CRESTED BUTTE, COLORADO

Monthly Total Growing Degree Days

(051959)

Base Temperature = 40 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
1909 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
1910 0.00 z 0.00 n 0.00 39.83 a 129.50 345.00 512.53 a 447.00 298.00 51.00 0.00 0.00 1822.86
1911 0.00 0.00 a 0.00 4.00 117.50 331.00 450.02 a 386.50 260.00 23.00 0.00 0.00 a 1572.02
1912 0.00 0.00 0.00 0.00 99.50 253.50 407.00 305.50 f 98.00 j 14.50 0.00 a 0.00 774.50
1913 0.00 0.00 0.00 a 6.50 146.50 265.50 456.50 486.50 190.50 14.00 0.00 0.00 1566.00
1914 0.00 0.00 0.00 2.50 142.00 306.00 463.50 416.50 162.00 11.50 0.00 0.00 1504.00
1915 0.00 0.00 0.00 a 35.00 89.50 261.50 374.50 379.50 232.50 58.50 1.00 0.00 1432.00
1916 0.00 0.00 0.00 10.00 60.50 306.00 488.50 396.00 77.50 2.00 0.00 0.00 1340.50
1917 0.00 0.00 0.00 0.00 0.00 224.50 354.00 357.00 82.76 a 0.00 0.00 0.00 1018.26
1918 0.00 0.00 0.00 0.00 144.00 508.50 553.00 350.00 133.50 0.00 z 0.00 z 0.00 z 1689.00
1919 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 27.50 0.00 0.00 a 27.50
1920 0.00 0.00 0.00 0.00 a 10.85 a 155.00 322.50 232.00 88.00 8.00 0.00 0.00 816.35
1921 0.00 0.00 0.00 12.50 94.55 a 262.00 351.50 332.50 102.50 16.00 0.00 0.00 1171.55
1922 0.00 0.00 0.00 2.00 124.50 267.00 i 500.50 394.50 303.50 109.00 0.00 0.00 c 1434.00
1923 0.00 0.00 0.00 0.00 112.50 270.50 551.50 392.50 87.50 19.00 0.00 0.00 1433.50
1924 0.00 z 0.00 0.00 0.00 94.00 254.50 560.00 358.50 0.00 z 0.00 l 0.00 0.00 1267.00
1925 0.00 0.00 0.00 0.00 a 144.50 359.50 580.73 a 479.00 271.50 0.50 1.00 0.00 1836.73
1926 0.00 0.00 c 0.00 48.00 254.50 465.50 589.00 593.50 334.14 a 0.00 z 0.00 0.00 2284.64
1927 0.00 0.00 0.00 91.00 290.00 518.50 593.50 531.50 219.00 1.50 2.00 0.00 2247.00
1928 0.00 0.00 0.00 54.00 299.00 507.50 598.50 579.00 292.00 0.00 z 0.00 0.00 2330.00
1929 0.00 z 0.00 z 0.00 z 0.00 z 109.50 431.00 622.50 574.00 256.50 44.90 b 0.00 0.00 2038.40
1930 0.00 a 0.00 0.00 a 30.50 180.32 a 464.00 585.50 547.00 278.00 0.50 0.00 0.00 a 2085.82
1931 0.00 0.00 0.00 4.50 122.50 474.50 604.50 603.50 266.50 32.50 0.00 0.00 2108.50
1932 0.00 0.00 0.00 3.50 h 132.50 383.50 565.50 526.00 301.03 a 1.00 0.00 0.00 b 1909.53
1933 0.00 0.00 0.00 0.00 112.00 483.50 405.00 j 538.88 a 347.50 125.50 0.00 a 0.00 1607.38
1934 0.00 0.00 a 0.00 104.50 279.50 309.00 569.50 580.73 a 225.50 81.12 a 0.00 0.00 2149.85
