FT DUCHESNE, :

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(422996)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 72.00 65.00 61.00 72.00
1895 43.00 41.00 70.00 76.00 87.00 90.00 95.00 91.00 a ----- z ----- z ----- z ----- z 95.00
1896 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 58.00 46.00 58.00
1897 38.00 43.00 61.00 78.00 88.00 93.00 98.00 97.00 91.00 75.00 63.00 36.00 98.00
1898 32.00 37.00 49.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 49.00
1899 52.00 55.00 75.00 77.00 84.00 97.00 97.00 91.00 94.00 79.00 61.00 50.00 97.00
1900 45.00 59.00 71.00 79.00 91.00 101.00 101.00 101.00 92.00 78.00 63.00 48.00 101.00
1901 49.00 60.00 64.00 80.00 89.00 97.00 102.00 99.00 88.00 81.00 65.00 52.00 102.00
1902 39.00 51.00 56.00 80.00 89.00 98.00 104.00 95.00 94.00 84.00 64.00 46.00 104.00
1903 43.00 34.00 62.00 79.00 80.00 98.00 98.00 97.00 94.00 75.00 64.00 45.00 98.00
1904 45.00 65.00 72.00 84.00 90.00 92.00 97.00 95.00 92.00 78.00 60.00 51.00 97.00
1905 51.00 43.00 61.00 79.00 86.00 97.00 98.00 99.00 89.00 80.00 57.00 34.00 99.00
1906 41.00 44.00 67.00 80.00 86.00 95.00 95.00 95.00 89.00 80.00 70.00 41.00 95.00
1907 42.00 51.00 75.00 85.00 85.00 92.00 96.00 96.00 ----- z ----- z 76.00 49.00 96.00
1908 38.00 43.00 73.00 79.00 79.00 90.00 96.00 97.00 93.00 75.00 59.00 38.00 97.00
1909 42.00 39.00 58.00 76.00 82.00 97.00 101.00 97.00 86.00 80.00 65.00 38.00 101.00
1910 36.00 50.00 76.00 86.00 95.00 97.00 102.00 98.00 99.00 83.00 65.00 51.00 102.00
1911 59.00 55.00 79.00 76.00 87.00 98.00 98.00 100.00 91.00 78.00 58.00 34.00 100.00
1912 49.00 58.00 60.00 71.00 86.00 91.00 97.00 98.00 88.00 80.00 69.00 43.00 98.00
1913 44.00 54.00 74.00 77.00 87.00 91.00 95.00 96.00 90.00 76.00 70.00 46.00 96.00
1914 43.00 46.00 62.00 79.00 88.00 96.00 93.00 94.00 90.00 77.00 65.00 45.00 96.00
1915 40.00 44.00 67.00 77.00 85.00 90.00 94.00 92.00 88.00 77.00 67.00 50.00 94.00
1916 40.00 40.00 63.00 b 81.00 85.00 94.00 90.00 90.00 86.00 o ----- z ----- z ----- z 94.00
1917 ----- z 56.00 70.00 76.00 78.00 88.00 97.00 94.00 90.00 76.00 64.00 50.00 97.00
1918 42.00 53.00 65.00 70.00 82.00 99.00 98.00 99.00 89.00 77.00 63.00 42.00 99.00
1919 31.00 39.00 68.00 ----- z ----- z ----- z ----- z ----- z 88.00 67.00 53.00 37.00 88.00
1920 43.00 48.00 60.00 75.00 93.00 90.00 99.00 94.00 87.00 80.00 56.00 44.00 99.00
1921 49.00 60.00 72.00 70.00 83.00 95.00 97.00 94.00 94.00 81.00 62.00 52.00 97.00
1922 36.00 51.00 67.00 72.00 85.00 98.00 100.00 95.00 89.00 88.00 56.00 55.00 100.00
1923 54.00 35.00 62.00 72.00 76.00 75.00 98.00 91.00 90.00 70.00 56.00 47.00 98.00
1924 31.00 52.00 56.00 75.00 86.00 94.00 95.00 94.00 92.00 80.00 60.00 46.00 95.00
1925 36.00 53.00 68.00 80.00 89.00 91.00 98.00 89.00 80.00 75.00 50.00 41.00 98.00
1926 26.00 52.00 71.00 71.00 a 80.00 97.00 95.00 95.00 86.00 78.00 70.00 48.00 97.00
