WATERVILLE, WASHINGTON

Monthly Total Cooling Degree Days

(459012)

Base Temperature = 65 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200602
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
1931 0.00 b 0.00 0.00 0.00 25.00 33.00 131.50 108.00 20.00 0.00 0.00 0.00 317.50
1932 0.00 0.00 0.00 0.00 0.00 48.50 42.50 104.50 15.00 0.00 0.00 0.00 210.50
1933 0.00 0.00 a 0.00 0.00 0.00 31.50 108.50 138.50 4.50 0.00 0.00 0.00 283.00
1934 0.00 0.00 0.00 13.50 40.00 30.00 112.50 142.00 31.00 0.00 0.00 a 0.00 369.00
1935 0.00 a 0.00 0.00 0.00 0.50 15.00 120.50 64.00 53.00 2.58 a 0.00 0.00 255.58
1936 0.00 0.00 0.00 3.50 38.00 28.00 110.00 103.00 7.00 0.00 0.00 0.00 289.50
1937 0.00 0.00 0.00 0.00 0.00 28.50 115.50 31.50 39.00 0.00 a 0.00 0.00 a 214.50
1938 0.00 0.00 0.00 0.00 5.50 51.50 185.50 35.00 63.50 0.00 0.00 0.00 341.00
1939 0.00 0.00 0.00 0.00 9.50 16.00 141.00 132.50 14.00 0.00 0.00 0.00 313.00
1940 0.00 0.00 0.00 0.00 z 8.00 51.50 85.50 76.00 30.00 0.00 0.00 0.00 251.00
1941 0.00 0.00 0.00 0.00 2.50 8.50 151.00 89.50 0.00 0.00 0.00 0.00 251.50
1942 0.00 0.00 0.00 0.00 0.00 6.50 118.00 148.50 10.00 0.00 0.00 0.00 283.00
1943 0.00 0.00 0.00 0.00 0.00 5.00 85.50 18.50 12.50 0.50 0.00 0.00 122.00
1944 0.00 0.00 0.00 0.00 2.00 8.00 104.00 23.50 57.00 3.00 0.00 0.00 a 197.50
1945 0.00 0.00 0.00 0.00 1.00 22.00 115.00 105.50 7.50 0.00 0.00 0.00 251.00
1946 0.00 0.00 0.00 0.00 1.00 8.00 83.00 80.50 0.00 z 0.00 0.00 0.00 172.50
1947 0.00 0.00 0.00 0.00 21.50 10.50 76.00 45.50 13.00 0.00 a 0.00 0.00 166.50
1948 0.00 0.00 0.00 0.00 a 3.00 48.50 34.50 19.50 16.00 0.00 0.00 0.00 121.50
1949 0.00 0.00 0.00 0.00 28.50 27.00 78.00 77.00 36.00 0.00 0.00 0.00 a 246.50
1950 0.00 0.00 0.00 0.00 0.00 15.00 88.00 98.00 38.00 0.00 0.00 a 0.00 239.00
1951 0.00 b 0.00 0.00 0.00 0.00 9.00 102.50 84.00 10.50 0.00 0.00 0.00 b 206.00
1952 0.00 a 0.00 0.00 a 0.00 0.00 3.50 131.50 114.50 28.00 0.00 0.00 0.00 277.50
1953 0.00 0.00 z 0.00 0.00 0.00 0.00 72.50 81.50 27.93 a 0.00 0.00 0.00 181.93
1954 0.00 0.00 0.00 0.00 0.00 0.00 57.50 22.00 0.50 0.00 0.00 b 0.00 80.00
1955 0.00 0.00 0.00 0.00 0.00 38.00 103.50 99.00 61.00 0.00 0.00 0.00 301.50
1956 0.00 0.00 0.00 0.00 20.67 a 3.00 177.50 115.00 15.00 0.00 0.00 0.00 a 331.17
