Oregon September Precipitation by Year

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

2013 was the wettest September in Oregon history with an average monthly statewide precipitation of 4.23 inches.

What Was the Driest September in Oregon History?

1999 was the driest September in Oregon history with an average monthly statewide precipitation of 0.05 inches.

Click column headers to sort

Year	Rank	Precipitation (in)
2023	30	1.53
2022	108	0.55
2021	22	1.88
2020	81	0.89
2019	9	2.68
2018	116	0.31
2017	45	1.37
2016	105	0.61
2015	86	0.83
2014	58	1.14
2013	1	4.23
2012	124	0.09
2011	119	0.23
2010	29	1.54
2009	111	0.51
2008	115	0.32
2007	62	1.08
2006	96	0.71
2005	101	0.65
2004	50	1.29
2003	67	1.04
2002	102	0.62
2001	98	0.69
2000	61	1.10
1999	129	0.05
1998	57	1.15
1997	19	2.07
1996	48	1.32
1995	63	1.08
1994	83	0.86
1993	125	0.09
1992	72	0.97
1991	121	0.17
1990	117	0.27
1989	78	0.94
1988	84	0.85
1987	122	0.15
1986	2	3.30
1985	18	2.19
1984	68	1.02
1983	99	0.69
1982	12	2.42
1981	25	1.69
1980	39	1.46
1979	77	0.95
1978	14	2.35
1977	8	2.71
1976	70	1.00
1975	123	0.10
1974	128	0.06
1973	16	2.26
1972	32	1.52
1971	13	2.42
1970	46	1.37
1969	47	1.37
1968	64	1.08
1967	91	0.80
1966	44	1.39
1965	120	0.21
1964	103	0.62
1963	40	1.45
1962	53	1.23
1961	65	1.06
1960	109	0.55
1959	7	2.84
1958	75	0.96
1957	56	1.16
1956	107	0.59
1955	34	1.51
1954	71	1.00
1953	110	0.52
1952	89	0.81
1951	90	0.81
1950	95	0.74
1949	73	0.97
1948	24	1.77
1947	74	0.97
1946	59	1.13
1945	37	1.50
1944	55	1.20
1943	126	0.09
1942	114	0.41
1941	17	2.20
1940	3	3.21
1939	97	0.71
1938	69	1.01
1937	76	0.96
1936	82	0.89
1935	112	0.51
1934	100	0.69
1933	23	1.79
1932	127	0.09
1931	60	1.13
1930	28	1.56
1929	118	0.24
1928	87	0.82
1927	4	3.21
1926	79	0.93
1925	21	1.94
1924	52	1.27
1923	66	1.05
1922	85	0.84
1921	42	1.43
1920	6	2.87
1919	20	1.96
1918	38	1.50
1917	26	1.61
1916	106	0.60
1915	113	0.51
1914	10	2.68
1913	51	1.28
1912	43	1.41
1911	11	2.51
1910	54	1.21
1909	35	1.51
1908	104	0.62
1907	49	1.30
1906	41	1.44
1905	36	1.51
1904	88	0.82
1903	93	0.76
1902	94	0.75
1901	5	2.90
1900	27	1.61
1899	80	0.91
1898	33	1.52
1897	31	1.53
1896	92	0.77
1895	15	2.33