IDAHO CITY, IDAHO

Monthly Total Cooling Degree Days

(104442)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 0.00 0.00 0.00 0.00 27.50 186.50 114.00 33.00 0.00 0.00 0.00 361.00
1932 0.00 0.00 0.00 0.00 0.00 46.50 68.50 37.50 4.00 0.00 0.00 0.00 156.50
1933 0.00 0.00 0.00 0.00 0.00 37.50 141.50 90.50 2.50 0.00 0.00 0.00 272.00
1934 0.00 0.00 0.00 0.00 10.00 16.00 162.50 106.50 16.50 0.00 0.00 0.00 311.50
1935 0.00 0.00 0.00 0.00 0.00 3.00 110.50 58.00 2.00 0.00 0.00 0.00 173.50
1936 0.00 0.00 0.00 0.00 5.50 53.50 192.50 117.00 0.00 0.00 0.00 0.00 368.50
1937 0.00 0.00 0.00 0.00 0.00 14.00 122.50 48.00 24.00 0.00 0.00 0.00 208.50
1938 0.00 0.00 0.00 0.00 0.50 11.00 87.50 52.70 a 26.50 0.00 0.00 0.00 178.20
1939 0.00 0.00 0.00 0.00 4.00 16.00 144.00 129.50 8.00 0.00 0.00 0.00 301.50
1940 0.00 0.00 0.00 0.00 2.50 83.50 120.00 106.00 43.00 0.00 0.00 0.00 355.00
1941 0.00 b 0.00 0.00 0.00 0.00 2.50 99.50 68.50 0.00 0.00 0.00 0.00 170.50
1942 0.00 0.00 0.00 0.00 2.00 1.50 118.46 c 112.24 b 10.50 0.00 0.00 0.00 244.71
1943 0.00 k 0.00 d 0.00 0.00 0.00 4.00 102.00 45.00 3.00 0.00 0.00 0.00 154.00
1944 0.00 0.00 0.00 0.00 1.50 9.00 57.00 14.00 7.00 0.00 0.00 0.00 88.50
1945 0.00 0.00 0.00 0.00 0.00 10.00 94.00 76.00 19.00 0.00 0.00 0.00 199.00
1946 0.00 0.00 a 0.00 a 0.00 b 0.00 a 4.66 a 131.00 84.00 6.50 1.55 a 0.00 b 0.00 227.71
1947 0.00 0.00 0.00 0.00 3.00 0.50 61.50 43.50 2.50 0.00 0.00 0.00 111.00
1948 0.00 0.00 0.00 0.00 16.50 18.50 29.00 25.50 0.00 0.00 a 0.00 0.00 89.50
1949 0.00 0.00 0.00 0.00 c 1.00 8.00 73.22 b 69.50 2.50 0.00 0.00 0.00 154.22
1950 0.00 0.00 0.00 0.00 0.00 6.50 50.50 36.00 35.50 0.00 0.00 0.00 128.50
1951 0.00 0.00 0.00 0.00 0.00 1.00 98.50 44.50 0.00 0.00 0.00 0.00 144.00
1952 0.00 a 0.00 0.00 0.00 0.00 3.00 50.50 39.00 0.00 0.00 0.00 0.00 92.50
1953 0.00 0.00 0.00 0.00 0.00 0.00 70.00 58.50 7.00 0.00 0.00 0.00 135.50
1954 0.00 0.00 0.00 0.00 2.00 7.76 a 92.50 15.00 1.00 0.00 0.00 0.00 118.26
1955 0.00 0.00 0.00 0.00 0.00 5.00 78.50 29.50 11.50 0.00 0.00 a 0.00 124.50
1956 0.00 0.00 0.00 0.00 0.00 2.00 61.00 14.50 0.00 0.00 z 0.00 z 0.00 77.50
1957 0.00 0.00 0.00 0.00 0.00 21.21 a 64.00 24.00 0.50 0.00 0.00 0.00 109.71
