CENTRALIA, WASHINGTON

Monthly Total Cooling Degree Days

(451276)

Base Temperature = 65 F

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.
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
1893 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.50 0.00 z 0.00 z 0.00 z 0.50
1894 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 z 0.00 z 0.00
1895 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 z 0.00 z 0.00
1896 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 z 0.00 z 0.00
1897 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 z 0.00 z 0.00
1898 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 z 0.00 z 0.00
1899 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 z 0.00 z 0.00
1900 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 z 0.00 z 0.00
1901 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 z 0.00 z 0.00
1902 0.00 e 0.00 0.00 0.00 5.00 4.50 39.50 35.00 3.00 0.00 0.00 0.00 87.00
1903 0.00 0.00 0.00 0.00 4.00 29.50 10.85 a 25.00 1.00 0.00 0.00 0.00 70.35
1904 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 z 0.00 z 0.00
1905 0.00 0.00 0.00 0.00 1.00 0.00 h 48.50 47.00 9.50 0.00 0.00 0.00 106.00
1906 0.00 0.00 a 0.00 6.00 0.00 10.00 110.00 38.50 8.50 0.00 0.00 0.00 173.00
1907 0.00 0.00 0.00 0.00 5.50 13.00 38.50 12.00 9.50 0.00 0.00 0.00 78.50
1908 0.00 0.00 0.00 0.50 0.00 16.03 a 89.50 47.50 8.50 0.00 0.00 0.00 162.03
1909 0.00 0.00 0.00 0.00 0.00 6.50 6.00 6.50 25.00 0.50 0.00 0.00 44.50
1910 0.00 0.00 0.00 0.50 1.00 8.00 34.00 3.00 0.00 0.00 0.00 0.00 46.50
1911 0.00 0.00 0.00 0.00 0.50 0.00 g 67.50 14.00 2.50 0.00 0.00 b 0.00 84.50
1912 0.00 0.00 0.00 0.00 1.00 13.50 49.00 33.00 0.00 0.00 0.00 0.00 96.50
1913 0.00 0.00 0.00 0.00 0.00 7.50 58.50 76.50 0.00 0.00 0.00 0.00 142.50
1914 0.00 0.00 0.00 0.00 7.00 17.00 42.50 23.50 0.00 0.50 0.00 0.00 90.50
1915 0.00 0.00 0.00 0.00 a 0.00 9.50 44.00 41.00 0.00 0.00 0.00 0.00 94.50
1916 0.00 0.00 0.00 0.00 0.00 a 11.00 9.00 28.50 0.00 0.00 0.00 0.00 48.50
1917 0.00 0.00 0.00 0.00 0.00 2.50 15.50 36.00 2.00 0.00 0.00 0.00 56.00
1918 0.00 0.00 0.00 0.00 0.00 21.50 38.50 29.50 4.50 0.00 0.00 0.00 94.00
1919 0.00 0.00 0.00 0.00 0.00 0.00 25.50 24.50 0.00 0.00 0.00 0.00 50.00
1920 0.00 0.00 0.00 0.00 0.00 1.50 26.50 51.00 0.50 0.00 0.00 0.00 79.50
1921 0.00 0.00 0.00 0.00 0.00 7.50 4.13 a 21.00 0.00 0.00 0.00 0.00 32.63
1922 0.00 0.00 0.00 0.00 4.00 18.50 68.00 34.00 12.50 0.00 z 0.00 z 0.00 z 137.00
