WATERDALE, COLORADO

Monthly Total Growing Degree Days

(058839)

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
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 886.17 b 992.57 d 641.25 b 0.00 z 0.00 z 17.50 2537.50
1903 34.00 0.00 38.00 233.00 389.00 576.00 848.00 844.50 533.50 311.00 87.50 12.50 3907.00
1904 0.00 95.50 108.50 258.50 448.00 583.00 780.50 835.50 599.00 162.00 10.00 10.00 3890.50
1905 0.00 9.50 91.50 143.50 319.50 701.00 802.00 885.00 653.50 226.00 87.00 1.00 3919.50
1906 44.50 22.50 21.00 269.00 461.50 628.50 774.00 822.50 598.00 304.00 99.00 57.50 4102.00
1907 3.00 68.00 188.00 207.00 323.00 615.00 851.50 836.00 595.50 347.00 39.00 8.50 4081.50
1908 15.00 0.00 z 177.00 325.00 403.50 641.90 a 867.50 805.00 680.00 278.50 88.50 2.00 4283.90
1909 45.50 18.50 52.00 178.00 398.50 723.00 937.00 946.50 594.50 358.00 155.00 9.00 4415.50
1910 28.00 22.50 297.50 370.50 457.50 761.00 995.00 890.00 690.00 428.00 150.00 8.00 5098.00
1911 69.00 21.50 148.00 260.00 521.50 815.69 a 858.00 863.41 d 733.50 142.50 v 15.50 r 3.50 4294.10
1912 8.00 i 2.15 b 8.50 227.07 a 484.00 704.50 889.50 913.50 445.50 302.50 114.50 6.50 4098.22
1913 28.93 a 12.50 95.50 308.00 528.50 756.00 638.00 j 970.50 572.07 a 287.00 138.00 0.00 3697.00
1914 30.48 a 8.50 100.00 247.50 509.00 774.83 a 895.00 863.50 694.00 400.50 134.00 0.00 4657.31
1915 1.50 12.50 0.00 z 319.50 0.00 z 607.00 782.50 0.00 z 583.00 349.00 165.50 43.00 2863.50
1916 6.50 0.00 z 267.50 222.00 437.50 686.00 987.50 861.00 580.50 262.47 a 75.50 19.50 4405.97
1917 9.00 14.00 36.50 179.00 286.00 679.00 903.50 774.00 626.50 298.50 157.50 0.00 z 3963.50
1918 0.00 z 0.00 z 0.00 z 131.50 497.00 816.00 868.00 870.50 169.00 t 0.00 z 60.50 28.50 3272.00
1919 0.00 z 0.00 z 0.00 z 203.00 l 516.50 0.00 z 977.00 888.50 653.50 210.00 85.50 46.50 3377.50
1920 0.00 z 0.00 z 0.00 z 88.00 466.00 683.00 859.50 795.50 597.50 353.00 48.50 0.00 z 3891.00
1921 0.00 z 0.00 z 0.00 z 200.50 482.00 740.50 888.00 868.50 643.00 462.00 105.50 56.50 4446.50
1922 0.00 z 0.00 z 0.00 z 164.50 455.00 785.50 862.50 918.50 711.50 389.00 36.00 14.50 4337.00
1923 62.00 1.00 37.50 201.50 475.50 664.00 892.00 815.50 566.00 195.00 75.50 27.50 4013.00
1924 2.50 50.50 3.00 207.50 394.50 710.00 860.00 891.00 554.00 379.50 122.00 42.00 4216.50
1925 14.50 46.50 181.00 347.50 550.00 760.00 933.00 813.23 a 652.00 164.00 20.00 10.50 4492.23
1926 0.00 29.50 66.00 234.50 478.43 a 665.00 805.50 828.50 530.00 376.50 91.50 15.50 4120.93
1927 43.00 16.50 36.00 226.50 495.00 634.50 830.00 690.00 505.00 286.50 113.00 0.00 3876.00
1928 31.00 3.00 73.88 a 166.50 451.00 504.50 786.50 732.00 481.00 246.00 37.50 10.50 3523.38
1929 0.00 b 0.00 a 37.50 143.50 400.00 658.89 c 893.12 b 837.52 a 402.00 e 230.50 5.00 18.00 3626.03
1930 5.00 38.50 16.00 309.00 310.50 624.00 844.00 766.50 462.12 d 148.00 35.50 0.00 3559.12
1931 3.00 0.00 27.50 198.00 352.50 707.50 881.50 811.50 730.50 315.50 107.50 15.50 4150.50
1932 2.50 69.00 51.50 288.00 540.50 673.00 971.50 900.00 564.50 230.50 72.00 9.30 a 4372.30