1958 0.00 0.00 0.00 0.00 11.00 15.50 58.50 113.50 8.00 0.00 0.00 0.00 206.50
1959 0.00 0.00 0.00 0.00 3.50 33.00 139.50 17.50 15.00 0.00 0.00 0.00 208.50
1960 0.00 0.00 0.00 0.00 0.00 6.00 198.00 48.50 8.00 0.00 0.00 0.00 260.50
1961 0.00 0.00 0.00 0.00 1.00 71.00 109.50 183.00 0.00 0.00 0.00 0.00 364.50
1962 0.00 0.00 0.00 0.00 0.00 10.00 58.50 32.50 0.00 0.00 0.00 0.00 101.00
1963 0.00 0.00 0.00 0.00 0.00 5.00 11.50 66.00 25.50 5.00 0.00 0.00 113.00
1964 0.00 0.00 0.00 0.00 0.00 5.00 87.50 36.00 0.00 0.00 0.00 0.00 128.50
1965 0.00 0.00 0.00 0.00 0.00 8.00 51.50 56.00 0.00 0.00 0.00 0.00 a 115.50
1966 0.00 0.00 0.00 0.00 2.50 9.50 61.50 89.00 17.00 0.00 0.00 0.00 179.50
1967 0.00 0.00 0.00 0.00 0.00 9.00 127.00 163.50 30.50 0.00 0.00 0.00 330.00
1968 0.00 0.00 0.00 0.00 0.00 12.50 120.00 38.50 6.50 0.00 0.00 0.00 177.50
1969 0.00 0.00 0.00 0.00 0.00 11.50 69.00 91.50 9.00 0.00 0.00 0.00 181.00
1970 0.00 0.00 0.00 0.00 0.00 47.00 91.00 90.50 1.50 0.00 0.00 0.00 230.00
1971 0.00 0.00 0.00 0.00 0.00 4.50 96.00 159.00 1.00 0.00 a 0.00 0.00 260.50
1972 0.00 0.00 0.00 0.00 1.00 7.00 40.00 82.50 1.00 0.00 a 0.00 0.00 131.50
1973 0.00 0.00 0.00 0.00 0.00 35.50 118.00 63.00 2.00 0.00 0.00 0.00 218.50
1974 0.00 0.00 0.00 0.00 0.00 64.00 82.50 42.00 0.00 0.00 0.00 0.00 188.50
1975 0.00 0.00 0.00 0.00 0.00 0.00 159.00 19.00 0.00 0.00 0.00 0.00 178.00
1976 0.00 0.00 0.00 0.00 0.00 9.00 92.50 11.50 17.00 0.00 0.00 0.00 130.00
1977 0.00 0.00 0.00 0.00 0.00 27.50 70.50 90.42 a 6.00 0.00 0.00 0.00 194.42
1978 0.00 0.00 0.00 0.00 0.00 1.00 76.00 66.00 20.50 0.00 0.00 0.00 163.50
1979 0.00 0.00 0.00 0.00 1.00 26.50 101.50 65.50 7.24 a 0.00 0.00 0.00 201.74
1980 0.00 0.00 0.00 0.00 2.50 5.50 72.50 0.00 z 11.50 0.00 0.00 0.00 92.00
1981 0.00 0.00 0.00 0.00 0.00 17.00 53.00 143.00 34.00 0.00 0.00 b 0.00 247.00
1982 0.00 0.00 0.00 0.00 0.50 25.50 73.50 102.00 3.50 0.00 0.00 0.00 205.00
1983 0.00 0.00 0.00 0.00 10.50 1.50 49.50 148.50 1.50 0.00 0.00 0.00 211.50
1984 0.00 0.00 0.00 0.00 4.00 22.50 96.50 116.00 0.00 0.00 0.00 0.00 239.00
1985 0.00 0.00 0.00 a 0.00 b 0.00 a 12.93 a 187.00 17.00 0.00 0.00 0.00 0.00 216.93
