Average Temperatures for Feburary at Boise, Idaho for the 147-year period 1878 through 2022 normal(1991-2020) = 37.3 F degrees RANK RANK AMONG AMONG DATA YEAR COLDEST WARMEST 21.3 1883 1 147 22.8 1933 w- 2 146 23.2 1989 c+ 3 145 25.4 1929 c+ 4 144 25.7 1985 5 143 26.2 1903 w 6 142 26.3 1964 w 7 141 27.2 1955 c 8 140 27.4 1956 c+ 9 139 28.2 1891 10 138 28.4 1899 c 11 tie 28.4 1936 tie 136 28.9 1993 w+ 13 135 29.0 1894 14 134 29.3 1910 c+ 15 133 29.9 1892 16 132 30.0 1882 17 tie 30.0 1911 c tie tie 30.0 1982 c tie 129 30.1 1887 20 128 30.2 1984 21 127 30.4 1939 c+ 22 tie 30.4 1952 w+ tie 125 30.5 1917 c+ 24 124 30.7 1884 25 tie 30.7 1923 c tie tie 30.7 1949 w- tie 121 30.9 1893 28 120 31.0 1932 w- 29 119 31.3 1913 w 30 118 31.4 1873 31 117 31.5 1874 32 116 31.6 1942 w+ 33 115 31.9 1922 c+ 34 114 32.0 1948 35 113 32.2 1962 c+ 36 112 32.3 1880 37 111 32.4 1937 c- 38 110 32.6 2022 c 39 109 32.8 1895 40 108 33.2 1935 c- 41 107 33.1 1966 w+ 42 106 33.6 1960 c- 43 105 33.8 1905 w+ 44 tie 33.8 1946 tie tie 33.8 1977 w- tie 102 33.9 2001 47 101 34.0 1928 48 tie 34.0 1944 w- tie tie 34.0 2002 tie 98 34.1 1990 w+ 51 97 34.2 1976 c+ 52 tie 34.2 2019 c- tie 95 34.3 1979 54 94 34.4 1890 55 93 34.5 1957 c- 56 92 34.7 1994 57 tie 34.7 2006 w- tie 90 34.8 1889 59 89 34.9 2004 60 88 30.0 1897 w+ 61 87 35.1 2021 c 62 86 35.2 1906 w+ 63 85 35.3 1921 c+ 64 tie 35.3 1950 c+ tie tie 35.3 2018 tie 82 35.4 1920 w- 67 tie 35.4 1996 c- tie 80 35.5 2011 c+ 69 tie 35.5 2013 tie 78 35.8 1919 w+ 71 77 35.9 1901 72 tie 35.9 1943 c+ tie 75 36.0 1914 w- 74 tie 36.0 1918 c+ tie tie 36.0 2008 c+ tie 72 36.2 1900 w 77 tie 36.2 1931 tie tie 36.2 1969 w+ tie 69 36.4 1953 w 80 68 36.5 1972 c- 81 67 36.7 1912 w+ 82 66 36.8 1981 83 tie 36.8 1997 tie tie 36.8 2003 w tie tie 36.8 2005 c- tie 62 36.9 1951 c+ 87 tie 36.9 1965 tie tie 36.9 1975 tie tie 36.9 2009 c tie 58 37.0 1999 c+ 91 57 37.2 1959 w+ 92 tie 37.2 2020 tie 55 37.5 1971 c+ 94 54 37.6 1945 c- 95 tie 37.6 1987 w+ tie 52 37.8 1908 97 tie 37.8 1988 w- tie tie 37.8 2017 tie 49 38.0 1947 w 100 48 38.2 1978 w+ 101 47 38.3 1967 c+ 102 46 38.4 1885 103 tie 38.4 1898 c tie tie 38.4 2012 c- tie 43 38.6 1916 c- 106 42 38.7 1881 107 tie 38.7 1974 c+ tie 40 38.8 1896 109 tie 38.8 1954 tie 38 38.9 1940 w 111 tie 38.9 2007 w- tie 36 39.0 1869 113 35 39.3 1904 c+ 114 34 39.4 1902 c 115 tie 39.4 1941 w+ tie tie 39.4 1973 w+ tie 31 39.6 1909 w- 118 30 39.7 1927 c- 119 29 39.8 1980 120 28 39.9 1879 121 tie 39.9 1886 tie 26 40.0 1878 123 25 40.2 1998 w+ 124 24 40.3 1888 125 tie 40.3 2010 w+ tie 22 40.4 1930 c+ 127 21 40.6 1938 c 128 20 40.8 1915 w+ 129 19 41.0 1986 130 tie 41.0 2016 w++ tie 17 41.1 1968 c- 132 16 41.2 1961 133 tie 41.2 1970 w tie 14 41.4 1995 w 135 13 41.5 1983 w+ 136 12 41.6 1991 137 11 41.7 2000 c+ 138 10 41.8 1926 w+ 139 9 42.0 1924 w- 140 tie 42.0 1925 c+ tie 7 42.1 1992 w+ 142 6 42.2 1958 w+ 143 5 43.1 1907 c- 144 4 43.3 1963 c 145 3 43.9 2015 w- 146 2 44.2 1934 c 147 1 4/21/2022 c = la nina w = el nino Oceanic Nino Index weak c- or w- 0.5-0.9 moderate c or w 1.0-1.4 strong c+ or w+ 1.5-1.9 very strong w++ >= 2.0 average february temperatures at boise, all sites.txt