PENDLETON WSO AIRPORT, OREGON

Monthly Total Cooling Degree Days

(356546)

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
1928 0.00 0.00 0.00 0.00 57.00 71.00 322.50 141.00 38.00 5.50 0.00 0.00 635.00
1929 0.00 0.00 0.00 0.00 14.00 66.00 199.50 260.00 38.50 0.00 0.00 0.00 578.00
1930 0.00 c 0.00 0.00 0.00 1.00 61.00 308.50 274.35 a 45.00 0.00 0.00 0.00 689.85
1931 0.00 0.00 0.00 5.00 71.00 84.50 307.50 211.50 54.00 0.50 0.00 0.00 734.00
1932 0.00 0.00 0.00 0.00 2.50 84.00 157.50 194.50 44.50 2.50 0.00 0.00 485.50
1933 0.00 0.00 0.00 0.00 8.00 81.00 259.50 250.50 9.50 0.00 0.00 0.00 608.50
1934 0.00 0.00 0.00 17.50 61.50 84.50 182.50 180.50 41.00 2.50 0.00 0.00 570.00
1935 0.00 0.00 0.00 0.00 5.50 70.00 244.50 178.00 115.00 4.00 0.00 0.00 617.00
1936 0.00 0.00 0.00 10.50 64.50 123.50 262.50 243.50 46.00 0.50 0.00 0.00 751.00
1937 0.00 0.00 0.00 0.00 15.00 86.00 304.83 a 166.50 99.50 2.00 0.00 0.00 673.83
1938 0.00 0.00 0.00 0.00 41.00 147.50 360.50 181.00 144.00 3.50 0.00 0.00 877.50
1939 0.00 0.00 0.00 3.50 34.50 62.50 304.00 286.00 76.00 0.00 0.00 0.00 766.50
1940 0.00 0.00 0.00 0.00 55.00 173.50 245.00 245.50 91.50 8.00 0.00 0.00 818.50
1941 0.00 0.00 0.00 0.50 26.00 53.50 371.50 220.00 9.00 0.00 0.00 0.00 680.50
1942 0.00 0.00 0.00 4.00 10.50 44.00 295.50 318.00 77.50 4.50 0.00 0.00 754.00
1943 0.00 0.00 0.00 5.50 6.00 43.50 268.50 136.00 90.50 28.00 0.00 0.00 578.00
1944 0.00 0.00 0.00 1.00 10.50 38.00 183.00 84.00 56.50 0.00 0.00 0.00 373.00
1945 0.00 0.00 0.00 0.00 13.50 74.00 314.50 270.00 51.50 1.00 0.00 0.00 724.50
1946 7.00 0.00 0.00 4.50 5.50 49.50 245.00 228.00 30.50 0.00 0.00 0.00 570.00
1947 0.00 0.00 0.00 0.50 62.00 40.50 197.50 152.50 82.00 5.00 0.00 0.00 540.00
1948 0.00 0.00 0.00 0.00 17.50 129.00 134.52 c 124.00 e 73.50 0.00 0.00 0.00 478.52
1949 0.00 0.00 0.00 0.00 65.00 84.00 196.00 174.50 69.00 0.00 0.00 0.00 588.50
1950 0.00 0.00 0.00 0.00 8.00 78.50 262.50 261.00 99.00 0.00 0.00 e 0.00 709.00
1951 0.00 0.00 0.00 0.50 14.00 86.00 278.50 195.50 65.50 0.00 0.00 0.00 640.00
1952 0.00 0.00 0.00 3.00 17.50 50.50 284.17 a 213.50 113.00 2.00 0.00 0.00 683.67
1953 0.00 f 0.00 0.00 0.00 12.18 c 7.50 232.50 186.00 103.50 0.00 e 0.00 0.00 541.68
1954 0.00 0.00 0.00 0.00 26.00 48.00 203.00 96.50 27.50 0.00 0.00 0.00 401.00
1955 0.00 0.00 0.00 0.00 1.00 109.00 188.50 218.00 101.00 0.00 0.00 0.00 617.50
1956 0.00 0.00 0.00 5.50 68.00 47.50 337.50 222.50 75.00 0.00 0.00 a 0.00 a 756.00
