ELLENSBURG, WASHINGTON

Monthly Total Cooling Degree Days

(452505)

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 z 0.00 0.00 0.00 0.00 0.00 z 43.00 61.50 h 8.00 0.00 0.00 0.00 51.00
1894 0.00 0.00 0.00 0.00 12.00 l 10.50 93.50 135.50 2.50 0.00 0.00 0.00 242.00
1895 0.00 0.00 0.00 0.00 0.00 33.50 57.00 0.00 z 3.00 0.00 0.00 0.00 93.50
1896 0.00 0.00 0.00 0.00 9.00 40.50 203.50 0.00 z 14.50 0.00 0.00 0.00 267.50
1897 0.00 0.00 0.00 6.00 41.00 31.50 74.50 0.00 z 10.00 0.00 0.00 0.00 163.00
1898 0.00 0.00 0.00 0.00 1.50 29.50 142.50 205.50 30.50 0.00 0.00 c 0.00 409.50
1899 0.00 0.00 0.00 0.00 0.00 3.50 113.00 31.50 0.00 0.00 0.00 0.00 148.00
1900 0.00 0.00 0.00 0.00 2.00 35.00 119.00 17.00 0.50 0.00 i 0.00 0.00 173.50
1901 0.00 0.00 0.00 0.00 5.00 2.00 45.50 129.50 0.00 0.00 0.00 0.00 182.00
1902 0.00 0.00 0.00 0.00 0.00 10.50 51.00 61.50 2.00 0.00 0.00 0.00 125.00
1903 0.00 0.00 0.00 0.00 4.50 57.50 54.00 65.00 0.00 0.00 0.00 0.00 181.00
1904 0.00 0.00 0.00 0.00 0.00 26.50 106.50 108.00 2.50 0.00 0.00 0.00 243.50
1905 0.00 0.00 0.00 0.00 4.00 14.50 149.50 116.50 6.50 0.00 0.00 0.00 a 291.00
1906 0.00 0.00 0.00 0.00 1.00 2.50 317.50 107.00 5.00 0.00 0.00 0.00 433.00
1907 0.00 0.00 0.00 0.00 12.40 a 19.00 138.00 49.50 2.50 0.00 0.00 0.00 221.40
1908 0.00 0.00 0.00 0.00 0.00 12.50 191.00 124.00 10.50 0.00 0.00 0.00 a 338.00
1909 0.00 h 0.00 0.00 0.00 2.00 12.50 67.00 54.00 27.50 0.00 0.00 0.00 163.00
1910 0.00 0.00 0.00 3.50 11.00 10.50 127.00 68.00 1.50 0.00 0.00 0.00 221.50
1911 0.00 0.00 0.00 0.00 0.00 46.00 142.50 41.50 11.50 0.00 0.00 0.00 241.50
1912 0.00 0.00 0.00 0.00 0.00 47.50 89.50 60.50 0.00 0.00 0.00 0.00 197.50
1913 0.00 0.00 0.00 0.00 3.00 11.00 148.50 82.50 1.50 0.00 0.00 0.00 246.50
1914 0.00 0.00 0.00 0.00 3.50 22.50 123.00 77.00 0.00 0.00 0.00 0.00 226.00
1915 0.00 0.00 0.00 0.00 2.00 30.00 123.50 229.00 4.00 0.00 0.00 0.00 388.50
1916 0.00 0.00 0.00 0.00 0.00 32.00 22.50 98.00 h 16.00 0.00 0.00 0.00 70.50
1917 0.00 0.00 0.00 0.00 4.00 19.50 160.00 71.00 7.00 0.00 0.00 0.00 261.50
1918 0.00 0.00 0.00 0.00 3.00 91.00 133.00 70.00 7.00 0.00 0.00 0.00 304.00
1919 0.00 0.00 0.00 0.00 2.50 18.00 160.00 62.50 0.00 0.00 0.00 0.00 243.00
1920 0.00 0.00 0.00 0.00 0.00 36.00 231.50 192.50 31.00 0.00 0.00 0.00 491.00
1921 0.00 0.00 0.00 0.00 0.00 48.50 141.00 131.23 a 0.00 0.00 0.00 0.00 320.73
