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Hyannis May Precipitation Totals

A time series of total precipitation in the month of May in Hyannis, Massachusetts from 1893–2023.

Rainiest May in Hyannis History

The rainiest May in Hyannis, Massachusetts history happened in 1901, with 9.64 inches of total precipitation.

Driest May in Hyannis History

The driest May in Hyannis, Massachusetts history happened in 1964, with just 0.62 inches of total precipitation.

Hyannis Average May Precipitation by Year

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Year	Precipitation (inches)
2023	2.65
2022	2.75
2021	4.95
2020	2.95
2019	4.40
2018	2.28
2017	5.71
2016	3.61
2015	0.95
2014	2.09
2013	4.92
2012	6.18
2011	2.62
2010	2.25
2009	3.27
2008	3.72
2007	4.53
2005	8.35
2004	2.32
2003	2.83
2002	5.04
2001	2.77
2000	2.72
1999	3.74
1998	2.89
1997	2.92
1996	1.46
1995	2.88
1994	3.97
1993	1.40
1992	0.90
1991	2.28
1990	5.83
1989	2.54
1988	1.87
1987	3.36
1986	1.35
1985	4.57
1984	2.68
1983	3.23
1982	2.37
1981	2.43
1980	2.12
1979	7.51
1978	5.57
1977	2.23
1976	2.35
1973	3.94
1970	2.63
1969	1.22
1968	3.76
1967	9.12
1966	7.35
1965	1.94
1964	0.62
1963	4.30
1962	1.42
1961	6.16
1960	3.52
1959	2.44
1957	2.31
1956	3.24
1955	1.56
1954	4.74
1953	2.72
1952	3.03
1951	4.70
1950	1.47
1949	4.30
1948	7.41
1947	4.76
1946	5.62
1925	2.27
1924	3.51
1923	0.78
1922	4.64
1921	6.46
1920	4.58
1919	3.66
1918	1.10
1917	4.20
1916	2.70
1914	4.79
1913	2.12
1912	5.44
1911	0.76
1910	3.79
1909	2.57
1908	2.87
1906	4.47
1905	1.75
1903	0.96
1902	1.13
1901	9.64
1900	2.76
1899	0.91
1898	6.41
1897	2.89
1896	2.83
1895	3.63
1894	3.74
1893	4.05

Its possible for precipitation totals to include both rain and melted snowfall
Months with more than 10% missing data are excluded