1957 0.00 0.00 0.00 8.50 27.50 115.50 188.50 129.50 101.50 0.00 0.00 0.00 571.00
1958 0.00 0.00 0.00 0.00 90.00 166.00 390.00 369.00 59.50 13.00 0.00 0.00 1087.50
1959 0.00 0.00 0.00 0.00 3.50 91.00 307.50 158.50 36.00 0.00 0.00 0.00 596.50
1960 0.00 0.00 0.00 0.00 8.50 112.50 411.00 171.50 54.00 7.00 0.00 0.00 764.50
1961 0.00 0.00 0.00 0.00 7.00 226.50 334.00 368.50 8.50 0.00 0.00 0.00 944.50
1962 0.00 0.00 0.00 4.00 0.00 91.50 261.00 167.00 71.50 0.00 0.00 0.00 595.00
1963 0.00 0.00 0.00 0.00 23.00 90.50 122.00 219.50 135.50 20.00 0.00 0.00 610.50
1964 0.00 0.00 0.00 0.00 7.50 69.00 230.50 137.00 25.50 0.00 0.00 0.00 469.50
1965 0.00 0.00 0.00 1.00 12.50 75.50 289.00 221.00 11.50 2.50 0.00 0.00 613.00
1966 0.00 0.00 0.00 0.00 43.50 67.50 203.50 242.00 100.00 0.50 0.00 0.00 657.00
1967 0.00 0.00 0.00 0.00 20.00 164.00 351.00 453.50 172.50 0.00 0.00 0.00 1161.00
1968 0.00 0.00 0.00 6.50 15.50 123.00 379.00 198.50 101.00 0.00 0.00 0.00 823.50
1969 0.00 0.00 0.00 0.00 43.00 178.50 232.50 171.00 73.50 0.00 0.00 0.00 698.50
1970 0.00 0.00 0.00 0.00 10.50 197.50 304.00 233.50 3.50 0.00 0.00 0.00 749.00
1971 0.00 0.00 0.00 0.00 33.50 47.00 354.50 374.50 11.00 11.50 0.00 0.00 832.00
1972 0.00 0.00 0.00 0.00 48.00 128.00 306.50 350.50 51.00 0.00 0.00 0.00 884.00
1973 0.00 0.00 0.00 0.00 59.50 133.50 319.50 224.50 70.00 0.00 0.00 0.00 807.00
1974 0.00 0.00 0.00 0.00 8.50 213.00 266.50 324.50 115.50 4.00 0.00 0.00 932.00
1975 0.00 0.00 0.00 0.00 25.00 83.50 414.50 171.00 104.00 7.50 0.00 0.00 805.50
1976 0.00 0.00 0.00 0.00 19.00 50.50 263.00 125.50 99.00 3.00 0.00 0.00 560.00
1977 0.00 0.00 0.00 15.50 3.00 150.00 184.00 342.50 14.50 0.00 0.00 0.00 709.50
1978 0.00 0.00 0.00 0.00 1.00 90.00 230.50 178.50 15.00 0.00 0.00 0.00 515.00
1979 0.00 0.00 0.00 0.00 20.50 113.00 254.00 175.00 62.00 3.00 0.00 0.00 627.50
1980 0.00 0.00 0.00 1.50 4.50 12.00 223.50 94.00 41.50 20.00 0.00 0.00 397.00
1981 0.00 0.00 0.00 3.50 1.50 26.50 150.00 287.50 97.50 0.00 0.00 0.00 566.50
1982 0.00 0.00 0.00 0.00 7.00 152.00 213.50 208.50 44.50 0.00 0.00 0.00 625.50
1983 0.00 0.00 0.00 0.00 57.00 30.50 150.50 239.50 5.00 0.00 0.00 0.00 482.50
1984 0.00 0.00 0.00 0.00 6.50 51.50 248.00 222.50 48.50 2.50 0.00 0.00 579.50
1985 0.00 0.00 0.00 0.00 25.50 86.50 387.00 122.00 7.00 0.00 0.00 0.00 628.00
1986 0.00 0.00 0.00 2.00 84.50 177.00 113.00 333.00 33.00 0.50 0.00 0.00 743.00
1987 0.00 0.00 0.00 6.50 39.50 140.00 145.50 185.00 103.00 3.00 0.00 0.00 622.50
