ALTON, UTAH

Monthly Total Cooling Degree Days

(420086)

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
1915 0.00 z 0.00 z 0.00 z 0.00 z 0.00 a 0.00 d 8.00 1.03 a 0.00 0.00 0.00 a 0.00 b 9.03
1916 0.00 d 0.00 0.00 0.00 0.00 6.00 8.00 0.00 0.00 0.00 0.00 0.00 14.00
1917 0.00 0.00 0.00 0.00 0.00 1.00 72.50 15.50 0.00 0.00 0.00 b 0.00 89.00
1918 0.00 0.00 a 0.00 0.00 0.00 41.00 5.00 13.20 d 0.00 0.00 0.00 0.00 59.20
1919 0.00 0.00 0.00 0.00 1.00 p 11.90 a 43.50 53.00 1.55 a 0.00 a 0.00 d 0.00 a 109.95
1920 0.00 0.00 0.00 0.00 b 0.00 4.50 15.50 8.78 a 0.00 0.00 0.00 a 0.00 a 28.78
1921 0.00 0.00 0.00 a 0.00 0.00 13.00 29.50 1.00 1.50 0.00 0.00 c 0.00 45.00
1922 0.00 a 0.00 a 0.00 a 0.00 0.00 28.39 b 71.50 21.50 2.59 a 0.00 0.00 d 0.00 h 123.98
1923 0.00 0.00 0.00 0.00 0.00 10.00 30.00 m 4.00 10.50 0.00 a 0.00 0.00 24.50
1924 0.00 a 0.00 0.00 0.00 1.55 a 30.50 31.00 14.50 36.50 0.00 0.00 0.00 114.05
1925 0.00 0.00 0.00 0.00 0.00 4.50 67.00 0.00 0.00 0.00 0.00 c 0.00 71.50
1926 0.00 a 0.00 m 0.00 a 0.00 a 2.07 a 51.72 a 47.57 b 32.50 4.14 a 0.00 b 0.00 0.00 138.00
1927 0.00 0.00 0.00 0.00 9.30 a 11.90 a 75.43 a 11.37 a 0.00 0.00 0.00 a 0.00 108.00
1928 0.00 a 0.00 0.00 0.00 0.00 0.00 49.00 68.41 b 7.20 e 0.00 b 0.00 b 0.00 124.61
1929 0.00 0.00 0.00 0.00 a 0.00 a 34.50 59.00 6.72 a 0.00 0.00 0.00 0.00 100.22
1930 0.00 0.00 0.00 0.00 0.00 a 6.50 16.02 a 3.00 0.00 0.00 0.00 0.00 25.52
1931 0.00 0.00 0.00 0.00 0.00 9.50 107.50 47.02 a 0.00 0.00 0.00 0.00 164.02
1932 0.00 0.00 a 0.00 0.00 0.00 32.00 36.50 42.50 0.50 0.00 0.00 0.00 111.50
1933 0.00 a 0.00 c 0.00 0.00 b 0.00 11.00 71.50 26.57 c 0.00 0.00 0.00 a 0.00 a 109.07
1934 0.00 0.00 0.00 0.00 0.00 0.00 a 74.50 46.50 3.00 0.00 0.00 0.00 124.00
1935 0.00 0.00 c 0.00 0.00 0.00 14.50 45.00 22.00 1.00 0.00 a 0.00 0.00 82.50
1936 0.00 0.00 0.00 0.00 c 0.00 a 50.69 a 65.32 c 13.95 a 0.00 a 0.00 0.00 0.00 a 129.96
1937 0.00 0.00 0.00 0.00 0.00 19.00 43.18 c 42.00 0.00 0.00 0.00 0.00 c 104.18
1938 0.00 0.00 0.00 a 0.00 0.00 3.50 20.00 24.50 0.00 0.00 0.00 0.00 48.00
1939 0.00 0.00 0.00 0.00 0.00 4.14 a 65.00 47.05 c 1.55 a 0.00 0.00 0.00 a 117.74
1940 0.00 0.00 0.00 0.00 a 0.00 59.50 56.00 55.50 0.00 0.00 a 0.00 a 0.00 171.00
1941 0.00 a 0.00 0.00 0.00 0.00 0.00 38.50 5.50 0.00 0.00 0.00 0.00 44.00
1942 0.00 0.00 0.00 0.00 0.00 3.50 73.50 28.86 b 0.00 0.00 0.00 0.00 105.86
1943 0.00 0.00 0.00 0.00 0.00 0.00 48.00 4.00 0.00 0.00 0.00 0.00 j 52.00
1944 0.00 0.00 0.00 0.00 0.00 9.00 17.00 28.50 3.50 0.00 0.00 0.00 58.00
1945 0.00 0.00 0.00 a 0.00 0.00 1.00 22.50 8.50 2.50 0.00 0.00 0.00 34.50
1946 0.00 0.00 0.00 0.00 0.00 1.00 32.50 23.50 0.00 0.00 0.00 0.00 57.00
1947 0.00 0.00 0.00 0.00 1.00 0.00 54.50 20.50 11.00 0.00 0.00 0.00 87.00