1923 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 z 0.00 z 0.00
1924 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 31.52 a 16.50 0.00 a 0.00 0.00 48.02
1925 0.00 0.00 0.00 p 0.00 10.85 a 31.00 65.50 55.50 4.00 0.00 0.00 0.00 166.85
1926 0.00 0.00 a 0.00 9.00 6.50 44.00 91.00 66.02 d 4.00 0.00 0.00 b 0.00 220.52
1927 0.00 0.00 0.00 0.00 0.00 23.79 a 91.00 78.02 a 0.00 0.00 0.00 h 0.00 192.81
1928 0.00 0.00 0.00 b 0.00 a 13.50 16.55 a 104.50 39.50 7.50 0.00 0.00 0.00 181.55
1929 0.00 c 0.00 0.00 0.00 0.00 4.50 30.00 56.00 22.00 5.00 0.00 0.00 117.50
1930 0.00 0.00 0.00 0.00 9.50 7.00 23.00 79.50 13.00 0.00 0.00 0.00 132.00
1931 0.00 0.00 0.00 1.50 9.00 11.00 64.00 46.00 28.50 0.00 0.00 0.00 160.00
1932 0.00 a 0.00 0.00 0.00 0.50 36.50 10.00 45.00 7.00 2.00 0.00 0.00 101.00
1933 0.00 0.00 0.00 0.00 0.00 8.00 19.50 52.50 0.00 0.00 0.00 0.00 80.00
1934 0.00 0.00 0.00 11.00 6.50 9.50 28.00 82.50 19.00 8.00 0.00 0.00 164.50
1935 0.00 a 0.00 0.00 0.00 0.00 17.00 84.00 60.50 41.50 0.00 0.00 0.00 203.00
1936 0.00 0.00 0.00 1.00 6.50 3.50 27.50 61.00 1.50 2.00 0.00 0.00 103.00
1937 0.00 0.00 0.00 0.00 0.00 23.00 46.00 22.00 14.00 1.00 0.00 0.00 106.00
1938 0.00 1.00 0.00 0.00 10.50 32.00 103.50 4.00 34.00 0.00 0.00 0.00 185.00
1939 0.00 0.00 0.00 0.00 8.50 10.50 76.50 85.00 10.50 0.00 0.00 0.00 191.00
1940 0.00 0.00 0.00 0.00 6.50 30.00 41.00 76.00 22.50 3.50 0.00 0.00 179.50
1941 0.00 0.00 0.00 0.00 11.00 9.50 150.50 68.00 1.50 0.00 0.00 0.00 240.50
1942 0.00 0.00 0.00 0.00 1.00 21.00 90.50 116.50 6.00 4.50 0.00 0.00 239.50
1943 0.00 0.00 a 0.00 0.00 0.00 12.50 88.02 c 18.50 29.50 1.50 0.00 0.00 150.02
1944 0.00 0.00 0.00 0.00 2.50 13.00 68.00 40.50 42.00 0.00 0.00 0.00 166.00
1945 0.00 0.00 0.00 0.00 7.00 14.50 67.50 51.00 4.50 0.00 0.00 0.00 144.50
1946 0.00 0.00 0.00 0.00 5.50 19.00 73.00 72.50 11.00 0.00 0.00 0.00 181.00
1947 0.00 0.00 0.00 0.50 16.00 7.50 62.00 43.00 21.00 3.50 0.00 0.00 153.50
1948 0.00 0.00 0.00 0.00 4.28 b 61.03 a 51.50 28.00 32.00 0.00 0.00 0.00 176.81
1949 0.00 0.00 0.00 0.00 6.00 7.50 44.50 38.50 30.50 0.00 0.00 0.00 z 127.00
1950 0.00 0.00 0.00 b 0.00 0.00 31.00 47.50 74.50 16.50 0.00 0.00 0.00 169.50
1951 0.00 0.00 0.00 0.00 1.50 32.50 49.50 39.50 26.00 0.00 0.00 0.00 149.00
1952 0.00 0.00 0.00 0.00 10.00 2.68 b 81.50 67.50 31.50 0.00 0.00 0.00 193.18
1953 0.00 0.00 0.00 0.00 a 5.00 0.00 26.00 39.00 9.50 0.00 0.00 0.00 79.50
1954 0.00 0.00 0.00 0.00 0.00 0.00 0.50 1.00 0.00 0.00 0.00 0.00 1.50
