Most Yearly Precipitation in Lewiston History

This is a list of the largest annual precipitation totals ever recorded in Lewiston, Idaho history from 1894–2024.
What Was the Wettest Year in Lewiston History?
According to NOAA records, the most precipitation that Lewiston, Idaho has ever received in a single calendar year is 21.4 inches which occurred in 1940.
Year to date though March 26, 2024: 3.3 inches
Lewiston 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 98 3.3
2023 69 10.8
2022 11 15.7
2021 93 8.6
2020 24 14.5
2019 37 13.4
2018 47 12.9
2017 8 16.5
2016 19 15.1
2015 77 10.2
2014 58 12.1
2013 87 9.5
2012 13 15.4
2011 44 13.1
2010 25 14.5
2009 64 11.4
2008 92 8.8
2007 96 7.7
2006 51 12.5
2005 61 11.8
2004 36 13.4
2003 31 14.0
2002 80 10.1
2001 73 10.5
2000 45 13.0
1999 62 11.7
1998 4 17.6
1997 21 15.1
1996 5 17.5
1995 6 17.0
1994 84 9.7
1993 41 13.2
1992 71 10.7
1991 66 11.3
1990 63 11.6
1989 33 13.7
1988 74 10.4
1987 90 9.1
1986 72 10.5
1985 86 9.6
1984 67 11.1
1983 34 13.5
1982 52 12.4
1981 28 14.2
1980 38 13.4
1979 57 12.2
1978 23 14.7
1977 55 12.3
1976 81 10.1
1975 16 15.2
1974 94 8.5
1973 53 12.4
1972 20 15.1
1971 12 15.4
1970 17 15.1
1969 26 14.4
1968 29 14.2
1967 68 11.1
1966 82 10.0
1965 65 11.4
1964 22 14.8
1963 76 10.2
1962 42 13.2
1961 46 12.9
1960 50 12.7
1959 55 12.3
1958 15 15.2
1957 35 13.4
1956 9 16.1
1955 30 14.1
1954 75 10.2
1953 39 13.4
1952 78 10.2
1951 79 10.1
1950 3 18.7
1949 83 9.9
1948 10 15.8
1947 43 13.1
1946 32 14.0
1945 27 14.2
1944 85 9.6
1943 70 10.8
1942 18 15.1
1941 2 19.0
1940 1 21.4
1939 88 9.4
1938 49 12.7
1937 14 15.3
1936 91 9.0
1935 95 8.4
1934 48 12.8
1933 99 0.0
1932 99 0.0
1931 99 0.0
1930 99 0.0
1929 99 0.0
1928 99 0.0
1927 99 0.0
1926 99 0.0
1925 99 0.0
1924 99 0.0
1923 99 0.0
1922 99 0.0
1921 99 0.0
1920 99 0.0
1919 99 0.0
1918 99 0.0
1917 99 0.0
1916 99 0.0
1915 99 0.0
1914 99 0.0
1913 99 0.0
1912 99 0.0
1911 99 0.0
1910 99 0.0
1909 99 0.0
1908 99 0.0
1907 99 0.0
1906 99 0.0
1905 99 0.0
1904 99 0.0
1903 99 0.0
1902 99 0.0
1901 99 0.0
1900 97 7.2
1899 54 12.3
1898 89 9.1
1897 7 16.9
1896 40 13.3
1895 59 12.0
1894 60 11.8