BABB 6 NE, MONTANA

Monthly Total Cooling Degree Days

(240392)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201105
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.
Months with 5 missing days or less use mean for missing day(s)
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
1906 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 n 11.00 22.50 3.00 0.00 m 0.00 h 0.00 f 36.50
1907 0.00 a 0.00 0.00 i 0.00 a 0.00 0.00 0.00 e 1.03 a 0.00 h 0.00 e 0.00 c 0.00 a 1.03
1908 0.00 0.00 0.00 0.00 0.00 0.00 23.50 11.88 a 4.00 0.00 0.00 0.00 39.38
1909 0.00 0.00 0.00 0.00 0.00 0.00 2.00 g 0.00 0.50 0.00 0.00 0.00 b 0.50
1910 0.00 0.00 0.00 0.00 0.00 0.00 22.50 0.00 0.00 0.00 0.00 0.00 22.50
1911 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 a 0.00 0.00 0.00 0.00
1912 0.00 a 0.00 a 0.00 a 0.00 0.00 c 10.00 0.00 0.00 0.00 0.00 0.00 0.00 z 10.00
1913 0.00 0.00 0.00 0.00 a 0.00 z 0.00 z 0.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1914 0.00 0.00 a 0.00 0.00 a 0.00 0.00 105.00 14.50 0.00 0.00 0.00 0.00 119.50
1915 0.00 0.00 z 0.00 z 0.00 0.00 0.00 2.00 18.00 0.00 0.00 0.00 0.00 20.00
1916 0.00 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.50 2.78 c 0.00 0.00 a 0.00 c 5.28
1917 0.00 c 0.00 0.00 0.00 b 0.00 2.50 55.50 7.50 0.00 0.00 0.00 0.00 65.50
1918 0.00 0.00 a 0.00 0.00 0.00 17.50 46.50 a 33.67 b 0.00 b 0.00 b 0.00 z 0.00 l 97.67
1919 0.00 0.00 z 0.00 z 0.00 1.50 30.00 35.50 66.00 4.00 0.00 0.00 0.00 137.00
1920 0.00 a 0.00 a 0.00 0.00 0.00 20.00 200.50 134.50 57.41 a 8.50 0.00 0.00 420.91
1921 0.00 a 0.00 a 0.00 a 0.00 0.00 10.00 13.00 7.00 0.00 0.00 0.00 z 0.00 30.00
1922 0.00 0.00 0.00 0.00 0.00 12.32 b 9.00 23.50 0.00 0.00 0.00 0.00 z 44.82
1923 0.00 0.00 0.00 0.00 0.00 a 0.00 19.00 4.00 0.00 0.00 0.00 0.00 23.00
1924 0.00 0.00 0.00 0.00 0.00 0.00 2.50 0.00 z 0.00 m 0.00 e 0.00 e 0.00 a 2.50
1925 0.00 a 0.00 b 0.00 m 0.00 c 0.00 r 2.00 g 30.47 b 6.50 0.00 0.00 0.00 a 0.00 36.97
1926 0.00 g 0.00 0.00 0.00 0.00 0.00 20.50 3.50 0.00 0.00 g 0.00 j 0.00 l 24.00
1927 0.00 0.00 0.00 a 0.00 a 0.00 a 0.00 a 2.58 a 0.00 c 0.00 b 0.53 b 0.00 0.00 3.12
1928 0.00 0.00 b 0.00 c 0.00 a 0.52 a 0.00 a 12.40 a 0.00 0.00 a 0.00 k 0.00 0.00 12.92
1929 0.00 0.00 0.00 0.00 d 0.00 0.00 10.00 14.98 a 0.00 a 0.00 0.00 a 0.00 b 24.98
