STEAMBOAT SPRINGS, COLORADO

Monthly Total Growing Degree Days

(057936)

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
1893 0.00 z 0.00 0.00 67.00 222.50 483.00 657.72 a 612.00 399.00 195.00 3.00 0.00 a 2639.22
1894 0.00 0.00 0.00 80.50 414.00 513.50 752.00 0.00 z 395.50 196.00 0.00 z 0.00 z 2351.50
1895 0.00 z 0.00 z 0.00 z 7.50 215.50 402.00 520.80 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1145.80
1896 0.00 z 0.00 a 0.00 163.00 0.00 z 0.00 z 0.00 z 0.00 z 556.50 117.00 0.00 e 0.00 836.50
1897 0.00 0.00 3.50 92.50 474.00 502.50 664.50 636.00 533.50 206.50 0.00 0.00 3113.00
1898 0.00 0.50 0.00 173.00 0.00 z 0.00 z 635.50 0.00 z 198.00 49.00 0.00 0.00 1056.00
1899 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
1900 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
1901 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
1902 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
1903 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
1904 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
1905 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
1906 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
1907 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
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 435.52 a 150.50 0.00 0.00 586.02
1909 4.50 0.00 a 4.00 37.00 225.50 548.50 763.50 0.00 z 196.00 k 105.00 16.03 a 0.00 1704.03
1910 0.00 0.00 13.00 138.50 252.00 488.50 669.50 619.00 442.50 114.50 9.50 0.00 2747.00
1911 3.21 b 0.00 6.50 75.50 270.50 496.50 601.00 566.00 381.00 76.50 0.00 0.00 2476.71
1912 0.00 0.00 1.50 11.00 189.50 f 385.00 607.00 541.50 203.00 44.00 5.00 0.00 1798.00
1913 0.00 0.00 4.00 93.75 b 321.00 452.00 583.26 d 693.76 b 349.00 75.00 5.00 0.00 2576.77
1914 0.00 0.00 a 0.00 91.00 436.00 443.50 672.50 599.52 c 406.00 176.00 3.50 0.00 2828.02
1915 0.00 0.00 3.50 149.50 203.00 365.50 596.50 575.00 322.00 87.00 22.00 0.00 2324.00
1916 0.00 0.00 5.50 84.00 201.00 416.50 691.00 576.50 364.50 117.50 5.00 0.00 2461.50
1917 0.00 0.00 0.50 12.50 140.50 414.00 696.50 551.00 395.00 97.50 9.50 0.00 2317.00
1918 0.00 0.00 1.00 41.00 250.00 579.00 622.00 544.50 388.45 a 221.13 a 20.69 a 0.00 2667.77
1919 0.00 a 0.00 a 1.55 a 108.62 a 275.38 a 463.97 a 706.50 613.59 b 417.93 a 33.77 c 0.00 o 0.00 2621.30
1920 0.00 0.00 a 0.00 a 6.50 267.12 a 443.00 653.07 a 497.55 a 292.24 a 101.27 a 0.00 b 0.00 a 2260.74
1921 0.00 a 0.00 a 0.00 a 37.24 a 271.25 a 549.83 a 660.30 a 553.35 a 328.97 a 141.57 a 1.55 a 1.55 a 2545.60
1922 0.00 0.00 0.00 a 24.50 214.50 492.50 611.50 641.00 336.00 63.00 0.00 0.00 2383.00
1923 0.00 0.00 0.00 6.00 252.50 419.00 686.00 543.00 265.00 58.00 1.50 0.00 2231.00
1924 0.00 0.00 0.00 12.50 152.93 a 417.50 576.00 517.50 238.00 27.50 0.50 0.00 1942.43