1957 0.00 0.00 0.00 0.00 11.50 17.50 46.00 22.50 24.00 0.00 0.00 0.00 a 121.50
1958 0.00 0.00 0.00 0.00 44.36 b 87.00 203.50 191.00 16.50 0.50 0.00 0.00 542.86
1959 0.00 0.00 0.00 0.00 0.00 0.00 110.00 23.00 0.00 0.00 0.00 e 0.00 133.00
1960 0.00 a 0.00 0.00 0.00 0.00 1.50 178.00 58.00 2.00 0.00 g 0.00 0.00 239.50
1961 0.00 0.00 0.00 0.00 0.00 80.00 0.00 z 186.50 4.00 0.00 0.00 0.00 270.50
1962 0.00 0.00 0.00 0.00 0.00 6.00 78.00 55.00 3.50 0.00 0.00 0.00 a 142.50
1963 0.00 0.00 0.00 z 0.00 z 0.00 z 51.11 c 40.00 106.50 51.00 0.00 0.00 0.00 248.61
1964 0.00 0.00 0.00 0.00 0.00 2.50 83.50 20.50 0.00 0.00 0.00 0.00 106.50
1965 0.00 0.00 0.00 0.00 0.50 18.21 b 158.74 b 156.60 b 3.00 0.00 0.00 0.00 a 337.06
1966 0.00 0.00 0.00 0.00 16.50 11.00 80.00 116.50 35.50 0.00 0.00 0.00 259.50
1967 0.00 0.00 0.00 0.00 0.00 65.50 164.00 232.50 68.00 0.00 0.00 0.00 530.00
1968 0.00 0.00 0.00 0.00 0.00 31.50 196.00 70.50 20.00 0.00 0.00 z 0.00 318.00
1969 0.00 0.00 0.00 0.00 12.00 122.00 78.00 48.00 22.24 a 0.00 0.00 0.00 282.24
1970 0.00 0.00 0.00 0.00 0.00 120.52 a 172.00 127.50 5.50 0.00 0.00 0.00 425.52
1971 0.00 0.00 0.00 0.00 z 3.62 a 11.50 208.00 241.50 0.00 0.00 0.00 0.00 464.62
1972 0.00 z 0.00 0.00 0.00 19.50 23.50 81.00 157.50 15.00 0.00 0.00 d 0.00 296.50
1973 0.00 a 0.00 0.00 0.00 22.00 45.00 174.50 145.50 39.00 0.00 0.00 0.00 426.00
1974 0.00 c 0.00 0.00 0.00 0.00 86.00 95.00 138.00 29.00 0.00 0.00 0.00 348.00
1975 0.00 0.00 0.00 0.00 0.00 14.50 209.00 41.00 19.50 0.00 0.00 0.00 284.00
1976 0.00 0.00 0.00 0.00 0.00 15.50 95.50 46.00 29.00 0.00 0.00 0.00 186.00
1977 0.00 0.00 0.00 6.00 0.00 87.00 102.00 265.00 3.00 0.00 0.00 0.00 463.00
1978 0.00 0.00 0.00 0.00 0.00 74.00 133.50 114.50 0.50 0.00 0.00 0.00 322.50
1979 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 128.50 21.00 0.00 0.00 b 0.00 149.50
1980 0.00 z 0.00 a 0.00 0.00 0.00 b 0.00 106.43 a 45.98 a 18.50 0.00 a 0.00 f 0.00 170.92
1981 0.00 b 0.00 a 0.00 d 0.00 a 0.55 c 4.82 b 63.00 209.50 56.00 0.00 0.00 0.00 a 333.88
1982 0.00 a 0.00 0.00 0.00 2.00 92.00 121.50 111.00 30.00 0.00 0.00 0.00 356.50
1983 0.00 0.00 0.00 0.00 46.00 13.00 54.50 120.50 0.50 0.00 0.00 0.00 234.50
1984 0.00 0.00 0.00 0.00 5.00 16.50 153.00 148.50 6.00 0.00 0.00 0.00 329.00
