FT VALLEY, ARIZONA

Monthly Total Cooling Degree Days

(023160)

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
1909 0.00 d 0.00 d 0.00 z 0.00 f 0.00 c 0.00 8.50 1.00 0.00 0.00 0.00 0.00 9.50
1910 0.00 0.00 0.00 0.00 0.00 0.00 20.50 1.50 0.00 0.00 0.00 0.00 22.00
1911 0.00 z 0.00 z 0.00 0.00 0.00 0.00 a 1.50 1.50 0.00 0.00 0.00 0.00 a 3.00
1912 0.00 0.00 0.00 0.00 0.00 0.50 1.50 0.00 0.00 a 0.00 0.00 a 0.00 2.00
1913 0.00 0.00 0.00 0.00 0.00 0.00 20.50 1.00 0.00 0.00 0.00 0.00 21.50
1914 0.00 0.00 0.00 0.00 0.00 6.00 1.00 4.50 0.00 0.00 0.00 0.00 11.50
1915 0.00 0.00 0.00 0.00 0.00 0.00 3.50 2.00 0.00 0.00 0.00 0.00 5.50
1916 0.00 0.00 0.00 0.00 0.00 0.00 5.00 0.00 e 0.00 c 0.00 0.00 0.00 5.00
1917 0.00 0.00 0.00 c 0.00 0.00 1.50 24.00 9.50 0.00 0.00 0.00 0.00 35.00
1918 0.00 0.00 0.00 0.00 a 0.00 22.00 7.00 8.00 0.00 a 0.00 0.00 0.00 37.00
1919 0.00 0.00 0.00 a 0.00 0.00 15.00 4.00 9.00 0.50 0.00 0.00 0.00 28.50
1920 0.00 0.00 0.00 0.00 0.00 0.00 14.50 1.03 a 0.00 0.00 0.00 a 0.00 15.53
1921 0.00 0.00 0.00 0.00 0.00 1.50 16.00 0.00 0.00 f 0.00 0.00 0.00 17.50
1922 0.00 b 0.00 0.00 a 0.00 0.00 17.50 45.00 10.00 0.00 0.00 0.00 0.00 72.50
1923 0.00 0.00 0.00 c 0.00 0.00 1.67 c 15.50 0.00 0.00 0.00 0.00 0.00 17.17
1924 0.00 0.00 0.00 0.00 0.00 18.50 6.00 2.00 0.00 0.00 0.00 0.00 26.50
1925 0.00 0.00 0.00 0.00 a 0.00 2.68 b 40.50 0.00 0.00 b 0.00 0.00 b 0.00 d 43.18
1926 0.00 0.00 0.00 0.00 0.00 5.50 5.54 c 4.00 0.00 0.00 0.00 0.00 15.04
1927 0.00 0.00 0.00 0.00 0.00 7.00 16.00 4.00 0.00 0.00 0.00 0.00 27.00
1928 0.00 0.00 0.00 0.00 0.00 1.00 14.00 14.50 0.00 0.00 0.00 0.00 29.50
1929 0.00 0.00 0.00 0.00 0.00 21.00 19.50 0.00 0.00 0.00 0.00 0.00 40.50
1930 0.00 0.00 0.00 a 0.00 0.00 3.00 10.00 1.00 0.50 0.00 0.00 0.00 14.50
1931 0.00 0.00 0.00 0.00 0.00 7.00 65.00 12.50 0.00 0.00 0.00 0.00 84.50
1932 0.00 0.00 0.00 0.00 0.00 20.00 37.50 19.50 0.00 0.00 0.00 0.00 77.00
1933 0.00 0.00 0.00 0.00 0.00 3.00 33.50 108.00 4.00 0.00 0.00 0.00 148.50
1934 0.00 0.00 0.00 0.00 c 0.00 0.00 36.00 19.50 0.00 0.00 0.00 0.00 55.50
1935 0.00 0.00 0.00 0.00 0.00 0.00 31.50 2.00 0.00 0.00 0.00 0.00 33.50
1936 0.00 0.00 0.00 0.00 0.00 28.00 41.00 2.00 0.00 0.00 0.00 0.00 71.00
1937 0.00 0.00 0.00 0.00 0.00 2.50 12.50 8.50 0.00 0.00 0.00 0.00 23.50
1938 0.00 0.00 0.00 0.00 0.00 1.50 16.50 29.00 0.00 0.00 0.00 0.00 47.00
1939 0.00 0.00 0.00 0.00 0.00 4.00 31.50 17.00 0.00 0.00 0.00 0.00 52.50
1940 0.00 0.00 0.00 0.00 0.00 23.50 26.50 19.50 0.00 0.00 0.00 0.00 69.50
1941 0.00 a 0.00 0.00 0.00 0.00 0.00 1.50 4.00 0.00 0.00 0.00 0.00 5.50
1942 0.00 0.00 0.00 0.00 0.00 0.00 26.50 7.00 0.00 0.00 0.00 0.00 33.50
1943 0.00 0.00 0.00 0.00 0.00 0.00 24.00 6.00 0.00 0.00 0.00 0.00 30.00
1944 0.00 0.00 0.00 0.00 0.00 0.50 2.00 16.50 0.00 0.00 0.00 0.00 19.00