1927 39.00 49.00 64.00 82.00 87.00 94.00 95.00 90.00 85.00 70.00 61.00 45.00 95.00
1928 44.00 47.00 e 70.00 k 80.00 86.00 98.00 95.00 a 94.00 88.00 79.00 62.00 a 42.00 98.00
1929 38.00 38.00 60.00 70.00 77.00 95.00 98.00 94.00 e 84.00 77.00 51.00 56.00 a 98.00
1930 42.00 58.00 63.00 80.00 87.00 93.00 97.00 91.00 87.00 74.00 57.00 29.00 97.00
1931 31.00 55.00 60.00 74.00 84.00 91.00 101.00 95.00 89.00 72.00 62.00 32.00 101.00
1932 37.00 47.00 65.00 80.00 89.00 96.00 99.00 95.00 90.00 82.00 61.00 50.00 99.00
1933 35.00 f 46.00 71.00 81.00 87.00 100.00 f 102.00 101.00 98.00 81.00 63.00 53.00 102.00
1934 48.00 55.00 71.00 87.00 87.00 91.00 99.00 96.00 91.00 81.00 66.00 47.00 99.00
1935 48.00 54.00 64.00 75.00 79.00 93.00 97.00 94.00 94.00 80.00 a 56.00 47.00 97.00
1936 49.00 58.00 70.00 82.00 90.00 a 100.00 99.00 97.00 86.00 76.00 53.00 41.00 100.00
1937 25.00 39.00 64.00 80.00 89.00 95.00 97.00 97.00 88.00 78.00 61.00 52.00 97.00
1938 47.00 56.00 61.00 79.00 89.00 90.00 98.00 98.00 84.00 81.00 56.00 52.00 98.00
1939 38.00 34.00 68.00 83.00 83.00 m 93.00 f 99.00 a 94.00 88.00 72.00 62.00 54.00 99.00
1940 46.00 b 45.00 d 72.00 h 76.00 k 86.00 o 100.00 d 101.00 96.00 b 90.00 f 70.00 56.00 45.00 101.00
1941 34.00 53.00 66.00 69.00 88.00 c 91.00 j 95.00 93.00 84.00 b 72.00 b 62.00 d 46.00 b 95.00
1942 41.00 c 44.00 h 66.00 75.00 d 83.00 92.00 96.00 93.00 89.00 a 82.00 a 66.00 53.00 a 96.00
1943 57.00 56.00 74.00 80.00 87.00 92.00 98.00 92.00 88.00 81.00 h 62.00 50.00 98.00
1944 39.00 39.00 60.00 68.00 84.00 91.00 95.00 95.00 91.00 79.00 64.00 49.00 95.00
1945 51.00 59.00 64.00 78.00 81.00 90.00 101.00 93.00 95.00 84.00 67.00 52.00 101.00
1946 46.00 g 63.00 71.00 83.00 82.00 96.00 e 97.00 97.00 92.00 75.00 b 55.00 53.00 97.00
1947 54.00 c 57.00 71.00 b 77.00 92.00 a 91.00 98.00 96.00 i 96.00 i 81.00 h 58.00 d 40.00 98.00
1948 43.00 48.00 58.00 b 79.00 j 87.00 c 92.00 95.00 b 94.00 f 95.00 80.00 g 62.00 55.00 95.00
1949 26.00 a 38.00 65.00 a 82.00 d 82.00 a 92.00 95.00 97.00 a 90.00 79.00 d 65.00 52.00 g 97.00
1950 38.00 45.00 65.00 83.00 84.00 92.00 92.00 a 92.00 95.00 c 81.00 e 65.00 a 52.00 95.00
1951 48.00 58.00 a 68.00 a 75.00 c 90.00 89.00 98.00 96.00 89.00 a 79.00 63.00 43.00 98.00
1952 35.00 c 36.00 50.00 78.00 e 85.00 u ----- z 97.00 h 92.00 m 92.00 e 85.00 a 65.00 43.00 97.00
1953 48.00 54.00 74.00 81.00 83.00 94.00 100.00 94.00 96.00 82.00 63.00 53.00 100.00
1954 48.00 64.00 66.00 79.00 92.00 103.00 100.00 100.00 95.00 81.00 60.00 b 40.00 c 103.00
1955 41.00 40.00 55.00 77.00 c 84.00 95.00 a 98.00 h 95.00 c 92.00 g 78.00 c 63.00 b 55.00 b 98.00
1956 56.00 50.00 74.00 77.00 b 88.00 96.00 97.00 c 93.00 b 92.00 82.00 e 58.00 47.00 e 97.00
1957 38.00 48.00 c 66.00 70.00 c 82.00 96.00 a 98.00 b 97.00 a 90.00 86.00 c 60.00 57.00 d 98.00
