TWO HARBORS, MINNESOTA

Monthly Total Cooling Degree Days

(218419)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1894 0.00 z 0.00 u 0.00 0.00 0.00 41.50 79.50 43.00 19.50 0.00 0.00 a 0.00 183.50
1895 0.00 0.00 0.00 0.00 0.00 8.00 32.00 54.50 9.00 0.00 0.00 0.00 103.50
1896 0.00 0.00 0.00 0.00 2.50 15.50 49.50 54.50 0.00 0.00 0.00 0.00 122.00
1897 0.00 0.00 0.00 0.00 0.00 2.50 38.00 19.00 31.00 0.00 0.00 0.00 90.50
1898 0.00 z 0.00 0.00 0.00 0.00 6.00 81.00 29.00 13.00 0.00 0.00 0.00 129.00
1899 0.00 0.00 0.00 0.00 0.00 2.50 26.50 23.50 0.00 0.00 0.00 0.00 52.50
1900 0.00 0.00 0.00 0.00 0.00 17.00 34.50 65.50 6.00 0.00 0.00 0.00 123.00
1901 0.00 a 0.00 0.00 0.00 a 0.00 1.00 86.00 60.97 a 11.00 0.00 0.00 0.00 158.97
1902 0.00 0.00 a 0.00 0.00 0.50 0.00 33.00 7.50 0.00 0.00 d 0.00 0.00 41.00
1903 0.00 0.00 0.00 e 0.00 0.00 6.00 25.00 13.00 0.00 a 0.00 0.00 0.00 a 44.00
1904 0.00 0.00 0.00 0.00 0.00 0.00 16.53 a 23.50 0.00 0.00 0.00 0.00 a 40.03
1905 0.00 0.00 0.00 0.00 0.00 17.50 93.00 124.00 9.00 3.00 0.00 0.00 246.50
1906 0.00 0.00 0.00 0.00 0.00 0.00 58.00 87.50 52.50 0.00 0.00 0.00 198.00
1907 0.00 0.00 0.00 0.00 0.00 7.00 20.50 5.50 0.00 0.00 0.00 0.00 33.00
1908 0.00 0.00 0.00 0.00 0.50 0.50 67.50 32.50 27.00 0.00 0.00 0.00 128.00
1909 0.00 0.00 0.00 0.00 0.00 3.00 31.50 68.50 0.00 0.00 0.00 0.00 103.00
1910 0.00 0.00 0.00 0.00 0.00 71.50 119.00 39.50 1.50 0.00 0.00 0.00 231.50
1911 0.00 0.00 0.00 0.00 0.00 17.50 29.00 30.50 2.00 0.00 0.00 0.00 79.00
1912 0.00 0.00 0.00 0.00 0.00 15.00 53.50 13.00 14.50 0.00 0.00 0.00 96.00
1913 0.00 0.00 0.00 0.00 0.00 11.50 21.50 38.50 9.50 0.00 0.00 0.00 81.00
1914 0.00 0.00 0.00 0.00 1.00 2.50 41.00 40.50 13.45 a 0.00 0.00 0.00 98.45
1915 0.00 0.00 0.00 0.00 0.00 0.50 10.00 34.50 11.50 0.00 0.00 0.00 56.50
1916 0.00 0.00 0.00 0.00 0.00 0.00 135.00 108.50 3.50 0.00 0.00 0.00 247.00
1917 0.00 0.00 0.00 0.00 0.00 1.50 60.00 26.00 0.00 0.00 0.00 0.00 87.50
1918 0.00 0.00 0.00 0.00 0.00 7.50 98.00 96.00 0.00 0.00 0.00 0.00 201.50
1919 0.00 0.00 0.00 0.00 4.00 1.50 127.50 94.50 9.00 3.00 0.00 0.00 239.50
1920 0.00 0.00 0.00 0.00 0.00 7.00 67.00 61.00 25.00 0.00 0.00 0.00 160.00
1921 0.00 0.00 0.00 0.00 1.50 73.50 228.50 55.50 43.50 0.00 0.00 0.00 402.50
1922 0.00 0.00 0.00 0.00 0.00 11.00 30.50 87.50 23.50 3.00 0.00 0.00 155.50
1923 0.00 0.00 0.00 0.00 0.00 9.50 86.80 a 47.00 5.00 0.00 0.00 0.00 148.30
1924 0.00 0.00 0.00 0.00 0.00 1.50 36.50 52.00 0.00 0.00 0.00 0.00 90.00
