ELWHA RS, WASHINGTON

Monthly Total Cooling Degree Days

(452548)

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
1942 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 56.50 75.00 0.50 g 0.00 o 0.00 0.00 b 131.50
1943 0.00 b 0.00 a 0.00 0.00 c 0.00 4.66 a 24.05 b 35.50 26.00 0.00 f 0.00 0.00 90.21
1944 0.00 b 0.00 0.00 0.00 0.00 c 13.45 a 26.50 0.00 11.00 0.00 z 0.00 z 0.00 50.95
1945 0.00 0.00 0.00 0.00 0.00 1.00 44.00 25.00 0.50 0.00 0.00 0.00 70.50
1946 0.00 0.00 0.00 b 0.00 0.00 0.50 18.00 17.50 0.00 0.00 a 0.00 b 0.00 36.00
1947 0.00 0.00 b 0.00 b 0.00 f 7.23 a 2.07 a 13.00 13.50 10.00 0.00 a 0.00 0.00 a 45.80
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 20.69 a 30.50 5.17 a 8.50 0.00 0.00 0.00 e 64.86
1949 0.00 0.00 c 0.00 0.00 0.50 6.00 19.50 22.00 22.24 a 0.00 0.00 0.00 70.24
1950 0.00 0.00 0.00 0.00 0.00 6.00 13.50 35.13 a 8.50 0.00 0.00 a 0.00 z 63.13
1951 0.00 z 0.00 0.00 f 0.00 a 0.00 21.00 15.00 16.50 10.50 0.00 0.00 0.00 63.00
1952 0.00 0.00 0.00 0.00 1.50 0.00 41.00 62.50 8.50 0.00 0.00 0.00 113.50
1953 0.00 0.00 0.00 0.00 3.00 0.00 18.00 9.50 6.00 0.00 c 0.00 f 0.00 36.50
1954 0.00 0.00 0.00 0.00 b 0.00 0.00 2.07 a 4.50 0.00 0.00 0.00 j 0.00 a 6.57
1955 0.00 c 0.00 0.00 0.00 0.00 10.86 a 1.00 8.27 a 12.00 q 0.00 b 0.00 e 0.00 c 20.13
1956 0.00 0.00 a 0.00 a 0.00 d 12.50 0.00 62.00 a 48.10 b 0.00 g 0.00 f 0.00 g 0.00 f 122.60
1957 0.00 0.00 d 0.00 c 0.00 b 4.02 d 0.56 c 5.34 b 4.50 15.50 1.55 a 0.00 0.00 a 31.47
1958 0.00 l 0.00 b 0.00 0.00 14.00 58.20 e 157.07 a 77.50 6.50 0.00 0.00 0.00 313.27
1959 0.00 0.00 0.00 0.00 0.00 h 4.29 b 88.00 10.50 0.00 0.00 0.00 0.00 102.79
1960 0.00 0.00 0.00 0.00 0.00 e 0.00 84.50 45.00 1.00 0.00 0.00 0.00 130.50
1961 0.00 a 0.00 0.00 0.00 0.00 23.79 a 72.00 77.00 1.00 0.00 0.00 0.00 173.79
1962 0.00 0.00 0.00 0.00 0.00 3.50 39.50 0.50 5.00 0.00 0.00 0.00 b 48.50
1963 0.00 0.00 0.00 b 0.00 a 5.00 5.17 a 0.00 11.50 5.56 c 0.00 f 0.00 c 0.00 g 27.23
1964 0.00 b 0.00 c 0.00 d 0.00 f 0.00 a 0.50 f 7.00 8.00 0.00 i 0.00 k 0.00 d 0.00 n 15.00
1965 0.00 k 0.00 g 0.00 d 0.00 a 0.00 b 3.00 77.00 58.00 0.00 l 0.00 e 0.00 m 0.00 h 138.00
