BOISE WSFO AIRPORT, IDAHO

Monthly Total Cooling Degree Days

(101022)

Base Temperature = 65 F

File last updated on Apr 4, 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
1940 0.00 0.00 0.00 0.00 40.50 192.50 308.00 284.50 97.00 0.00 0.00 0.00 922.50
1941 0.00 0.00 0.00 0.00 31.50 59.50 324.00 209.50 10.00 0.00 0.00 0.00 634.50
1942 0.00 0.00 0.00 3.50 7.50 22.50 332.50 282.00 50.50 10.50 0.00 0.00 709.00
1943 0.00 0.00 0.00 3.50 3.00 36.00 271.00 203.00 85.00 25.00 0.00 0.00 626.50
1944 0.00 0.00 0.00 0.00 23.50 40.00 233.00 178.00 90.50 5.00 0.00 0.00 570.00
1945 0.00 0.00 0.00 1.00 4.50 54.50 306.00 276.50 75.00 1.00 0.00 0.00 718.50
1946 0.00 0.00 0.00 8.00 3.00 69.50 309.00 260.50 45.50 0.00 0.00 0.00 695.50
1947 0.00 0.00 0.00 0.00 58.50 30.00 312.50 233.00 73.00 10.00 0.00 0.00 717.00
1948 0.00 0.00 0.00 0.00 31.50 90.00 172.50 183.00 62.50 1.00 0.00 0.00 540.50
1949 0.00 0.00 0.00 0.00 62.50 91.50 294.50 269.00 109.00 0.00 0.00 0.00 826.50
1950 0.00 0.00 0.00 0.00 0.00 76.00 266.50 246.00 90.50 12.50 0.00 0.00 691.50
1951 0.00 0.00 0.00 0.00 7.00 32.50 332.00 247.50 52.50 2.00 0.00 0.00 673.50
1952 0.00 0.00 0.00 7.00 9.50 66.50 277.00 251.50 76.00 1.00 0.00 0.00 688.50
1953 0.00 0.00 0.00 0.00 4.00 6.50 282.50 217.00 111.00 3.00 0.00 0.00 624.00
1954 0.00 0.00 0.00 0.00 50.00 68.50 333.50 142.00 45.50 0.00 0.00 0.00 639.50
1955 0.00 0.00 0.00 0.00 6.50 120.50 240.50 297.50 118.50 6.50 0.00 0.00 790.00
1956 0.00 0.00 0.00 0.00 58.00 82.50 326.00 179.50 74.00 1.00 0.00 0.00 721.00
1957 0.00 0.00 0.00 1.50 18.00 113.00 257.50 182.50 86.50 0.00 0.00 0.00 659.00
1958 0.00 0.00 0.00 0.00 101.50 104.50 282.50 339.50 58.00 4.00 0.00 0.00 890.00
1959 0.00 0.00 0.00 0.00 11.00 154.00 354.00 171.50 61.00 0.00 0.00 0.00 751.50
1960 0.00 0.00 0.00 0.00 8.50 141.50 485.50 192.00 95.00 3.50 0.00 0.00 926.00
1961 0.00 0.00 0.00 0.00 18.50 250.00 348.50 397.00 10.50 0.00 0.00 0.00 1024.50
1962 0.00 0.00 0.00 6.00 0.00 101.00 232.00 210.50 62.50 4.00 0.00 0.00 616.00
1963 0.00 0.00 0.00 0.00 39.50 94.00 225.50 263.50 200.50 34.00 0.00 0.00 857.00
1964 0.00 0.00 0.00 0.00 19.00 55.50 305.50 192.50 8.50 0.00 0.00 0.00 581.00
1965 0.00 0.00 0.00 0.00 12.00 73.50 265.00 221.50 1.50 6.50 0.00 0.00 580.00
1966 0.00 0.00 0.00 0.00 65.00 100.00 263.00 237.00 105.00 0.00 0.00 0.00 770.00
1967 0.00 0.00 0.00 0.00 22.00 115.00 416.50 404.00 159.50 0.00 0.00 0.00 1117.00
1968 0.00 0.00 0.00 2.50 17.00 144.50 381.50 177.00 62.00 0.00 0.00 0.00 784.50
1969 0.00 0.00 0.00 0.00 29.50 115.50 250.00 244.00 70.50 0.00 0.00 0.00 709.50
1970 0.00 0.00 0.00 0.00 21.50 196.00 349.50 333.00 28.00 0.00 0.00 0.00 928.00
1971 0.00 0.00 0.00 0.00 28.00 76.50 312.00 427.00 38.50 1.50 0.00 0.00 883.50
1972 0.00 0.00 0.00 0.00 60.50 124.00 274.50 295.00 37.00 0.00 0.00 0.00 791.00
1973 0.00 0.00 0.00 0.00 48.00 172.50 331.50 261.00 48.50 1.00 0.00 0.00 862.50
1974 0.00 0.00 0.00 0.00 12.50 245.50 282.50 219.50 65.50 0.00 0.00 0.00 825.50
1975 0.00 0.00 0.00 0.00 9.00 60.50 420.00 178.00 92.00 10.50 0.00 0.00 770.00
1976 0.00 0.00 0.00 0.00 17.00 63.50 254.50 124.00 52.00 1.50 0.00 0.00 512.50
1977 0.00 0.00 0.00 18.50 10.00 164.00 249.00 300.00 59.00 0.00 0.00 0.00 800.50
1978 0.00 0.00 0.50 0.00 5.50 60.00 248.50 192.00 69.50 0.00 0.00 0.00 576.00
