DEL NORTE 2E, COLORADO

Monthly Total Growing Degree Days

(052184)

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 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
1894 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
1895 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
1896 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
1897 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
1898 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00
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 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
1911 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
1912 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
1913 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
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 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
1917 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
1918 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
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 98.50 2.50 0.00 101.00
1920 0.00 0.00 0.50 44.00 310.00 506.00 678.00 577.50 405.50 159.50 10.00 0.00 2691.00
1921 0.00 7.50 61.00 73.00 300.00 538.50 509.00 h 641.00 487.00 310.00 28.00 0.52 a 2446.52
1922 0.00 0.00 10.00 81.00 322.50 370.50 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 413.50
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 354.00 108.00 1.50 0.00 463.50
1924 0.00 0.00 0.00 a 0.00 z 0.00 z 0.00 z 685.50 626.50 430.50 185.00 46.00 0.00 1973.50
1925 0.00 a 0.00 37.00 189.00 424.00 533.50 712.00 577.00 421.50 190.00 0.50 0.00 h 3084.50
1926 0.00 z 0.00 z 0.00 z 0.00 z 317.50 542.00 627.50 648.50 476.00 280.55 a 4.04 d 0.00 2896.09
1927 0.00 8.00 23.00 170.00 420.50 523.00 644.50 522.50 369.50 220.50 55.00 0.00 2956.50
1928 2.50 0.00 53.50 110.69 a 358.50 503.50 662.50 594.00 435.00 238.50 8.00 0.00 2966.69
1929 0.00 0.00 20.50 73.00 295.00 539.50 692.50 640.50 404.00 221.50 0.50 0.00 2887.00
1930 0.00 2.50 1.60 b 0.00 z 266.50 579.50 661.50 607.50 407.50 147.50 7.00 0.00 a 2681.10
1931 0.00 a 0.00 9.50 122.50 285.00 623.04 b 755.00 663.00 506.90 a 243.72 b 39.31 a 0.00 3247.97
1932 0.00 4.00 19.50 148.00 319.50 485.00 720.00 661.00 444.00 174.00 8.00 0.00 2983.00
1933 0.00 0.00 43.40 a 64.50 227.50 581.00 733.50 631.00 540.00 273.50 14.50 0.00 3108.90
1934 0.00 0.00 67.00 212.50 470.50 544.00 747.00 708.50 415.00 267.50 60.50 0.00 3492.50
1935 0.00 a 4.50 19.00 0.00 z 235.50 554.00 686.00 684.00 435.00 198.92 a 0.00 0.00 2816.92
1936 0.00 0.00 22.00 209.00 392.00 598.00 685.00 658.50 453.50 167.00 3.00 0.00 3188.00
1937 0.00 4.50 10.50 76.50 390.27 c 494.50 736.50 770.00 506.50 258.33 a 25.50 0.00 3273.10
1938 0.00 h 0.00 9.00 143.50 321.50 549.00 689.23 a 724.50 479.50 219.50 0.00 0.00 3135.73
1939 0.00 0.00 42.00 205.50 385.50 576.00 769.00 672.50 559.00 203.50 15.00 a 2.00 3430.00
1940 0.00 n 0.00 47.50 130.00 411.50 636.00 790.50 722.00 514.00 244.50 3.00 0.00 a 3499.00
1941 0.00 0.00 0.50 37.00 396.00 495.00 718.50 677.50 418.45 a 188.00 31.00 0.00 2961.95
1942 0.00 0.00 0.00 b 144.83 a 340.00 609.50 753.00 702.00 501.00 223.50 24.00 0.00 3297.83
1943 0.00 a 4.15 a 47.50 297.50 373.50 575.50 767.50 741.50 517.50 228.00 21.00 0.00 3573.65
1944 0.00 0.00 3.00 44.50 347.50 543.00 730.50 707.50 516.50 244.50 21.72 a 0.00 3158.72
