JORDAN, MONTANA

Monthly Total Cooling Degree Days

(244522)

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
1905 0.00 i 0.00 0.00 0.00 z 0.00 20.00 91.00 181.50 0.00 z 23.50 q 0.00 0.00 b 292.50
1906 0.00 0.00 0.00 3.00 14.00 17.68 b 112.50 37.72 a 30.50 0.00 a 0.00 0.00 215.40
1907 0.00 0.00 0.00 a 0.00 0.00 6.50 70.50 f 0.00 z 0.00 j 0.00 0.00 0.00 6.50
1908 0.00 0.00 0.00 0.00 z 0.00 3.33 c 241.00 98.00 49.50 0.00 0.00 b 0.00 391.83
1909 0.00 0.00 a 0.00 z 0.00 0.00 z 41.50 193.00 217.50 41.50 0.00 a 0.00 0.00 493.50
1910 0.00 0.00 0.00 0.50 0.00 242.50 353.50 0.00 z 0.00 z 11.50 0.00 0.00 608.00
1911 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 b 0.00 e 0.00
1912 0.00 b 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 d 0.00 0.00 0.00 z 0.00
1913 0.00 0.00 0.00 c 0.00 a 32.19 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 32.19
1914 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
1915 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
1916 0.00 z 0.00 z 0.00 m 0.50 j 5.50 14.50 f 355.50 69.00 u 0.00 u 0.00 0.00 0.00 b 361.00
1917 0.00 0.00 a 0.00 0.00 8.78 a 32.68 b 337.50 138.00 23.50 6.95 b 0.00 b 0.00 547.41
1918 0.00 b 0.00 0.00 c 0.00 b 7.00 191.38 a 191.34 b 92.00 0.00 z 2.50 0.00 b 0.00 b 484.22
1919 0.00 0.00 0.00 0.00 a 31.60 e 229.66 a 284.34 b 180.26 d 30.00 a 0.00 f 0.00 0.00 a 755.86
1920 0.00 0.00 0.00 m 0.00 a 5.17 d 25.20 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 30.37
1921 0.00 z 0.00 z 0.00 z 0.00 a 1.00 158.50 227.00 192.00 0.00 z 0.00 z 0.00 z 0.00 z 578.50
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 338.00 288.00 25.50 0.00 a 0.00 0.00 651.50
1931 0.00 a 0.00 0.00 0.00 30.00 173.50 260.00 209.00 65.50 0.00 0.00 0.00 738.00
1932 0.00 0.00 0.00 0.00 10.00 84.00 228.50 205.50 10.50 0.00 0.00 0.00 538.50
1933 0.00 0.00 0.00 0.00 8.00 212.50 333.50 189.00 20.00 0.00 0.00 0.00 763.00
1934 0.00 0.00 0.00 0.00 113.50 64.00 334.00 202.50 16.00 1.50 0.00 0.00 731.50
1935 0.00 a 0.00 0.00 0.00 0.00 68.00 330.50 171.50 25.00 0.00 0.00 0.00 595.00
1936 0.00 0.00 0.00 0.00 100.50 242.00 550.50 238.50 73.00 0.00 0.00 0.00 1204.50
1937 0.00 0.00 0.00 0.00 14.00 122.00 308.50 235.50 63.50 0.00 0.00 0.00 743.50
1938 0.00 0.00 0.00 0.00 a 8.50 92.50 200.50 250.00 59.50 0.00 0.00 0.00 611.00
1939 0.00 0.00 0.00 14.00 49.00 39.50 379.00 238.00 67.00 0.00 0.00 0.00 786.50
1940 0.00 0.00 0.00 0.00 7.00 75.50 266.00 194.86 c 51.21 a 0.00 a 0.00 0.00 594.56
1941 0.00 0.00 0.00 0.00 36.00 111.00 332.00 274.50 9.00 0.00 0.00 0.00 762.50
1942 0.00 0.00 0.00 5.50 7.00 7.50 205.00 170.50 47.00 0.00 c 0.00 0.00 a 442.50
1943 0.00 0.00 0.00 1.00 7.00 19.00 214.50 182.50 10.00 0.00 0.00 0.00 434.00
1944 0.00 0.00 0.00 0.00 36.50 19.00 109.00 84.50 7.50 0.00 0.00 0.00 256.50
1945 0.00 0.00 0.00 0.00 0.00 42.50 283.00 168.50 43.00 0.00 0.00 0.00 537.00
1946 0.00 0.00 0.00 4.00 11.50 41.00 283.50 115.50 11.00 0.00 0.00 0.00 466.50
