BOISE CITY 2 E, at

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(340908)

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1908 82.00 r 75.00 83.00 84.00 92.00 103.00 104.00 a 101.00 93.00 85.00 75.00 65.00 104.00
1909 75.00 68.00 74.00 84.00 90.00 98.00 105.00 99.00 98.00 90.00 76.00 69.00 105.00
1910 73.00 68.00 91.00 94.00 93.00 104.00 105.00 100.00 97.00 91.00 79.00 65.00 105.00
1911 78.00 74.00 a 79.00 83.00 91.00 104.00 99.00 103.00 97.00 89.00 70.00 60.00 104.00
1912 67.00 67.00 73.00 86.00 a 100.00 100.00 a 103.00 99.00 90.00 79.00 85.00 60.00 j 103.00
1913 68.00 67.00 77.00 86.00 a 97.00 98.00 108.00 103.00 95.00 83.00 74.00 49.00 108.00
1914 73.00 73.00 75.00 90.00 90.00 100.00 a 103.00 99.00 101.00 88.00 74.00 54.00 103.00
1915 64.00 73.00 72.00 83.00 a 92.00 100.00 105.00 99.00 96.00 81.00 a 79.00 70.00 105.00
1916 70.00 73.00 82.00 86.00 95.00 98.00 103.00 99.00 97.00 86.00 81.00 68.00 103.00
1917 67.00 77.00 83.00 86.00 93.00 103.00 102.00 101.00 95.00 86.00 77.00 69.00 103.00
1918 66.00 75.00 79.00 74.00 91.00 101.00 99.00 102.00 93.00 85.00 a 71.00 63.00 102.00
1919 43.00 62.00 73.00 84.00 88.00 97.00 100.00 99.00 100.00 84.00 73.00 71.00 100.00
1920 69.00 71.00 76.00 77.00 a 95.00 a 100.00 103.00 94.00 91.00 82.00 72.00 67.00 103.00
1921 67.00 71.00 79.00 85.00 92.00 97.00 105.00 98.00 96.00 88.00 75.00 71.00 105.00
1922 64.00 72.00 e 76.00 77.00 86.00 101.00 103.00 103.00 94.00 86.00 69.00 71.00 103.00
1923 73.00 60.00 a 68.00 82.00 91.00 96.00 103.00 101.00 86.00 74.00 69.00 62.00 103.00
1924 58.00 66.00 67.00 81.00 85.00 107.00 100.00 107.00 95.00 88.00 79.00 68.00 107.00
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1928 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1930 62.00 79.00 a 75.00 90.00 88.00 102.00 101.00 103.00 96.00 88.00 72.00 60.00 103.00
1931 64.00 64.00 72.00 c 88.00 90.00 100.00 a 99.00 101.00 97.00 89.00 80.00 67.00 101.00
1932 60.00 78.00 a 76.00 84.00 87.00 92.00 99.00 v 97.00 e 93.00 86.00 g 78.00 75.00 99.00
1933 66.00 70.00 80.00 80.00 n 94.00 104.00 d 104.00 97.00 f 96.00 82.00 v 76.00 b 74.00 g 104.00
1934 66.00 76.00 81.00 88.00 97.00 100.00 h 105.00 103.00 94.00 88.00 c 78.00 77.00 a 105.00
1935 72.00 77.00 80.00 85.00 89.00 98.00 100.00 100.00 94.00 89.00 73.00 60.00 100.00
1936 67.00 75.00 77.00 88.00 93.00 103.00 103.00 104.00 96.00 87.00 74.00 66.00 104.00
1937 62.00 73.00 73.00 89.00 91.00 100.00 103.00 104.00 98.00 89.00 76.00 76.00 104.00
1938 73.00 c 75.00 82.00 87.00 94.00 94.00 100.00 101.00 90.00 88.00 72.00 82.00 101.00
1939 70.00 62.00 79.00 89.00 90.00 102.00 103.00 98.00 102.00 88.00 78.00 82.00 103.00
1940 60.00 79.00 82.00 81.00 93.00 101.00 104.00 100.00 95.00 86.00 76.00 75.00 104.00
1941 69.00 67.00 78.00 ----- z 95.00 98.00 94.00 97.00 95.00 85.00 81.00 71.00 a 98.00
1942 67.00 65.00 73.00 87.00 95.00 98.00 98.00 98.00 93.00 90.00 82.00 a 74.00 98.00
1943 75.00 76.00 85.00 92.00 89.00 99.00 104.00 a 105.00 96.00 88.00 76.00 62.00 105.00
1944 57.00 67.00 72.00 76.00 89.00 99.00 104.00 104.00 95.00 85.00 77.00 68.00 104.00
1945 67.00 76.00 79.00 86.00 b 95.00 100.00 97.00 100.00 101.00 89.00 83.00 74.00 101.00
1946 73.00 73.00 88.00 88.00 89.00 100.00 102.00 99.00 94.00 87.00 77.00 78.00 102.00
