Connecticut September Precipitation by Year

This page is a list of the average statewide precipitation in the month of September in Connecticut 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 Connecticut History?

1938 was the wettest September in Connecticut history with an average monthly statewide precipitation of 12.96 inches.

What Was the Driest September in Connecticut History?

1914 was the driest September in Connecticut history with an average monthly statewide precipitation of 0.39 inches.

Click column headers to sort

Year	Rank	Precipitation (in)
2023	2	10.45
2022	22	6.08
2021	10	8.19
2020	105	2.16
2019	112	1.86
2018	6	8.56
2017	100	2.30
2016	109	1.92
2015	60	3.62
2014	123	1.39
2013	86	2.84
2012	29	5.41
2011	13	7.78
2010	91	2.62
2009	108	1.98
2008	5	9.06
2007	116	1.79
2006	77	3.00
2005	97	2.39
2004	9	8.39
2003	15	7.70
2002	41	4.82
2001	53	3.93
2000	51	4.14
1999	3	10.39
1998	87	2.83
1997	122	1.45
1996	21	6.29
1995	59	3.63
1994	43	4.59
1993	24	5.99
1992	63	3.52
1991	23	6.04
1990	107	2.02
1989	42	4.61
1988	94	2.52
1987	26	5.68
1986	126	1.06
1985	44	4.59
1984	115	1.81
1983	113	1.83
1982	90	2.64
1981	52	4.02
1980	117	1.72
1979	37	4.98
1978	72	3.14
1977	14	7.73
1976	92	2.61
1975	7	8.55
1974	12	7.95
1973	55	3.82
1972	93	2.59
1971	36	5.00
1970	65	3.50
1969	46	4.54
1968	75	3.07
1967	84	2.85
1966	27	5.65
1965	89	2.68
1964	111	1.87
1963	54	3.87
1962	69	3.28
1961	45	4.58
1960	16	7.69
1959	110	1.89
1958	32	5.35
1957	104	2.19
1956	40	4.86
1955	58	3.78
1954	11	7.98
1953	118	1.63
1952	68	3.40
1951	102	2.23
1950	121	1.51
1949	56	3.80
1948	128	0.62
1947	67	3.45
1946	57	3.80
1945	78	2.95
1944	17	7.49
1943	124	1.38
1942	81	2.90
1941	127	0.90
1940	73	3.14
1939	88	2.75
1938	1	12.96
1937	50	4.15
1936	48	4.29
1935	49	4.22
1934	4	10.14
1933	19	7.05
1932	47	4.35
1931	119	1.63
1930	120	1.55
1929	106	2.16
1928	64	3.52
1927	95	2.45
1926	80	2.92
1925	66	3.48
1924	33	5.24
1923	70	3.26
1922	98	2.34
1921	76	3.02
1920	28	5.59
1919	31	5.37
1918	20	6.83
1917	114	1.83
1916	62	3.55
1915	96	2.42
1914	129	0.39
1913	61	3.56
1912	79	2.93
1911	71	3.21
1910	74	3.11
1909	39	4.91
1908	125	1.26
1907	8	8.40
1906	83	2.88
1905	35	5.08
1904	38	4.97
1903	103	2.21
1902	18	7.19
1901	30	5.39
1900	82	2.90
1899	34	5.20
1898	85	2.85
1897	101	2.29
1896	25	5.86
1895	99	2.33