Most Yearly Precipitation in Boise History

This is a list of the largest annual precipitation totals ever recorded in Boise, Idaho history from 1911–2024.

What Was the Wettest Year in Boise History?

According to NOAA records, the most precipitation that Boise, Idaho has ever received in a single calendar year is 18.8 inches which occurred in 1983.

Year to date though April 16, 2024: 8.9 inches

Boise 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	97	8.9
2023	27	13.8
2022	56	11.6
2021	43	12.2
2020	13	14.5
2019	14	14.5
2018	76	10.7
2017	8	15.4
2016	100	8.7
2015	71	11.0
2014	6	15.5
2013	88	9.6
2012	57	11.6
2011	77	10.5
2010	12	15.0
2009	63	11.3
2008	94	9.2
2007	107	8.1
2006	47	12.1
2005	31	13.5
2004	60	11.5
2003	81	10.1
2002	112	7.0
2001	103	8.5
2000	50	12.0
1999	102	8.6
1998	3	16.7
1997	69	11.1
1996	21	14.2
1995	22	14.1
1994	92	9.4
1993	39	12.8
1992	109	7.7
1991	90	9.5
1990	49	12.1
1989	79	10.4
1988	65	11.3
1987	104	8.5
1986	19	14.3
1985	67	11.1
1984	35	13.2
1983	1	18.8
1982	24	13.8
1981	9	15.3
1980	10	15.2
1979	48	12.1
1978	54	11.8
1977	44	12.2
1976	45	12.2
1975	30	13.7
1974	91	9.5
1973	62	11.4
1972	64	11.3
1971	53	11.8
1970	20	14.2
1969	42	12.3
1968	70	11.0
1967	108	7.7
1966	113	6.6
1965	41	12.5
1964	5	15.8
1963	34	13.3
1962	75	10.7
1961	96	9.2
1960	72	10.9
1959	84	10.0
1958	18	14.3
1957	40	12.6
1956	55	11.8
1955	46	12.2
1954	105	8.2
1953	26	13.8
1952	95	9.2
1951	29	13.7
1950	23	14.0
1949	110	7.4
1948	52	11.9
1947	82	10.1
1946	86	9.9
1945	32	13.4
1944	78	10.5
1943	85	9.9
1942	17	14.5
1941	25	13.8
1940	28	13.8
1939	114	6.5
1938	7	15.5
1937	36	13.1
1936	89	9.5
1935	87	9.8
1934	80	10.3
1933	99	8.8
1932	33	13.3
1931	73	10.7
1930	2	16.8
1929	101	8.6
1928	98	8.8
1927	16	14.5
1926	68	11.1
1925	58	11.6
1924	106	8.1
1923	74	10.7
1922	93	9.3
1921	83	10.1
1920	59	11.5
1919	66	11.2
1918	38	12.9
1917	37	12.9
1916	15	14.5
1915	61	11.4
1914	111	7.0
1913	11	15.2
1912	4	16.3
1911	51	12.0