1979 0.00 0.00 0.00 0.00 24.00 125.00 286.50 193.00 98.50 2.50 0.00 0.00 729.50
1980 0.00 0.00 0.00 2.50 24.00 64.00 244.00 110.00 35.50 2.00 0.00 0.00 482.00
1981 0.00 0.00 0.00 0.50 2.50 49.50 200.00 289.00 98.00 0.00 0.00 0.00 639.50
1982 0.00 0.00 0.00 0.00 2.00 111.00 189.00 239.50 48.50 0.00 0.00 0.00 590.00
1983 0.00 0.00 0.00 0.00 52.00 48.50 174.00 307.50 24.50 0.00 0.00 0.00 606.50
1984 0.00 0.00 0.00 0.00 18.00 66.50 284.50 332.00 60.00 2.00 0.00 0.00 763.00
1985 0.00 0.00 0.00 1.50 27.00 121.00 394.00 158.50 3.50 0.00 0.00 0.00 705.50
1986 0.00 0.00 0.00 1.00 100.50 227.00 179.50 340.50 35.50 0.00 0.00 0.00 884.00
1987 0.00 0.00 0.00 22.50 60.00 197.00 217.50 176.00 106.50 0.00 0.00 0.00 779.50
1988 0.00 0.00 0.00 0.00 43.50 233.00 302.00 208.50 64.50 23.00 0.00 0.00 874.50
1989 0.00 0.00 0.00 6.00 14.00 135.50 370.00 184.50 52.00 0.00 0.00 0.00 762.00
1990 0.00 0.00 0.00 3.00 4.50 141.50 351.50 288.00 175.00 5.50 0.00 0.00 969.00
1991 0.00 0.00 0.00 0.00 0.00 34.50 331.50 358.50 80.50 5.50 0.00 0.00 810.50
1992 0.00 0.00 0.00 10.50 71.00 199.50 203.50 315.50 73.50 19.50 0.00 0.00 893.00
1993 0.00 0.00 0.00 0.00 83.00 66.00 57.50 158.00 69.00 7.00 0.00 0.00 440.50
1994 0.00 0.00 0.00 14.00 28.00 152.00 380.00 345.50 90.50 0.00 0.00 0.00 1010.00
1995 0.00 0.00 0.00 0.00 11.00 80.00 264.50 216.50 112.00 0.00 0.00 0.00 684.00
1996 0.00 0.00 0.00 0.00 4.00 107.50 365.00 308.50 70.00 20.00 0.00 0.00 875.00
1997 0.00 0.00 0.00 0.00 68.50 74.00 258.00 326.50 145.00 13.00 0.00 0.00 885.00
1998 0.00 0.00 0.00 4.00 8.00 39.00 440.50 363.00 195.50 3.00 0.00 0.00 1053.00
1999 0.00 0.00 0.00 0.00 30.50 137.00 277.00 327.50 75.50 1.00 0.00 0.00 848.50
2000 0.00 0.00 0.00 3.00 19.50 151.00 346.50 337.00 71.00 1.50 0.00 0.00 929.50
2001 0.00 0.00 0.00 3.50 83.00 142.00 295.50 424.50 125.00 6.50 0.00 0.00 1080.00
2002 0.00 0.00 0.00 0.00 58.00 203.00 453.50 187.00 102.50 0.00 0.00 0.00 1004.00
2003 0.00 0.00 0.00 0.00 73.00 167.50 481.50 382.50 125.00 46.50 0.00 0.00 1276.00
2004 0.00 0.00 0.00 0.00 17.50 176.50 402.00 317.50 58.00 5.00 0.00 0.00 976.50
2005 0.00 0.00 0.00 0.00 17.50 86.50 412.50 367.00 59.50 1.50 0.00 0.00 944.50
2006 0.00 0.00 0.00 0.00 70.50 189.50 511.00 289.00 120.50 0.00 0.00 0.00 1180.50
2007 0.00 0.00 0.00 4.00 66.50 206.00 560.00 325.50 96.50 1.00 0.00 0.00 1259.50
2008 0.00 0.00 0.00 0.00 44.00 164.00 392.00 346.00 82.00 14.00 0.00 0.00 1042.00
2009 0.00 0.00 0.00 6.00 85.50 109.50 419.00 330.00 208.50 0.00 0.00 0.00 1158.50
2010 0.00 0.00 0.00 1.00 9.00 93.00 338.00 296.50 125.50 27.50 0.00 0.00 890.50
2011 0.00 0.00 0.00 0.00 8.50 72.00 327.50 415.50 203.00 22.00 0.00 0.00 1048.50
2012 0.00 0.00 0.00 25.00 32.00 136.00 504.50 418.50 127.00 1.00 0.00 0.00 1244.00
2013 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 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.01 2.18 30.62 111.90 314.02 267.19 81.57 5.14 0.00 0.00 812.64
S.D. 0.00 0.00 0.06 4.94 26.84 58.52 88.52 78.89 45.55 8.97 0.00 0.00 189.53
SKEW 0.00 0.00 8.43 3.10 0.90 0.50 0.32 0.18 0.88 2.47 0.00 0.00 0.46
MAX 0.00 0.00 0.50 25.00 101.50 250.00 560.00 427.00 208.50 46.50 0.00 0.00 1276.00
MIN 0.00 0.00 0.00 0.00 0.00 6.50 57.50 110.00 1.50 0.00 0.00 0.00 440.50
NO YRS 74 74 74 73 73 73 73 73 73 73 73 73 73