1948 0.00 0.00 0.00 0.00 0.00 1.00 31.00 33.00 17.50 0.00 0.00 0.00 82.50
1949 0.00 0.00 0.00 0.00 a 0.00 0.50 37.50 38.00 1.55 a 0.00 0.00 0.00 77.55
1950 0.00 0.00 a 0.00 0.00 0.00 19.50 38.00 39.00 17.50 0.00 0.00 0.00 114.00
1951 0.00 0.00 0.00 0.00 0.00 10.50 96.50 35.65 a 0.00 0.00 0.00 0.00 142.65
1952 0.00 0.00 0.00 0.00 0.00 0.00 44.00 53.50 4.00 0.00 0.00 0.00 101.50
1953 0.00 0.00 0.00 0.00 0.00 4.50 99.50 17.00 0.00 0.00 0.00 0.00 121.00
1954 0.00 0.00 0.00 0.00 0.00 34.00 113.00 39.00 1.00 0.00 0.00 0.00 a 187.00
1955 0.00 0.00 a 0.00 0.00 0.00 z 16.50 59.00 81.00 30.50 0.00 0.00 0.00 187.00
1956 0.00 a 0.00 0.00 0.00 0.00 a 25.00 58.50 16.50 9.50 0.00 0.00 a 0.00 109.50
1957 0.00 b 0.00 0.00 0.00 0.00 32.50 53.50 56.50 4.50 0.00 0.00 0.00 147.00
1958 0.00 0.00 0.00 0.00 0.00 14.50 52.50 133.00 4.00 0.00 0.00 0.00 204.00
1959 0.00 0.00 0.00 a 0.00 0.00 17.59 a 151.00 23.00 0.00 0.00 0.00 0.00 191.59
1960 0.00 0.00 0.00 0.00 0.00 18.50 123.50 107.50 11.00 0.00 0.00 0.00 260.50
1961 0.00 0.00 0.00 0.00 0.00 72.50 151.50 56.00 0.00 0.00 0.00 0.00 280.00
1962 0.00 0.00 0.00 0.00 0.00 8.50 26.50 58.00 7.00 0.00 0.00 0.00 100.00
1963 0.00 0.00 0.00 0.00 0.00 0.00 75.00 35.65 a 0.00 0.00 0.00 0.00 110.65
1964 0.00 0.00 0.00 0.00 0.00 7.50 105.00 48.50 0.00 0.00 0.00 0.00 161.00
1965 0.00 0.00 0.00 0.00 0.00 0.00 19.50 28.00 0.00 0.00 0.00 0.00 47.50
1966 0.00 0.00 0.00 0.00 0.00 12.00 70.00 76.50 0.00 0.00 0.00 0.00 158.50
1967 0.00 0.00 0.00 0.00 0.00 0.00 78.50 47.00 1.00 0.00 0.00 0.00 126.50
1968 0.00 0.00 0.00 0.00 0.00 14.50 39.27 a 0.50 0.00 0.00 0.00 0.00 54.27
1969 0.00 0.00 0.00 0.00 0.00 0.00 63.55 a 75.00 0.00 0.00 0.00 0.00 138.55
1970 0.00 0.00 0.00 0.00 0.00 54.50 86.50 73.50 1.00 0.00 0.00 a 0.00 215.50
1971 0.00 0.00 0.00 0.00 0.00 13.00 107.00 61.00 8.50 0.00 0.00 0.00 189.50
1972 0.00 0.00 0.00 0.00 0.00 11.38 a 126.50 61.50 0.00 0.00 0.00 0.00 199.38
1973 0.00 0.00 0.00 0.00 0.00 29.00 55.00 39.00 0.00 0.00 0.00 0.00 123.00
1974 0.00 0.00 0.00 0.00 0.00 a 43.00 i 63.50 33.50 4.00 0.00 a 0.00 0.00 101.00
1975 0.00 0.00 0.00 0.00 0.00 3.00 42.00 28.00 0.00 0.00 0.00 0.00 73.00
1976 0.00 0.00 0.00 0.00 0.00 14.00 82.50 13.50 2.07 a 0.00 a 0.00 0.00 112.07
1977 0.00 0.00 0.00 0.00 0.00 24.50 63.00 45.00 15.00 0.00 0.00 0.00 147.50
1978 0.00 0.00 0.00 0.00 0.00 10.00 100.50 47.50 7.00 0.00 0.00 0.00 165.00
1979 0.00 0.00 0.00 0.00 0.00 17.00 80.60 a 43.50 15.50 0.00 0.00 0.00 156.60
1980 0.00 0.00 0.00 0.00 0.00 10.00 72.00 40.00 0.00 0.00 0.00 0.00 122.00
1981 0.00 b 0.00 0.00 0.00 0.00 a 50.00 101.00 40.50 1.50 0.00 0.00 0.00 193.00
1982 0.00 0.00 0.00 0.00 0.00 2.00 47.50 29.50 5.00 0.00 0.00 0.00 84.00
1983 0.00 0.00 0.00 0.00 2.50 0.50 25.50 36.50 6.50 0.00 0.00 0.00 71.50