1922 0.00 0.00 0.00 0.00 10.85 a 131.00 221.00 142.00 17.00 0.00 0.00 0.00 521.85
1923 0.00 0.00 0.00 0.00 3.50 53.00 223.50 188.50 39.00 0.00 0.00 0.00 507.50
1924 0.00 0.00 0.00 0.00 41.50 77.50 167.00 143.50 30.50 0.00 0.00 0.00 460.00
1925 0.00 0.00 0.00 0.00 16.50 113.50 250.50 139.00 5.00 0.00 0.00 0.00 524.50
1926 0.00 0.00 0.00 7.00 0.00 104.50 174.50 57.00 5.00 0.00 0.00 0.00 348.00
1927 0.00 0.00 0.00 3.00 1.00 30.50 149.00 128.00 0.00 0.00 0.00 0.00 311.50
1928 0.00 0.00 0.00 0.00 32.50 52.50 238.50 126.00 21.50 0.00 0.00 0.00 471.00
1929 0.00 0.00 0.00 0.00 9.50 32.00 101.00 176.50 19.50 0.00 0.00 0.00 338.50
1930 0.00 0.00 0.00 0.00 1.55 a 12.50 161.00 175.00 20.50 0.00 a 0.00 0.00 370.55
1931 0.00 0.00 0.00 2.50 21.00 25.86 a 171.50 101.00 31.50 0.00 0.00 a 0.00 353.36
1932 0.00 0.00 0.00 0.00 0.00 82.00 64.00 123.50 24.50 0.00 0.00 0.00 294.00
1933 0.00 0.00 0.00 0.00 0.00 29.00 136.50 147.00 0.50 0.00 0.00 0.00 313.00
1934 0.00 0.00 a 0.00 10.00 68.00 68.50 121.93 a 178.00 43.00 2.00 0.00 0.00 491.43
1935 0.00 a 0.00 0.00 0.00 7.00 26.50 169.43 b 100.75 a 40.18 b 0.52 a 0.00 0.00 344.38
1936 0.00 0.00 0.00 3.00 31.00 60.00 107.00 110.00 18.00 0.00 0.00 0.00 329.00
1937 0.00 0.00 0.00 0.00 0.00 46.00 169.00 57.00 51.00 0.00 0.00 0.00 323.00
1938 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 0.00
1939 0.00 0.00 0.00 0.00 1.50 23.00 143.50 125.00 9.50 0.00 0.00 0.00 302.50
1940 0.00 0.00 0.00 0.00 11.00 72.50 134.50 94.50 29.50 0.00 0.00 0.00 342.00
1941 0.00 0.00 0.00 0.00 5.00 23.50 245.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 274.00
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
1951 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
1952 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
1953 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 15.00 0.00 0.00 0.00 15.00
1954 0.00 0.00 0.00 0.00 1.50 6.21 a 56.00 39.00 0.00 0.00 0.00 0.00 102.71
1955 0.00 0.00 0.00 0.00 0.00 43.00 95.50 60.50 37.00 0.00 0.00 0.00 236.00
1956 0.00 0.00 0.00 0.00 22.50 1.50 171.53 a 127.50 8.00 0.00 0.00 0.00 331.03
1957 0.00 0.00 0.00 0.00 11.50 36.50 60.00 21.50 17.50 0.00 0.00 0.00 a 147.00
1958 0.00 0.00 0.00 0.00 51.50 110.50 218.00 212.50 13.85 d 0.00 0.00 0.00 606.35
1959 0.00 0.00 0.00 0.00 0.00 19.50 176.00 56.00 4.50 0.00 0.00 0.00 256.00
1960 0.00 0.00 0.00 0.00 0.00 19.50 235.50 89.90 a 9.50 0.00 0.00 0.00 354.40