1947 0.00 0.00 0.00 0.00 0.00 18.50 386.50 263.00 53.50 0.00 0.00 0.00 721.50
1948 0.00 0.00 0.00 0.00 70.50 71.50 197.50 227.50 70.50 0.00 b 0.00 0.00 637.50
1949 0.00 0.00 0.00 0.00 44.00 97.50 223.00 299.00 12.50 0.00 0.00 0.00 676.00
1950 0.00 0.00 l 0.00 i 0.00 1.55 a 43.50 150.00 115.50 69.83 a 0.00 0.00 0.00 380.38
1951 0.00 0.00 0.00 1.00 18.50 20.00 255.00 115.00 4.50 0.00 0.00 0.00 414.00
1952 0.00 0.00 0.00 12.00 3.50 78.50 159.50 162.50 32.50 0.00 0.00 0.00 448.50
1953 0.00 0.00 0.00 0.00 0.50 75.50 205.00 170.00 22.00 3.50 0.00 0.00 476.50
1954 0.00 0.00 0.00 0.00 17.00 26.00 296.50 119.00 3.50 0.00 a 0.00 0.00 462.00
1955 0.00 0.00 0.00 0.00 0.00 43.00 236.00 228.50 41.00 0.00 0.00 0.00 548.50
1956 0.00 0.00 0.00 0.00 15.50 181.00 183.00 161.00 12.50 0.00 0.00 0.00 553.00
1957 0.00 0.00 0.00 0.00 a 7.50 53.50 324.50 201.00 15.00 0.00 0.00 0.00 601.50
1958 0.00 0.00 0.00 0.00 50.00 29.00 100.00 233.50 44.00 0.00 0.00 0.00 456.50
1959 0.00 0.00 0.00 0.00 0.00 118.00 217.50 165.50 30.00 0.00 0.00 0.00 531.00
1960 0.00 0.00 0.00 0.00 26.50 61.00 368.00 168.00 60.50 0.00 0.00 0.00 684.00
1961 0.00 0.00 d 0.00 0.00 18.50 235.50 267.00 310.50 13.00 0.00 0.00 0.00 844.50
1962 0.00 0.00 0.00 1.50 0.00 63.00 109.00 154.50 1.50 0.00 0.00 0.00 329.50
1963 0.00 0.00 0.00 0.00 4.00 44.50 242.00 173.50 78.00 4.00 0.00 0.00 546.00
1964 0.00 0.00 0.00 0.00 18.00 59.00 301.00 157.00 4.50 0.00 0.00 0.00 539.50
1965 0.00 0.00 0.00 0.00 0.00 40.00 190.50 148.80 a 0.50 0.00 0.00 0.00 379.80
1966 0.00 0.00 0.00 0.00 34.50 69.00 275.00 129.50 62.00 0.00 0.00 0.00 570.00
1967 0.00 0.00 c 0.00 0.00 6.00 32.00 227.50 193.50 62.00 0.00 0.00 0.00 521.00
1968 0.00 0.00 0.00 0.00 3.50 58.50 212.00 116.50 25.00 0.00 0.00 0.00 415.50
1969 0.00 0.00 0.00 0.00 33.50 51.00 141.50 283.00 52.00 0.00 0.00 0.00 561.00
1970 0.00 0.00 0.00 0.00 0.00 127.00 237.00 257.50 53.50 0.00 0.00 0.00 675.00
1971 0.00 0.00 0.00 0.00 10.00 79.50 167.00 364.00 24.50 0.00 0.00 0.00 645.00
1972 0.00 0.00 0.00 0.00 15.00 100.50 103.50 197.00 3.50 0.00 0.00 0.00 419.50
1973 0.00 0.00 0.00 0.00 9.00 97.50 191.00 250.50 7.50 0.00 b 0.00 0.00 555.50
1974 0.00 0.00 0.00 g 3.00 0.00 147.00 288.50 67.50 8.50 0.00 0.00 0.00 514.50
1975 0.00 0.00 0.00 0.00 8.00 34.00 279.50 81.50 5.00 2.50 0.00 0.00 410.50
1976 0.00 0.00 0.00 0.00 9.50 64.00 266.00 203.50 48.00 0.00 a 0.00 0.00 591.00
1977 0.00 0.00 0.00 3.00 37.00 143.50 231.50 73.00 20.50 0.00 h 0.00 l 0.00 e 508.50
1978 0.00 0.00 0.00 0.00 16.50 60.50 135.50 138.50 62.00 0.00 i 0.00 0.00 413.00
1979 0.00 0.00 0.00 0.00 12.00 59.50 249.07 b 175.00 49.00 0.00 0.00 0.00 b 544.57
1980 0.00 0.00 0.00 z 2.00 f 52.00 g 104.00 268.50 78.10 e 22.50 4.50 0.00 0.00 477.60
1981 0.00 0.00 0.00 0.00 a 6.00 g 36.00 232.00 236.50 52.50 b 0.00 0.00 z 0.00 e 557.00
1982 0.00 0.00 0.00 0.00 n 0.00 50.00 170.00 225.50 36.00 0.00 0.00 0.00 481.50