1925 0.00 0.00 0.00 0.00 3.50 11.50 76.50 85.00 24.50 0.00 0.00 0.00 201.00
1926 0.00 0.00 0.00 0.00 0.00 16.50 23.50 45.50 0.00 0.00 0.00 0.00 85.50
1927 0.00 0.00 0.00 0.00 0.00 8.00 9.50 0.50 18.00 0.00 0.00 0.00 36.00
1928 0.00 0.00 0.00 0.00 0.00 0.00 24.50 47.50 0.00 0.00 0.00 0.00 72.00
1929 0.00 0.00 0.00 0.00 0.00 6.50 102.00 62.50 17.50 0.00 0.00 0.00 188.50
1930 0.00 0.00 0.00 0.00 0.00 17.50 44.50 117.50 2.50 0.00 0.00 0.00 182.00
1931 0.00 0.00 0.00 0.00 0.00 11.00 136.00 84.00 33.00 0.00 0.00 0.00 264.00
1932 0.00 0.00 0.00 0.00 0.00 17.00 76.00 116.00 0.00 0.00 0.00 0.00 209.00
1933 0.00 0.00 0.00 l 0.00 0.00 27.00 89.00 55.50 46.00 0.00 0.00 0.00 217.50
1934 0.00 0.00 0.00 0.00 17.00 20.50 107.50 72.00 0.00 4.00 0.00 0.00 221.00
1935 0.00 0.00 0.00 0.00 0.00 1.50 76.00 18.50 y 0.00 0.00 0.00 0.00 77.50
1936 0.00 0.00 0.00 0.00 1.00 8.00 146.50 107.50 21.50 0.00 0.00 0.00 284.50
1937 0.00 0.00 0.00 0.00 0.00 14.50 43.00 145.00 21.50 0.00 0.00 0.00 224.00
1938 0.00 0.00 0.00 0.00 0.00 0.50 44.50 125.50 16.50 0.00 0.00 0.00 187.00
1939 0.00 0.00 0.00 0.00 1.50 0.00 59.00 85.00 10.50 0.00 0.00 0.00 156.00
1940 0.00 0.00 0.00 0.00 0.00 3.00 42.50 63.50 25.50 0.00 0.00 0.00 134.50
1941 0.00 0.00 0.00 0.00 0.00 15.00 111.50 102.50 9.50 0.00 0.00 0.00 238.50
1942 0.00 0.00 0.00 0.00 0.00 1.00 43.00 48.50 3.00 0.00 0.00 0.00 95.50
1943 0.00 0.00 0.00 0.00 0.50 8.00 48.50 53.00 6.50 2.00 0.00 0.00 118.50
1944 0.00 0.00 0.00 0.00 1.00 3.00 23.00 58.50 5.00 0.00 0.00 0.00 90.50
1945 0.00 0.00 0.00 0.00 0.00 17.50 44.00 49.00 12.00 0.00 0.00 0.00 122.50
1946 0.00 0.00 0.00 0.00 0.00 1.50 51.00 57.00 0.00 0.00 0.00 u 0.00 z 109.50
1947 0.00 z 0.00 z 0.00 s 0.00 0.00 0.00 32.00 52.00 34.00 0.00 0.00 0.00 118.00
1948 0.00 0.00 0.00 0.00 4.50 3.50 42.00 65.00 51.00 0.00 0.00 0.00 166.00
1949 0.00 0.00 0.00 0.00 0.00 b 0.00 63.50 88.00 0.00 0.00 a 0.00 0.00 151.50
1950 0.00 0.00 0.00 0.00 0.00 0.00 13.00 16.00 0.00 0.00 0.00 0.00 29.00
1951 0.00 0.00 0.00 a 0.00 2.00 0.00 56.32 a 17.50 0.00 0.00 b 0.00 0.00 75.82
1952 0.00 b 0.00 c 0.00 0.00 a 0.00 11.38 a 43.00 30.00 1.00 0.00 0.00 a 0.00 85.38
1953 0.00 a 0.00 0.00 0.00 a 0.00 n 3.00 50.12 a 98.50 29.00 0.00 d 0.00 0.00 180.62
1954 0.00 i 0.00 0.00 a 0.00 0.00 a 6.00 91.00 36.96 e 10.00 0.00 0.00 0.00 143.96
1955 0.00 a 0.00 a 0.00 c 0.00 0.00 0.50 125.00 175.67 a 7.00 0.00 a 0.00 d 0.00 u 308.17