1935 0.00 0.00 0.00 5.50 97.00 390.00 530.10 a 526.00 307.50 53.22 a 0.00 0.00 1909.32
1936 0.00 0.00 0.00 6.50 278.00 426.50 631.00 700.50 343.00 103.50 2.50 0.00 a 2491.50
1937 0.00 a 0.00 0.00 8.00 184.50 344.50 612.50 625.00 302.00 117.00 19.50 0.00 2213.00
1938 0.00 0.00 0.00 32.00 166.50 386.50 492.00 588.50 311.00 50.50 0.00 0.00 2027.00
1939 0.00 0.00 z 0.00 z 15.00 264.50 454.00 616.00 538.50 378.50 0.00 z 2.50 0.00 2269.00
1940 0.00 0.00 0.00 0.00 113.50 410.50 647.00 566.50 352.50 99.00 0.00 0.00 2189.00
1941 0.00 0.00 0.00 8.00 196.00 294.31 a 0.00 z 0.00 z 293.79 a 99.00 8.50 0.00 899.60
1942 0.00 0.00 0.00 a 4.50 128.65 a 324.00 484.50 454.50 270.00 82.00 3.00 0.00 1751.15
1943 0.00 0.00 0.00 57.50 124.50 309.50 547.50 528.50 262.00 61.50 0.00 0.00 1891.00
1944 0.00 0.00 0.00 0.00 132.00 301.00 467.00 461.50 280.00 74.00 0.00 0.00 1715.50
1945 0.00 0.00 a 0.00 0.00 158.50 253.00 515.00 489.50 213.00 81.00 0.00 0.00 1710.00
1946 0.00 0.00 0.00 48.50 86.00 375.00 587.00 534.50 289.00 37.00 0.00 0.00 1957.00
1947 0.00 0.00 0.00 13.00 205.00 269.00 579.00 509.50 324.50 101.50 0.00 0.00 a 2001.50
1948 0.00 0.00 0.00 6.50 186.50 333.50 505.00 453.00 376.50 59.50 0.00 a 0.00 1920.50
1949 0.00 0.00 0.00 32.50 155.00 332.50 546.50 445.50 290.00 69.00 0.00 0.00 1871.00
1950 0.00 0.00 0.00 a 11.40 e 46.50 320.50 457.00 410.50 250.50 140.50 1.00 0.00 1637.90
1951 0.00 a 0.00 a 0.00 8.00 153.50 280.00 560.00 458.50 244.50 31.00 0.00 a 0.00 1735.50
1952 0.00 0.00 0.00 6.35 d 116.25 c 423.46 d 372.00 i 213.50 q 273.00 g 70.86 c 0.50 0.00 617.41
1953 0.00 a 0.00 a 0.00 16.50 114.00 406.03 a 623.50 468.00 300.52 a 86.00 1.00 0.00 a 2015.55
1954 0.00 0.00 0.50 42.50 236.00 370.18 b 649.93 b 519.50 254.50 h 144.00 1.20 e 0.00 a 1963.81
1955 0.00 g 0.00 a 0.00 b 1.55 a 89.50 j 199.50 h 570.50 575.00 323.00 94.50 0.00 0.50 1565.05
1956 0.00 a 0.00 0.00 8.50 235.50 450.50 558.50 429.50 353.00 132.35 e 0.00 0.00 2167.85
1957 0.00 0.00 0.00 0.00 45.00 347.50 561.50 538.00 251.38 a 81.00 0.50 0.00 1824.88
1958 0.00 0.00 0.00 2.00 235.50 441.50 526.00 606.00 341.00 122.00 2.00 0.00 2276.00
1959 0.00 0.00 0.00 15.50 150.00 478.50 551.50 525.50 274.00 38.50 3.50 0.00 2037.00
1960 0.00 0.00 0.00 21.72 a 141.50 416.00 566.50 548.50 368.50 84.50 0.00 0.00 2147.22
1961 0.00 0.00 0.00 10.00 196.00 440.50 563.50 587.00 188.00 69.00 0.00 e 0.00 2054.00
1962 0.00 0.00 0.00 18.50 153.00 346.00 508.00 495.50 309.50 117.50 0.00 z 0.00 1948.00
