Monthly Precipitation Totals for July Boise, Idaho (airport) for the 83-year period 1940 through 2022 normal (1991-2020) = .21 inch Rank Rank Among Among Data Year Driest Wettest 0.00 1947 c 1 83 trace 1942 c- 2 tie trace 1949 w tie tie trace 1953 w+ tie tie trace 1957 w- tie tie trace 1959 w- tie tie trace 1963 w tie tie trace 1968 c tie tie trace 1999 c- tie tie trace 2022 c- tie 74 0.01 1979 c 11 tie 0.01 2017 tie tie 0.01 2019 tie 71 0.02 2007 14 tie 0.02 1969 w tie tie 0.02 1988 c+ tie tie 0.02 2005 tie tie 0.02 2011 tie 66 0.03 1980 19 tie 0.03 1989 c tie tie 0.03 1992 w tie tie 0.03 2000 c+ tie 62 0.04 1946 w+ 23 tie 0.04 1950 c+ tie tie 0.04 1962 c- tie 59 0.05 1967 c- 26 58 0.06 1944 w- 27 tie 0.06 1954 c- tie tie 0.06 1966 tie 55 0.07 1945 c+ 30 tie 0.07 1973 c+ tie tie 0.07 2012 tie 52 0.08 1948 w- 33 tie 0.08 2009 w- tie tie 0.08 2014 tie tie 0.08 2020 tie 48 0.09 2002 w- 37 47 0.10 1994 w+ 38 tie 0.10 2018 tie 45 0.11 1941 w+ 40 tie 0.11 2010 c- tie 43 0.12 1971 c 42 tie 0.12 1996 tie 41 0.13 2013 44 40 0.15 1952 c- 45 tie 0.15 1956 c+ tie tie 0.15 2001 tie 37 0.16 1943 48 36 0.17 1986 49 35 0.21 1972 w+ 50 34 0.23 1981 c+ 51 tie 0.23 1984 tie 32 0.24 2006 53 31 0.25 1961 54 tie 0.25 1965 w+ tie 29 0.27 2003 56 tie 0.27 2016 tie 27 0.28 1970 c- 58 tie 0.28 2008 tie 25 0.29 1951 w+ 60 24 0.36 1940 w+ 61 23 0.37 1991 w 62 22 0.39 1955 c+ 63 21 0.41 1964 c+ 64 tie 0.41 1977 w+ tie 19 0.42 1990 66 18 0.45 1997 w+ 67 17 0.48 1958 c- 68 tie 0.48 1978 c tie 15 0.49 1998 70 14 0.52 1993 w+ 71 13 0.53 1974 c+ 72 12 0.59 1995 73 11 0.59 2004 74 10 0.70 1987 w+ 75 9 0.82 1975 c+ 76 8 0.85 1985 77 7 0.91 2021 78 6 0.95 1960 c 79 5 0.97 2015 w 80 4 1.15 1976 w+ 81 3 1.16 1983 w- 82 2 1.62 1982 w+ 83 1 c = la nina w = el nino weak c- or w- moderate c or w strong c+ or w+ very strong c++ or w++ 8/2/2022 precip boise monthly rank airport jul.txt