Hartford - Extreme Daily Precipitation for Each Year





This page lists the biggest rainstorms or snowstorms of the year in Hartford, Connecticut along with the date they occurred. The information answers questions like: When was the last time more than five inches of precipitation landed on Hartford in a single day? What was the rainiest day of 2018?

The list gives the highest daily precipitation for each year in Hartford and the date that it happened. A date with a plus sign beside it means the same amount of moisture also fell on at least one other day earlier that year.

These records were observed at Bradley International Airport near Hartford and go back to 1949. During that time the heaviest downpour measured for a single day was 7.70 inches (195.6 millimetres) on August 19, 1955.

Most precipitation in one day for recent years in Hartford
Inches Date Milli­metres
2.22 December 21, 2018 56.4
3.40 October 24, 2017 86.4
1.46 January 10, 2016 37.1
1.94 September 30, 2015 + 49.3
2.29 August 13, 2014 58.2
3.79 August 09, 2013 96.3
1.89 July 28, 2012 48.0
3.85 September 08, 2011 97.8
3.34 December 12, 2010 84.8
Highest daily precipitation recorded at Hartford each year
Inches Date Milli­metres
2.36 July 31, 2009 59.9
5.22 September 06, 2008 132.6
3.21 April 15, 2007 81.5
2.94 May 12, 2006 74.7
5.26 October 14, 2005 133.6
2.84 September 18, 2004 72.1
4.04 September 28, 2003 102.6
1.51 June 12, 2002 38.4
2.14 June 17, 2001 54.4
2.99 June 06, 2000 75.9
5.72 September 16, 1999 145.3
2.70 June 30, 1998 68.6
1.66 November 01, 1997 42.2
2.90 July 13, 1996 73.7
2.29 August 05, 1995 58.2
3.30 September 23, 1994 83.8
1.80 March 13, 1993 45.7
1.79 June 06, 1992 45.5
4.05 August 19, 1991 102.9
2.56 November 10, 1990 65.0
4.81 May 24, 1989 122.2
2.90 November 20, 1988 73.7
3.19 September 13, 1987 81.0
3.31 June 06, 1986 84.1
2.73 August 11, 1985 69.3
2.60 May 29, 1984 66.0
2.47 April 10, 1983 62.7
5.88 June 05, 1982 149.4
1.85 February 24, 1981 47.0
1.80 April 09, 1980 45.7
2.92 April 27, 1979 74.2
1.51 January 09, 1978 38.4
2.20 May 09, 1977 55.9
2.36 April 01, 1976 59.9
3.07 September 26, 1975 78.0
1.81 March 21, 1974 46.0
2.96 December 21, 1973 75.2
3.12 October 07, 1972 79.2
2.67 October 10, 1971 67.8
2.89 April 02, 1970 73.4
2.98 April 22, 1969 75.7
2.09 December 04, 1968 53.1
2.55 May 25, 1967 64.8
2.36 September 21, 1966 59.9
2.16 February 25, 1965 54.9
1.49 March 10, 1964 37.8
2.46 September 29, 1963 62.5
2.85 August 17, 1962 72.4
1.83 September 21, 1961 46.5
5.10 September 12, 1960 129.5
4.31 October 24, 1959 109.5
2.42 September 17, 1958 61.5
1.54 December 21, 1957 39.1
1.60 September 06, 1956 40.6
7.70 August 19, 1955 195.6
3.22 September 11, 1954 81.8
2.51 March 13, 1953 63.8
3.33 November 22, 1952 84.6
2.24 June 14, 1951 56.9
1.67 October 10, 1950 42.4
1.49 May 03, 1949 37.8
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Hartford - Extremes
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