Spokane - Extreme Daily Precipitation 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 2018?

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
0.70 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
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Spokane - Extremes
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