1925 0.00 0.00 0.00 76.00 324.00 449.00 665.50 541.50 319.00 64.50 0.00 z 0.00 z 2439.50
1926 0.00 a 0.00 0.00 104.50 247.00 478.50 588.50 553.50 282.00 86.50 0.00 z 0.00 z 2340.50
1927 0.00 z 0.00 0.00 60.00 251.00 486.00 645.00 471.00 291.50 36.96 e 2.78 c 0.00 e 2244.24
1928 0.00 0.00 0.00 47.50 314.00 363.46 d 577.00 0.00 z 0.00 z 102.00 0.00 0.00 1403.96
1929 0.00 z 0.00 a 0.00 8.79 a 189.50 364.14 a 477.00 f 590.50 339.00 117.28 a 0.00 a 0.00 a 1609.21
1930 0.00 d 0.00 0.00 b 106.15 d 0.00 z 0.00 z 0.00 z 0.00 z 371.00 109.50 0.00 0.00 a 586.65
1931 0.00 0.00 0.00 68.50 218.50 521.00 734.50 614.00 442.50 170.00 12.00 0.00 2781.00
1932 0.00 0.00 a 0.00 41.00 281.50 425.00 670.50 633.00 353.00 127.50 2.00 0.00 a 2533.50
1933 0.00 0.00 0.00 25.00 171.00 575.00 748.00 600.50 473.00 177.00 4.50 0.00 2774.00
1934 0.00 0.00 9.82 a 171.00 434.50 486.50 781.50 740.00 337.50 190.00 18.50 0.00 3169.32
1935 0.00 0.00 1.00 48.50 199.00 457.00 694.00 664.50 391.00 150.00 0.00 0.00 2605.00
1936 0.00 0.00 0.00 a 64.66 a 349.00 577.50 757.50 686.00 347.50 96.50 0.00 0.00 2878.66
1937 0.00 0.00 2.50 42.00 313.00 479.00 701.00 680.50 453.00 138.50 10.50 0.00 2820.00
1938 0.00 0.50 0.50 116.50 233.50 513.50 631.50 669.00 450.00 164.00 3.00 0.00 a 2782.00
1939 0.00 0.00 4.00 118.00 305.50 404.00 675.00 616.50 467.00 90.00 10.50 2.00 2692.50
1940 0.00 0.50 10.50 99.83 a 365.00 554.50 741.50 668.00 469.00 159.50 3.00 0.00 3071.33
1941 0.00 0.00 0.00 42.50 348.00 428.50 670.50 617.00 327.00 123.00 10.00 0.00 2566.50
1942 0.00 0.00 0.00 a 78.50 225.50 458.50 682.00 648.50 381.50 163.00 10.00 0.00 2647.50
1943 0.00 0.00 7.00 193.00 238.00 439.00 707.00 683.00 409.00 169.50 1.50 0.00 2847.00
1944 0.00 0.00 0.00 a 36.00 295.00 422.00 619.00 594.00 397.00 175.50 22.50 0.00 2561.00
1945 0.00 0.00 0.00 37.50 292.00 323.50 659.00 658.50 324.00 152.50 4.00 0.00 2451.00
1946 0.00 0.00 14.50 161.00 177.22 a 472.50 716.00 650.50 358.00 87.00 4.50 0.00 2641.22
1947 0.00 0.00 0.00 a 45.50 317.00 365.00 660.00 676.32 a 413.00 205.00 5.00 0.00 2686.82
1948 0.00 0.00 0.00 57.50 272.50 510.50 617.50 613.00 280.00 m 100.00 0.00 0.00 d 2171.00
1949 0.00 0.00 0.50 108.00 261.50 426.50 635.50 601.00 386.00 94.00 5.00 0.00 2518.00
1950 1.00 0.00 2.00 77.50 165.50 420.50 588.00 534.50 363.00 203.50 9.00 0.00 2364.50
1951 0.00 0.00 1.55 a 59.50 284.50 341.50 689.00 620.50 321.72 a 93.00 0.50 0.00 2411.77
1952 0.00 0.00 0.00 53.50 207.50 h 499.50 639.50 607.50 412.50 123.50 6.00 0.00 2342.00
1953 0.00 0.00 4.50 51.00 188.50 491.00 714.50 593.65 a 411.00 141.50 14.50 0.00 2610.15
1954 0.00 0.00 2.00 112.50 331.50 484.00 796.50 614.50 457.00 198.50 1.50 0.00 2998.00
1955 0.00 0.00 0.00 55.00 236.00 392.00 704.00 711.00 412.00 140.50 0.00 8.00 2658.50
