Pennsylvania September Precipitation by Year

This page is a list of the average statewide precipitation in the month of September in Pennsylvania for each year from 1895–2023. It is a statewide average over the entire territory of the state, based on data from the NOAA.

State:

Month:

What Was the Rainiest September in Pennsylvania History?

2011 was the wettest September in Pennsylvania history with an average monthly statewide precipitation of 10.10 inches.

What Was the Driest September in Pennsylvania History?

1943 was the driest September in Pennsylvania history with an average monthly statewide precipitation of 0.77 inches.

Click column headers to sort

Year	Rank	Precipitation (in)
2023	58	3.60
2022	26	4.74
2021	7	6.98
2020	93	2.46
2019	106	2.13
2018	2	8.88
2017	109	2.06
2016	59	3.55
2015	38	4.32
2014	115	1.88
2013	96	2.37
2012	21	5.11
2011	1	10.10
2010	64	3.41
2009	88	2.78
2008	41	4.16
2007	112	2.00
2006	22	5.06
2005	117	1.82
2004	3	8.87
2003	6	7.13
2002	37	4.33
2001	49	3.98
2000	50	3.94
1999	8	6.65
1998	107	2.13
1997	55	3.75
1996	5	7.20
1995	102	2.30
1994	71	3.23
1993	14	6.09
1992	42	4.16
1991	80	3.09
1990	43	4.12
1989	40	4.19
1988	74	3.19
1987	13	6.29
1986	86	2.82
1985	65	3.35
1984	120	1.74
1983	97	2.36
1982	83	2.95
1981	56	3.75
1980	104	2.17
1979	16	5.92
1978	84	2.91
1977	18	5.28
1976	44	4.10
1975	4	7.95
1974	20	5.14
1973	33	4.56
1972	82	2.98
1971	31	4.60
1970	76	3.13
1969	99	2.35
1968	51	3.92
1967	75	3.16
1966	34	4.49
1965	61	3.50
1964	118	1.79
1963	89	2.70
1962	32	4.60
1961	114	1.90
1960	23	4.86
1959	119	1.78
1958	36	4.42
1957	72	3.23
1956	52	3.83
1955	92	2.48
1954	87	2.82
1953	68	3.30
1952	53	3.83
1951	85	2.83
1950	54	3.78
1949	77	3.13
1948	123	1.56
1947	94	2.43
1946	66	3.34
1945	9	6.59
1944	48	4.00
1943	129	0.77
1942	30	4.61
1941	127	1.39
1940	60	3.52
1939	69	3.30
1938	24	4.86
1937	111	2.01
1936	105	2.14
1935	67	3.32
1934	10	6.57
1933	27	4.70
1932	125	1.54
1931	70	3.30
1930	95	2.41
1929	57	3.72
1928	103	2.26
1927	116	1.86
1926	15	5.95
1925	81	3.06
1924	11	6.50
1923	62	3.49
1922	121	1.73
1921	25	4.75
1920	47	4.02
1919	110	2.06
1918	46	4.06
1917	98	2.36
1916	45	4.08
1915	91	2.58
1914	128	1.03
1913	78	3.12
1912	17	5.84
1911	19	5.24
1910	28	4.69
1909	101	2.33
1908	126	1.45
1907	12	6.37
1906	90	2.70
1905	73	3.20
1904	79	3.12
1903	108	2.13
1902	39	4.30
1901	63	3.42
1900	124	1.56
1899	35	4.43
1898	122	1.65
1897	100	2.34
1896	29	4.65
1895	113	1.93