1983 0.00 0.00 0.00 0.00 5.00 68.50 278.50 386.00 51.00 0.00 0.00 0.00 789.00
1984 0.00 0.00 0.00 w 0.00 38.50 81.50 j 328.00 330.50 30.00 0.00 0.00 0.00 727.00
1985 0.00 0.00 0.00 0.00 43.50 72.00 328.00 128.50 11.00 0.00 0.00 m 0.00 a 583.00
1986 0.00 0.00 0.00 0.00 30.00 190.34 a 160.50 175.50 3.50 0.00 0.00 0.00 559.84
1987 0.00 0.00 0.00 4.50 32.00 136.00 228.00 90.00 22.00 3.00 0.00 0.00 515.50
1988 0.00 0.00 0.00 0.00 76.00 417.50 303.00 239.50 19.50 0.00 0.00 0.00 1055.50
1989 0.00 0.00 0.00 1.50 4.50 73.00 307.50 161.50 18.00 0.00 0.00 0.00 566.00
1990 0.00 0.00 0.00 0.00 8.00 127.50 203.50 245.00 101.50 0.50 0.00 0.00 686.00
1991 0.00 0.00 0.00 0.00 9.50 50.00 228.50 328.50 55.00 0.00 0.00 0.00 671.50
1992 0.00 0.00 0.00 4.50 29.00 120.50 54.50 151.00 11.50 8.00 0.00 0.00 379.00
1993 0.00 0.00 0.00 0.00 18.00 53.50 36.50 91.50 11.50 0.00 0.00 0.00 211.00
1994 0.00 0.00 0.00 0.00 11.50 80.00 210.50 272.50 42.00 0.00 0.00 0.00 616.50
1995 0.00 0.00 0.00 0.00 2.50 133.00 204.00 255.50 51.50 0.50 0.00 0.00 647.00
1996 0.00 0.00 0.00 1.00 0.00 124.00 201.00 271.00 31.50 0.00 0.00 0.00 628.50
1997 0.00 0.00 0.00 0.00 17.50 144.50 247.00 255.00 91.50 10.50 0.00 0.00 766.00
1998 0.00 0.00 0.00 0.00 25.50 32.00 0.00 z 306.38 a 63.50 o 0.00 l 0.00 p 0.00 m 363.88
1999 0.00 p 0.00 j 0.00 k 0.00 o 3.00 n 37.00 h 122.00 m 147.50 j 0.00 o 0.00 p 0.00 o 0.00 t 0.00
2000 0.00 o 0.00 j 0.00 n 0.00 4.50 47.00 282.00 230.50 0.00 z 0.00 0.00 0.00 c 564.00
2001 0.00 0.00 z 0.00 2.50 23.50 73.00 234.50 223.50 39.50 0.00 0.00 0.00 596.50
2002 0.00 0.00 z 0.00 z 0.00 z 13.50 104.00 291.50 73.50 47.00 0.00 0.00 0.00 529.50
2003 0.00 0.00 0.00 0.00 25.00 57.50 300.50 336.50 40.00 0.00 0.00 0.00 759.50
2004 0.00 0.00 0.00 0.00 0.50 22.00 197.00 86.50 0.00 z 0.00 0.00 0.00 306.00
2005 0.00 0.00 0.00 0.00 3.00 79.50 242.50 147.00 32.50 0.50 0.00 0.00 505.00
2006 0.00 0.00 0.00 0.00 32.50 j 96.00 361.50 182.00 14.50 0.50 0.00 0.00 654.50
2007 0.00 0.00 0.00 0.00 10.00 82.50 399.50 182.00 53.00 0.00 z 0.00 c 0.00 a 727.00
2008 0.00 a 0.00 0.00 0.00 z 0.00 z 22.50 190.50 173.50 3.50 4.50 0.00 0.00 f 394.50
2009 0.00 e 0.00 0.00 0.00 2.00 49.50 153.00 85.50 66.00 0.00 0.00 0.00 a 356.00
2010 0.00 0.00 0.00 0.00 b 7.50 40.50 137.00 158.00 8.50 0.00 0.00 0.00 351.50
2011 0.00 o 0.00 s 0.00 n 0.00 e 0.00 k 22.20 e 212.41 d 99.50 j 16.00 l 10.33 a 0.00 0.00 244.94
2012 0.00 z 0.00 0.00 2.00 14.50 117.50 400.50 175.50 15.52 a 0.00 c 0.00 b 0.00 725.52
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 0.00 0.74 16.92 84.51 243.41 190.35 33.49 0.87 0.00 0.00 574.84
S.D. 0.00 0.00 0.00 2.22 21.06 67.08 85.20 73.38 23.76 2.39 0.00 0.00 175.11
SKEW 0.00 0.00 0.00 4.30 2.34 1.96 0.29 0.29 0.52 3.14 0.00 0.00 0.72
MAX 0.00 0.00 0.00 14.00 113.50 417.50 550.50 386.00 101.50 11.50 0.00 0.00 1204.50
MIN 0.00 0.00 0.00 0.00 0.00 3.33 36.50 37.72 0.00 0.00 0.00 0.00 211.00
NO YRS 91 90 84 87 88 91 91 89 84 87 90 91 64