1956 0.00 0.00 0.00 64.50 351.00 536.00 642.50 560.50 407.50 146.50 0.00 0.00 2708.50
1957 0.00 1.00 0.00 40.00 212.19 b 429.50 654.50 613.00 304.50 146.00 9.00 0.00 2409.69
1958 0.00 0.00 0.50 17.50 358.50 509.00 613.00 696.00 382.00 145.00 14.50 0.00 2736.00
1959 0.00 0.00 0.00 69.50 261.50 553.45 a 664.00 630.00 320.00 61.50 1.00 0.00 2560.95
1960 0.00 0.00 1.50 82.50 220.50 480.00 677.50 614.50 448.00 135.00 3.00 0.00 2662.50
1961 0.00 0.00 1.50 45.50 273.50 507.50 653.50 701.00 208.00 91.50 0.50 0.00 2482.50
1962 0.00 5.00 0.00 119.50 257.50 429.50 595.50 563.50 379.66 a 133.50 1.00 0.00 2484.66
1963 0.00 0.00 4.00 64.50 311.00 454.50 714.00 660.00 492.50 235.00 10.50 0.00 2946.00
1964 0.00 0.00 0.00 30.00 268.50 398.00 736.50 566.00 328.00 104.00 0.00 0.00 2431.00
1965 0.00 0.00 0.00 52.00 207.50 416.50 634.50 543.00 251.00 143.50 2.00 0.00 a 2250.00
1966 0.00 0.00 0.00 55.00 297.00 452.59 a 730.00 583.50 405.00 73.50 12.50 0.00 2609.09
1967 0.00 0.00 17.00 57.00 205.50 384.50 655.00 606.50 369.50 122.00 5.50 0.00 2422.50
1968 0.00 0.00 0.00 4.50 173.00 465.00 664.00 539.50 277.00 121.00 0.00 0.00 2244.00
1969 0.00 0.00 0.00 82.00 357.50 385.50 696.50 690.00 428.50 35.00 0.00 0.00 2675.00
1970 1.00 0.00 0.00 14.50 265.50 436.00 652.50 674.50 299.50 52.00 5.00 0.00 2400.50
1971 0.00 0.00 8.50 48.00 209.00 456.00 643.00 687.50 275.00 117.50 0.00 0.00 2444.50
1972 0.00 0.00 9.00 79.50 222.00 509.50 613.00 608.00 335.00 183.00 0.00 0.00 2559.00
1973 0.00 0.00 0.00 21.00 212.00 404.50 610.50 632.50 333.50 134.50 6.00 0.00 2354.50
1974 0.00 0.00 10.50 42.00 279.52 a 494.00 665.00 530.50 303.50 150.50 0.00 0.00 2475.52
1975 0.00 0.00 0.00 23.50 153.50 356.50 670.00 532.50 323.50 114.00 4.00 0.00 2177.50
1976 0.00 0.00 0.00 45.00 244.50 401.50 701.50 583.50 383.50 78.50 0.00 0.00 2438.00
1977 0.00 0.00 0.00 115.50 240.77 a 576.00 712.50 670.00 432.93 a 106.50 12.50 0.00 2866.70
1978 0.00 0.00 4.00 58.00 199.00 452.50 644.50 561.50 380.00 106.00 12.50 0.00 2418.00
1979 0.00 0.00 0.00 46.50 241.50 416.50 639.50 585.50 428.50 139.00 0.00 0.00 2497.00
1980 0.00 0.00 0.00 59.00 239.50 476.50 723.00 609.50 400.50 120.00 33.75 b 1.50 2663.25
1981 0.00 0.00 a 8.50 171.50 223.00 519.50 695.00 628.00 484.00 84.50 5.36 b 0.00 2819.36
1982 0.00 0.00 1.50 27.50 190.00 369.00 631.50 697.50 380.50 70.50 0.00 0.00 2368.00
1983 0.00 0.00 1.00 23.50 169.00 408.00 650.00 728.00 419.00 109.00 11.50 0.00 2519.00
1984 0.00 0.00 0.00 4.50 301.50 417.50 692.50 672.00 380.00 88.50 4.50 0.00 2561.00
1985 0.00 0.00 0.00 86.00 261.71 e 316.00 l 722.00 639.50 327.00 72.50 3.50 0.00 2112.21
1986 0.00 3.00 23.50 102.50 248.52 a 558.50 648.00 652.00 0.00 z 0.00 z 0.00 z 0.00 z 2236.02
1987 0.00 z 0.00 z 0.50 162.50 379.50 557.00 705.00 641.00 413.00 186.50 36.50 0.00 3081.50