1945 0.00 0.00 0.00 0.00 0.00 0.00 14.00 1.50 5.00 0.00 0.00 0.00 20.50
1946 0.00 0.00 0.00 0.00 0.00 0.00 12.00 3.50 0.00 0.00 0.00 0.00 15.50
1947 0.00 0.00 0.00 0.00 a 0.00 0.00 41.00 12.50 0.00 0.00 0.00 0.00 53.50
1948 0.00 0.00 0.00 0.00 0.00 0.00 14.00 8.50 6.50 0.00 0.00 0.00 29.00
1949 0.00 0.00 0.00 0.00 0.00 1.00 14.00 8.50 0.00 0.00 0.00 0.00 23.50
1950 0.00 0.00 0.00 0.00 0.00 2.50 5.50 0.00 2.50 0.00 0.00 0.00 e 10.50
1951 0.00 0.00 0.00 0.00 0.00 2.50 34.50 10.50 0.00 0.00 0.00 0.00 47.50
1952 0.00 0.00 0.00 0.00 0.00 0.00 14.50 8.50 0.00 0.00 0.00 0.00 23.00
1953 0.00 d 0.00 0.00 0.00 0.00 0.50 44.00 5.50 0.00 0.00 0.00 0.00 50.00
1954 0.00 0.00 0.00 0.00 0.00 21.00 23.50 8.50 1.00 0.00 b 0.00 b 0.00 54.00
1955 0.00 0.00 0.00 0.00 0.00 2.50 6.00 2.00 0.00 0.00 0.00 0.00 10.50
1956 0.00 0.00 0.00 0.00 0.00 6.50 11.50 0.50 0.00 0.00 0.00 0.00 18.50
1957 0.00 0.00 0.00 0.00 0.00 4.00 13.50 9.50 0.00 0.00 0.00 0.00 27.00
1958 0.00 0.00 0.00 0.00 0.00 4.00 27.00 23.50 1.50 0.00 0.00 0.00 56.00
1959 0.00 0.00 0.00 0.00 0.00 7.00 38.00 0.00 0.00 0.00 0.00 0.00 45.00
1960 0.00 0.00 0.00 0.00 0.00 0.00 31.00 31.50 0.00 0.00 0.00 0.00 62.50
1961 0.00 0.00 0.00 0.00 a 0.00 24.50 40.50 6.50 0.00 0.00 0.00 0.00 71.50
1962 0.00 0.00 0.00 0.00 0.00 a 0.00 6.00 8.00 0.00 0.00 0.00 0.00 14.00
1963 0.00 0.00 0.00 0.00 0.00 0.00 36.50 6.50 0.00 0.00 0.00 0.00 43.00
1964 0.00 0.00 0.00 0.00 0.00 0.00 20.50 6.50 0.00 0.00 0.00 0.00 27.00
1965 0.00 0.00 0.00 0.00 0.00 0.00 2.00 3.50 0.00 0.00 0.00 0.00 5.50
1966 0.00 0.00 0.00 0.00 0.00 0.50 17.50 4.00 0.00 0.00 0.00 0.00 22.00
1967 0.00 0.00 0.00 a 0.00 b 0.00 0.00 8.00 0.50 0.00 0.00 0.00 0.00 8.50
1968 0.00 a 0.00 0.00 0.00 0.00 0.00 2.00 0.00 0.00 0.00 0.00 0.00 2.00
1969 0.00 0.00 0.00 0.00 0.00 2.00 21.00 28.00 0.00 0.00 0.00 0.00 51.00
1970 0.00 0.00 0.00 0.00 0.00 14.00 39.50 18.00 0.00 0.00 0.00 0.00 71.50
1971 0.00 0.00 0.00 0.00 0.00 12.00 60.50 0.50 0.00 0.00 0.00 0.00 73.00
1972 0.00 0.00 0.00 0.00 0.00 3.00 31.00 3.00 0.00 0.00 0.00 0.00 37.00
1973 0.00 0.00 0.00 0.00 0.00 7.00 19.00 8.50 0.00 0.00 0.00 0.00 34.50
1974 0.00 0.00 0.00 0.00 0.00 22.78 c 0.00 0.00 0.50 0.00 0.00 0.00 23.28
1975 0.00 0.00 0.00 0.00 0.00 0.00 4.77 e 0.50 0.00 0.00 0.00 0.00 5.27
1976 0.00 0.00 0.00 0.00 0.00 2.50 2.58 a 0.00 0.00 0.00 0.00 0.00 5.08
1977 0.00 0.00 0.00 0.00 0.00 1.00 22.39 d 7.00 5.50 0.00 0.00 0.00 35.89
1978 0.00 0.00 0.00 z 0.00 0.00 0.00 20.50 5.00 0.50 0.00 0.00 0.00 26.00
1979 0.00 0.00 0.00 0.00 0.00 5.00 29.00 17.50 0.50 0.00 0.00 0.00 52.00
1980 0.00 0.00 0.00 0.00 0.00 12.00 24.00 22.00 0.00 0.00 0.00 0.00 58.00
1981 0.00 0.00 0.00 0.00 0.00 19.00 0.00 10.00 0.00 0.00 0.00 0.00 29.00
1982 0.00 0.00 0.00 0.00 0.00 0.00 6.50 5.00 0.00 0.00 0.00 0.00 11.50
