WILLIAMS, ARIZONA

Monthly Total Cooling Degree Days

(029359)

Base Temperature = 65 F

File last updated on Apr 3, 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
1897 0.00 z 0.00 z 0.00 y 0.00 a 7.50 19.00 106.50 87.32 a 4.00 0.00 a 0.00 b 0.00 224.32
1898 0.00 0.00 0.00 a 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 n 0.00 0.00 0.00
1899 0.00 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
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 99.50 91.50 0.00 z 0.00 z 0.00 0.00 z 191.00
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 21.00 0.00 0.00 0.00 b 21.00
1904 0.00 0.00 0.00 0.00 1.50 35.00 93.53 b 40.50 6.21 a 0.00 0.00 0.00 176.74
1905 0.00 0.00 0.00 0.00 0.00 19.00 99.50 93.50 33.62 a 0.00 0.00 0.00 z 245.62
1906 0.00 z 0.00 z 0.00 z 0.00 0.00 18.50 15.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 34.00
1907 0.00 z 0.00 z 0.00 z 0.00 l 0.00 10.00 78.53 a 61.00 0.00 0.00 a 0.00 z 0.00 z 149.53
1908 0.00 z 0.00 0.00 0.00 0.00 r 3.50 54.00 22.00 4.50 0.00 0.00 0.00 84.00
1909 0.00 d 0.00 f 0.00 0.00 0.00 a 32.50 137.50 110.50 19.00 0.50 0.00 0.00 z 300.00
1910 0.00 z 0.00 z 0.00 0.52 a 18.00 40.34 a 121.50 122.50 39.50 0.00 0.00 0.00 342.36
1911 0.00 a 0.00 0.00 c 0.00 0.00 0.50 n 0.00 z 18.50 n 0.00 0.00 b 0.00 0.00 0.00
1912 0.00 c 0.00 0.00 0.00 a 0.00 2.59 a 32.50 41.50 0.00 f 0.00 0.00 t 0.00 a 76.59
1913 0.00 e 0.00 0.00 0.00 0.00 0.00 b 163.00 109.50 30.00 0.00 0.00 i 0.00 302.50
1914 0.00 0.00 b 0.00 0.00 7.00 35.50 79.00 111.17 b 2.00 g 0.00 c 0.00 0.00 a 232.67
1915 0.00 0.00 k 0.00 g 0.00 10.50 12.41 a 131.50 124.50 10.00 0.00 0.00 0.00 288.91
1916 0.00 0.00 0.00 f 0.00 1.50 53.04 b 89.50 36.00 g 5.17 a 0.00 c 0.00 0.00 149.21
1917 0.00 0.00 0.00 0.00 0.00 39.00 158.50 44.50 13.00 0.00 0.00 0.00 255.00
1918 0.00 0.00 0.00 0.00 0.00 100.50 46.00 41.50 9.81 d 0.00 k 0.00 0.00 a 197.81
1919 0.00 0.00 0.00 0.00 0.00 48.00 69.00 44.71 e 2.07 a 0.00 a 0.00 a 0.00 a 163.78
1920 0.00 0.00 0.00 0.00 1.50 24.64 b 95.14 b 51.00 5.00 0.00 0.00 0.00 177.28
1921 0.00 0.00 0.00 0.00 0.00 43.93 b 94.50 30.50 2.00 0.00 0.00 0.00 170.93
1922 0.00 b 0.00 0.00 0.00 1.00 79.00 126.50 68.00 2.50 0.00 0.00 0.00 277.00
1923 0.00 0.00 0.00 0.00 0.00 14.00 84.00 21.50 1.00 0.00 0.00 0.00 c 120.50
1924 0.00 a 0.00 0.00 0.00 0.00 29.50 72.00 64.00 15.00 0.00 0.00 0.00 180.50
1925 0.00 0.00 0.00 0.00 0.00 27.00 97.00 11.50 0.00 0.00 0.00 0.00 135.50