1958 46.00 b 64.00 b 63.00 78.00 b 91.00 b 96.00 c 100.00 100.00 b 94.00 80.00 n 72.00 61.00 100.00
1959 60.00 b 52.00 a 67.00 c 80.00 d 87.00 b 100.00 b 100.00 97.00 b 93.00 a 80.00 a 66.00 b 47.00 b 100.00
1960 41.00 b 42.00 73.00 82.00 90.00 94.00 d 102.00 b 98.00 92.00 b 82.00 b 63.00 b 48.00 102.00
1961 45.00 a 56.00 a 68.00 77.00 86.00 b 100.00 98.00 95.00 85.00 a 76.00 c 56.00 46.00 100.00
1962 55.00 51.00 66.00 a 81.00 86.00 a 96.00 98.00 99.00 90.00 79.00 a 66.00 57.00 99.00
1963 46.00 59.00 70.00 76.00 84.00 94.00 99.00 96.00 89.00 89.00 62.00 45.00 a 99.00
1964 51.00 54.00 66.00 77.00 89.00 91.00 99.00 99.00 87.00 82.00 63.00 45.00 99.00
1965 48.00 48.00 63.00 80.00 82.00 88.00 92.00 94.00 82.00 78.00 64.00 46.00 94.00
1966 40.00 45.00 a 73.00 77.00 86.00 94.00 96.00 97.00 90.00 73.00 70.00 48.00 97.00
1967 44.00 45.00 69.00 72.00 88.00 90.00 98.00 97.00 94.00 79.00 68.00 39.00 98.00
1968 38.00 49.00 72.00 71.00 87.00 95.00 96.00 90.00 88.00 77.00 60.00 44.00 96.00
1969 47.00 47.00 70.00 80.00 91.00 94.00 96.00 100.00 90.00 77.00 59.00 52.00 100.00
1970 46.00 55.00 65.00 72.00 89.00 98.00 97.00 98.00 a 91.00 80.00 62.00 50.00 98.00
1971 51.00 58.00 75.00 75.00 85.00 99.00 99.00 e 97.00 91.00 78.00 a 44.00 42.00 a 99.00
1972 54.00 67.00 a 74.00 d 76.00 a 86.00 a 91.00 101.00 h 100.00 d 85.00 b 82.00 a 53.00 a 49.00 b 101.00
1973 37.00 33.00 a 56.00 b 73.00 a 89.00 c 96.00 a 100.00 e 97.00 87.00 a 82.00 i 63.00 a 42.00 b 100.00
1974 32.00 36.00 71.00 77.00 a 87.00 e 98.00 a 97.00 d 95.00 94.00 b 81.00 c 63.00 i 45.00 i 98.00
1975 59.00 50.00 64.00 g 69.00 c 86.00 a 90.00 96.00 a 97.00 d 91.00 e 56.00 z 65.00 n 43.00 h 97.00
1976 39.00 f 53.00 e 66.00 a 73.00 88.00 95.00 c 101.00 f 94.00 93.00 a 80.00 h 64.00 f 47.00 d 101.00
1977 46.00 59.00 a 67.00 a 81.00 a 83.00 a 97.00 d 97.00 98.00 b 82.00 78.00 a 65.00 c 60.00 d 98.00
1978 39.00 b 41.00 71.00 c 73.00 c 85.00 b 94.00 b 100.00 a 98.00 c 94.00 f 84.00 e 66.00 d 31.00 l 100.00
1979 29.00 b 40.00 d 59.00 b 76.00 c 87.00 b 98.00 98.00 100.00 d 95.00 d 82.00 d 52.00 e 48.00 o 100.00
1980 42.00 s 51.00 d 57.00 g 77.00 h 83.00 96.00 b 99.00 98.00 88.00 81.00 b 65.00 51.00 99.00
1981 48.00 59.00 c 67.00 a 80.00 86.00 98.00 97.00 h 98.00 a 90.00 74.00 61.00 50.00 98.00
1982 46.00 55.00 63.00 74.00 86.00 96.00 98.00 96.00 91.00 69.00 55.00 41.00 98.00
1983 38.00 50.00 65.00 74.00 86.00 92.00 96.00 98.00 91.00 76.00 66.00 39.00 98.00
1984 26.00 40.00 55.00 79.00 91.00 97.00 97.00 94.00 97.00 75.00 60.00 36.00 97.00
1985 35.00 39.00 68.00 82.00 85.00 98.00 99.00 98.00 95.00 77.00 65.00 43.00 99.00
1986 42.00 65.00 78.00 78.00 87.00 97.00 97.00 99.00 90.00 72.00 60.00 48.00 99.00
1987 47.00 53.00 62.00 84.00 86.00 95.00 98.00 94.00 92.00 79.00 62.00 50.00 98.00
1988 32.00 48.00 67.00 79.00 88.00 100.00 100.00 97.00 93.00 80.00 67.00 46.00 100.00