1947 70.00 78.00 77.00 a 85.00 d 85.00 l 98.00 99.00 100.00 102.00 b 90.00 o ----- z 69.00 102.00
1948 71.00 70.00 77.00 91.00 i 85.00 z 96.00 a 99.00 a 94.00 b 98.00 85.00 71.00 b 74.00 99.00
1949 62.00 72.00 b 78.00 83.00 a 89.00 c 99.00 97.00 94.00 b 90.00 89.00 80.00 62.00 i 99.00
1950 74.00 g 76.00 a 79.00 a 92.00 c 93.00 c 98.00 d 95.00 b 98.00 86.00 89.00 81.00 75.00 98.00
1951 80.00 82.00 79.00 85.00 b 88.00 c 94.00 100.00 100.00 b 95.00 f 87.00 x 72.00 b 75.00 f 100.00
1952 72.00 73.00 77.00 h 86.00 f 92.00 h 102.00 103.00 d 101.00 c 93.00 e 91.00 83.00 70.00 n 103.00
1953 79.00 s 70.00 82.00 f 90.00 i 98.00 d 107.00 e 104.00 97.00 c ----- z 83.00 l 80.00 66.00 107.00
1954 73.00 77.00 78.00 a 88.00 91.00 98.00 101.00 100.00 97.00 95.00 75.00 73.00 c 101.00
1955 64.00 69.00 80.00 92.00 89.00 101.00 102.00 100.00 ----- z 88.00 80.00 84.00 102.00
1956 78.00 78.00 a 87.00 90.00 99.00 103.00 103.00 103.00 99.00 e 94.00 h 82.00 d 71.00 103.00
1957 66.00 c 74.00 c 74.00 b 78.00 h 83.00 r 98.00 105.00 100.00 e 95.00 d 94.00 l 70.00 h ----- z 105.00
1958 65.00 e 70.00 c 65.00 i 81.00 94.00 g ----- z ----- z ----- z ----- z ----- z 80.00 72.00 94.00
1959 63.00 72.00 a 77.00 91.00 93.00 100.00 98.00 a 102.00 100.00 92.00 75.00 69.00 102.00
1960 66.00 55.00 82.00 90.00 97.00 106.00 a 105.00 a 100.00 94.00 84.00 76.00 69.00 106.00
1961 68.00 79.00 78.00 87.00 b 100.00 97.00 102.00 b 100.00 95.00 91.00 74.00 69.00 102.00
1962 69.00 80.00 83.00 89.00 99.00 95.00 101.00 103.00 97.00 a 92.00 78.00 69.00 103.00
1963 75.00 85.00 88.00 87.00 96.00 99.00 105.00 100.00 95.00 94.00 75.00 65.00 105.00
1964 72.00 57.00 a 78.00 87.00 99.00 99.00 107.00 105.00 96.00 88.00 78.00 72.00 107.00
1965 72.00 71.00 78.00 97.00 93.00 100.00 101.00 99.00 95.00 93.00 75.00 76.00 101.00
1966 64.00 60.00 84.00 84.00 95.00 96.00 105.00 97.00 96.00 87.00 81.00 70.00 105.00
1967 73.00 76.00 85.00 89.00 98.00 95.00 101.00 99.00 94.00 93.00 80.00 68.00 101.00
1968 75.00 68.00 83.00 82.00 94.00 108.00 102.00 99.00 94.00 92.00 77.00 72.00 108.00
1969 72.00 73.00 72.00 85.00 91.00 101.00 101.00 104.00 93.00 88.00 76.00 68.00 104.00
1970 76.00 81.00 78.00 84.00 93.00 100.00 102.00 103.00 99.00 90.00 76.00 69.00 103.00
1971 75.00 71.00 86.00 88.00 96.00 107.00 105.00 97.00 95.00 87.00 84.00 74.00 107.00
1972 71.00 82.00 85.00 91.00 92.00 95.00 100.00 96.00 93.00 91.00 69.00 68.00 100.00
1973 71.00 68.00 75.00 82.00 88.00 102.00 106.00 101.00 92.00 90.00 83.00 73.00 106.00
1974 67.00 71.00 82.00 88.00 100.00 103.00 100.00 97.00 94.00 84.00 75.00 66.00 103.00
1975 70.00 a 67.00 79.00 84.00 86.00 97.00 99.00 100.00 96.00 90.00 a 75.00 73.00 100.00
1976 70.00 75.00 ----- z 82.00 91.00 102.00 99.00 97.00 95.00 85.00 76.00 70.00 a 102.00
1977 62.00 73.00 77.00 84.00 88.00 102.00 104.00 100.00 93.00 88.00 78.00 a 74.00 e 104.00
1978 64.00 58.00 a 81.00 85.00 92.00 a 104.00 105.00 101.00 95.00 b 91.00 84.00 63.00 a 105.00
1979 58.00 84.00 77.00 86.00 a 87.00 99.00 98.00 95.00 95.00 90.00 70.00 76.00 a 99.00
1980 68.00 74.00 e 75.00 87.00 90.00 108.00 104.00 102.00 97.00 88.00 a 87.00 79.00 108.00
1981 74.00 a 79.00 79.00 92.00 92.00 105.00 106.00 97.00 93.00 85.00 80.00 75.00 106.00