1930 0.00 0.00 d 0.00 0.00 a 0.00 0.00 21.18 a 13.95 a 0.00 0.00 0.00 d 0.00 z 35.13
1931 0.00 0.00 0.00 0.00 0.00 a 1.50 22.50 17.50 2.14 b 0.00 b 0.00 0.00 43.64
1932 0.00 0.00 0.00 0.00 0.00 3.62 a 20.50 7.50 m 0.00 0.53 b 0.00 0.00 24.66
1933 0.00 0.00 0.00 0.00 0.00 a 15.00 21.18 a 7.00 0.00 a 0.00 b 0.00 0.00 a 43.18
1934 0.00 0.00 0.00 0.00 3.50 0.00 14.50 4.50 0.00 5.50 0.00 0.00 a 28.00
1935 0.00 0.00 0.00 0.00 0.00 0.00 23.00 2.50 0.00 0.00 m 0.00 a 0.00 25.50
1936 0.00 0.00 0.00 0.00 3.00 29.00 62.00 26.50 0.00 0.00 0.00 0.00 120.50
1937 0.00 0.00 0.00 0.00 0.00 4.50 25.00 2.00 0.00 0.00 0.00 0.00 31.50
1938 0.00 0.00 0.00 0.00 0.00 0.50 30.00 0.00 3.50 0.00 0.00 0.00 34.00
1939 0.00 0.00 a 0.00 0.00 0.50 3.50 59.00 6.00 0.00 0.00 0.00 0.00 69.00
1940 0.00 0.00 0.00 0.00 0.00 0.50 17.00 3.50 0.00 0.00 0.00 0.00 21.00
1941 0.00 j 0.00 0.00 0.00 0.00 7.50 31.50 5.00 0.00 0.00 0.00 0.00 44.00
1942 0.00 0.00 0.00 0.00 0.00 0.00 7.00 9.50 0.00 0.00 0.00 0.00 16.50
1943 0.00 0.00 0.00 0.00 0.00 0.00 3.50 0.00 0.00 0.00 0.00 0.00 3.50
1944 0.00 0.00 0.00 0.00 0.00 0.00 18.00 0.00 0.00 0.00 0.00 0.00 18.00
1945 0.00 m 0.00 0.00 0.00 0.00 3.50 31.50 6.00 0.00 0.00 0.00 0.00 41.00
1946 0.00 0.00 0.00 0.00 0.00 0.00 15.50 16.00 0.00 0.00 0.00 0.00 b 31.50
1947 0.00 0.00 0.00 0.00 0.00 0.00 15.50 7.50 0.50 0.00 0.00 0.00 23.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.50 0.00 0.00 0.00 0.00 0.00 2.50
1949 0.00 0.00 0.00 0.00 0.00 0.00 3.50 10.33 a 0.00 0.00 a 0.00 0.00 a 13.83
1950 0.00 0.00 a 0.00 0.00 0.00 0.00 0.00 a 0.00 4.00 0.00 0.00 0.00 4.00
1951 0.00 0.00 0.00 0.00 0.00 0.00 5.50 9.00 0.00 a 0.00 0.00 0.00 14.50
1952 0.00 0.00 0.00 0.00 0.00 0.50 0.50 6.00 0.00 0.00 0.00 0.00 7.00
1953 0.00 0.00 0.00 0.00 0.00 a 0.00 18.08 a 3.50 0.00 c 0.00 b 0.00 0.00 21.58
1954 0.00 0.00 0.00 0.00 0.00 0.00 8.50 0.00 0.00 0.00 0.00 0.00 8.50
1955 0.00 0.00 0.00 0.00 0.00 0.00 18.00 9.50 j 10.00 0.00 0.00 k 0.00 d 28.00
1956 0.00 0.00 0.00 0.00 0.00 0.00 14.00 2.50 0.00 0.00 0.00 0.00 16.50
1957 0.00 0.00 0.00 0.00 0.00 0.00 7.50 0.00 0.00 0.00 0.00 0.00 7.50
1958 0.00 0.00 0.00 0.00 0.00 1.00 9.50 11.50 0.00 0.00 0.00 0.00 22.00
1959 0.00 0.00 0.00 0.00 0.00 0.00 13.00 3.00 0.00 0.00 0.00 0.00 16.00
1960 0.00 0.00 0.00 0.00 0.00 0.00 41.85 a 4.00 0.50 0.00 0.00 0.00 46.35