1988 0.00 0.00 0.00 0.00 15.00 95.50 240.50 160.00 74.00 7.50 0.00 0.00 592.50
1989 0.00 0.00 0.00 0.00 5.00 70.50 174.50 136.00 38.00 0.00 0.00 0.00 424.00
1990 0.00 0.00 0.00 0.00 3.50 86.50 325.50 239.00 109.50 2.50 0.00 0.00 766.50
1991 0.00 0.00 0.00 0.00 0.00 7.00 206.00 259.00 52.00 8.50 0.00 0.00 532.50
1992 0.00 0.00 0.00 1.00 48.50 199.50 224.00 264.50 41.50 4.00 0.00 0.00 783.00
1993 0.00 0.00 0.00 0.00 57.00 40.50 43.00 129.50 95.50 2.50 0.00 0.00 368.00
1994 0.00 0.00 0.00 7.00 26.00 68.00 335.00 206.50 98.00 0.00 0.00 0.00 740.50
1995 0.00 0.00 0.00 0.00 16.50 42.00 219.00 102.50 85.50 0.00 0.00 0.00 465.50
1996 0.00 0.00 0.00 0.00 0.00 38.00 307.50 224.00 36.50 0.00 0.00 0.00 606.00
1997 0.00 0.00 0.00 0.00 29.50 31.50 183.00 251.00 74.00 5.00 0.00 0.00 574.00
1998 0.00 0.00 0.00 5.50 4.00 52.50 381.50 301.00 141.00 0.00 0.00 0.00 885.50
1999 0.00 0.00 0.00 0.00 a 6.50 74.00 175.00 253.00 46.50 0.00 0.00 a 0.00 555.00
2000 0.00 0.00 0.00 b 0.00 15.50 84.00 211.00 190.00 38.00 0.00 0.00 0.00 538.50
2001 0.00 0.00 0.00 0.00 46.00 39.50 186.00 258.50 88.00 0.00 0.00 0.00 a 618.00
2002 0.00 0.00 0.00 0.00 8.50 124.50 317.00 171.50 68.50 0.00 0.00 0.00 690.00
2003 0.00 0.00 0.00 0.00 25.50 114.50 348.00 247.50 102.00 15.50 0.00 0.00 853.00
2004 0.00 0.00 0.00 0.00 3.50 133.00 327.00 295.00 16.00 3.50 0.00 0.00 778.00
2005 0.00 0.00 0.00 0.00 16.00 42.00 263.50 238.00 20.00 0.00 0.00 0.00 579.50
2006 0.00 0.00 0.00 0.00 56.50 77.00 331.50 196.00 75.50 0.00 3.00 0.00 739.50
2007 0.00 0.00 0.00 0.00 7.50 73.50 336.50 150.50 29.00 0.00 0.00 0.00 597.00
2008 0.00 0.00 0.00 0.00 35.00 72.00 212.00 203.00 27.50 0.00 z 0.00 0.00 549.50
2009 0.00 0.00 0.00 0.00 37.00 55.50 303.00 228.50 66.00 0.00 0.00 0.00 690.00
2010 0.00 0.00 0.00 0.00 8.50 40.00 215.50 188.00 28.00 3.00 0.00 0.00 483.00
2011 0.00 0.00 0.00 0.00 2.00 16.50 103.00 212.00 108.50 0.00 0.00 0.00 442.00
2012 0.00 0.00 0.00 5.00 12.00 35.00 240.00 246.50 54.50 0.00 0.00 0.00 593.00
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 0.08 0.00 0.00 1.52 23.94 86.39 257.50 217.20 64.19 2.61 0.04 0.00 656.05
S.D. 0.76 0.00 0.00 3.28 22.37 48.99 76.93 70.24 36.98 5.04 0.33 0.00 149.92
SKEW 9.06 0.00 0.00 2.86 1.04 0.85 -0.15 0.67 0.36 2.91 9.06 0.00 0.65
MAX 7.00 0.00 0.00 17.50 90.00 226.50 414.50 453.50 172.50 28.00 3.00 0.00 1161.00
MIN 0.00 0.00 0.00 0.00 0.00 7.00 43.00 84.00 3.50 0.00 0.00 0.00 368.00
NO YRS 85 86 86 85 85 85 85 85 85 84 85 85 83