1982 76.00 80.00 77.00 88.00 89.00 98.00 100.00 98.00 98.00 85.00 73.00 79.00 100.00
1983 69.00 68.00 79.00 82.00 90.00 100.00 100.00 100.00 100.00 88.00 80.00 63.00 a 100.00
1984 67.00 73.00 78.00 80.00 99.00 99.00 100.00 101.00 97.00 85.00 78.00 72.00 101.00
1985 60.00 71.00 79.00 85.00 98.00 103.00 104.00 99.00 95.00 85.00 78.00 63.00 104.00
1986 80.00 78.00 83.00 89.00 90.00 98.00 100.00 99.00 92.00 79.00 73.00 63.00 100.00
1987 69.00 68.00 77.00 90.00 87.00 99.00 99.00 99.00 89.00 a 89.00 79.00 75.00 99.00
1988 70.00 74.00 80.00 86.00 89.00 98.00 98.00 98.00 93.00 88.00 80.00 69.00 98.00
1989 79.00 78.00 88.00 95.00 98.00 94.00 98.00 100.00 95.00 90.00 79.00 68.00 100.00
1990 76.00 74.00 78.00 84.00 94.00 103.00 101.00 100.00 95.00 86.00 80.00 70.00 103.00
1991 63.00 72.00 78.00 86.00 90.00 100.00 100.00 93.00 93.00 91.00 72.00 70.00 100.00
1992 71.00 74.00 76.00 90.00 91.00 97.00 104.00 102.00 98.00 92.00 73.00 67.00 104.00
1993 69.00 66.00 82.00 83.00 89.00 101.00 103.00 97.00 93.00 90.00 74.00 71.00 103.00
1994 69.00 75.00 80.00 88.00 94.00 104.00 103.00 101.00 98.00 90.00 82.00 71.00 104.00
1995 75.00 74.00 88.00 83.00 88.00 99.00 102.00 99.00 105.00 89.00 80.00 76.00 105.00
1996 72.00 78.00 77.00 92.00 101.00 102.00 101.00 96.00 87.00 89.00 82.00 80.00 102.00
1997 79.00 69.00 82.00 83.00 90.00 102.00 103.00 95.00 98.00 89.00 74.00 64.00 103.00
1998 66.00 74.00 85.00 87.00 99.00 ----- z 104.00 94.00 97.00 89.00 84.00 74.00 104.00
1999 74.00 74.00 84.00 86.00 91.00 101.00 101.00 98.00 95.00 88.00 82.00 76.00 101.00
2000 71.00 77.00 75.00 90.00 102.00 97.00 101.00 101.00 101.00 a 96.00 65.00 68.00 102.00
2001 68.00 66.00 78.00 ----- z 93.00 98.00 104.00 100.00 96.00 88.00 79.00 75.00 a 104.00
2002 76.00 78.00 84.00 91.00 ----- z 100.00 101.00 102.00 93.00 83.00 76.00 ----- z 102.00
2003 74.00 79.00 80.00 86.00 98.00 96.00 105.00 103.00 93.00 92.00 79.00 72.00 105.00
2004 66.00 77.00 85.00 84.00 96.00 101.00 100.00 97.00 98.00 81.00 80.00 76.00 101.00
2005 73.00 a 73.00 79.00 82.00 98.00 97.00 102.00 99.00 96.00 90.00 82.00 75.00 102.00
2006 80.00 82.00 79.00 91.00 100.00 105.00 101.00 98.00 89.00 91.00 86.00 67.00 105.00
2007 54.00 69.00 84.00 82.00 88.00 96.00 99.00 102.00 98.00 90.00 82.00 74.00 102.00
2008 68.00 69.00 80.00 90.00 95.00 102.00 100.00 101.00 87.00 85.00 81.00 69.00 102.00
2009 74.00 75.00 81.00 87.00 94.00 100.00 104.00 100.00 94.00 90.00 83.00 66.00 104.00
2010 64.00 55.00 88.00 84.00 91.00 101.00 101.00 99.00 100.00 86.00 78.00 73.00 101.00
2011 68.00 a 77.00 82.00 90.00 98.00 107.00 106.00 103.00 98.00 89.00 76.00 62.00 a 107.00
2012 68.00 71.00 87.00 a 93.00 97.00 106.00 102.00 103.00 99.00 l 88.00 r ----- z ----- z 106.00
Period of Record Statistics
MEAN 68.96 72.40 79.41 86.28 92.90 100.15 101.86 99.79 95.22 87.85 77.35 70.09 102.91
S.D. 6.07 6.06 4.57 4.11 4.06 3.36 2.64 2.70 3.43 3.52 4.25 5.85 2.33
SKEW -0.88 -0.69 0.05 -0.24 0.29 0.27 -0.29 -0.17 -0.25 -0.88 -0.23 -0.51 0.08
MAX 80.00 85.00 91.00 97.00 102.00 108.00 108.00 107.00 105.00 96.00 87.00 84.00 108.00
MIN 43.00 55.00 67.00 74.00 85.00 92.00 94.00 93.00 86.00 74.00 65.00 49.00 98.00
NO YRS 97 100 96 93 94 97 98 98 95 91 97 92 76