1966 0.00 r 0.00 d 0.00 b 0.00 c 0.00 a 0.00 1.50 25.00 0.60 e 0.00 c 0.00 h 0.00 e 27.10
1967 0.00 c 0.00 0.00 b 0.00 b 0.00 j 14.46 b 21.00 126.50 9.00 0.00 0.00 0.00 h 170.96
1968 0.00 i 0.00 z 0.00 e 0.00 h 0.00 d 1.67 c 78.53 a 26.50 4.04 d 0.00 e 0.00 0.00 110.74
1969 0.00 a 0.00 a 0.00 0.00 0.00 b 41.50 f 13.43 a 0.53 b 13.00 f 0.00 g 0.00 e 0.00 b 13.97
1970 0.00 0.00 0.00 0.00 0.00 20.69 a 41.33 a 36.17 d 0.00 0.00 0.00 c 0.00 c 98.19
1971 0.00 0.00 0.00 c 0.00 0.00 b 0.00 68.64 c 60.45 a 0.00 c 0.00 m 0.00 g 0.00 z 129.09
1972 0.00 z 0.00 0.00 0.00 2.50 0.00 z 0.00 z 0.00 z 9.00 0.00 0.00 0.00 11.50
1973 0.00 0.00 0.00 0.00 0.50 5.50 24.50 4.50 5.50 0.00 z 0.00 0.00 40.50
1974 0.00 0.00 0.00 0.00 0.00 0.00 25.12 b 46.50 13.00 0.00 0.00 0.00 84.62
1975 0.00 0.00 0.00 0.00 0.00 c 7.78 c 36.00 5.00 0.00 e 0.00 0.00 d 0.00 48.78
1976 0.00 0.00 0.00 0.00 0.00 0.00 1.50 1.00 2.00 0.00 0.00 0.00 4.50
1977 0.00 e 0.00 0.00 0.00 0.00 1.50 2.50 132.00 0.00 0.00 d 0.00 g 0.00 z 136.00
1978 0.00 0.00 0.00 g 0.00 q 0.00 a 32.78 c 50.50 27.00 0.00 a 0.00 0.00 a 0.00 110.28
1979 0.00 0.00 0.00 0.00 0.00 4.00 49.00 5.00 0.00 0.00 0.00 f 0.00 58.00
1980 0.00 0.00 0.00 0.00 0.00 0.00 12.50 14.50 0.00 0.00 0.00 0.00 b 27.00
1981 0.00 0.00 0.00 0.00 f 0.00 0.00 20.00 85.00 1.00 0.00 0.00 d 0.00 d 106.00
1982 0.00 0.00 0.00 a 0.00 0.00 z 30.00 a 14.50 20.15 a 0.00 a 0.00 0.00 0.00 64.65
1983 0.00 g 0.00 0.00 0.00 6.72 a 0.00 2.00 5.50 0.00 0.00 b 0.00 0.00 a 14.22
1984 0.00 0.00 0.00 0.00 0.00 a 0.00 25.00 0.00 z 0.00 0.00 0.00 0.00 25.00
1985 0.00 0.00 0.00 0.00 0.00 a 6.43 b 91.50 41.00 0.00 0.00 0.00 0.00 i 138.93
1986 0.00 i 0.00 0.00 z 0.00 l 0.00 c 0.00 z 0.00 88.50 g 12.00 0.00 0.00 p 0.00 i 12.00
1987 0.00 a 0.00 i 0.00 0.00 d 3.50 23.04 b 9.50 29.00 21.00 0.00 0.00 0.00 86.04
1988 0.00 0.00 0.00 0.00 0.00 0.00 25.50 25.50 16.50 0.00 0.00 0.00 67.50
1989 0.00 0.00 0.00 0.00 0.00 30.50 4.50 3.50 8.00 0.00 0.00 0.00 46.50
1990 0.00 0.00 0.00 0.00 0.00 2.00 76.00 73.00 0.00 0.00 0.00 0.00 151.00
1991 0.00 0.00 0.00 0.00 0.00 0.50 20.50 36.00 0.00 0.00 0.00 0.00 57.00