1945 0.00 1.00 24.00 37.00 u 0.00 z 509.00 755.00 749.50 473.50 251.00 19.00 0.00 2782.00
1946 0.00 a 0.00 30.50 226.00 260.00 654.50 756.50 696.50 518.00 132.02 b 1.55 a 0.00 b 3275.57
1947 0.00 0.00 13.50 86.00 392.00 498.62 a 717.50 672.00 503.00 267.00 7.50 0.00 3157.12
1948 0.00 0.00 3.50 154.00 405.58 a 551.90 a 709.00 672.00 565.50 199.50 7.50 0.00 3268.48
1949 0.00 0.00 4.50 169.14 a 300.00 540.00 730.50 679.50 487.50 70.27 a 31.50 0.00 3012.90
1950 0.50 2.50 1.50 57.00 154.00 606.00 646.50 555.00 376.50 281.50 27.50 0.00 a 2708.50
1951 0.00 2.00 1.55 a 93.00 376.50 518.50 792.50 699.00 445.00 140.00 0.50 0.00 3068.55
1952 0.00 0.00 4.00 143.50 352.50 633.50 696.50 109.50 z 513.60 e 270.50 20.50 0.00 2634.60
1953 0.00 0.00 42.00 105.00 270.50 634.50 765.50 675.00 504.00 229.00 29.00 0.00 3254.50
1954 0.00 6.50 18.00 229.50 421.50 595.50 776.00 680.00 503.00 280.00 18.50 0.00 3528.50
1955 0.00 a 0.00 12.00 90.00 302.50 502.50 714.50 733.50 486.21 a 249.50 12.50 8.00 3111.21
1956 0.00 a 0.00 47.53 a 98.04 b 445.37 a 645.00 a 718.50 610.50 538.00 220.50 1.07 b 0.00 3324.51
1957 0.00 10.00 16.50 74.48 a 207.00 541.00 694.92 a 668.00 431.50 174.00 5.00 0.00 a 2822.40
1958 0.00 a 12.00 4.00 72.93 a 434.00 616.55 a 703.50 728.50 506.79 b 253.00 28.97 a 8.00 3368.23
1959 0.00 0.00 a 6.31 d 170.36 b 326.02 a 636.50 713.00 687.50 478.89 c 186.53 b 11.79 b 0.00 a 3216.90
1960 0.00 0.00 38.75 a 174.31 a 305.35 a 617.50 722.50 685.00 520.18 b 96.50 i 21.72 a 0.00 3085.31
1961 0.00 0.00 a 19.50 114.50 363.00 598.00 683.50 677.50 372.50 194.50 0.00 0.00 3023.00
1962 0.00 5.00 10.00 194.00 340.00 515.50 655.50 652.50 470.50 264.00 33.50 0.00 3140.50
1963 3.50 13.50 48.50 137.00 443.00 532.00 775.50 676.50 556.00 327.50 36.50 0.00 3549.50
1964 0.00 0.00 6.00 72.00 369.50 506.50 777.00 647.00 445.00 258.00 19.50 0.00 3100.50
1965 0.00 0.00 5.00 122.00 286.00 477.50 697.00 625.50 378.00 281.00 47.00 1.50 2920.50
1966 0.00 0.00 53.50 157.00 417.00 542.00 791.50 671.00 510.00 218.03 a 20.00 3.50 3383.53
1967 0.00 0.50 89.00 101.00 333.50 488.50 767.00 637.50 469.00 274.50 44.00 0.00 3204.50
1968 0.00 0.00 27.00 57.93 a 319.50 608.00 685.00 587.00 404.50 281.00 2.00 0.00 2971.93
1969 2.50 0.00 33.00 175.00 428.32 a 468.00 729.00 739.50 454.00 88.50 8.00 0.00 3125.82
1970 0.50 0.00 7.00 54.50 393.50 505.50 717.00 729.00 391.50 106.00 5.00 0.00 2909.50
1971 5.00 1.50 80.00 92.00 279.00 552.00 673.00 675.50 418.00 180.00 22.50 0.50 2979.00
1972 2.50 12.00 129.00 168.00 354.50 589.00 691.50 652.00 483.50 259.00 0.00 0.00 3341.00
1973 0.00 0.00 0.00 69.50 360.50 537.50 640.00 643.00 410.00 222.50 83.50 0.50 2967.00
1974 0.00 0.00 86.50 121.50 453.50 566.50 658.50 585.00 421.50 238.50 2.00 0.00 3133.50
1975 0.00 0.00 7.50 74.50 312.00 485.00 689.50 628.00 407.50 233.00 53.00 0.00 2890.00
1976 0.00 2.50 26.50 126.00 346.50 522.00 719.00 583.00 433.45 a 139.00 40.50 0.00 2938.45
1977 0.00 5.50 7.00 190.50 346.00 637.00 729.00 717.13 a 511.00 268.00 42.50 2.50 3456.13
1978 0.00 0.00 90.00 170.50 303.28 a 602.50 721.00 636.50 501.50 303.00 67.00 0.00 3395.28
1979 0.00 0.00 z 3.50 184.50 345.00 543.00 702.00 616.50 534.00 334.00 0.00 0.00 3262.50
1980 0.00 5.00 0.00 124.00 280.00 647.50 832.50 681.50 528.50 211.50 77.50 3.00 3391.00
1981 0.00 6.50 8.00 271.50 319.50 696.00 797.00 682.00 502.00 180.00 44.00 1.00 3507.50