1983 0.00 0.00 0.00 0.00 0.00 0.00 23.00 12.50 4.00 0.00 0.00 0.00 39.50
1984 0.00 0.00 0.00 0.00 0.00 1.50 8.50 1.50 0.00 0.00 0.00 0.00 11.50
1985 0.00 0.00 0.00 0.00 0.00 3.50 52.00 4.50 0.00 0.00 0.00 a 0.00 60.00
1986 0.00 0.00 0.00 0.00 0.00 9.50 3.00 7.50 0.00 0.00 0.00 0.00 20.00
1987 0.00 a 0.00 0.00 0.00 0.00 3.00 0.50 5.50 0.00 0.00 0.00 0.00 9.00
1988 0.00 0.00 z 0.00 0.00 0.00 10.50 31.50 3.00 m 0.00 z 0.00 0.00 0.00 42.00
1989 0.00 0.00 0.00 0.00 0.00 0.00 27.00 0.00 0.00 0.00 0.00 0.00 27.00
1990 0.00 0.00 0.00 0.00 0.00 25.00 24.50 6.00 0.50 0.00 0.00 0.00 56.00
1991 0.00 0.00 0.00 0.00 0.00 0.00 8.00 3.50 0.00 0.00 0.00 0.00 11.50
1992 0.00 0.00 0.00 0.00 0.00 0.00 1.00 1.50 0.00 0.00 0.00 0.00 2.50
1993 0.00 0.00 a 0.00 0.00 0.00 0.00 1.00 3.50 0.00 0.00 0.00 0.00 4.50
1994 0.00 0.00 0.00 0.00 0.00 29.50 19.50 29.50 0.00 z 0.00 j 0.00 z 0.00 78.50
1995 0.00 0.00 0.00 0.00 0.00 0.00 28.00 43.00 6.00 0.00 0.00 0.00 77.00
1996 0.00 0.00 0.00 0.00 0.00 8.00 40.50 22.00 0.00 0.00 0.00 0.00 70.50
1997 0.00 0.00 0.00 0.00 0.00 0.00 17.50 4.50 0.00 0.00 0.00 0.00 22.00
1998 0.00 0.00 0.00 0.00 0.00 0.00 25.00 7.50 0.00 0.00 0.00 0.00 32.50
1999 0.00 0.00 0.00 0.00 e 0.00 4.29 b 6.50 0.00 0.00 0.00 a 0.00 0.00 10.79
2000 0.00 a 0.00 0.00 0.00 0.00 5.17 a 44.95 a 29.00 0.00 0.00 0.00 0.00 79.12
2001 0.00 0.00 0.00 b 0.00 0.00 9.50 24.00 f 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 9.50
2002 0.00 z 0.00 z 0.00 z 0.00 z 0.50 m 3.50 84.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 88.00
2003 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 51.00 11.50 1.50 0.00 0.00 0.00 64.00
2004 0.00 0.00 0.00 0.00 0.00 0.00 15.00 8.00 2.00 0.00 0.00 0.00 25.00
2005 0.00 0.00 0.00 0.00 0.00 5.50 74.00 4.50 0.00 0.00 0.00 0.00 84.00
2006 0.00 0.00 0.00 0.00 0.00 23.50 74.50 0.50 0.00 0.00 0.00 0.00 98.50
2007 0.00 0.00 0.00 0.00 0.00 1.50 54.00 11.00 0.00 0.00 0.00 0.00 66.50
2008 0.00 0.00 0.00 0.00 0.00 0.00 8.50 13.00 0.00 0.00 0.00 0.00 21.50
2009 0.00 0.00 0.00 0.00 0.00 0.50 32.50 14.00 0.00 0.00 0.00 0.00 a 47.00
2010 0.00 0.00 0.00 0.00 0.00 1.50 26.00 2.00 0.00 0.00 0.00 0.00 29.50
2011 0.00 0.00 0.00 0.00 0.00 0.00 19.00 19.00 0.00 0.00 0.00 0.00 38.00
2012 0.00 0.00 0.00 0.00 0.00 3.50 10.50 4.00 0.00 0.00 j 0.00 b 0.00 f 18.00
2013 0.00 d 0.00 i 0.00 a 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 0.00 5.19 21.89 9.01 0.43 0.00 0.00 0.00 36.07
S.D. 0.00 0.00 0.00 0.00 0.00 7.71 17.84 13.09 1.30 0.00 0.00 0.00 26.09
SKEW 0.00 0.00 0.00 0.00 0.00 1.65 1.14 4.69 3.41 0.00 0.00 0.00 1.20
MAX 0.00 0.00 0.00 0.00 0.00 29.50 84.50 108.00 6.50 0.00 0.00 0.00 148.50
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 2.00
NO YRS 102 100 101 102 103 104 103 101 99 100 101 101 94