Hartford May 18 Weather Records

Daily averages and all-time records for weather in Hartford, Connecticut for the date of May 18.
May 18 All-Time Records
1920–2024
Highest temperature 96 °F 2017
Lowest temperature 31 °F 2023
Lowest daily high 48 °F 2007
Highest daily low 67 °F 2017
Most precipitation 1.94 inches 1922
Most snow none -
May 18 Average Weather
1991–2020 1
Average high 72.3 °F
Average low 48.9 °F
Chance precipitation 39.7%
Chance snow 0%
Hartford May 18 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 67 31 0.00 0.0
2022 74 50 0.00 0.0
2021 83 47 0.00 0.0
2020 67 50 0.00 0.0
2019 77 50 0.00 0.0
2018 69 46 0.00 0.0
2017 96 67 0.03 0.0
2016 72 47 0.00 0.0
2015 80 57 0.00 0.0
2014 70 44 0.00 0.0
2013 72 41 0.00 0.0
2012 74 43 0.00 0.0
2011 64 51 0.62 0.0
2010 60 49 0.70 0.0
2009 56 42 0.00 0.0
2008 69 50 0.01 0.0
2007 48 45 0.12 0.0
2006 76 52 0.00 0.0
2005 67 46 0.00 0.0
2004 78 55 0.18 0.0
2003 75 34 0.00 0.0
2002 52 37 1.07 n/a
2001 59 53 0.00 n/a
2000 72 54 0.49 n/a
1999 69 47 0.04 n/a
1998 84 48 0.00 n/a
1997 69 43 0.00 n/a
1996 66 50 0.05 n/a
1995 68 56 0.01 0.0
1994 64 44 0.03 0.0
1993 62 44 0.13 0.0
1992 71 52 0.01 0.0
1991 68 47 0.03 0.0
1990 68 46 0.15 0.0
1989 87 50 0.00 0.0
1988 64 55 0.06 0.0
1987 81 53 0.03 0.0
1986 87 52 0.00 0.0
1985 65 47 0.73 0.0
1984 70 31 0.00 0.0
1983 66 34 0.00 0.0
1982 76 46 0.00 0.0
1981 66 41 0.00 0.0
1980 60 52 0.12 0.0
1979 71 52 0.13 0.0
1978 60 50 0.18 0.0
1977 85 63 0.40 0.0
1976 74 48 0.17 0.0
1975 77 50 0.00 0.0
1974 82 57 0.00 0.0
1973 59 46 1.05 0.0
1972 82 55 0.00 0.0
1971 84 48 0.00 0.0
1970 55 49 1.43 0.0
1969 81 58 0.00 0.0
1968 62 46 0.30 0.0
1967 77 49 0.00 0.0
1966 61 48 0.05 0.0
1965 71 53 0.00 0.0
1964 79 48 0.00 0.0
1963 59 54 0.68 0.0
1962 86 50 0.03 0.0
1961 66 42 0.00 0.0
1960 62 52 0.61 0.0
1959 73 44 0.00 0.0
1958 70 50 0.00 0.0
1957 63 47 0.06 0.0
1956 51 42 0.12 0.0
1955 74 37 0.00 0.0
1954 75 49 0.00 0.0
1953 82 53 0.08 0.0
1952 65 46 0.19 0.0
1951 66 45 0.00 0.0
1950 55 47 0.14 0.0
1949 86 52 0.00 0.0
1948 66 53 0.04 0.0
1947 59 50 0.16 0.0
1946 54 45 0.18 0.0
1945 71 57 1.11 0.0
1944 68 44 0.00 0.0
1943 82 61 0.73 0.0
1942 66 54 0.00 0.0
1941 67 48 0.00 0.0
1940 65 45 0.00 0.0
1939 67 52 0.00 n/a
1938 71 46 0.00 0.0
1937 68 51 0.00 0.0
1936 90 56 0.00 n/a
1935 65 44 0.00 n/a
1934 76 49 0.00 n/a
1933 81 46 0.00 n/a
1932 66 50 0.00 n/a
1931 68 45 0.00 n/a
1930 56 48 0.02 n/a
1929 72 45 0.00 n/a
1928 60 56 0.73 n/a
1927 68 49 0.00 0.0
1926 81 58 0.00 0.0
1925 68 48 0.00 0.0
1924 73 54 0.11 0.0
1923 69 46 0.00 0.0
1922 67 51 1.94 0.0
1921 75 47 0.00 0.0
1920 73 52 0.00 n/a
What's the all-time high for Hartford on 5/18?
For the date of May 18, the highest temperature ever reached in Hartford history is 96 °F which happened in 2017.
Highest Temperatures in Hartford on May 18
Rank Temperature Year
1 96 °F 2017
2 90 °F 1936
3 87 °F 1986
3 87 °F 1989
5 86 °F 1949
5 86 °F 1962
7 85 °F 1977
8 84 °F 1971
8 84 °F 1998
10 83 °F 2021
What's the all-time low for Hartford on 5/18?
For the date of May 18, the lowest temperature ever reached in Hartford history is 31 °F which has happened 2 times, most recently in 2023.
Lowest Temperatures in Hartford on May 18
Rank Temperature Year
1 31 °F 1984
1 31 °F 2023
3 34 °F 2003
3 34 °F 1983
5 37 °F 1955
5 37 °F 2002
7 41 °F 2013
7 41 °F 1981
9 42 °F 1961
9 42 °F 2009
9 42 °F 1956
Lowest High Temperatures in Hartford on May 18
Rank Temperature Year
1 48 °F 2007
2 51 °F 1956
3 52 °F 2002
4 54 °F 1946
5 55 °F 1970
5 55 °F 1950
7 56 °F 2009
7 56 °F 1930
9 59 °F 1947
9 59 °F 1963
9 59 °F 1973
9 59 °F 2001
What's the most it has ever rained in Hartford on 5/18?
For the date of May 18, the most precipitation ever recorded in Hartford history is 1.94 inches which happened in 1922.
All-Time Most Precipitation in Hartford on May 18
Rank Precipitation Year
1 1.94 inches 1922
2 1.43 inches 1970
3 1.11 inches 1945
4 1.07 inches 2002
5 1.05 inches 1973
6 0.73 inches 1928
6 0.73 inches 1985
6 0.73 inches 1943
9 0.70 inches 2010
10 0.68 inches 1963
Weather Station Details
Years Station Coordinates
1949–2024 Hartford International Airport location
1920–1948 Hartford Brainard Field location