1984 0.00 0.00 0.00 z 0.00 0.50 17.50 84.50 36.50 0.50 0.00 0.00 0.00 139.50
1985 0.00 0.00 0.00 0.00 0.00 35.50 111.00 38.00 1.50 0.00 0.00 0.00 186.00
1986 0.00 0.00 0.00 0.00 2.50 10.00 25.00 67.50 1.00 0.00 0.00 0.00 106.00
1987 0.00 0.00 0.00 0.00 0.00 9.50 18.50 18.00 0.00 0.00 0.00 0.00 46.00
1988 0.00 0.00 0.00 0.00 0.00 28.00 81.50 34.00 1.50 0.00 0.00 0.00 145.00
1989 0.00 0.00 0.00 0.00 0.00 9.00 121.00 12.50 0.00 0.00 0.00 0.00 142.50
1990 0.00 0.00 0.00 0.00 0.00 33.50 53.00 15.00 12.00 0.00 0.00 0.00 113.50
1991 0.00 0.00 0.00 0.00 0.00 0.00 81.00 39.00 0.50 0.00 0.00 0.00 120.50
1992 0.00 0.00 0.00 0.00 0.00 1.00 34.00 58.00 0.00 0.00 0.00 0.00 93.00
1993 0.00 0.00 0.00 0.00 0.00 0.00 0.50 10.50 w 0.00 v 0.00 0.00 0.00 0.50
1994 0.00 0.00 0.00 0.00 0.00 51.50 108.50 117.00 0.00 0.00 0.00 0.00 z 277.00
1995 0.00 0.00 0.00 0.00 0.00 2.00 49.00 67.00 31.00 0.00 0.00 0.00 149.00
1996 0.00 0.00 0.00 0.00 0.00 18.50 154.00 97.00 8.50 0.00 0.00 0.00 278.00
1997 0.00 0.00 0.00 0.00 0.50 1.50 42.00 30.50 1.00 0.00 0.00 0.00 75.50
1998 0.00 0.00 0.00 0.00 0.00 2.50 81.00 70.00 1.50 0.00 0.00 0.00 155.00
1999 0.00 0.00 0.00 0.00 0.00 a 6.00 41.33 a 9.50 2.00 0.00 0.00 0.00 a 58.83
2000 0.00 0.00 0.00 0.00 5.50 21.72 a 95.00 i 107.00 7.00 0.00 0.00 0.00 141.22
2001 0.00 0.00 a 0.00 0.00 a 0.50 15.50 63.50 62.50 3.50 0.00 0.00 a 0.00 145.50
2002 0.00 0.00 0.00 0.00 8.50 42.00 198.00 83.50 9.50 0.00 0.00 0.00 341.50
2003 0.00 0.00 0.00 0.00 16.50 14.00 207.00 87.50 7.00 0.00 0.00 0.00 332.00
2004 0.00 0.00 0.00 0.00 0.00 9.50 84.50 56.50 2.00 0.00 0.00 0.00 152.50
2005 0.00 0.00 0.00 0.00 0.00 3.00 147.50 12.50 0.00 0.00 0.00 0.00 163.00
2006 0.00 0.00 0.00 0.00 0.00 50.00 143.00 50.50 0.00 0.00 0.00 0.00 243.50
2007 0.00 0.00 0.00 0.00 0.00 40.00 219.50 98.50 22.00 0.00 0.00 0.00 380.00
2008 0.00 a 0.00 0.00 0.00 0.00 20.00 117.50 91.00 0.00 0.00 0.00 z 0.00 228.50
2009 0.00 0.00 0.00 0.00 2.00 11.50 121.50 80.50 4.00 0.00 0.00 0.00 219.50
2010 0.00 z 0.00 0.00 0.00 0.00 30.00 150.00 67.50 7.50 0.00 0.00 0.00 255.00
2011 0.00 0.00 0.00 0.00 0.00 11.50 75.95 a 113.50 1.00 0.00 0.00 0.00 201.95
2012 0.00 0.00 0.00 0.00 4.00 40.00 102.00 82.67 a 3.50 0.00 0.00 0.00 232.17
2013 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 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.00 0.59 16.05 71.09 42.63 4.02 0.00 0.00 0.00 133.05
S.D. 0.00 0.00 0.00 0.00 2.22 16.44 44.42 29.99 6.93 0.00 0.00 0.00 72.13
SKEW 0.00 0.00 0.00 0.00 5.16 1.23 1.05 0.75 2.68 0.00 0.00 0.00 1.08
MAX 0.00 0.00 0.00 0.00 16.50 72.50 219.50 133.00 36.50 0.00 0.00 0.00 380.00
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.50 0.00 0.00 0.00 0.00 0.00 14.00
NO YRS 97 97 96 97 96 97 96 97 97 98 97 95 84