1956 0.00 a 0.00 0.00 0.00 0.00 7.50 38.75 a 48.50 1.55 a 0.00 a 0.00 a 0.00 b 96.30
1957 0.00 e 0.00 0.00 0.00 a 0.00 a 3.62 a 86.50 91.00 2.59 a 0.00 0.00 0.00 b 183.71
1958 0.00 0.00 b 0.00 k 0.00 c 0.00 a 11.00 35.00 99.50 1.50 0.00 0.00 a 0.00 a 147.00
1959 0.00 0.00 a 0.00 0.00 b 0.00 c 18.00 112.00 82.50 19.00 0.00 0.00 0.00 231.50
1960 0.00 0.00 a 0.00 0.00 a 0.00 2.00 84.50 76.00 29.00 0.00 0.00 h 0.00 191.50
1961 0.00 0.00 a 0.00 0.00 0.00 28.50 76.00 138.00 36.50 0.00 0.00 0.00 279.00
1962 0.00 0.00 a 0.00 0.00 0.00 9.00 4.13 a 31.00 0.50 0.00 0.00 0.00 44.63
1963 0.00 0.00 a 0.00 0.00 a 0.00 p 13.50 107.00 79.50 9.00 1.00 0.00 0.00 210.00
1964 0.00 0.00 0.00 0.00 2.50 18.50 113.50 42.00 2.50 0.00 z 0.00 0.00 179.00
1965 0.00 0.00 0.00 0.00 0.00 1.50 47.50 51.50 0.00 z 0.00 b 0.00 0.00 100.50
1966 0.00 0.00 0.00 0.00 2.07 a 19.00 125.07 b 26.50 4.50 0.00 a 0.00 a 0.00 a 177.14
1967 0.00 0.00 0.00 0.00 0.00 0.50 44.00 28.00 2.50 0.00 b 0.00 0.00 75.00
1968 0.00 0.00 0.00 0.00 0.00 0.00 20.50 4.00 0.00 0.00 0.00 0.00 24.50
1969 0.00 0.00 0.00 0.00 0.00 0.00 46.00 62.50 6.00 0.00 a 0.00 0.00 114.50
1970 0.00 0.00 0.00 0.00 1.50 0.00 92.50 101.00 25.50 0.00 0.00 0.00 220.50
1971 0.00 0.00 0.00 0.00 0.00 0.00 9.62 b 6.50 18.00 0.00 0.00 0.00 34.12
1972 0.00 0.00 0.00 0.00 0.00 3.00 10.00 32.50 0.00 0.00 0.00 0.00 45.50
1973 0.00 0.00 0.00 0.00 0.00 0.00 36.50 61.00 22.50 0.00 0.00 0.00 120.00
1974 0.00 0.00 0.00 0.00 0.00 1.50 59.50 18.50 0.00 0.00 z 0.00 0.00 79.50
1975 0.00 0.00 0.00 i 0.00 0.00 0.00 c 77.00 48.50 3.00 0.00 0.00 b 0.00 128.50
1976 0.00 0.00 0.00 0.00 0.00 7.50 72.50 89.50 6.00 0.00 0.00 0.00 a 175.50
1977 0.00 0.00 b 0.00 0.00 0.00 3.50 23.00 1.55 a 0.00 s 0.00 0.00 0.00 28.05
1978 0.00 0.00 0.00 0.00 a 0.00 9.50 27.50 22.50 25.00 0.00 0.00 0.00 84.50
1979 0.00 0.00 0.00 0.00 0.00 5.50 6.00 24.00 6.00 0.00 0.00 0.00 41.50
1980 0.00 0.00 0.00 0.00 7.00 17.50 96.50 45.00 0.00 0.00 0.00 f 0.00 k 166.00
1981 0.00 0.00 0.00 0.00 0.00 1.50 96.50 92.00 17.50 0.00 0.00 0.00 207.50
1982 0.00 0.00 a 0.00 0.00 0.00 0.00 31.50 34.50 0.00 0.00 0.00 0.00 66.00
1983 0.00 c 0.00 0.00 0.00 0.00 4.00 122.00 179.00 33.00 0.00 0.00 0.00 338.00
1984 0.00 a 0.00 0.00 0.00 3.00 7.00 51.00 83.50 1.00 0.00 0.00 0.00 145.50
1985 0.00 0.00 0.00 0.00 0.00 1.00 32.50 34.62 a 5.36 b 0.00 0.00 0.00 a 73.47
1986 0.00 0.00 0.00 0.00 a 6.20 a 9.00 55.00 42.50 2.50 0.00 0.00 0.00 115.20