1982 0.00 2.00 21.00 114.00 310.50 532.50 775.00 0.00 z 464.00 150.00 2.00 0.00 2371.00
1983 0.00 0.00 28.50 91.50 271.50 512.00 765.50 781.00 581.00 258.00 55.00 0.00 3344.00
1984 0.00 0.00 2.50 90.00 499.00 564.50 793.50 732.50 532.50 123.50 10.50 0.00 3348.50
1985 0.00 0.00 19.00 177.00 387.00 631.00 757.50 725.50 406.00 226.00 22.76 a 0.00 3351.76
1986 0.50 25.50 97.50 153.00 333.00 610.00 710.00 741.00 390.00 179.50 8.50 0.00 3248.50
1987 0.00 0.00 2.00 193.50 351.00 644.50 739.00 673.00 457.00 306.00 25.50 0.00 3391.50
1988 0.00 0.00 25.50 183.50 329.00 622.50 741.00 700.50 427.00 302.50 42.50 0.00 3374.00
1989 0.00 0.00 84.50 228.00 424.50 539.50 759.50 645.50 456.50 192.50 39.00 0.50 3370.00
1990 0.00 1.00 49.50 175.00 329.00 652.00 686.00 609.00 511.50 200.00 11.00 0.00 3224.00
1991 0.00 0.00 3.50 91.50 339.50 535.50 702.00 691.50 438.00 284.00 0.00 0.00 3085.50
1992 0.00 0.00 1.00 241.00 401.50 537.00 652.50 614.50 473.50 279.00 0.00 0.00 3200.00
1993 0.00 0.00 24.50 120.50 344.00 544.50 703.50 619.50 385.50 187.00 2.00 0.00 2931.00
1994 0.00 0.00 51.00 152.50 397.50 676.00 718.00 727.00 474.00 145.50 12.50 0.00 3354.00
1995 0.00 12.50 45.50 94.50 254.00 501.50 660.50 750.00 437.50 207.00 25.00 6.50 2994.50
1996 0.00 15.50 23.00 165.00 518.50 631.50 781.00 701.00 425.50 224.50 18.50 0.00 3504.00
1997 0.00 0.00 79.00 88.00 364.50 573.00 708.00 692.00 527.50 202.00 4.50 0.00 3238.50
1998 0.00 0.00 44.50 69.00 372.00 545.00 756.50 685.50 530.00 132.00 2.50 0.00 3137.00
1999 0.00 0.50 22.00 73.50 260.50 512.00 723.00 641.00 398.50 212.00 56.00 0.00 2899.00
2000 0.00 0.00 16.50 182.07 a 423.00 582.00 725.50 702.00 468.50 124.00 0.00 0.00 3223.57
2001 0.00 a 0.00 9.50 111.50 366.00 533.50 684.00 616.00 449.50 148.00 16.50 0.00 2934.50
2002 0.00 0.00 12.00 175.00 326.00 0.00 z 749.00 644.00 394.50 100.00 5.00 0.00 2405.50
2003 0.00 0.00 18.50 109.00 340.00 486.00 788.50 682.00 378.00 235.00 21.50 0.00 3058.50
2004 0.00 0.00 74.50 68.50 311.50 499.50 611.50 569.00 346.00 99.50 11.00 0.00 a 2591.00
2005 0.00 i 0.00 3.00 69.50 312.00 472.50 704.50 594.50 444.00 160.00 17.00 0.00 2777.00
2006 0.00 1.00 11.50 119.50 368.50 590.00 705.50 607.50 0.00 z 120.00 6.50 f 0.00 a 2523.50
2007 0.00 0.00 57.00 87.00 272.50 524.50 708.50 675.00 418.50 124.00 8.00 0.00 2875.00
2008 0.00 0.00 5.00 42.00 230.00 490.00 666.00 592.00 399.50 135.00 20.50 0.00 2580.00
2009 0.00 0.00 22.00 64.00 340.00 424.00 646.50 556.50 370.00 62.00 15.00 0.00 2500.00
2010 0.00 0.00 3.50 97.50 232.50 563.50 688.00 631.50 481.50 182.00 4.00 0.00 2884.00
2011 0.00 0.00 13.00 73.50 218.00 530.00 737.50 689.00 432.50 182.00 6.50 0.00 a 2882.00
2012 0.00 0.00 83.00 224.50 389.00 684.00 764.00 703.00 489.00 212.00 25.00 0.00 3573.50
2013 0.00 0.00 36.00 12.50 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 36.00
Period of Record Statistics
MEAN 0.19 1.97 27.62 128.99 343.02 559.48 718.89 663.88 459.75 207.11 19.67 0.41 3143.47
S.D. 0.77 4.29 27.86 57.70 66.53 57.05 44.44 52.94 54.47 62.26 19.10 1.45 246.22
SKEW 4.46 2.97 1.30 0.57 -0.03 0.31 0.02 -0.24 0.01 -0.25 1.19 4.22 -0.35
MAX 5.00 25.50 129.00 297.50 518.50 696.00 832.50 781.00 581.00 334.00 83.50 8.00 3573.65
MIN 0.00 0.00 0.00 37.00 154.00 424.00 611.50 522.50 346.00 62.00 0.00 0.00 2500.00
NO YRS 90 91 92 87 90 89 90 89 91 92 92 92 75