1992 0.00 0.00 0.00 0.00 1.00 44.00 41.50 42.50 0.00 0.00 0.00 0.00 129.00
1993 0.00 0.00 0.00 0.00 2.00 0.00 0.00 36.00 18.50 0.00 0.00 0.00 56.50
1994 0.00 0.00 0.00 0.00 0.00 0.00 49.00 14.50 0.50 0.00 0.00 0.00 64.00
1995 0.00 0.00 0.00 0.00 0.50 21.00 52.00 4.50 5.50 0.00 0.00 0.00 83.50
1996 0.00 0.00 0.00 0.00 0.00 0.00 85.00 46.00 0.00 0.00 0.00 0.00 131.00
1997 0.00 0.00 0.00 0.00 0.00 0.00 6.00 47.50 1.00 0.00 0.00 0.00 54.50
1998 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 29.00 7.00 0.00 0.00 0.00 36.00
1999 0.00 0.00 a 0.00 0.00 d 0.00 3.10 a 2.67 b 4.13 a 1.55 a 0.00 a 0.00 0.00 11.46
2000 0.00 c 0.00 0.00 a 0.00 a 0.00 e 11.90 a 16.02 a 14.50 1.00 0.00 a 0.00 b 0.00 e 43.41
2001 0.00 a 0.00 0.00 e 0.00 c 0.00 d 0.00 1.50 17.05 a 1.50 0.00 b 0.00 b 0.00 c 20.05
2002 0.00 0.00 0.00 i 0.00 0.00 11.79 b 22.00 33.21 c 3.50 0.00 0.00 0.00 70.50
2003 0.00 0.00 e 0.00 0.00 0.00 29.50 56.50 11.50 21.50 0.00 0.00 0.00 119.00
2004 0.00 d 0.00 0.00 0.00 0.00 18.50 57.00 43.00 0.00 0.00 0.00 0.00 118.50
2005 0.00 f 0.00 0.00 0.00 1.00 0.50 16.50 31.50 0.00 0.00 0.00 0.00 49.50
2006 0.00 0.00 e 0.00 l 0.00 0.00 18.00 56.50 23.50 5.00 0.00 0.00 j 0.00 h 103.00
2007 0.00 g 0.00 0.00 i 0.00 e 1.00 0.50 32.00 12.50 0.00 g 0.00 f 0.00 h 0.00 f 46.00
2008 0.00 0.00 e 0.00 g 0.00 f 2.50 16.00 4.50 40.00 0.00 0.00 g 0.00 0.00 h 63.00
2009 0.00 e 0.00 j 0.00 i 0.00 j 0.00 z 0.00 z 0.00 z 32.00 6.50 f 0.00 m 0.00 i 0.00 m 32.00
2010 0.00 n 0.00 g 0.00 h 0.00 j 0.00 0.00 26.50 37.00 0.00 0.00 0.00 h 0.00 63.50
2011 0.00 f 0.00 i 0.00 l 0.00 e 0.00 h 0.00 5.00 16.69 e 14.00 i 0.00 h 0.00 0.00 21.69
2012 0.00 0.00 c 0.00 c 0.00 1.00 0.00 2.67 b 54.50 6.96 b 0.00 0.00 0.00 65.14
2013 0.00 0.00 0.00 o 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 0.00 1.09 8.44 31.81 30.75 5.18 0.03 0.00 0.00 74.33
S.D. 0.00 0.00 0.00 0.00 2.70 12.22 30.40 27.65 6.66 0.20 0.00 0.00 43.51
SKEW 0.00 0.00 0.00 0.00 3.33 1.85 1.42 1.55 1.39 7.42 0.00 0.00 0.49
MAX 0.00 0.00 0.00 0.00 14.00 58.20 157.07 132.00 26.00 1.55 0.00 0.00 173.79
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 4.50
NO YRS 58 64 59 60 64 64 68 68 62 58 57 57 29