1987 0.00 0.00 0.00 0.00 a 0.00 51.00 100.00 90.00 5.00 c 0.00 0.00 0.00 246.00
1988 0.00 a 0.00 0.00 0.00 a 0.00 19.00 156.00 96.00 2.00 0.00 0.00 0.00 273.00
1989 0.00 0.00 0.00 0.00 0.00 0.00 85.00 71.00 7.00 0.00 0.00 0.00 163.00
1990 0.00 0.00 0.00 0.00 0.00 6.50 65.50 69.00 22.00 0.00 0.00 0.00 163.00
1991 0.00 0.00 0.00 0.00 0.00 a 3.50 60.00 127.50 14.00 0.00 0.00 0.00 205.00
1992 0.00 0.00 0.00 0.00 0.00 3.50 2.50 22.00 0.00 0.00 0.00 0.00 28.00
1993 0.00 0.00 0.00 0.00 0.00 2.00 11.00 75.50 0.00 0.00 0.00 0.00 88.50
1994 0.00 0.00 0.00 0.00 0.00 14.00 41.50 16.00 7.00 0.00 0.00 0.00 78.50
1995 0.00 0.00 0.00 0.00 0.00 12.00 41.50 87.00 7.00 0.00 0.00 0.00 147.50
1996 0.00 0.00 0.00 0.00 1.00 8.00 5.00 31.00 12.00 0.00 0.00 0.00 57.00
1997 0.00 0.00 0.00 0.00 0.00 7.00 36.50 50.00 12.50 0.00 0.00 0.00 106.00
1998 0.00 0.00 0.00 0.00 1.50 6.00 86.50 136.00 32.50 0.00 0.00 0.00 262.50
1999 0.00 0.00 0.00 0.00 0.00 15.50 106.00 41.50 13.00 0.00 0.00 0.00 176.00
2000 0.00 0.00 0.00 0.00 0.00 0.50 52.18 a 84.00 3.00 0.00 0.00 a 0.00 139.68
2001 0.00 0.00 0.00 0.00 0.00 4.00 76.00 108.00 10.00 0.00 0.00 0.00 198.00
2002 0.00 0.00 0.00 0.00 5.50 9.50 121.00 32.00 24.50 0.00 0.00 0.00 192.50
2003 0.00 0.00 0.00 0.00 0.00 0.00 23.50 137.00 23.00 2.50 0.00 0.00 186.00
2004 0.00 0.00 0.00 0.00 0.00 1.50 45.50 13.00 5.00 0.00 0.00 0.00 65.00
2005 0.00 0.00 0.00 0.00 0.00 4.50 94.00 77.00 26.50 0.00 0.00 0.00 202.00
2006 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00
2007 0.00 0.00 0.00 0.00 0.00 0.00 77.50 75.00 28.50 0.00 0.00 0.00 181.00
2008 0.00 0.00 0.00 0.00 0.00 6.00 51.50 81.50 13.50 0.00 0.00 0.00 152.50
2009 0.00 0.00 0.00 0.00 0.50 9.50 24.50 27.50 9.00 0.00 0.00 0.00 71.00
2010 0.00 0.00 0.00 z 0.00 4.00 11.00 143.00 95.50 3.00 0.00 0.00 0.00 256.50
2011 0.00 0.00 0.00 a 0.00 0.00 3.50 100.00 80.71 b 11.40 e 2.67 b 0.00 0.00 a 198.28
2012 0.00 0.00 0.00 0.00 0.00 28.50 222.00 100.00 18.50 0.00 0.00 0.00 369.00
2013 0.00 a 0.00 0.00 z 0.00 z 0.00 z 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 0.65 8.67 63.73 62.38 11.51 0.18 0.00 0.00 144.64
S.D. 0.00 0.00 0.00 0.00 2.01 11.98 42.18 37.53 12.31 0.70 0.00 0.00 79.86
SKEW 0.00 0.00 0.00 0.00 5.44 3.20 1.16 0.65 1.21 3.88 0.00 0.00 0.66
MAX 0.00 0.00 0.00 0.00 17.00 73.50 228.50 179.00 52.50 4.00 0.00 0.00 402.50
MIN 0.00 0.00 0.00 0.00 0.00 0.00 2.50 0.50 0.00 0.00 0.00 0.00 24.50
NO YRS 116 118 113 118 116 118 118 117 116 117 116 116 99