1955 0.00 0.00 0.00 a 0.00 0.50 22.50 12.50 12.50 22.00 0.00 0.00 0.00 70.00
1956 0.00 0.00 0.00 0.00 23.50 8.00 100.50 54.00 7.50 0.00 0.00 0.00 193.50
1957 0.00 0.00 0.00 6.50 8.50 15.00 22.00 2.00 30.50 0.00 0.00 0.00 84.50
1958 0.00 0.00 0.00 0.00 16.50 78.50 151.50 88.50 21.00 0.00 0.00 0.00 356.00
1959 0.00 0.00 0.00 0.00 0.00 6.50 81.00 11.50 0.00 0.00 0.00 0.00 99.00
1960 0.00 0.00 0.00 0.00 0.00 0.00 79.50 36.00 6.00 0.00 0.00 0.00 121.50
1961 0.00 0.00 0.00 0.00 6.00 46.00 76.00 99.50 2.00 1.00 0.00 0.00 230.50
1962 0.00 i 0.00 0.00 0.00 0.00 5.00 47.50 10.00 1.50 0.00 a 0.00 0.00 64.00
1963 0.00 0.00 0.00 0.00 14.00 12.00 5.50 21.50 34.00 0.00 0.00 0.00 87.00
1964 0.00 0.00 0.00 0.00 1.00 1.50 31.00 24.00 0.50 0.00 0.00 0.00 58.00
1965 0.00 0.00 0.00 0.00 0.00 7.00 96.00 72.00 0.00 0.00 0.00 0.00 175.00
1966 0.00 0.00 0.00 0.00 0.50 16.00 18.00 23.50 7.00 0.00 0.00 0.00 65.00
1967 0.00 0.00 0.00 0.00 3.50 40.50 44.00 161.50 28.50 0.00 0.00 0.00 278.00
1968 0.00 0.00 0.00 0.00 0.00 12.00 100.00 26.50 10.00 0.00 0.00 0.00 148.50
1969 0.00 0.00 0.00 0.00 9.50 63.50 31.50 13.50 22.50 0.00 0.00 0.00 140.50
1970 0.00 0.00 0.00 0.00 0.50 60.50 70.50 44.00 0.00 0.00 0.00 0.00 175.50
1971 0.00 0.00 0.00 0.00 4.50 12.50 100.00 105.50 0.00 1.00 0.00 0.00 223.50
1972 0.00 0.00 0.00 0.00 19.00 3.50 68.50 90.00 18.00 0.00 0.00 0.00 199.00
1973 0.00 0.00 0.00 0.00 15.50 28.50 79.50 22.00 19.50 0.00 0.00 0.00 165.00
1974 0.00 0.00 0.00 a 0.00 0.00 22.00 44.50 73.50 40.50 0.00 0.00 0.00 180.50
1975 0.00 0.00 0.00 0.00 2.00 11.50 67.34 b 12.00 15.54 b 0.00 0.00 0.00 108.38
1976 0.00 0.00 0.00 0.50 2.50 10.00 30.00 7.50 6.00 0.00 0.00 0.00 56.50
1977 0.00 0.00 a 0.00 0.00 0.00 21.50 34.50 163.00 2.00 0.00 0.00 0.00 221.00
1978 0.00 0.00 0.00 0.00 2.50 47.50 87.50 57.00 0.50 0.00 0.00 z 0.00 195.00
1979 0.00 0.00 0.00 0.00 0.50 10.50 86.00 20.00 18.50 0.00 0.00 0.00 c 135.50
1980 0.00 0.00 0.00 0.00 0.00 0.00 50.00 24.00 2.50 2.00 0.00 0.00 78.50
1981 0.00 0.00 0.00 0.00 0.00 4.50 42.00 149.50 32.50 0.00 0.00 0.00 228.50
1982 0.00 0.00 0.00 0.00 0.00 56.00 35.00 75.00 26.50 0.00 0.00 0.00 z 192.50
1983 0.00 0.00 0.00 z 0.00 31.50 5.50 38.50 56.50 0.50 0.00 0.00 0.00 132.50
1984 0.00 0.00 0.00 0.00 2.00 7.50 73.00 49.00 15.00 1.00 0.00 0.00 147.50
1985 0.00 0.00 0.00 0.00 10.00 31.50 149.00 70.50 0.00 0.00 0.00 0.00 261.00
1986 0.00 0.00 0.00 0.00 30.00 50.50 14.50 155.00 30.50 0.00 0.00 0.00 280.50
1987 0.00 0.00 0.00 4.50 24.50 55.00 52.50 104.00 38.50 4.50 0.00 0.00 283.50
