Most Yearly Precipitation in Dillon History

This is a list of the largest annual precipitation totals ever recorded in Dillon, Montana history from 1895–2024.

What Was the Wettest Year in Dillon History?

According to NOAA records, the most precipitation that Dillon, Montana has ever received in a single calendar year is 24.4 inches which occurred in 1915.

Year to date though April 26, 2024: 0.6 inches

Dillon Precipitation by Year

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Precipitation (inches)
2024	122	0.6
2023	116	5.7
2022	117	4.6
2021	120	3.1
2020	118	4.5
2019	91	8.8
2018	75	9.9
2017	79	9.8
2016	80	9.6
2015	72	10.0
2014	56	10.9
2013	73	9.9
2012	115	6.2
2011	92	8.7
2010	42	12.1
2009	51	11.3
2008	105	7.3
2007	34	13.0
2006	85	9.2
2005	46	11.9
2004	57	10.8
2003	98	8.1
2002	86	9.2
2001	109	6.8
2000	77	9.8
1999	103	7.7
1998	74	9.9
1997	123	0.0
1996	123	0.0
1995	123	0.0
1994	123	0.0
1993	123	0.0
1992	110	6.7
1991	69	10.2
1990	62	10.6
1989	82	9.5
1988	102	7.9
1987	24	14.6
1986	67	10.4
1985	87	8.9
1984	58	10.7
1983	31	13.3
1982	54	11.0
1981	63	10.5
1980	37	12.6
1979	112	6.5
1978	95	8.3
1977	94	8.3
1976	70	10.2
1975	44	12.0
1974	106	7.0
1973	83	9.5
1972	89	8.9
1971	93	8.4
1970	48	11.7
1969	52	11.3
1968	75	9.9
1967	38	12.5
1966	114	6.3
1965	59	10.7
1964	45	11.9
1963	39	12.4
1962	55	10.9
1961	88	8.9
1960	108	6.9
1959	64	10.5
1958	78	9.8
1957	65	10.4
1956	111	6.6
1955	68	10.3
1954	99	8.1
1953	107	6.9
1952	100	8.1
1951	104	7.6
1950	96	8.3
1949	84	9.5
1948	40	12.3
1947	81	9.5
1946	65	10.4
1945	97	8.2
1944	43	12.0
1943	101	7.9
1942	113	6.3
1941	61	10.6
1940	27	14.0
1939	90	8.9
1938	20	15.9
1937	60	10.6
1936	71	10.1
1935	50	11.4
1934	53	11.2
1933	33	13.1
1932	28	13.7
1931	36	12.7
1930	25	14.3
1929	23	14.8
1928	32	13.2
1927	14	18.5
1926	47	11.8
1925	6	21.9
1924	30	13.5
1923	10	19.4
1922	11	19.1
1921	16	18.5
1920	17	17.3
1919	35	12.9
1918	9	19.6
1917	41	12.2
1916	2	23.6
1915	1	24.4
1914	12	18.9
1913	5	21.9
1912	7	21.2
1911	19	16.7
1910	26	14.2
1909	3	22.9
1908	8	20.6
1907	4	22.0
1906	18	17.3
1905	13	18.7
1904	49	11.5
1903	15	18.5
1902	22	15.7
1901	21	15.7
1900	29	13.5
1899	123	0.0
1898	123	0.0
1897	123	0.0
1896	119	4.3
1895	121	2.5