1963 0.00 0.00 0.00 24.00 239.00 391.50 617.50 562.00 419.00 216.00 5.00 0.00 2474.00
1964 0.00 0.00 0.00 0.50 189.00 360.50 639.50 480.00 292.50 123.50 9.50 0.00 2095.00
1965 0.00 0.00 0.00 11.00 116.50 333.00 560.00 458.50 227.50 135.00 3.50 0.00 1845.00
1966 0.00 0.00 0.00 11.50 242.50 377.00 652.00 552.00 341.50 58.50 0.00 0.00 2235.00
1967 0.00 0.00 4.00 13.00 148.50 308.50 588.50 482.50 295.00 92.00 1.55 a 0.00 1933.55
1968 0.00 0.00 0.00 0.00 105.00 393.00 565.00 443.00 202.00 80.50 0.00 0.00 1788.50
1969 0.00 0.00 0.00 17.50 246.50 289.00 587.00 598.00 315.50 12.00 0.00 0.00 2065.50
1970 0.00 0.00 0.00 0.00 178.00 356.50 576.00 574.50 214.00 42.50 0.00 0.00 1941.50
1971 0.00 0.00 4.00 6.00 89.00 345.00 488.50 504.50 192.50 79.00 0.00 0.00 1708.50
1972 0.00 0.00 0.00 9.50 157.00 398.00 528.50 502.50 250.50 115.50 0.00 0.00 1961.50
1973 0.00 0.00 0.00 3.50 125.50 319.50 471.00 478.50 220.00 28.93 a 1.00 0.00 1647.93
1974 0.00 0.00 0.00 3.00 150.19 b 318.10 a 453.38 c 329.24 b 199.50 56.50 0.00 0.00 1509.91
1975 0.00 0.00 0.00 2.07 a 42.50 200.00 415.92 a 415.50 205.34 a 44.29 c 2.00 0.00 1327.62
1976 0.00 0.00 a 0.00 a 4.00 114.50 286.61 b 553.00 415.00 257.59 a 35.81 b 0.00 0.00 1666.50
1977 0.00 z 0.00 z 0.00 q 18.50 m 146.00 421.00 537.00 495.00 303.10 a 0.00 z 0.50 0.00 1902.60
1978 0.00 0.00 3.50 0.00 z 116.77 a 0.00 z 496.00 437.50 265.00 66.50 0.00 0.00 1385.27
1979 0.00 0.00 0.00 0.00 118.32 a 270.50 0.00 z 90.50 w 276.00 94.50 0.00 0.00 759.32
1980 0.00 a 0.00 a 0.00 2.07 a 52.50 314.00 492.00 410.50 213.00 67.50 1.50 0.00 1553.07
1981 0.00 0.00 0.00 53.50 129.50 384.00 401.50 g 464.00 296.00 40.50 3.00 0.00 1370.50
1982 0.00 0.00 0.00 0.50 94.00 298.50 476.00 522.50 255.00 27.50 0.00 0.00 1674.00
1983 0.00 0.00 0.00 7.50 b 84.00 291.50 544.00 577.00 314.00 46.50 5.50 0.00 1870.00
1984 0.00 0.00 0.00 0.00 168.50 306.50 557.50 531.00 277.00 12.50 0.00 0.00 1853.00
1985 0.00 0.00 0.00 10.00 155.00 363.33 c 488.50 463.00 155.00 14.00 0.00 0.00 1648.83
1986 0.00 0.00 0.00 8.50 109.00 389.50 446.50 474.50 162.00 10.50 0.00 0.00 1600.50
1987 0.00 0.00 0.00 34.00 120.50 363.50 474.00 448.50 198.00 51.50 3.50 0.00 1693.50
1988 0.00 0.00 0.00 12.50 128.50 421.50 524.00 507.00 185.00 40.00 0.50 0.00 1819.00
1989 0.00 a 0.00 0.00 57.50 170.50 330.50 552.00 426.00 242.00 56.00 0.00 0.00 1834.50
1990 0.00 0.00 0.50 24.00 98.50 411.00 516.00 439.50 341.50 36.50 0.00 0.00 1867.50