1961 0.00 0.00 0.00 a 0.00 2.00 116.90 a 212.00 240.50 12.00 0.00 0.00 0.00 583.40
1962 0.00 0.00 0.00 0.00 0.00 41.50 158.00 71.50 24.00 0.00 0.00 0.00 295.00
1963 0.00 0.00 0.00 0.00 5.50 51.50 80.50 121.00 54.50 0.50 0.00 0.00 313.50
1964 0.00 0.00 0.00 0.00 2.50 9.00 126.00 43.50 1.00 0.00 0.00 0.00 182.00
1965 0.00 0.00 0.00 0.00 2.50 23.50 160.50 135.76 b 3.00 0.00 0.00 0.00 325.26
1966 0.00 0.00 0.00 0.00 16.00 12.41 a 89.38 a 118.00 33.00 0.00 0.00 0.00 268.80
1967 0.00 0.00 0.00 0.00 5.00 76.00 174.50 218.50 75.00 0.00 a 0.00 0.00 549.00
1968 0.00 0.00 0.00 0.00 1.00 22.50 177.00 92.00 16.50 0.00 0.00 0.00 309.00
1969 0.00 0.00 0.00 a 0.00 14.50 167.00 119.50 60.00 35.50 0.00 0.00 0.00 396.50
1970 0.00 0.00 b 0.00 0.00 2.50 127.50 164.50 134.00 0.50 0.00 0.00 0.00 429.00
1971 0.00 a 0.00 0.00 0.00 14.00 24.50 197.50 219.50 0.00 2.50 0.00 0.00 458.00
1972 0.00 0.00 0.00 0.00 18.00 22.50 b 99.50 161.89 d 9.00 0.00 0.00 0.00 z 310.89
1973 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 165.00 119.35 a 0.00 z 0.00 b 0.00 z 0.00 284.35
1974 0.00 0.00 0.00 0.00 a 0.00 104.50 133.00 169.00 21.43 b 0.00 0.00 0.00 427.93
1975 0.00 0.00 0.00 0.00 0.00 25.50 228.76 b 67.00 18.50 0.00 0.00 0.00 339.76
1976 0.00 0.00 0.00 0.00 0.00 17.50 112.00 78.50 31.50 0.00 0.00 0.00 239.50
1977 0.00 a 0.00 0.00 6.50 0.00 93.50 129.00 277.50 2.00 0.00 0.00 0.00 508.50
1978 0.00 0.00 0.00 0.00 2.00 65.50 135.00 106.50 2.00 0.00 0.00 0.00 311.00
1979 0.00 0.00 0.00 0.50 10.00 76.00 182.00 124.50 17.00 0.00 0.00 0.00 410.00
1980 0.00 o 0.00 0.00 1.50 2.00 19.50 123.00 0.00 z 10.00 0.00 0.00 a 0.00 156.00
1981 0.00 a 0.00 0.00 0.00 z 8.27 a 15.00 105.00 213.90 a 19.00 0.00 c 0.00 0.00 361.17
1982 0.00 a 0.00 0.00 0.00 3.00 104.00 136.00 109.00 24.00 0.00 0.00 0.00 376.00
1983 0.00 0.00 0.00 0.00 28.00 19.00 51.00 133.50 1.00 0.00 0.00 0.00 232.50
1984 0.00 0.00 0.00 0.00 6.50 30.50 124.50 132.50 3.50 0.00 0.00 0.00 297.50
1985 0.00 0.00 0.00 0.00 20.00 37.00 254.00 45.47 a 1.50 0.00 0.00 0.00 357.97
1986 0.00 0.00 0.00 0.00 48.50 101.00 69.50 180.50 14.50 0.00 0.00 0.00 414.00
1987 0.00 0.00 0.00 4.00 12.00 80.00 103.50 73.50 51.00 0.00 0.00 0.00 324.00
1988 0.00 0.00 0.00 0.00 0.50 43.00 127.50 62.50 0.00 z 0.00 0.00 0.00 233.50
1989 0.00 0.00 0.00 0.00 0.00 49.00 92.00 65.50 0.00 0.00 0.00 0.00 206.50
