PROSSER 4 NE, WASHINGTON

Monthly Total Cooling Degree Days

(456768)

Base Temperature = 65 F

File last updated on Apr 4, 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
1925 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 257.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 257.00
1926 0.00 z 0.00 h 0.00 f 16.61 b 10.85 a 161.40 e 235.50 f 153.50 7.50 d 0.00 g 0.00 b 0.00 b 349.86
1927 0.00 h 0.00 a 0.00 a 1.50 3.00 60.00 169.50 216.50 8.40 e 0.00 e 0.00 i 0.00 g 458.90
1928 0.00 z 0.00 z 0.00 z 0.00 d 31.50 f 40.00 f 0.00 z 0.00 z 0.00 z 2.38 e 0.00 h 0.00 e 2.38
1929 0.00 c 0.00 0.00 c 0.00 a 15.50 a 36.67 c 175.27 e 235.94 d 49.80 e 1.66 c 0.00 f 0.00 b 514.84
1930 0.00 0.00 f 0.00 b 0.00 b 2.77 c 39.00 g 208.96 d 173.00 h 40.18 b 1.03 a 0.00 k 0.00 c 252.94
1931 0.00 0.00 0.00 3.00 71.00 94.50 270.00 216.00 57.93 a 0.00 0.00 0.00 712.43
1932 0.00 a 0.00 0.00 0.00 6.00 131.00 135.50 179.00 43.00 14.97 b 0.00 0.00 509.47
1933 0.00 0.00 0.00 0.00 6.50 92.50 207.00 218.00 8.00 2.50 0.00 0.00 534.50
1934 0.00 0.00 0.00 14.00 73.00 107.50 202.50 211.50 46.00 2.50 0.00 0.00 657.00
1935 0.00 0.00 0.00 0.00 1.00 56.50 199.50 104.50 68.50 0.00 0.00 0.00 430.00
1936 0.00 0.00 0.00 13.00 49.50 110.50 185.00 158.00 37.80 e 0.00 a 0.00 0.00 553.80
1937 0.00 0.00 a 0.00 0.00 5.00 86.50 254.00 111.00 54.50 0.00 0.00 a 0.00 511.00
1938 0.00 0.00 0.00 b 0.00 27.50 121.00 306.50 96.50 105.50 0.00 0.00 0.00 657.00
1939 0.00 0.00 0.00 0.00 28.50 50.00 231.47 a 226.00 38.00 0.00 0.00 0.00 573.97
1940 0.00 0.00 0.00 0.00 31.00 114.50 180.00 120.00 44.50 1.00 0.00 0.00 491.00
1941 0.00 0.00 0.00 0.00 18.00 48.00 291.50 188.00 1.00 0.00 0.00 0.00 546.50
1942 0.00 0.00 0.00 0.50 7.50 40.50 223.00 262.00 41.00 0.00 0.00 0.00 574.50
1943 0.00 0.00 0.00 0.00 0.50 23.50 196.00 82.00 49.00 13.50 0.00 0.00 364.50
1944 0.00 0.00 0.00 0.00 21.50 51.50 194.00 116.50 81.00 0.00 0.00 0.00 464.50
1945 0.00 0.00 0.00 0.00 6.50 51.50 213.50 190.50 21.50 0.00 0.00 0.00 483.50
1946 0.00 0.00 a 0.00 0.00 27.00 54.50 168.50 170.00 13.50 0.00 0.00 0.00 433.50
1947 0.00 0.00 0.00 0.00 73.00 33.00 148.00 95.00 45.00 3.50 0.00 0.00 397.50
1948 0.00 0.00 0.00 0.00 18.50 114.00 105.00 100.75 a 38.50 2.50 0.00 0.00 379.25
1949 0.00 0.00 0.00 1.00 55.50 51.00 116.25 a 133.50 73.50 0.00 0.00 0.00 430.75
1950 0.00 0.00 0.00 a 0.00 8.50 66.50 143.50 f 175.00 61.00 0.00 0.00 0.00 311.00
1951 0.00 0.00 0.00 1.80 e 19.50 68.50 199.50 149.50 51.50 0.00 0.00 a 0.00 490.30
1952 0.00 0.00 0.00 a 3.50 13.50 59.50 207.50 165.00 70.00 1.50 0.00 0.00 h 520.50
1953 0.00 a 0.00 0.00 0.00 2.50 6.50 142.50 100.50 h 52.00 2.00 0.00 0.00 b 205.50
