Spokane WA Most Precipitation in a Day for Each Year

This page lists the biggest rainstorms or snowstorms of the year in Spokane, Washington along with the date they occurred. The information answers questions like: When was the last time more than two inches of precipitation landed on Spokane in a single day? What was the rainiest day of 2019?

This page gives the highest daily precipitation for each year in Spokane and the date that it happened. A date with a plus sign beside it means the same amount of moisture also fell on at least one other day earlier that year.

These records were observed at Spokane International Airport and go back to 1890. During that time the heaviest downpour measured for a single day was 2.19 inches (55.6 millimetres) on May 21, 2004.

Most precipitation in one day for recent years in Spokane
Inches	Date	Millimetres
0.64	December 06, 2023	16.3
0.85	December 10, 2022	21.6
0.86	January 12, 2021	21.8
1.40	May 20, 2020	35.6
0.80	May 17, 2019	20.3
0.70	January 11, 2018	17.8
1.12	December 19, 2017	28.4
0.94	October 13, 2016	23.9
1.33	March 15, 2015	33.8
0.81	June 17, 2014	20.6
1.12	June 20, 2013	28.4
1.18	March 15, 2012	30.0
0.63	April 25, 2011	16.0
0.98	May 27, 2010	24.9

Highest daily precipitation recorded at Spokane each year
Inches	Date	Millimetres
0.70	October 26, 2009	17.8
0.74	December 17, 2008	18.8
1.18	December 03, 2007	30.0
0.94	January 10, 2006	23.9
0.88	May 09, 2005 +	22.4
2.19	May 21, 2004	55.6
1.08	May 30, 2003	27.4
1.06	August 22, 2002	26.9
0.66	December 13, 2001	16.8
1.23	April 13, 2000	31.2
0.85	June 25, 1999	21.6
0.95	November 20, 1998	24.1
0.96	April 19, 1997	24.4
1.24	November 19, 1996	31.5
1.05	September 07, 1995	26.7
0.85	October 27, 1994	21.6
0.75	August 21, 1993	19.1
0.80	November 07, 1992	20.3
0.68	March 02, 1991	17.3
1.06	July 24, 1990	26.9
0.96	March 09, 1989	24.4
1.02	January 14, 1988	25.9
1.39	December 09, 1987	35.3
0.68	March 23, 1986	17.3
0.72	November 04, 1985	18.3
0.72	December 09, 1984	18.3
1.02	November 10, 1983	25.9
0.94	April 11, 1982	23.9
0.66	June 22, 1981	16.8
0.85	December 02, 1980	21.6
0.80	July 01, 1979	20.3
0.77	July 01, 1978	19.6
1.02	June 07, 1977	25.9
0.74	February 13, 1976	18.8
0.82	July 13, 1975	20.8
0.73	January 15, 1974	18.5
1.04	September 19, 1973	26.4
0.93	May 08, 1972	23.6
1.10	June 10, 1971	27.9
0.87	June 14, 1970	22.1
0.67	June 23, 1969	17.0
0.89	November 11, 1968	22.6
0.61	June 02, 1967	15.5
0.74	November 14, 1966	18.8
0.85	January 23, 1965	21.6
1.52	June 08, 1964	38.6
0.77	October 22, 1963	19.6
0.89	April 27, 1962	22.6
0.80	June 06, 1961	20.3
1.37	November 24, 1960	34.8
1.03	August 20, 1959	26.2
0.90	November 03, 1958	22.9
1.52	June 08, 1957	38.6
0.76	August 26, 1956	19.3
0.93	November 18, 1955 +	23.6
1.26	January 21, 1954	32.0
1.01	May 24, 1953	25.7
0.72	December 01, 1952	18.3
1.24	December 18, 1951	31.5
1.03	June 24, 1950	26.2
0.60	February 06, 1949	15.2
1.60	May 23, 1948	40.6
0.89	October 20, 1947	22.6
0.94	November 17, 1946	23.9
–	1945	–
0.56	November 26, 1944 +	14.2
0.98	August 21, 1943	24.9
0.81	May 26, 1942	20.6
1.13	June 06, 1941	28.7
0.90	March 07, 1940 +	22.9
0.60	April 12, 1939	15.2
0.55	December 02, 1938 +	14.0
1.00	June 10, 1937	25.4
0.88	June 02, 1936	22.4
0.91	August 18, 1935	23.1
1.11	October 23, 1934	28.2
0.89	October 31, 1933	22.6
0.95	May 22, 1932	24.1
0.70	December 17, 1931	17.8
1.38	June 20, 1930	35.1
0.60	May 08, 1929	15.2
0.81	July 03, 1928	20.6
1.51	September 10, 1927	38.4
0.72	August 30, 1926	18.3
1.42	May 21, 1925	36.1
0.62	July 19, 1924	15.7
1.60	June 01, 1923	40.6
0.64	December 02, 1922	16.3
0.59	April 14, 1921	15.0
1.08	August 29, 1920	27.4
0.80	February 25, 1919	20.3
0.51	January 06, 1918	13.0
0.48	May 24, 1917	12.2
0.56	November 25, 1916	14.2
0.88	May 18, 1915	22.4
0.69	July 13, 1914	17.5
0.82	November 05, 1913	20.8
1.19	May 20, 1912	30.2
1.06	November 12, 1911	26.9
0.72	November 09, 1910	18.3
1.03	July 05, 1909	26.2
0.76	October 14, 1908	19.3
1.62	May 19, 1907	41.1
1.01	May 26, 1906	25.7
1.65	June 22, 1905	41.9
0.80	December 29, 1904	20.3
0.84	November 06, 1903	21.3
1.41	November 08, 1902	35.8
1.03	November 22, 1901	26.2
0.97	May 16, 1900	24.6
1.41	October 19, 1899	35.8
0.85	June 30, 1898	21.6
1.66	June 17, 1897	42.2
0.85	December 30, 1896	21.6
0.93	September 12, 1895	23.6
0.89	January 14, 1894	22.6
0.78	April 06, 1893	19.8
1.15	September 23, 1892	29.2
1.13	June 13, 1891	28.7
0.87	May 09, 1890	22.1

Spokane - Extreme Daily Precipitation for Each Year

Reference

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