1990 0.00 0.00 0.00 0.00 0.00 33.50 195.00 155.00 29.50 0.00 0.00 0.00 413.00
1991 0.00 0.00 0.00 0.00 0.00 10.00 109.00 155.50 11.00 0.00 0.00 0.00 285.50
1992 0.00 0.00 0.00 0.00 16.00 138.50 98.00 152.00 9.50 0.50 0.00 0.00 414.50
1993 0.00 0.00 0.00 0.00 31.00 27.00 12.50 82.50 37.00 0.00 0.00 0.00 190.00
1994 0.00 0.00 0.00 2.50 20.50 43.00 213.00 118.00 23.50 0.00 0.00 0.00 420.50
1995 0.00 0.00 0.00 0.00 7.50 31.00 148.00 62.00 46.50 0.00 0.00 0.00 295.00
1996 0.00 0.00 0.00 1.50 1.00 7.50 219.00 116.50 10.50 0.00 0.00 0.00 356.00
1997 0.00 0.00 0.00 0.00 12.92 a 15.00 a 93.50 160.00 28.50 0.00 0.00 0.00 309.92
1998 0.00 0.00 0.00 0.00 9.00 23.00 272.50 170.50 90.50 0.00 0.00 0.00 565.50
1999 0.00 0.00 0.00 0.00 8.00 34.00 109.02 a 173.50 3.50 0.00 a 0.00 a 0.00 328.02
2000 0.00 0.00 0.00 a 0.00 a 0.00 42.50 139.50 126.00 19.50 0.00 0.00 0.00 327.50
2001 0.00 0.00 0.00 0.00 24.50 20.00 156.50 188.00 40.00 0.00 0.00 0.00 429.00
2002 0.00 0.00 0.00 0.00 0.00 70.00 211.50 108.00 29.00 0.50 0.00 0.00 419.00
2003 0.00 0.00 0.00 0.00 14.00 85.00 229.50 155.50 61.50 0.00 0.00 0.00 z 545.50
2004 0.00 0.00 0.00 0.00 0.50 108.00 214.50 202.50 10.00 0.00 0.00 0.00 z 535.50
2005 0.00 0.00 0.00 0.00 26.50 35.00 147.50 176.50 0.00 z 0.00 0.00 0.00 z 385.50
2006 0.00 0.00 z 0.00 0.00 z 0.00 z 54.50 243.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 297.50
2007 0.00 0.00 0.00 a 0.00 2.58 a 72.00 270.50 127.50 32.14 b 0.00 0.00 0.00 504.73
2008 0.00 0.00 0.00 0.00 0.00 z 47.00 199.50 141.00 11.50 0.00 0.00 0.00 399.00
2009 0.00 0.00 0.00 0.00 22.00 73.97 a 236.50 179.50 49.00 0.00 0.00 0.00 560.97
2010 0.00 0.00 0.00 0.00 4.50 32.00 179.00 109.00 6.00 0.00 0.00 0.00 330.50
2011 0.00 0.00 0.00 0.00 0.00 10.50 53.00 170.50 a 63.21 b 0.00 0.00 0.00 297.21
2012 0.00 0.00 0.00 a 0.00 l 8.02 b 12.00 187.07 b 152.42 a 3.00 0.00 a 0.00 0.00 362.50
2013 0.00 0.00 0.00 h 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 0.50 8.67 44.33 146.69 120.87 17.59 0.06 0.00 0.00 341.32
S.D. 0.00 0.00 0.00 1.61 12.63 34.95 61.16 54.36 18.18 0.32 0.00 0.00 111.08
SKEW 0.00 0.00 0.00 3.82 2.24 1.22 0.19 0.33 1.44 6.32 0.00 0.00 0.28
MAX 0.00 0.00 0.00 10.00 68.00 167.00 317.50 277.50 90.50 2.50 0.00 0.00 606.35
MIN 0.00 0.00 0.00 0.00 0.00 1.50 12.50 17.00 0.00 0.00 0.00 0.00 102.71
NO YRS 106 108 107 103 103 105 107 99 103 105 105 104 87