Average Temperatures for July at Boise, Idaho (airport) for the 83-year period 1940 through 2022 normal (1991-2020) = 77.1 F degrees RANK RANK AMONG AMONG DATA YEAR COLDEST WARMEST 65.0 1993 w+ 1 83 69.4 1983 w+ 2 82 69.6 1986 3 81 70.1 1982 w- 4 80 70.4 1948 5 79 71.0 1981 w- 6 78 71.2 1987 w+ 7 77 71.3 1955 c- 8 76 71.4 1992 w+ 9 75 72.2 1944 10 tie 72.2 1962 c- tie tie 72.2 1963 c tie 72 72.7 1977 w+ 13 71 72.8 1978 w- 14 tie 72.8 1997 w+ tie 69 72.9 1969 w 16 tie 72.9 1980 w+ tie 67 73.1 1976 c 18 66 73.2 1943 c+ 19 tie 73.2 1957 w tie tie 73.2 1966 w+ tie 63 73.3 1950 c+ 22 tie 73.3 1965 w tie 61 73.4 1995 w+ 24 60 73.5 1952 25 tie 73.5 1972 w+ tie 58 73.6 1999 c- 27 57 73.8 1974 c+ 28 56 74.0 1958 w- 29 55 74.1 1953 w+ 30 tie 74.1 1979 tie 53 74.2 1984 32 52 74.3 2001 33 51 74.4 1949 34 50 74.6 1988 35 49 74.7 1971 c+ 36 48 74.8 1946 w 37 47 74.9 1940 w+ 38 tie 74.9 1945 c- tie tie 74.9 1964 c tie 44 75.1 1947 w- 41 43 75.2 1956 c+ 42 42 75.4 1941 w+ 43 tie 75.4 1954 c- tie tie 75.4 2016 tie 39 75.6 1973 46 tie 75.6 2011 tie 37 75.7 1942 w- 48 tie 75.7 1951 w tie tie 75.7 1991 w+ tie tie 75.7 2020 tie 33 75.8 2010 c- 52 32 76.0 1959 c 53 31 76.1 2000 c+ 54 30 76.2 1990 55 29 76.3 1961 56 tie 76.3 1970 tie 27 76.6 2015 w 58 tie 76.6 2019 tie 25 76.8 1996 60 24 77.0 1989 c 61 tie 77.0 1994 w+ tie 22 77.3 1968 c 63 21 77.6 2008 64 20 77.7 1985 65 19 78.0 2004 66 18 78.3 1975 c+ 67 tie 78.3 2005 tie 16 78.4 1967 c- 69 15 78.5 2009 w- 70 14 79.2 1998 71 13 79.6 2002 w- 72 12 80.5 2003 73 11 80.7 1960 c 74 tie 80.7 2022 c- tie 9 80.1 2018 76 8 81.0 2014 77 7 81.3 2012 78 6 81.5 2006 79 tie 81.5 2013 tie 4 81.6 2017 81 3 83.1 2007 82 2 83.8 2021 83 1 8/2/2022 c = la nina w = el nino weak c- or w- moderate c or w strong c+ or w+ very strong c++ or w++ average july temperatures at boise, airport.txt