1988 0.00 0.00 0.00 0.00 14.50 20.00 84.00 72.50 37.00 2.50 0.00 0.00 230.50
1989 0.00 0.00 0.00 0.00 4.00 52.24 a 31.00 43.00 16.50 0.00 0.00 0.00 146.74
1990 0.00 0.00 0.00 0.00 0.00 21.50 129.00 111.50 25.00 0.00 0.00 0.00 287.00
1991 0.00 0.00 0.00 0.00 0.00 1.50 83.00 108.00 31.50 0.00 0.00 0.00 224.00
1992 0.00 0.00 0.00 0.00 25.00 69.50 82.00 100.00 10.50 0.00 0.00 0.00 287.00
1993 0.00 0.00 0.00 0.00 10.00 9.50 7.00 75.50 39.00 0.00 0.00 0.00 141.00
1994 0.00 0.00 0.00 0.00 1.50 3.00 106.50 57.50 25.50 0.00 0.00 0.00 194.00
1995 0.00 0.00 0.00 0.00 4.00 34.00 83.50 25.50 35.50 0.00 z 0.00 0.00 182.50
1996 0.00 0.00 0.00 1.00 0.00 7.50 135.50 92.00 4.50 3.00 0.00 0.00 243.50
1997 0.00 z 0.00 0.00 0.00 14.50 6.00 63.00 137.50 37.00 0.00 0.00 0.00 258.00
1998 0.00 0.00 0.00 4.00 4.00 15.00 173.50 111.50 53.00 0.00 0.00 0.00 361.00
1999 0.00 0.00 0.00 0.00 3.50 36.00 88.00 118.00 34.50 0.00 0.00 0.00 280.00
2000 0.00 0.00 0.00 0.00 0.50 39.00 65.50 51.50 27.50 0.00 0.00 0.00 184.00
2001 0.00 0.00 0.00 0.00 14.50 5.50 23.50 74.00 12.00 0.00 0.00 0.00 129.50
2002 0.00 0.00 0.00 0.00 0.00 35.00 87.00 84.00 11.00 0.00 0.00 0.00 217.00
2003 0.00 0.00 0.00 0.00 12.00 72.00 113.00 74.50 49.50 1.00 0.00 0.00 322.00
2004 0.00 0.00 z 0.00 g 3.50 1.50 46.55 a 151.50 112.00 6.00 0.00 0.00 0.00 321.05
2005 0.00 0.00 z 0.00 0.00 21.00 8.50 78.00 98.00 6.00 0.00 0.00 0.00 211.50
2006 0.00 0.00 0.00 0.00 7.50 40.00 128.00 58.50 22.50 0.00 0.00 0.00 256.50
2007 0.00 0.00 0.00 a 0.50 5.00 7.50 86.00 41.50 18.00 0.00 0.00 0.00 158.50
2008 0.00 0.00 0.00 0.00 18.00 39.50 63.00 107.00 12.00 0.50 0.00 0.00 240.00
2009 0.00 0.00 0.00 0.00 0.00 z 37.00 164.50 79.50 39.50 0.00 0.00 0.00 320.50
2010 0.00 0.00 0.00 0.00 0.00 5.00 67.00 89.50 14.50 0.00 0.00 0.00 176.00
2011 0.00 0.00 0.00 0.00 0.00 1.50 16.50 50.50 49.00 0.00 0.00 0.00 117.50
2012 0.00 0.00 0.00 0.00 0.00 1.50 16.00 70.50 8.50 0.00 0.00 0.00 96.50
2013 0.00 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 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.01 0.00 0.47 5.39 20.04 62.74 57.28 15.27 0.45 0.00 0.00 158.70
S.D. 0.00 0.10 0.00 1.70 7.12 18.43 38.67 36.82 14.07 1.26 0.00 0.00 76.01
SKEW 0.00 10.20 0.00 4.38 1.64 1.21 0.66 0.77 0.69 3.55 0.00 0.00 0.39
MAX 0.00 1.00 0.00 11.00 31.50 78.50 173.50 163.00 53.00 8.00 0.00 0.00 361.00
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.50 1.00 0.00 0.00 0.00 0.00 1.50
NO YRS 108 107 106 108 107 106 108 109 110 107 106 106 93