1985 0.00 0.00 0.00 0.00 12.00 36.00 310.00 69.50 0.00 0.00 0.00 0.00 427.50
1986 0.00 0.00 0.00 0.00 55.00 108.50 75.50 254.00 18.50 0.00 0.00 0.00 511.50
1987 0.00 0.00 0.00 6.00 27.50 0.00 z 0.00 z 99.50 81.00 0.00 0.00 0.00 z 214.00
1988 0.00 0.00 0.00 0.00 0.00 z 61.50 196.50 141.00 85.50 0.50 0.00 0.00 a 485.00
1989 0.00 0.00 0.00 0.00 3.00 76.50 137.00 0.00 z 0.00 z 0.00 0.00 0.00 216.50
1990 0.00 0.00 0.00 0.00 0.00 29.00 209.00 171.00 0.00 z 0.00 z 0.00 z 0.00 z 409.00
1991 0.00 z 0.00 z 0.00 z 0.00 0.00 0.50 125.50 225.00 36.50 0.00 0.00 q 0.00 387.50
1992 0.00 m 0.00 0.00 o 0.00 49.00 191.00 163.50 235.00 17.00 6.72 a 0.00 0.00 662.22
1993 0.00 0.00 0.00 0.00 35.50 16.00 15.00 93.50 73.00 2.00 0.00 0.00 235.00
1994 0.00 0.00 0.00 6.50 46.50 79.00 368.50 213.50 98.00 1.00 0.00 0.00 813.00
1995 0.00 0.00 0.00 0.00 25.50 47.50 151.00 56.00 91.00 0.00 0.00 0.00 371.00
1996 0.00 0.00 0.00 0.00 0.00 8.50 232.50 187.00 17.50 0.00 0.00 0.00 q 445.50
1997 0.00 t 0.00 p 0.00 0.00 8.00 2.00 61.00 142.00 13.50 0.00 0.00 0.00 226.50
1998 0.00 0.00 0.00 0.50 5.50 0.00 z 267.50 186.50 91.50 0.00 k 0.00 0.00 551.50
1999 0.00 0.00 0.00 0.00 7.50 35.50 n 119.00 215.50 6.50 0.00 0.00 0.00 348.50
2000 0.00 0.00 0.00 0.00 0.00 43.27 d 99.56 e 128.98 c 10.56 c 0.00 0.00 0.00 282.36
2001 0.00 a 0.00 0.00 0.00 8.50 12.50 98.50 182.90 a 29.50 0.00 0.00 0.00 h 331.90
2002 0.00 0.00 0.00 0.00 0.00 61.00 213.50 65.50 9.50 0.00 0.00 0.00 349.50
2003 0.00 0.00 0.00 0.00 4.00 71.50 0.00 z 33.00 42.00 h 4.00 0.00 0.00 112.50
2004 0.00 0.00 z 0.00 0.00 0.00 132.00 285.50 272.00 12.00 0.00 i 0.00 0.00 m 701.50
2005 0.00 0.00 0.00 0.00 10.50 31.00 0.00 z 179.50 4.50 0.00 0.00 0.00 225.50
2006 0.00 0.00 0.00 z 0.00 a 43.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 43.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.50 10.02 37.34 129.20 116.70 25.74 0.29 0.00 0.00 296.44
S.D. 0.00 0.00 0.00 2.02 15.09 38.20 66.66 67.14 25.23 1.05 0.00 0.00 131.19
SKEW 0.00 0.00 0.00 4.73 1.52 1.55 1.16 0.46 1.28 4.43 0.00 0.00 1.28
MAX 0.00 0.00 0.00 13.50 55.00 191.00 368.50 272.00 98.00 6.72 0.00 0.00 813.00
MIN 0.00 0.00 0.00 0.00 0.00 0.00 15.00 18.50 0.00 0.00 0.00 0.00 80.00
NO YRS 71 72 72 72 73 71 70 74 71 71 71 70 50