1961 0.00 0.00 0.00 0.00 3.50 18.75 b 13.00 59.00 0.00 0.00 0.00 0.00 94.25
1962 0.00 0.00 0.00 0.00 0.00 1.00 0.00 3.50 0.00 0.00 0.00 0.00 4.50
1963 0.00 0.00 0.00 0.00 0.00 0.00 2.00 18.50 1.50 0.00 0.00 0.00 22.00
1964 0.00 0.00 0.00 0.00 0.00 0.00 7.50 1.00 0.00 1.00 0.00 0.00 9.50
1965 0.00 0.00 0.00 0.00 0.00 0.00 0.50 8.00 0.00 0.00 0.00 0.00 8.50
1966 0.00 b 0.00 0.00 0.00 0.00 0.00 0.50 8.50 0.00 0.00 0.00 0.00 9.00
1967 0.00 0.00 0.00 0.00 0.00 0.00 13.00 27.00 14.50 0.00 a 0.00 0.00 a 54.50
1968 0.00 0.00 0.00 0.00 0.00 2.50 9.00 2.50 1.50 0.00 0.00 0.00 15.50
1969 0.00 0.00 0.00 0.00 0.00 4.00 5.50 22.00 0.00 0.00 0.00 0.00 31.50
1970 0.00 0.00 0.00 0.00 0.00 11.50 24.50 21.00 0.00 1.50 0.00 0.00 58.50
1971 0.00 0.00 0.00 0.00 0.00 1.50 15.50 63.50 0.00 0.00 0.00 0.00 80.50
1972 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13.50 0.00 0.00 f 0.00 f 0.00 n 13.50
1973 0.00 0.00 0.00 0.00 0.00 2.00 30.00 27.50 0.00 w 0.00 i 0.00 0.00 59.50
1974 0.00 0.00 0.00 0.00 c 0.00 d 10.50 23.25 e 4.00 h 0.00 m 0.00 l 0.00 j 0.00 z 33.75
1975 0.00 e 0.00 e 0.00 k 0.00 g 0.00 l 0.00 h 7.00 q 0.00 z 0.00 k 0.00 k 0.00 l 0.00 n 0.00
1976 0.00 l 0.00 j 0.00 h 0.00 h 0.00 p 3.00 k 4.50 q 0.00 l 2.50 l 0.00 m 0.00 j 0.00 k 0.00
1977 0.00 j 0.00 i 0.00 h 0.00 i 0.00 a 4.00 11.00 5.50 0.00 b 0.00 h 0.00 h 0.00 k 20.50
1978 0.00 l 0.00 o 0.00 i 0.00 k 0.00 z 3.21 b 8.61 d 5.00 i 0.00 e 0.00 0.00 a 0.00 11.83
1979 0.00 0.00 0.00 0.00 a 0.00 5.56 c 41.73 e 7.50 6.72 a 0.00 0.00 0.00 a 61.51
1980 0.00 0.00 0.00 i 0.00 0.00 c 0.00 g 9.00 g 0.00 l 0.00 c 0.00 a 0.00 0.00 0.00
1981 0.00 0.00 0.00 0.00 0.00 0.00 5.68 a 26.72 b 6.00 e 0.00 0.00 a 0.00 38.41
1982 0.00 0.00 0.00 0.00 0.00 0.00 12.50 2.50 5.50 0.00 0.00 0.00 20.50
1983 0.00 0.00 0.00 0.00 0.00 0.00 13.50 56.00 4.00 0.00 0.00 0.00 73.50
1984 0.00 0.00 0.00 0.00 0.00 8.50 28.00 43.50 0.00 0.00 0.00 0.00 80.00
1985 0.00 a 0.00 0.00 0.00 a 0.00 a 0.00 53.00 5.50 0.00 0.00 0.00 0.00 m 58.50
1986 0.00 a 0.00 b 0.00 a 0.00 11.50 10.50 8.50 14.00 0.00 0.00 0.00 0.00 j 44.50
1987 0.00 0.00 0.00 0.00 0.00 22.00 33.50 1.00 1.00 0.00 0.00 0.00 57.50
1988 0.00 0.00 b 0.00 0.00 0.00 23.50 23.00 12.00 7.50 0.00 0.00 0.00 66.00
1989 0.00 0.00 0.00 0.00 0.00 0.00 22.50 12.50 0.00 0.00 0.00 0.00 35.00
