RITZVILLE 1 SSE, WASHINGTON

Monthly Total Cooling Degree Days

(457059)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
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 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
1903 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
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 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
1906 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
1907 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
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 0.00 k 0.00 0.00 0.00 0.00 49.04 d 93.50 203.00 34.50 0.00 z 0.00 a 0.00 380.04
1917 0.00 0.00 0.00 0.00 0.00 26.50 235.00 212.50 39.50 1.50 0.00 0.00 515.00
1918 0.00 0.00 0.00 a 0.00 1.00 147.00 253.50 104.50 98.00 1.00 0.00 0.00 605.00
1919 0.00 0.00 0.00 0.00 11.00 29.00 220.50 180.00 21.00 0.00 0.00 0.00 461.50
1920 0.00 0.00 a 0.00 0.00 0.00 30.52 a 253.17 a 216.50 21.50 0.50 0.00 0.00 522.18
1921 0.00 0.00 b 0.00 a 0.00 7.00 97.50 144.00 190.00 0.00 a 0.00 0.00 0.00 438.50
1922 0.00 0.00 0.00 0.00 15.00 150.00 246.40 b 227.00 69.83 a 0.00 0.00 0.00 708.22
1923 0.00 0.00 a 0.00 0.00 1.00 48.00 243.50 216.50 78.00 12.50 0.00 0.00 z 599.50
1924 0.00 0.00 0.00 0.00 a 73.50 76.55 a 218.50 151.50 78.62 a 0.00 0.00 a 0.00 598.67
1925 0.00 0.00 a 0.00 z 0.00 8.50 134.50 282.50 198.00 16.50 0.00 0.00 0.00 a 640.00
1926 0.00 0.00 0.00 14.50 3.50 123.00 117.50 o 144.50 3.10 a 0.00 0.00 0.00 288.60
1927 0.00 0.00 0.00 a 0.00 0.50 42.00 211.32 a 196.85 a 0.00 0.00 0.00 z 0.00 450.67
1928 0.00 b 0.00 a 0.00 0.00 48.00 71.00 255.00 113.50 45.50 0.00 0.00 0.00 z 533.00
1929 0.00 0.00 0.00 a 0.00 14.50 21.00 153.00 242.50 37.00 0.00 0.00 0.00 468.00
1930 0.00 0.00 0.00 a 0.50 3.00 39.50 258.00 257.50 49.14 a 0.00 0.00 a 0.00 607.64
1931 0.00 0.00 a 0.00 0.00 58.00 76.00 245.00 201.00 45.50 0.00 0.00 0.00 a 625.50
1932 0.00 0.00 0.00 0.00 2.00 117.32 b 119.35 a 179.50 64.00 6.50 0.00 0.00 a 488.67
1933 0.00 0.00 0.00 0.00 3.50 81.00 203.50 238.00 6.00 5.00 0.00 a 0.00 537.00
1934 0.00 0.00 a 0.00 a 12.41 a 72.00 72.00 199.95 a 213.50 48.00 16.00 0.00 0.00 b 633.86
1935 0.00 a 0.00 0.00 0.00 7.50 49.50 226.50 142.08 a 99.50 14.50 0.00 0.00 539.58
1936 0.00 0.00 0.00 10.86 a 69.00 99.31 a 210.50 182.00 18.00 0.00 0.00 0.00 589.67
1937 0.00 0.00 0.00 a 0.00 a 16.50 81.00 251.50 101.50 93.00 0.00 a 0.00 0.00 543.50
1938 0.00 0.00 0.00 0.00 24.50 124.00 300.00 118.00 163.50 2.00 0.00 0.00 a 732.00
1939 0.00 0.00 0.00 3.50 28.93 a 39.50 253.50 244.00 35.40 e 0.00 0.00 0.00 a 604.83
1940 0.00 a 0.00 0.00 0.00 42.50 119.00 205.00 166.50 77.00 3.00 0.00 0.00 613.00
1941 0.00 0.00 0.00 1.50 21.50 43.00 303.50 196.00 4.00 0.00 0.00 0.00 a 569.50
1942 0.00 0.00 0.00 0.00 7.00 20.50 250.00 285.50 52.00 0.00 0.00 0.00 615.00
1943 0.00 0.00 0.00 0.00 0.00 a 30.00 200.00 115.00 67.00 25.50 0.00 0.00 437.50
1944 0.00 0.00 0.00 0.00 19.00 38.50 220.50 105.50 94.50 0.00 0.00 0.00 478.00