1926 0.00 c 0.00 0.00 0.00 0.00 43.50 77.00 35.00 11.50 0.00 0.00 0.00 167.00
1927 0.00 0.00 0.00 0.00 3.00 22.50 55.50 18.00 1.00 0.00 0.00 0.00 100.00
1928 0.00 0.00 0.00 0.00 0.00 40.50 102.00 44.50 10.00 0.00 0.00 b 0.00 197.00
1929 0.00 0.00 0.00 0.00 0.00 80.00 88.50 48.00 11.00 0.00 0.00 0.00 227.50
1930 0.00 0.00 0.00 0.00 0.00 19.50 52.50 24.50 1.00 0.00 0.00 0.00 97.50
1931 0.00 0.00 0.00 0.00 0.00 26.50 147.50 27.50 2.50 0.00 0.00 0.00 204.00
1932 0.00 0.00 0.00 0.00 0.00 30.00 57.00 30.00 0.00 0.00 0.00 0.00 117.00
1933 0.00 0.00 0.00 0.00 0.50 27.50 129.50 52.50 10.50 0.00 0.00 0.00 220.50
1934 0.00 0.00 0.00 0.00 2.00 2.00 26.50 61.50 11.11 c 5.50 0.00 0.00 108.61
1935 0.00 0.00 0.00 0.00 0.00 34.00 109.00 74.00 5.50 0.00 0.00 0.00 222.50
1936 0.00 0.00 0.00 0.00 0.00 119.00 124.50 39.50 9.50 0.00 0.00 0.00 292.50
1937 0.00 0.00 0.00 0.00 5.00 49.50 119.50 105.00 6.50 0.00 0.00 0.00 285.50
1938 0.00 0.00 0.00 0.00 6.00 38.50 73.88 a 87.00 0.00 0.00 0.00 0.00 205.38
1939 0.00 0.00 0.00 0.00 0.00 39.50 173.50 86.00 5.50 0.00 0.00 0.00 304.50
1940 0.00 0.00 0.00 0.00 0.00 70.50 101.50 115.00 4.50 0.00 a 0.00 0.00 291.50
1941 0.00 0.00 0.00 0.00 2.00 7.50 83.00 34.50 7.50 0.00 0.00 0.00 134.50
1942 0.00 0.00 0.00 0.00 4.00 52.50 179.05 b 78.00 0.00 0.00 0.00 0.00 313.55
1943 0.00 0.00 0.00 0.00 0.00 s 91.55 a 132.00 65.50 5.00 0.00 0.00 0.00 294.05
1944 0.00 0.00 0.00 0.00 0.00 12.50 112.50 157.50 8.00 0.00 0.00 0.00 290.50
1945 0.00 0.00 0.00 0.00 0.50 23.50 170.50 97.50 26.00 0.00 0.00 0.00 318.00
1946 0.00 0.00 0.00 0.00 3.00 102.00 135.00 92.00 29.50 0.00 0.00 0.00 361.50
1947 0.00 0.00 0.00 0.00 21.50 42.00 230.50 60.50 0.00 z 0.00 z 0.00 z 0.00 f 354.50
1948 0.00 0.00 0.00 0.00 2.00 43.50 187.00 118.50 86.50 0.00 0.00 0.00 437.50
1949 0.00 0.00 0.00 0.00 6.50 68.00 156.03 a 102.00 43.00 0.00 0.00 0.00 375.53
1950 0.00 0.00 0.00 0.00 6.00 65.00 107.50 108.00 29.00 6.50 0.00 0.00 322.00
1951 0.00 0.00 0.00 0.00 27.00 54.00 208.50 76.00 30.00 0.50 0.00 0.00 396.00
1952 0.00 0.00 0.00 0.00 0.00 43.00 96.58 e 78.00 43.50 0.00 0.00 0.00 261.08
1953 0.00 0.00 0.00 0.00 0.00 66.00 119.00 61.50 12.00 0.00 0.00 0.00 258.50
1954 0.00 0.00 0.00 0.00 0.50 63.00 152.50 44.00 14.00 0.00 0.00 0.00 274.00
1955 0.00 0.00 0.00 0.00 0.00 40.00 48.00 35.50 55.50 0.00 0.00 0.00 179.00
1956 0.00 0.00 0.00 0.00 0.00 83.50 87.00 45.50 63.50 0.00 0.00 0.00 i 279.50