1989 36.00 49.00 67.00 85.00 88.00 100.00 105.00 96.00 91.00 84.00 67.00 53.00 105.00
1990 47.00 47.00 69.00 a 82.00 87.00 101.00 ----- z ----- z 96.00 r 82.00 69.00 45.00 101.00
1991 27.00 i 52.00 i 62.00 79.00 83.00 92.00 97.00 95.00 94.00 83.00 57.00 44.00 97.00
1992 33.00 56.00 66.00 87.00 88.00 95.00 97.00 97.00 ----- z 83.00 53.00 42.00 97.00
1993 44.00 44.00 70.00 78.00 86.00 96.00 96.00 99.00 92.00 85.00 57.00 47.00 99.00
1994 53.00 52.00 73.00 85.00 92.00 102.00 100.00 106.00 91.00 74.00 59.00 49.00 106.00
1995 45.00 62.00 68.00 74.00 80.00 93.00 101.00 106.00 97.00 78.00 63.00 60.00 106.00
1996 48.00 57.00 70.00 82.00 91.00 96.00 ----- z 101.00 ----- z 84.00 63.00 47.00 101.00
1997 48.00 42.00 70.00 77.00 87.00 95.00 99.00 96.00 ----- z 82.00 60.00 i 41.00 99.00
1998 50.00 50.00 84.00 o 79.00 84.00 95.00 102.00 98.00 95.00 76.00 i 58.00 57.00 102.00
1999 46.00 60.00 70.00 79.00 88.00 b 94.00 100.00 94.00 87.00 89.00 69.00 51.00 100.00
2000 51.00 54.00 66.00 87.00 90.00 99.00 100.00 105.00 96.00 70.00 r ----- z ----- z 105.00
2001 47.00 52.00 o 70.00 n 80.00 l 89.00 k 98.00 105.00 i 98.00 93.00 m 86.00 o 72.00 n 43.00 q 105.00
2002 44.00 m 50.00 n 69.00 k 80.00 j 92.00 q 101.00 l 106.00 102.00 n 94.00 m 71.00 o 53.00 l 32.00 m 106.00
2003 41.00 m 49.00 j 70.00 n 75.00 m 92.00 n 96.00 j 103.00 i 99.00 p 91.00 p 87.00 m 55.00 p 41.00 p 103.00
2004 34.00 m 47.00 k 80.00 i 79.00 i 87.00 o 96.00 i 99.00 j 97.00 n 89.00 m 78.00 m 56.00 g ----- z 99.00
2005 43.00 n 50.00 67.00 78.00 91.00 97.00 104.00 94.00 k 89.00 z 72.00 k 66.00 56.00 104.00
2006 48.00 61.00 64.00 80.00 91.00 97.00 103.00 93.00 90.00 76.00 64.00 h 49.00 103.00
2007 34.00 57.00 76.00 85.00 89.00 99.00 101.00 99.00 92.00 79.00 67.00 38.00 a 101.00
2008 36.00 39.00 67.00 80.00 ----- z 95.00 100.00 g 101.00 87.00 84.00 68.00 61.00 101.00
2009 43.00 61.00 f 72.00 80.00 90.00 e 92.00 s 98.00 e 97.00 92.00 77.00 69.00 45.00 98.00
2010 36.00 34.00 63.00 h ----- z 88.00 z 97.00 o 99.00 k 95.00 94.00 x ----- z 63.00 49.00 b 99.00
2011 47.00 44.00 61.00 78.00 a 82.00 97.00 97.00 e 96.00 f 92.00 c 84.00 59.00 a 53.00 97.00
2012 56.00 60.00 81.00 87.00 89.00 99.00 97.00 97.00 92.00 80.00 64.00 54.00 99.00
2013 34.00 37.00 67.00 c ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 8.00 z 67.00
Period of Record Statistics
MEAN 42.94 49.72 66.69 78.07 86.29 94.86 98.07 96.25 90.46 78.81 61.93 47.28 98.77
S.D. 7.67 8.26 5.87 4.35 3.56 3.85 2.69 3.14 3.60 4.28 5.17 6.44 2.61
SKEW -0.13 -0.14 -0.36 -0.15 -0.46 -1.22 0.17 0.36 -0.27 -0.25 -0.44 -0.18 0.77
MAX 60.00 67.00 81.00 87.00 95.00 103.00 106.00 106.00 99.00 89.00 76.00 61.00 106.00
MIN 25.00 33.00 49.00 68.00 76.00 75.00 90.00 89.00 80.00 67.00 44.00 29.00 94.00
NO YRS 108 111 108 107 106 106 103 106 99 99 106 106 61