Average Temperatures for March at Boise, Idaho (airport) for the 73-year period 1940 through 2012 normal (1981-10) = 44.5 F degrees RANK RANK AMONG AMONG DATA YEAR COLDEST WARMEST 36.0 1985 c 1 73 36.2 1955 c- 2 72 36.8 1952 3 71 37.1 1951 w 4 tie 37.1 1976 c tie 69 37.6 1964 c 6 68 37.9 1948 7 67 38.4 1944 8 66 38.6 1962 c- 9 65 39.2 1965 w 10 64 39.3 1954 c- 11 63 39.8 1950 c+ 12 tie 39.8 1977 w+ tie 61 39.9 1943 c+ 14 60 40.0 1945 c- 15 59 40.2 1942 w- 16 tie 40.2 1971 c+ tie 57 40.7 1958 w- 18 56 40.7 2002 19 55 40.8 2008 c+ 20 54 41.0 1959 c 21 53 41.1 1980 w+ 22 52 41.3 1982 w- 23 51 41.4 1970 24 50 41.5 1975 c+ 25 49 41.6 2009 c- 26 48 41.7 1993 w+ 27 47 41.9 1956 c+ 28 tie 41.9 1984 tie 45 42.0 1967 30 44 42.2 1957 w 31 43 42.3 2006 32 42 42.4 1953 w+ 33 41 42.5 1969 w 34 40 42.6 1974 c+ 35 tie 42.6 1988 tie 38 42.9 1960 c 37 37 43.0 1973 38 tie 43.0 1991 w+ tie 35 43.2 1949 40 tie 43.2 1966 w+ tie tie 43.2 1979 tie 32 43.4 2000 c+ 43 31 43.6 1995 w+ 44 30 43.7 1989 c+ 45 29 43.8 1946 w 46 tie 43.8 1999 c+ tie 27 44.1 2011 c+ 48 26 44.2 1987 w+ 49 tie 44.2 1996 c- 50 tie 44.2 1998 w+ tie 23 44.3 1963 c 52 tie 44.3 1990 tie 21 44.4 1961 54 20 44.5 1981 w- 55 19 44.6 1983 w+ 56 18 44.7 2010 W- 57 17 44.9 1947 w- 58 16 45.4 1941 w+ 59 tie 45.4 1997 tie 14 45.5 1972 w+ 61 13 45.6 1940 w+ 62 12 45.7 2005 63 11 45.9 1968 c- 64 tie 45.9 2001 tie 9 46.1 1994 w+ 66 8 46.6 2003 w 67 7 47.1 2012 c- 67 6 48.0 1986 69 5 48.2 2004 70 4 48.3 2007 w- 71 3 48.7 1978 w- 72 2 48.9 1992 w+ 73 1 5/4/2012 c = la nina w = el nino weak c- or w- moderate c or w strong c+ or w+ average march temperatures at boise, airport.txt