Miami March 21 Weather Records

Daily averages and all-time records for weather in Miami, Florida for the date of March 21.
March 21 All-Time Records
1931–2023
Highest temperature 91 °F 2003
Lowest temperature 42 °F 1956
Lowest daily high 66 °F 1958
Highest daily low 78 °F 2003
Most precipitation 1.5 inches 1961
March 21 Average Weather
1991–2020 1
Average high 81.4 °F
Average low 66.3 °F
Chance precipitation 21.4%
Miami March 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 80 62 0.00 0.0
2022 79 72 0.00 0.0
2021 78 60 0.00 n/a
2020 85 74 0.00 n/a
2019 79 63 0.00 n/a
2018 81 60 0.00 n/a
2017 79 63 0.00 n/a
2016 74 58 0.01 n/a
2015 86 68 0.00 n/a
2014 82 64 0.00 n/a
2013 78 64 0.00 n/a
2012 83 74 0.00 n/a
2011 80 69 0.00 n/a
2010 83 68 0.00 n/a
2009 79 65 0.05 n/a
2008 79 71 0.00 n/a
2007 79 68 0.02 n/a
2006 89 73 0.00 n/a
2005 82 64 0.00 n/a
2004 82 64 0.00 n/a
2003 91 78 0.00 n/a
2002 85 69 0.00 n/a
2001 76 61 0.00 0.0
2000 84 69 0.00 0.0
1999 83 67 0.00 0.0
1998 76 62 0.00 0.0
1997 80 66 0.24 0.0
1996 67 51 0.00 0.0
1995 83 64 0.00 0.0
1994 91 70 0.00 0.0
1993 82 69 0.00 0.0
1992 77 54 0.00 0.0
1991 79 66 0.00 0.0
1990 77 59 0.00 0.0
1989 83 69 0.00 0.0
1988 73 51 0.00 0.0
1987 85 66 0.00 0.0
1986 74 56 0.48 0.0
1985 76 68 0.35 0.0
1984 75 59 0.06 0.0
1983 81 60 0.00 0.0
1982 87 67 0.00 0.0
1981 73 52 0.00 0.0
1980 87 70 0.00 0.0
1979 80 58 0.00 0.0
1978 77 70 0.00 0.0
1977 83 75 0.00 0.0
1976 82 73 0.00 0.0
1975 78 57 0.00 0.0
1974 86 71 0.00 0.0
1973 79 69 0.43 0.0
1972 79 71 0.00 0.0
1971 73 46 0.00 0.0
1970 82 68 0.00 0.0
1969 78 61 0.00 0.0
1968 77 61 0.00 0.0
1967 77 67 0.00 0.0
1966 80 58 0.00 0.0
1965 76 64 0.00 0.0
1964 84 64 0.34 0.0
1963 76 56 0.00 0.0
1962 86 70 0.00 0.0
1961 84 70 1.48 0.0
1960 74 51 0.00 0.0
1959 83 64 0.47 0.0
1958 66 49 0.00 0.0
1957 81 63 0.00 0.0
1956 74 42 0.00 0.0
1955 82 72 0.00 0.0
1954 84 66 0.23 0.0
1953 84 72 0.00 0.0
1952 82 71 0.00 0.0
1951 82 57 0.00 0.0
1950 84 72 0.00 0.0
1949 76 69 0.01 0.0
1948 83 73 0.00 0.0
1947 82 53 0.00 n/a
1946 78 48 0.00 n/a
1945 84 68 0.00 n/a
1944 89 69 0.00 n/a
1943 84 74 0.00 n/a
1940 80 64 0.17 n/a
1939 78 53 0.00 n/a
1938 n/a 74 0.00 n/a
1937 83 67 0.00 n/a
1936 78 46 0.00 n/a
1935 82 70 0.00 n/a
1934 78 49 0.00 n/a
1933 85 67 0.45 n/a
1932 81 71 0.00 n/a
1931 73 n/a 0.00 n/a
What's the all-time high for Miami on 3/21?
For the date of Mar 21, the highest temperature ever reached in Miami history is 91 °F which has happened 2 times, most recently in 2003.
Highest Temperatures in Miami on March 21
Rank Temperature Year
1 91 °F 1994
1 91 °F 2003
3 89 °F 1944
3 89 °F 2006
5 87 °F 1982
5 87 °F 1980
7 86 °F 1974
7 86 °F 1962
7 86 °F 2015
10 85 °F 2020
10 85 °F 2002
10 85 °F 1933
10 85 °F 1987
What's the all-time low for Miami on 3/21?
For the date of Mar 21, the lowest temperature ever reached in Miami history is 42 °F which happened in 1956.
Lowest Temperatures in Miami on March 21
Rank Temperature Year
1 42 °F 1956
2 46 °F 1936
2 46 °F 1971
4 48 °F 1946
5 49 °F 1958
5 49 °F 1934
7 51 °F 1960
7 51 °F 1988
7 51 °F 1996
10 52 °F 1981
Lowest High Temperatures in Miami on March 21
Rank Temperature Year
1 66 °F 1958
2 67 °F 1996
3 73 °F 1931
3 73 °F 1971
3 73 °F 1981
3 73 °F 1988
7 74 °F 2016
7 74 °F 1986
7 74 °F 1956
7 74 °F 1960
What's the most it has ever rained in Miami on 3/21?
For the date of Mar 21, the most precipitation ever recorded in Miami history is 1.48 inches which happened in 1961.
All-Time Most Precipitation in Miami on March 21
Rank Precipitation Year
1 1.48 inches 1961
2 0.48 inches 1986
3 0.47 inches 1959
4 0.45 inches 1933
5 0.43 inches 1973
6 0.35 inches 1985
7 0.34 inches 1964
8 0.24 inches 1997
9 0.23 inches 1954
10 0.17 inches 1940
Weather Station Details
Years Station Coordinates
1948–2023 Miami International Airport location
1931–1947 Miami SSW location