1991 0.00 0.00 0.00 1.50 143.00 321.50 491.50 482.00 247.00 65.00 0.00 0.00 1751.50
1992 0.00 0.00 0.00 40.50 196.50 312.50 427.00 431.50 226.00 76.00 0.00 0.00 1710.00
1993 0.00 0.00 0.00 5.50 128.00 299.00 454.00 435.00 200.00 46.00 0.00 0.00 1567.50
1994 0.00 0.00 0.00 13.50 165.00 418.00 522.00 549.00 271.00 22.50 4.00 0.00 1965.00
1995 0.00 0.00 0.00 0.00 36.00 271.50 415.00 554.00 284.00 26.00 0.00 0.00 1586.50
1996 0.00 0.00 0.00 9.00 199.50 355.50 563.00 487.50 228.00 77.00 0.00 0.00 1919.50
1997 0.00 0.00 0.00 6.00 155.50 357.50 497.00 458.00 296.00 71.50 0.00 0.00 1841.50
1998 0.00 0.00 3.00 3.50 130.00 259.50 572.50 487.50 365.00 34.00 1.00 0.00 1856.00
1999 0.00 0.00 0.00 5.50 127.00 294.00 557.50 486.00 195.00 33.00 1.00 0.00 1699.00
2000 0.00 0.00 0.00 36.50 210.50 367.00 540.50 556.50 309.50 62.50 0.00 0.00 2083.00
2001 0.00 0.00 0.00 32.00 187.50 375.00 565.00 494.50 283.50 60.50 2.50 0.00 2000.50
2002 0.00 0.00 0.00 34.00 145.50 432.00 598.50 473.50 254.50 14.50 0.00 0.00 1952.50
2003 0.00 0.00 0.00 12.00 192.00 309.50 621.50 536.50 214.00 109.50 6.50 0.00 2001.50
2004 0.00 0.00 0.00 27.00 165.00 334.00 487.50 389.50 216.50 44.50 7.50 0.00 1671.50
2005 0.00 0.00 0.00 3.00 161.00 302.50 557.00 460.50 283.00 62.50 7.00 0.00 1836.50
2006 0.00 0.00 0.00 16.50 188.00 394.50 595.00 496.50 165.00 49.50 0.00 0.00 1905.00
2007 0.00 0.00 1.00 27.50 156.00 366.00 606.50 555.00 295.00 53.50 4.00 0.00 2064.50
2008 0.00 0.00 0.00 2.00 108.50 320.50 549.00 510.00 223.00 62.50 5.50 0.00 1781.00
2009 0.00 0.00 0.00 9.50 0.00 z 294.50 514.50 423.50 271.50 25.00 2.50 0.00 1541.00
2010 0.00 0.00 0.00 9.00 122.50 413.50 631.00 520.00 326.50 109.00 1.50 0.00 2133.00
2011 0.00 0.00 0.00 1.50 91.00 378.00 625.50 591.00 308.00 80.50 0.00 0.00 a 2075.50
2012 0.00 b 0.00 a 4.50 54.00 198.50 506.25 b 637.50 565.00 298.00 62.00 2.00 0.00 2327.75
2013 0.00 0.00 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 0.21 15.41 146.30 353.42 535.45 489.79 260.02 60.54 1.30 0.00 1841.58
S.D. 0.00 0.00 0.84 19.66 59.07 72.17 70.01 75.77 68.58 40.11 2.73 0.05 295.13
SKEW 0.00 0.00 4.13 2.07 0.33 0.17 -0.70 -0.35 -0.58 0.78 3.76 9.95 -0.67
MAX 0.00 0.00 4.50 104.50 299.00 518.50 652.00 700.50 419.00 216.00 19.50 0.50 2491.50
MIN 0.00 0.00 0.00 0.00 0.00 155.00 322.50 232.00 77.50 0.00 0.00 0.00 816.35
NO YRS 98 99 100 98 100 99 97 98 98 97 101 102 81