Hartford December 21 Weather Records

Daily averages and all-time records for weather in Hartford, Connecticut for the date of December 21.
December 21 All-Time Records
1920–2024
Highest temperature 63 °F 2018
Lowest temperature -6 °F 1942
Lowest daily high 10 °F 1955
Highest daily low 46 °F 1957
Most precipitation 2.96 inches 1973
Most snow 5.0 inches 2008
December 21 Average Weather
1991–2020 1
Average high 39.2 °F
Average low 23.3 °F
Chance precipitation 37.9%
Chance snow 15.4%
Hartford December 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 38 23 0.00 0.0
2022 39 20 0.00 0.0
2021 44 25 0.00 0.0
2020 37 27 0.00 0.0
2019 29 14 0.00 0.0
2018 63 36 2.22 0.0
2017 37 26 0.00 0.0
2016 39 16 0.00 0.0
2015 52 28 0.00 0.0
2014 34 31 0.04 0.6
2013 53 39 0.00 0.0
2012 56 35 0.82 0.0
2011 55 34 0.69 0.0
2010 38 27 0.00 0.0
2009 32 21 0.00 0.0
2008 28 17 0.33 5.0
2007 33 29 0.00 0.0
2006 52 33 0.00 0.0
2005 30 13 0.00 0.0
2004 28 -1 0.00 0.0
2003 35 17 0.00 0.0
2002 44 31 0.00 0.0
2001 38 29 0.00 0.0
2000 30 10 0.00 0.0
1999 43 33 0.02 n/a
1998 49 37 0.01 n/a
1997 34 18 0.00 n/a
1996 33 17 0.00 n/a
1995 29 15 0.04 0.4
1994 54 24 0.00 0.0
1993 56 32 0.81 0.0
1992 34 20 0.00 0.0
1991 40 29 0.06 0.4
1990 41 31 0.16 0.0
1989 19 1 0.00 0.0
1988 51 34 0.00 0.0
1987 46 28 0.00 0.0
1986 36 20 0.00 0.0
1985 29 14 0.00 0.2
1984 33 24 0.40 0.5
1983 21 0 0.00 0.0
1982 36 30 0.00 0.0
1981 33 2 0.00 0.0
1980 24 -1 0.00 0.0
1979 31 17 0.00 0.0
1978 44 29 0.48 0.0
1977 44 32 1.48 1.8
1976 38 13 0.00 0.0
1975 23 13 0.14 2.6
1974 34 27 0.00 0.0
1973 57 21 2.96 0.0
1972 29 22 0.20 0.3
1971 41 28 0.00 0.0
1970 32 20 0.00 0.0
1969 32 12 0.00 0.0
1968 36 28 0.00 0.0
1967 50 22 0.00 0.0
1966 32 16 0.08 0.6
1965 35 8 0.00 0.0
1964 31 16 0.00 0.0
1963 16 1 0.00 0.0
1962 16 -2 0.04 0.6
1961 33 25 0.00 0.0
1960 41 21 1.06 0.8
1959 25 12 0.08 2.2
1958 18 2 0.00 0.0
1957 60 46 1.54 0.0
1956 38 29 0.15 0.0
1955 10 -4 0.00 0.0
1954 24 18 0.09 2.6
1953 55 35 0.00 0.0
1952 37 29 0.01 0.0
1951 53 31 0.78 0.0
1950 35 8 0.00 0.0
1949 50 32 0.00 0.0
1948 30 11 0.04 0.4
1947 40 15 0.00 0.0
1946 37 32 1.36 0.0
1945 23 -1 n/a n/a
1944 35 12 0.00 0.0
1943 46 23 0.00 0.0
1942 16 -6 0.00 0.0
1941 22 8 0.00 0.0
1940 45 34 0.00 0.0
1939 40 31 0.01 n/a
1938 30 25 0.03 0.4
1937 31 24 0.00 0.0
1936 40 34 0.00 n/a
1935 21 11 0.00 n/a
1934 41 32 0.00 n/a
1933 40 29 0.03 n/a
1932 41 15 0.00 n/a
1931 41 16 0.00 n/a
1930 42 30 0.00 n/a
1929 30 21 0.00 n/a
1928 40 21 0.00 n/a
1927 40 31 0.00 n/a
1926 44 30 0.00 0.0
1925 45 36 0.38 0.0
1924 18 2 0.00 0.0
1923 58 40 0.00 0.0
1922 34 22 0.02 n/a
1921 37 6 0.01 0.0
1920 36 22 0.00 0.0
What's the all-time high for Hartford on 12/21?
For the date of Dec 21, the highest temperature ever reached in Hartford history is 63 °F which happened in 2018.
Highest Temperatures in Hartford on December 21
Rank Temperature Year
1 63 °F 2018
2 60 °F 1957
3 58 °F 1923
4 57 °F 1973
5 56 °F 2012
5 56 °F 1993
7 55 °F 2011
7 55 °F 1953
9 54 °F 1994
10 53 °F 2013
10 53 °F 1951
What's the all-time low for Hartford on 12/21?
For the date of Dec 21, the lowest temperature ever reached in Hartford history is -6 °F which happened in 1942.
Lowest Temperatures in Hartford on December 21
Rank Temperature Year
1 -6 °F 1942
2 -4 °F 1955
3 -2 °F 1962
4 -1 °F 2004
4 -1 °F 1945
4 -1 °F 1980
7 0 °F 1983
8 1 °F 1989
8 1 °F 1963
10 2 °F 1981
10 2 °F 1958
10 2 °F 1924
Lowest High Temperatures in Hartford on December 21
Rank Temperature Year
1 10 °F 1955
2 16 °F 1942
2 16 °F 1962
2 16 °F 1963
5 18 °F 1958
5 18 °F 1924
7 19 °F 1989
8 21 °F 1983
8 21 °F 1935
10 22 °F 1941
What's the most it has ever rained in Hartford on 12/21?
For the date of Dec 21, the most precipitation ever recorded in Hartford history is 2.96 inches which happened in 1973.
All-Time Most Precipitation in Hartford on December 21
Rank Precipitation Year
1 2.96 inches 1973
2 2.22 inches 2018
3 1.54 inches 1957
4 1.48 inches 1977
5 1.36 inches 1946
6 1.06 inches 1960
7 0.82 inches 2012
8 0.81 inches 1993
9 0.78 inches 1951
10 0.69 inches 2011
All-Time Most Snow in Hartford on December 21
Rank Precipitation Year
1 5.0 inches 2008
2 2.6 inches 1954
2 2.6 inches 1975
4 2.2 inches 1959
5 1.8 inches 1977
6 0.8 inches 1960
7 0.6 inches 1966
7 0.6 inches 1962
7 0.6 inches 2014
10 0.5 inches 1984
Weather Station Details
Years Station Coordinates
1949–2024 Hartford International Airport location
1920–1948 Hartford Brainard Field location