1957 0.00 0.00 0.00 0.00 0.00 77.50 104.00 65.50 25.50 0.00 0.00 0.00 272.50
1958 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
1959 0.00 0.00 0.00 0.00 0.00 70.00 205.50 27.00 21.50 0.00 0.00 0.00 324.00
1960 0.00 0.00 0.00 0.00 3.50 124.50 162.00 129.00 17.50 0.00 0.00 0.00 436.50
1961 0.00 0.00 0.00 0.00 0.00 129.00 186.00 52.00 0.00 0.00 0.00 0.00 367.00
1962 0.00 0.00 0.00 0.00 0.00 38.79 a 96.00 142.50 28.00 0.00 0.00 0.00 305.29
1963 0.00 0.00 0.00 0.00 1.00 29.00 197.50 33.00 8.00 2.50 0.00 0.00 271.00
1964 0.00 0.00 0.00 0.00 0.00 24.50 155.00 45.00 4.50 0.00 0.00 0.00 229.00
1965 0.00 0.00 0.00 0.00 0.00 3.50 60.00 74.00 0.50 0.00 0.00 0.00 138.00
1966 0.00 0.00 0.00 0.00 0.00 24.50 109.00 95.50 3.00 0.00 0.00 0.00 232.00
1967 0.00 0.00 0.00 0.00 1.00 16.00 87.00 44.50 1.50 0.00 0.00 0.00 150.00
1968 0.00 0.00 0.00 0.00 1.50 73.50 59.42 a 3.10 a 19.50 0.00 0.00 0.00 157.02
1969 0.00 0.00 0.00 0.00 5.00 13.00 107.50 122.00 16.00 0.00 0.00 0.00 263.50
1970 0.00 0.00 0.00 0.00 1.00 74.50 112.50 68.00 12.00 0.00 0.00 0.00 268.00
1971 0.00 0.00 a 0.00 0.00 0.00 88.00 200.50 28.50 29.00 0.00 a 0.00 0.00 346.00
1972 0.00 0.00 0.00 0.00 0.00 30.50 130.50 75.00 5.00 0.00 0.00 0.00 241.00
1973 0.00 0.00 z 0.00 0.00 0.00 75.50 128.50 71.50 12.00 0.00 0.00 0.00 287.50
1974 0.00 0.00 0.00 0.00 10.50 158.50 99.50 76.00 36.21 a 0.00 0.00 0.00 380.71
1975 0.00 0.00 0.00 0.00 0.00 28.00 129.00 101.00 11.50 0.00 0.00 0.00 269.50
1976 0.00 0.00 0.00 0.00 0.00 43.50 76.00 51.50 4.00 0.00 0.00 0.00 175.00
1977 0.00 0.00 0.00 0.00 0.00 61.50 119.50 110.00 50.00 0.50 0.00 0.00 341.50
1978 0.00 0.00 0.00 0.00 0.00 34.50 131.50 63.00 4.50 0.00 0.00 0.00 233.50
1979 0.00 0.00 0.00 0.00 0.00 a 42.50 122.00 63.00 46.07 b 0.00 0.00 0.00 273.57
1980 0.00 0.00 0.00 0.00 0.00 a 64.00 140.50 122.50 16.50 6.50 0.00 0.00 350.00
1981 0.00 0.00 0.00 0.00 0.00 137.00 143.63 a 101.50 2.50 0.00 0.00 0.00 384.63
1982 0.00 0.00 0.00 0.00 0.00 21.00 122.50 65.50 38.50 0.00 0.00 0.00 247.50
1983 0.00 0.00 0.00 0.00 15.50 11.50 122.50 67.50 56.50 0.00 0.00 0.00 273.50
1984 0.00 0.00 0.00 0.00 35.00 31.50 84.00 44.50 19.00 0.00 0.00 0.00 214.00
1985 0.00 0.00 0.00 0.00 2.00 126.00 163.00 106.50 4.00 0.00 0.00 0.00 401.50
1986 0.00 0.00 0.00 0.00 5.50 71.00 73.50 99.50 7.50 0.00 0.00 0.00 257.00
1987 0.00 0.00 0.00 0.00 0.00 30.50 60.00 32.50 3.00 0.00 0.00 0.00 126.00
1988 0.00 0.00 0.00 0.00 0.00 71.00 146.00 44.00 8.50 0.00 0.00 0.00 269.50