1954 0.00 0.00 0.00 0.00 14.50 i 31.00 102.50 67.00 12.00 0.00 0.00 0.00 212.50
1955 0.00 0.00 0.00 0.00 0.00 91.00 78.10 e 117.00 85.00 0.00 0.00 0.00 371.10
1956 0.00 0.00 0.00 3.00 68.00 38.50 232.50 160.00 42.50 0.00 0.00 0.00 544.50
1957 0.00 0.00 c 0.00 3.50 32.50 95.50 107.00 63.55 a 61.00 1.00 0.00 0.00 364.05
1958 0.00 0.00 a 0.00 0.00 103.00 154.00 285.00 238.00 46.50 0.00 0.00 0.00 826.50
1959 0.00 0.00 0.00 0.00 9.50 57.50 210.50 74.50 20.00 0.00 0.00 0.00 372.00
1960 0.00 0.00 0.00 0.00 14.00 74.50 257.00 110.00 35.50 1.50 0.00 0.00 492.50
1961 0.00 0.00 0.00 0.00 14.00 168.00 233.50 261.00 10.00 0.00 0.00 0.00 686.50
1962 0.00 0.00 0.00 6.00 1.50 69.11 b 182.00 104.00 55.00 0.00 0.00 0.00 417.61
1963 0.00 0.00 0.00 0.00 20.50 82.50 95.50 176.00 113.50 0.00 0.00 0.00 488.00
1964 0.00 z 0.00 0.00 0.00 5.50 43.00 190.50 90.50 11.00 0.00 0.00 0.00 340.50
1965 0.00 0.00 0.00 1.50 9.00 62.50 226.00 204.50 9.50 0.00 0.00 0.00 513.00
1966 0.00 0.00 0.00 0.00 39.50 57.00 141.50 192.00 73.00 0.00 0.00 0.00 503.00
1967 0.00 0.00 0.00 0.00 c 17.50 130.00 236.12 a 291.00 117.50 0.00 0.00 0.00 792.12
1968 0.00 0.00 0.00 8.00 12.50 72.00 248.00 108.00 41.00 0.00 0.00 0.00 489.50
1969 0.00 0.00 0.00 0.00 38.50 180.50 132.00 79.00 45.50 0.00 0.00 0.00 475.50
1970 0.00 0.00 0.00 0.00 6.50 169.00 202.00 107.50 7.50 0.00 0.00 0.00 492.50
1971 0.00 0.00 0.00 0.00 16.00 22.00 226.50 243.00 5.00 0.00 0.00 0.00 b 512.50
1972 0.00 0.00 0.00 0.00 45.00 74.00 173.00 194.50 20.00 0.00 0.00 0.00 506.50
1973 0.00 0.00 0.00 0.00 38.50 87.00 208.00 145.50 37.50 0.00 0.00 0.00 b 516.50
1974 0.00 0.00 0.00 0.00 4.00 129.50 142.50 139.00 35.00 0.00 0.00 0.00 450.00
1975 0.00 0.00 a 0.00 0.00 5.00 44.00 261.50 61.00 22.00 0.00 0.00 0.00 393.50
1976 0.00 0.00 0.00 0.00 10.50 40.00 134.50 87.00 46.50 3.00 0.00 0.00 321.50
1977 0.00 0.00 0.00 14.00 1.00 139.50 151.00 306.50 9.00 0.00 0.00 0.00 621.00
1978 0.00 0.00 0.00 0.00 2.07 a 100.00 182.00 145.00 18.50 0.00 0.00 0.00 447.57
1979 0.00 0.00 0.00 0.00 28.00 100.00 208.50 144.50 43.50 0.00 0.00 0.00 524.50
1980 0.00 0.00 0.00 4.00 11.50 19.50 138.00 74.50 40.00 0.50 0.00 0.00 288.00
1981 0.00 0.00 0.00 0.50 12.00 22.50 140.50 227.00 55.00 0.00 0.00 0.00 457.50
1982 0.00 0.00 0.00 0.00 11.00 133.50 154.50 152.50 30.50 0.00 0.00 0.00 482.00
1983 0.00 0.00 0.00 0.00 67.00 30.00 116.00 188.00 10.50 0.00 0.00 0.00 a 411.50
1984 0.00 0.00 0.00 0.00 z 13.00 53.00 182.50 160.00 26.00 0.00 0.00 0.00 434.50
1985 0.00 0.00 0.00 0.50 48.50 83.50 329.00 117.00 7.50 0.00 0.00 0.00 586.00
1986 0.00 0.00 0.00 2.50 0.00 z 0.00 z 0.00 z 302.00 32.07 a 0.00 0.00 0.00 336.57