1945 0.00 a 0.00 0.00 0.00 11.50 57.50 220.50 210.00 40.56 c 0.50 0.00 0.00 540.56
1946 0.00 z 0.00 a 0.00 1.00 5.50 44.50 208.50 206.50 33.62 a 0.00 0.00 0.00 499.62
1947 0.00 0.00 0.00 0.00 52.91 b 35.50 174.38 c 117.50 0.00 z 0.00 a 0.00 0.00 z 380.29
1948 0.00 0.00 0.00 z 0.00 z 0.00 z 83.79 a 105.50 104.50 40.50 m 0.00 0.00 0.00 293.79
1949 0.00 0.00 0.00 0.00 55.00 54.50 162.00 168.50 101.50 m 0.00 0.00 0.00 440.00
1950 0.00 0.00 0.00 0.00 2.00 50.89 b 188.00 200.50 85.00 0.00 0.00 0.00 526.39
1951 0.00 0.00 0.00 0.00 10.00 31.50 229.40 a 174.00 47.68 b 0.00 0.00 0.00 492.58
1952 0.00 0.00 0.00 2.50 7.23 a 46.50 218.00 172.50 94.00 3.50 0.00 0.00 544.23
1953 0.00 0.00 0.00 0.00 3.50 13.00 158.10 a 165.00 78.00 0.00 a 0.00 0.00 c 417.60
1954 0.00 0.00 0.00 0.00 13.50 13.00 136.50 61.47 b 14.48 a 0.00 0.00 0.00 238.95
1955 0.00 0.00 0.00 0.00 0.00 86.50 169.98 a 129.50 g 87.00 0.00 0.00 0.00 343.48
1956 0.00 0.00 0.00 1.00 56.50 33.50 259.88 a 181.00 45.50 0.00 0.00 a 0.00 a 577.38
1957 0.00 0.00 0.00 2.50 15.50 78.50 120.00 78.00 70.50 2.07 a 0.00 0.00 b 367.07
1958 0.00 0.00 0.00 0.00 78.50 137.00 304.50 272.00 51.50 0.00 0.00 0.00 843.50
1959 0.00 0.00 0.00 0.00 5.00 48.00 235.50 81.00 30.00 0.00 0.00 0.00 a 399.50
1960 0.00 0.00 0.00 0.00 3.00 48.00 319.50 125.50 43.00 0.50 0.00 0.00 b 539.50
1961 0.00 0.00 0.00 0.00 7.50 166.00 268.50 326.50 0.50 0.00 0.00 0.00 769.00
1962 0.00 0.00 0.00 1.00 0.00 40.50 175.00 93.50 69.00 0.00 0.00 0.00 379.00
1963 0.00 0.00 0.00 0.00 13.50 59.50 100.00 190.00 150.50 3.50 0.00 0.00 517.00
1964 0.00 0.00 0.00 0.00 5.50 33.50 192.00 84.50 9.00 0.50 0.00 0.00 325.00
1965 0.00 0.00 0.00 1.50 6.50 37.50 228.50 212.00 0.00 z 0.00 k 0.00 0.00 486.00
1966 0.00 0.00 0.00 0.00 29.50 23.50 113.50 161.00 56.50 0.00 0.00 0.00 384.00
1967 0.00 0.00 0.00 0.00 0.00 78.50 197.00 307.00 114.00 0.00 0.00 0.00 696.50
1968 0.00 0.00 0.00 0.00 7.50 35.00 233.00 99.00 40.50 0.00 0.00 0.00 415.00
1969 0.00 0.00 0.00 1.00 14.50 121.00 100.50 57.50 45.50 0.00 0.00 d 0.00 340.00
1970 0.00 0.00 0.00 0.00 0.00 152.00 194.00 136.00 1.50 0.00 0.00 0.00 483.50
1971 0.00 0.00 0.00 a 0.00 8.00 23.50 233.00 285.00 5.50 1.50 0.00 0.00 556.50
1972 0.00 0.00 0.00 0.00 16.00 44.00 123.00 195.00 12.00 0.00 0.00 0.00 390.00
1973 0.00 0.00 0.00 0.00 27.00 57.00 192.00 151.50 33.50 0.00 0.00 0.00 461.00
1974 0.00 0.00 0.00 0.00 0.00 92.50 129.00 140.50 39.50 0.00 0.00 0.00 401.50
1975 0.00 0.00 0.00 0.00 0.50 9.50 259.00 45.50 50.50 4.50 0.00 0.00 369.50
1976 0.00 0.00 0.00 0.00 0.00 22.50 136.50 86.50 50.00 3.00 0.00 0.00 298.50
1977 0.00 0.00 0.00 13.50 0.00 71.50 108.50 280.50 2.00 0.00 0.00 0.00 476.00
1978 0.00 0.00 0.00 0.00 0.00 48.50 160.00 141.00 13.50 0.00 0.00 b 0.00 363.00
1979 0.00 0.00 0.00 0.00 4.50 83.50 209.50 145.50 53.00 0.00 0.00 0.00 496.00
1980 0.00 0.00 0.00 1.50 5.00 6.00 123.50 56.00 13.50 5.00 0.00 0.00 210.50
1981 0.00 0.00 0.00 0.00 3.00 7.76 a 113.50 226.50 65.00 0.00 0.00 0.00 415.76