1990 0.00 0.00 0.00 0.00 0.00 5.00 12.50 26.00 0.00 0.00 0.00 0.00 43.50
1991 0.00 0.00 0.00 0.00 0.00 0.00 19.00 27.50 2.50 8.00 0.00 0.00 a 57.00
1992 0.00 0.00 0.00 0.00 0.00 11.38 a 2.00 23.50 0.50 0.00 0.00 0.00 37.38
1993 0.00 a 0.00 0.00 0.00 0.00 0.50 2.50 0.00 0.00 0.00 0.00 k 0.00 3.00
1994 0.00 0.00 0.00 0.00 1.50 3.00 38.50 33.00 4.00 0.00 b 0.00 c 0.00 l 80.00
1995 0.00 i 0.00 a 0.00 0.00 0.00 0.00 7.00 4.50 0.00 0.00 0.00 0.00 l 11.50
1996 0.00 l 0.00 a 0.00 0.00 0.00 a 4.50 12.50 41.00 0.00 0.00 0.00 j 0.00 58.00
1997 0.00 0.00 0.00 0.00 0.00 0.00 4.50 45.50 5.00 0.00 0.00 c 0.00 k 55.00
1998 0.00 l 0.00 a 0.00 b 0.00 0.00 0.00 21.00 24.50 m 6.50 j 0.00 a 0.00 j 0.00 z 21.00
1999 0.00 m 0.00 k 0.00 k 0.00 i 0.00 g 0.00 h 5.00 h 23.00 i 0.00 e 0.00 l 0.00 j 0.00 q 0.00
2000 0.00 j 0.00 k 0.00 i 0.00 j 0.00 i 0.00 e 21.50 l 12.50 i 0.00 h 0.00 m 0.00 i 0.00 j 0.00
2001 0.00 k 0.00 g 0.00 i 0.00 h 2.50 i 0.00 k 5.00 j 21.00 h 0.00 k 0.00 h 0.00 h 0.00 n 0.00
2002 0.00 j 0.00 0.00 n 0.00 0.00 k 9.50 63.50 0.00 0.00 j 0.00 l 0.00 p 0.00 l 73.00
2003 0.00 l 0.00 j 0.00 j 0.00 g 7.15 e 5.00 i 43.50 h 14.50 l 2.50 l 0.00 j 0.00 o 0.00 n 7.15
2004 0.00 j 0.00 p 0.00 h 0.00 h 0.00 j 0.00 i 16.00 i 4.00 h 0.00 j 0.00 j 0.00 k 0.00 p 0.00
2005 0.00 l 0.00 i 0.00 z 0.00 i 0.00 i 1.50 g 6.00 j 0.00 i 0.00 i 0.00 l 0.00 m 0.00 q 0.00
2006 0.00 n 0.00 j 0.00 f 0.00 j 0.00 j 3.50 i 0.00 z 10.50 h 0.00 j 0.00 j 0.00 k 0.00 o 0.00
2007 0.00 z 0.00 i 0.00 i 0.00 i 0.00 g 0.00 h 67.00 j 5.50 h 0.00 i 0.00 i 0.00 n 0.00 q 0.00
2008 0.00 m 0.00 n 0.00 o 0.00 g 0.00 i 0.00 l 0.00 z 0.00 z 0.00 z 0.00 q 0.00 m 0.00 o 0.00
2009 0.00 p 0.00 k 0.00 f 0.00 g 0.00 j 3.00 f 11.00 h 11.50 h 12.00 h 0.00 i 0.00 r 0.00 r 0.00
2010 0.00 p 0.00 i 0.00 h 0.00 g 0.00 j 0.00 h 0.00 i 0.00 g 0.00 i 0.00 k 0.00 s 0.00 z 0.00
2011 0.00 h 0.00 t 0.00 k 0.00 g 0.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.00 0.38 3.86 20.35 14.43 1.77 0.31 0.00 0.00 42.53
S.D. 0.00 0.00 0.00 0.00 1.57 6.84 26.24 20.31 6.56 1.42 0.00 0.00 59.15
SKEW 0.00 0.00 0.00 0.00 5.39 2.14 4.24 3.14 7.35 5.00 0.00 0.00 4.94
MAX 0.00 0.00 0.00 0.00 11.50 30.00 200.50 134.50 57.41 8.50 0.00 0.00 420.91
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NO YRS 82 86 81 87 86 87 88 84 86 82 79 75 55