1986 0.00 0.00 0.00 0.00 27.00 62.50 25.50 114.50 5.50 0.00 0.00 0.00 235.00
1987 0.00 0.00 0.00 0.00 1.00 38.50 60.50 26.00 14.50 0.00 0.00 0.00 140.50
1988 0.00 0.00 0.00 0.00 1.00 87.50 116.00 40.00 17.50 0.00 0.00 0.00 262.00
1989 0.00 0.00 0.00 0.00 0.00 13.00 114.00 38.00 0.00 0.00 0.00 0.00 165.00
1990 0.00 0.00 0.00 0.00 0.00 22.50 111.00 100.00 20.50 0.00 0.00 0.00 254.00
1991 0.00 0.00 0.00 0.00 0.00 0.00 81.50 108.50 11.00 0.00 0.00 0.00 201.00
1992 0.00 0.00 0.00 0.00 0.50 44.00 39.00 119.00 0.00 1.00 0.00 0.00 203.50
1993 0.00 0.00 0.00 0.00 2.00 15.00 3.50 20.00 0.50 0.00 0.00 0.00 41.00
1994 0.00 0.00 0.00 0.00 1.50 36.00 154.00 113.00 0.00 0.00 0.00 0.00 304.50
1995 0.00 0.00 0.00 0.00 0.00 5.50 49.60 a 41.50 13.00 0.00 0.00 0.00 109.60
1996 0.00 0.00 0.00 0.00 0.00 10.50 111.00 88.00 3.62 a 0.00 0.00 0.00 213.12
1997 0.00 0.00 0.00 0.00 1.50 3.00 50.50 44.00 15.00 0.00 0.00 0.00 114.00
1998 0.00 0.00 0.00 0.00 0.00 0.00 156.50 101.50 54.00 0.00 0.00 0.00 312.00
1999 0.00 0.00 0.00 0.00 0.00 22.24 a 64.00 80.37 d 0.00 a 0.00 a 0.00 0.00 166.61
2000 0.00 0.00 0.00 a 0.00 0.00 3.21 b 99.20 a 96.50 8.50 0.00 0.00 0.00 207.41
2001 0.00 0.00 0.00 0.00 a 10.50 16.03 a 107.39 c 127.88 c 11.00 0.00 b 0.00 0.00 272.80
2002 0.00 0.00 0.00 0.00 4.13 a 56.50 186.52 a 13.90 b 4.00 0.00 0.00 0.00 265.05
2003 0.00 0.00 a 0.00 0.00 21.00 19.50 182.50 107.50 11.00 k 0.00 k 0.00 e 0.00 330.50
2004 0.00 0.00 0.00 0.00 0.00 29.00 87.00 79.00 3.50 f 0.00 0.00 0.00 195.00
2005 0.00 z 0.00 0.00 0.00 d 0.00 4.00 89.50 76.50 0.50 0.00 0.00 0.00 170.50
2006 0.00 0.00 0.00 c 0.00 m 9.41 c 17.88 d 74.00 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 27.30
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.00 2.18 18.72 94.76 72.24 9.20 0.10 0.00 0.00 198.17
S.D. 0.00 0.00 0.00 0.00 4.84 20.11 43.99 41.32 11.49 0.62 0.00 0.00 74.68
SKEW 0.00 0.00 0.00 0.00 3.22 1.63 0.51 0.45 1.69 7.13 0.00 0.00 0.43
MAX 0.00 0.00 0.00 0.00 27.00 87.50 198.00 183.00 54.00 5.00 0.00 0.00 368.50
MIN 0.00 0.00 0.00 0.00 0.00 0.00 3.50 11.50 0.00 0.00 0.00 0.00 41.00
NO YRS 74 76 76 75 76 76 75 74 73 73 74 75 69