1987 0.00 a 0.00 z 0.00 15.00 62.50 145.50 153.50 176.50 85.00 0.00 0.00 0.00 638.00
1988 0.00 0.00 0.00 2.50 27.00 101.00 213.00 143.50 52.50 7.00 0.00 0.00 546.50
1989 0.00 a 0.00 0.00 a 0.00 z 7.50 123.00 140.50 120.50 0.00 z 0.00 0.00 0.00 391.50
1990 0.00 0.00 a 0.00 0.50 0.50 86.00 272.00 217.50 92.00 0.00 z 0.00 0.00 668.50
1991 0.00 0.00 z 0.00 0.00 0.00 24.50 0.00 z 258.50 0.00 z 2.50 0.00 0.00 a 285.50
1992 0.00 z 0.00 z 0.00 z 6.50 42.50 175.00 179.50 221.00 17.00 5.50 0.00 0.00 647.00
1993 0.00 a 0.00 0.00 z 0.00 76.50 54.50 34.00 128.50 66.50 1.50 0.00 0.00 361.50
1994 0.00 0.00 a 0.00 0.00 z 33.50 47.00 274.50 153.50 0.00 z 0.00 z 0.00 z 0.00 z 508.50
1995 0.00 z 0.00 z 0.00 z 0.00 z 30.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 30.00
1996 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 20.50 0.50 0.00 0.00 21.00
1997 0.00 0.00 0.00 0.00 78.50 80.00 259.00 329.00 70.00 1.50 0.00 0.00 818.00
1998 0.00 0.00 0.00 z 2.00 39.50 115.00 444.00 292.00 0.00 z 1.50 0.00 0.00 894.00
1999 0.00 0.00 a 0.00 0.00 27.50 124.50 250.00 309.50 54.00 0.00 0.00 0.00 765.50
2000 0.00 0.00 0.00 2.50 24.00 141.50 277.00 239.50 55.00 0.00 0.00 0.00 739.50
2001 0.00 0.00 0.00 4.50 79.00 63.50 258.50 304.50 85.50 0.00 0.00 0.00 795.50
2002 0.00 0.00 0.00 0.00 15.00 189.50 392.00 258.00 83.50 0.00 0.00 0.00 938.00
2003 0.00 0.00 1.00 0.00 44.50 207.00 401.50 324.50 132.00 26.00 0.00 0.00 1136.50
2004 0.00 0.00 0.00 1.00 12.50 193.50 385.00 355.00 55.50 0.00 0.00 0.00 1002.50
2005 0.00 0.00 0.00 1.50 63.50 79.00 349.00 331.00 44.50 0.00 0.00 0.00 868.50
2006 0.00 0.00 0.00 0.00 70.50 132.50 434.00 280.00 109.50 1.50 2.50 0.00 1030.50
2007 0.00 0.00 1.50 0.00 33.50 125.00 434.00 231.50 95.00 0.00 0.00 0.00 920.50
2008 0.00 0.00 0.00 0.00 72.50 105.00 349.50 0.00 z 61.50 5.00 0.00 0.00 z 593.50
2009 0.00 z 0.00 z 0.00 z 0.00 z 51.50 150.50 0.00 z 279.50 99.00 0.00 a 0.00 0.00 580.50
2010 0.00 z 0.00 0.00 0.00 0.00 z 56.50 303.00 206.50 13.00 8.00 0.00 0.00 c 587.00
2011 0.00 b 0.00 f 0.00 m 0.00 e 0.00 a 38.00 93.50 f 291.83 b 147.41 a 0.00 c 0.00 b 0.00 g 477.24
2012 0.00 n 0.00 z 0.00 h 0.00 z 0.00 z 0.00 z 344.88 c 274.35 a 75.52 a 1.00 0.00 a 0.00 695.74
2013 0.00 0.00 b 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 0.03 1.68 27.16 87.68 218.27 184.33 48.73 1.40 0.03 0.00 568.39
S.D. 0.00 0.00 0.20 3.72 25.02 47.48 85.57 76.45 31.98 3.77 0.28 0.00 187.18
SKEW 0.00 0.00 6.32 2.75 0.98 0.55 0.71 0.32 0.77 4.50 8.83 0.00 1.16
MAX 0.00 0.00 1.50 16.61 103.00 207.00 444.00 355.00 147.41 26.00 2.50 0.00 1136.50
MIN 0.00 0.00 0.00 0.00 0.00 6.50 34.00 61.00 1.00 0.00 0.00 0.00 288.00
NO YRS 78 77 77 80 81 81 79 81 81 83 81 81 60