1989 0.00 0.00 0.00 0.00 z 2.50 61.00 182.50 82.50 17.50 0.00 0.00 0.00 346.00
1990 0.00 0.00 0.00 0.00 0.00 137.50 97.50 46.00 37.50 0.00 0.00 0.00 318.50
1991 0.00 0.00 0.00 0.00 0.00 3.00 114.50 75.00 6.50 0.00 0.00 0.00 199.00
1992 0.00 0.00 0.00 0.00 0.00 17.50 100.00 67.50 1.00 0.00 0.00 0.00 186.00
1993 0.00 0.00 0.00 0.00 0.00 50.50 102.50 83.00 19.50 0.00 0.00 0.00 255.50
1994 0.00 0.00 0.00 0.00 3.50 127.00 145.00 132.00 14.00 0.00 0.00 0.00 421.50
1995 0.00 0.00 0.00 0.00 0.00 21.50 121.00 139.50 28.00 0.00 0.00 0.00 310.00
1996 0.00 0.00 0.00 0.00 7.00 87.00 133.50 99.50 13.50 0.00 0.00 0.00 340.50
1997 0.00 0.00 0.00 0.00 0.50 35.50 114.50 83.50 13.50 0.00 0.00 0.00 247.50
1998 0.00 0.00 0.00 0.00 0.00 21.00 133.50 115.00 1.00 0.00 0.00 0.00 270.50
1999 0.00 0.00 0.00 0.00 a 0.00 67.50 66.50 22.50 1.00 0.00 0.00 0.00 157.50
2000 0.00 0.00 0.00 0.00 27.00 78.50 187.00 112.00 45.00 0.00 a 0.00 0.00 449.50
2001 0.00 0.00 0.00 0.00 12.50 84.00 116.00 91.50 26.00 0.00 0.00 0.00 330.00
2002 0.00 0.00 0.00 0.00 14.50 115.00 197.00 166.00 28.00 0.00 0.00 0.00 520.50
2003 0.00 0.00 0.00 0.00 28.00 70.00 252.50 117.00 25.00 1.00 0.00 a 0.00 493.50
2004 0.00 0.00 0.00 g 0.00 0.00 49.00 126.50 65.00 23.00 0.00 0.00 0.00 263.50
2005 0.00 0.00 0.00 0.00 7.00 36.50 199.50 28.50 15.50 0.00 0.00 0.00 287.00
2006 0.00 0.00 0.00 0.00 0.50 93.50 148.50 45.00 5.00 0.00 a 0.00 0.00 292.50
2007 0.00 0.00 0.00 0.00 1.50 88.50 182.00 100.00 19.00 0.00 0.00 0.00 391.00
2008 0.00 0.00 0.00 0.00 0.00 z 102.00 149.50 99.00 7.50 0.00 0.00 0.00 a 358.00
2009 0.00 z 0.00 0.00 0.00 5.00 25.00 204.00 127.00 11.00 0.00 0.00 0.00 372.00
2010 0.00 0.00 0.00 0.00 0.00 82.00 159.00 77.50 48.50 3.50 0.00 0.00 c 370.50
2011 0.00 a 0.00 c 0.00 b 0.00 e 1.50 g 94.50 147.25 a 196.00 39.50 0.00 0.00 0.00 477.25
2012 0.00 z 0.00 0.00 0.00 o 0.00 y 98.79 a 111.94 d 82.87 e 1.73 d 0.00 0.00 0.00 295.33
2013 0.00 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
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.00 3.13 52.39 120.30 74.52 16.28 0.25 0.00 0.00 266.58
S.D. 0.00 0.00 0.00 0.05 6.63 35.53 45.86 36.87 16.46 1.10 0.00 0.00 93.95
SKEW 0.00 0.00 0.00 10.25 2.91 0.78 0.32 0.51 1.52 4.82 0.00 0.00 0.33
MAX 0.00 0.00 0.00 0.52 35.00 158.50 252.50 196.00 86.50 6.50 0.00 0.00 520.50
MIN 0.00 0.00 0.00 0.00 0.00 0.00 15.50 3.10 0.00 0.00 0.00 0.00 97.50
NO YRS 105 105 106 108 105 108 109 107 106 107 107 105 85