1988 0.00 0.00 0.50 133.50 339.00 680.50 774.50 736.00 407.50 231.00 12.00 0.00 3314.50
1989 0.00 0.00 27.00 194.50 362.50 485.00 803.00 653.50 450.00 a 175.50 4.00 i 0.00 3151.00
1990 0.00 0.00 12.18 c 126.00 211.50 527.07 a 640.50 421.00 i 489.00 177.98 b 13.50 0.00 2197.73
1991 0.00 0.00 0.00 42.00 264.50 480.50 643.00 620.50 351.00 133.00 4.50 0.00 2539.00
1992 0.00 0.00 z 26.50 146.00 359.50 414.00 568.00 577.00 334.50 147.50 0.00 0.00 2573.00
1993 0.00 0.00 12.50 33.00 296.50 418.50 607.00 622.50 358.00 0.00 z 0.00 z 0.00 2348.00
1994 0.00 0.00 13.50 132.50 373.50 621.50 734.00 757.50 454.00 133.50 15.50 0.00 3235.50
1995 0.00 0.00 15.50 50.50 182.50 449.50 667.00 750.00 439.50 95.50 10.00 0.00 2660.00
1996 0.00 0.00 1.50 68.00 340.00 520.00 743.00 690.50 364.50 159.00 1.50 0.00 2888.00
1997 0.00 0.00 5.50 49.50 282.00 555.00 680.00 648.00 478.00 135.00 0.00 0.00 2833.00
1998 0.00 0.00 13.00 64.00 337.00 408.50 816.00 711.50 557.50 129.00 7.00 0.00 3043.50
1999 0.00 0.00 7.00 83.50 268.50 498.00 780.50 684.50 352.00 89.50 8.00 0.00 2771.50
2000 0.00 0.00 a 4.50 168.50 372.50 534.50 799.00 785.00 412.50 125.00 0.00 0.00 3201.50
2001 0.00 0.00 8.50 131.50 335.00 541.00 800.00 800.50 441.00 150.50 18.00 0.00 a 3226.00
2002 0.00 0.00 0.00 142.00 288.00 619.00 864.00 668.50 430.00 58.50 0.00 0.00 3070.00
2003 0.00 0.00 6.00 117.00 338.00 495.00 841.50 791.00 387.50 221.50 1.73 d 0.00 3199.23
2004 0.00 0.00 m 6.00 t 0.00 z 0.00 z 0.00 z 0.00 z 607.00 389.50 146.50 15.00 0.00 1158.00
2005 0.00 0.00 2.00 79.00 292.50 450.50 722.50 619.50 405.00 167.00 27.00 0.00 2765.00
2006 0.00 0.00 0.00 114.00 332.00 577.00 809.00 679.00 298.50 100.50 15.50 0.00 2925.50
2007 0.00 0.00 37.00 101.50 303.50 364.50 g 841.50 784.50 430.50 139.00 5.50 0.00 2643.00
2008 0.00 0.00 0.00 34.00 222.50 440.00 729.00 672.00 370.50 135.50 23.00 0.00 2626.50
2009 0.00 0.00 17.50 70.00 300.50 417.00 666.00 604.50 458.00 75.50 25.00 0.00 2634.00
2010 0.00 0.00 3.50 69.00 166.00 507.00 702.00 634.00 429.50 188.50 18.00 0.00 2717.50
2011 0.00 0.00 0.00 15.00 a 172.05 a 452.50 684.00 714.00 404.50 144.00 0.00 0.00 2586.05
2012 0.00 0.00 56.50 155.50 306.00 606.00 793.50 725.50 440.50 137.00 22.00 0.00 3242.50
2013 0.00 0.00 3.00 2.00 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 3.00
Period of Record Statistics
MEAN 0.09 0.10 4.31 74.44 268.92 469.16 682.96 632.06 381.50 125.97 6.80 0.12 2654.20
S.D. 0.55 0.57 8.30 47.38 68.19 67.64 65.98 67.13 69.70 46.80 8.00 0.82 276.98
SKEW 6.75 7.23 3.46 0.65 0.46 0.41 0.48 0.27 -0.21 0.11 1.45 8.61 0.41
MAX 4.50 5.00 56.50 194.50 474.00 680.50 864.00 800.50 557.50 235.00 36.50 8.00 3314.50
MIN 0.00 0.00 0.00 4.50 140.50 323.50 520.80 471.00 198.00 27.50 0.00 0.00 1942.43
NO YRS 105 107 109 109 104 104 106 102 106 108 103 106 85