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Rochester September Precipitation Totals

A time series of total precipitation in the month of September in Rochester, Massachusetts from 1952–2023.

Rainiest September in Rochester History

The rainiest September in Rochester, Massachusetts history happened in 2008, with 11.61 inches of total precipitation.

Driest September in Rochester History

The driest September in Rochester, Massachusetts history happened in 1957, with just 0.48 inches of total precipitation.

Rochester Average September Precipitation by Year

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Year	Precipitation (inches)
2023	6.87
2022	4.91
2021	10.44
2020	1.07
2019	1.76
2018	5.88
2017	4.77
2016	2.20
2015	3.84
2014	0.85
2013	2.63
2012	6.66
2011	5.91
2010	2.86
2009	2.70
2008	11.61
2007	2.55
2006	2.78
2005	5.94
2004	6.13
2003	3.63
2002	5.69
2001	2.72
2000	3.61
1999	7.89
1998	1.83
1997	0.79
1996	8.49
1995	3.71
1994	4.07
1993	3.45
1992	5.50
1991	9.19
1990	3.10
1989	4.55
1988	2.27
1987	5.58
1986	1.08
1985	1.70
1984	3.39
1983	3.56
1982	4.50
1981	3.86
1980	0.91
1979	4.66
1978	2.95
1977	5.68
1976	1.40
1975	7.17
1974	5.71
1973	3.88
1972	9.71
1971	1.32
1970	1.74
1969	3.30
1968	1.29
1967	3.17
1966	4.70
1965	2.33
1964	4.39
1963	4.29
1962	3.23
1961	8.37
1960	7.02
1959	1.30
1958	4.86
1957	0.48
1956	2.37
1955	4.85
1954	7.86
1953	2.42
1952	2.37

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