1982 0.00 0.00 0.00 0.00 0.00 99.00 142.00 118.50 23.50 0.00 0.00 0.00 383.00
1983 0.00 0.00 0.00 0.00 43.00 18.00 80.00 185.00 11.50 0.00 0.00 0.00 337.50
1984 0.00 0.00 0.00 0.00 4.00 19.50 150.00 155.50 14.50 0.00 0.00 0.00 343.50
1985 0.00 0.00 0.00 0.00 18.50 40.00 307.50 69.00 0.00 0.00 0.00 0.00 435.00
1986 0.00 0.00 0.00 0.00 59.50 130.00 69.50 271.00 16.00 0.00 0.00 0.00 546.00
1987 0.00 0.00 0.00 14.50 42.50 124.00 141.50 128.50 97.00 3.50 0.00 0.00 551.50
1988 0.00 0.00 0.00 0.00 9.00 67.00 167.50 134.50 79.00 15.00 0.00 0.00 472.00
1989 0.00 0.00 0.00 0.00 2.00 85.50 137.00 90.00 30.50 0.00 0.00 0.00 345.00
1990 0.00 0.00 0.00 0.00 0.00 54.00 255.00 187.50 75.50 0.00 0.00 0.00 572.00
1991 0.00 0.00 0.00 0.00 0.00 6.00 142.00 215.50 46.00 1.50 0.00 0.00 411.00
1992 0.00 0.00 0.00 0.00 24.00 143.50 111.50 180.50 7.50 9.00 0.00 0.00 476.00
1993 0.00 0.00 0.00 0.00 39.50 26.00 17.00 80.50 57.00 0.00 0.00 0.00 220.00
1994 0.00 0.00 0.00 4.00 10.00 35.50 252.00 142.50 55.50 0.00 0.00 0.00 499.50
1995 0.00 0.00 0.00 0.00 10.50 24.50 140.00 61.00 71.50 0.00 0.00 0.00 307.50
1996 0.00 0.00 0.00 0.00 0.00 5.50 236.00 160.00 9.50 0.00 0.00 0.00 411.00
1997 0.00 0.00 0.00 0.00 19.50 5.00 88.50 203.00 53.00 0.00 0.00 0.00 369.00
1998 0.00 0.00 0.00 0.50 5.50 21.00 310.00 208.50 122.00 1.50 0.00 0.00 669.00
1999 0.00 0.00 0.00 0.00 9.00 33.50 119.00 219.00 28.00 0.00 0.00 0.00 408.50
2000 0.00 0.00 0.00 0.00 0.00 32.00 131.00 132.50 16.00 0.00 0.00 0.00 311.50
2001 0.00 0.00 0.00 0.00 32.50 22.00 154.00 224.00 72.00 0.00 0.00 0.00 504.50
2002 0.00 0.00 0.00 0.00 0.00 80.00 232.00 107.50 44.50 0.00 0.00 0.00 464.00
2003 0.00 0.00 0.00 z 0.00 12.00 80.00 248.50 187.00 92.50 7.50 0.00 0.00 627.50
2004 0.00 0.00 0.00 0.00 0.00 97.50 220.50 236.00 18.50 0.00 0.00 0.00 572.50
2005 0.00 0.00 0.00 0.00 15.00 26.00 165.00 174.50 6.00 0.00 0.00 0.00 386.50
2006 0.00 0.00 0.00 0.00 48.00 54.50 258.00 153.00 70.00 0.00 0.00 0.00 583.50
2007 0.00 0.00 0.00 0.00 5.00 83.50 366.00 177.50 65.50 2.00 0.00 0.00 699.50
2008 0.00 0.00 0.00 0.00 22.00 50.00 156.00 162.50 34.50 9.50 0.00 0.00 434.50
2009 0.00 0.00 0.00 0.00 21.00 30.50 241.50 181.00 81.00 0.00 0.00 0.00 555.00
2010 0.00 0.00 0.00 0.00 2.50 14.00 164.00 133.00 8.50 5.00 0.00 0.00 327.00
2011 0.00 0.00 0.00 0.00 0.00 16.00 67.00 156.00 107.00 0.00 0.00 0.00 346.00
2012 0.00 0.00 0.00 3.00 4.50 15.00 b 214.50 210.50 23.50 0.00 0.00 0.00 a 471.00
2013 0.00 0.00 0.00 a 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 0.95 15.47 58.66 193.13 167.98 47.77 1.76 0.00 0.00 483.09
S.D. 0.00 0.00 0.00 2.99 19.71 40.11 66.40 60.72 35.02 4.19 0.00 0.00 124.60
SKEW 0.00 0.00 0.00 3.73 1.60 0.83 -0.07 0.14 0.75 3.33 0.00 0.00 0.27
MAX 0.00 0.00 0.00 14.50 78.50 166.00 366.00 326.50 163.50 25.50 0.00 0.00 843.50
MIN 0.00 0.00 0.00 0.00 0.00 5.00 17.00 45.50 0.00 0.00 0.00 0.00 210.50
NO YRS 96 98 95 96 96 97 96 96 93 95 96 94 84