 78° | 81° | 0.1" | — |
| 1973 | 86° | 69° | 78° | — | — |
| 1972 | 85° | 69° | 77° | 1.83" | — |
| 1971 | 86° | 68° | 77° | — | — |
55 years of data from HIALEAH