1933 26.50 13.00 127.00 198.00 457.00 880.34 a 1028.00 881.00 746.50 446.50 129.00 110.00 5042.84
1934 25.00 41.50 108.00 329.50 762.50 858.50 1135.50 966.00 638.00 0.00 z 222.41 a 28.50 5115.41
1935 54.00 0.00 z 116.25 a 186.50 299.50 733.00 0.00 z 977.00 0.00 z 308.50 5.50 k 0.00 2674.75
1936 17.50 9.50 75.50 61.00 u 604.00 865.00 1129.50 976.50 660.50 289.00 95.50 17.00 4739.50
1937 0.00 14.50 46.00 195.50 648.00 693.00 0.00 z 1016.00 666.00 345.50 62.00 21.50 3708.00
1938 16.00 13.00 116.50 0.00 z 402.50 698.50 862.00 964.74 b 710.50 356.00 48.00 16.00 4203.74
1939 14.50 0.00 117.00 274.50 529.07 a 687.41 a 1002.50 860.00 725.50 321.50 67.00 83.50 4682.48
1940 0.00 48.50 162.00 252.00 537.50 850.00 983.00 897.00 706.00 379.00 49.50 47.50 4912.00
1941 0.00 10.00 65.00 162.00 519.50 619.50 859.00 846.00 520.00 216.00 57.50 35.00 3909.50
1942 3.50 0.00 13.50 241.50 384.50 655.50 1002.00 934.50 590.00 299.50 110.00 21.00 4255.50
1943 58.50 60.00 99.00 351.50 345.00 670.00 932.50 919.00 556.50 296.00 77.50 2.50 4368.00
1944 9.50 16.50 9.50 135.50 515.50 675.50 866.00 878.00 601.00 356.50 81.50 2.00 4147.00
1945 26.50 17.00 86.00 136.00 422.00 556.00 909.50 867.00 505.50 344.50 108.00 14.00 3992.00
1946 2.00 8.50 140.00 399.50 338.00 724.50 942.50 839.50 559.00 200.00 9.00 56.00 4218.50
1947 16.50 22.50 52.00 178.00 435.50 550.00 901.00 934.00 703.00 407.50 6.50 14.50 4221.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 931.00 750.50 311.00 47.00 20.00 2059.50
1949 0.00 27.00 64.00 314.50 486.00 674.00 919.50 852.50 a 445.00 g 182.50 f 214.00 20.00 3571.50
1950 49.00 61.50 75.00 229.00 342.07 b 671.38 a 803.50 773.00 526.55 a 477.00 110.50 27.50 4146.00
1951 12.00 g 41.00 51.00 150.50 440.50 520.00 919.50 824.60 a 532.50 221.50 26.00 13.00 3740.10
1952 7.00 15.00 16.53 a 225.50 455.50 794.50 882.00 874.00 665.00 348.00 58.50 6.50 4348.03
1953 107.00 26.50 145.00 149.50 386.00 795.00 949.00 836.50 658.50 400.50 100.86 a 6.20 a 4560.56
1954 47.00 102.00 50.50 353.00 494.00 800.00 1030.75 a 902.50 723.00 354.50 115.00 24.00 4996.25
1955 0.00 5.00 77.50 d 291.11 c 515.50 632.50 1001.00 960.00 659.00 392.50 55.00 65.00 4654.11
1956 30.00 2.50 145.50 174.50 526.50 875.50 912.50 816.50 694.50 415.50 64.50 31.50 4689.50
1957 2.00 50.50 37.50 124.50 366.00 693.50 951.50 883.00 506.00 285.50 26.00 33.00 3959.00
1958 0.50 46.50 5.50 124.50 548.00 704.48 a 828.00 936.50 640.56 c 387.00 87.00 12.00 4320.54
1959 14.00 0.00 22.00 214.50 442.50 749.00 870.00 906.00 513.00 218.50 59.00 21.00 4029.50
1960 7.50 5.00 115.50 260.00 428.00 766.50 939.00 910.50 664.50 358.50 92.50 7.00 4554.50
1961 4.50 45.00 46.00 197.59 a 442.78 a 700.00 874.50 866.50 424.00 296.50 44.00 3.00 3944.37
1962 1.00 56.50 55.00 271.00 499.00 681.00 865.50 869.00 638.00 436.50 112.50 29.00 4514.00
1963 4.50 87.50 113.50 257.00 576.50 792.50 1010.50 880.83 b 753.50 504.00 112.50 29.00 5121.83
1964 25.50 3.00 0.00 w 213.00 531.00 669.00 1017.50 853.00 601.00 334.00 98.00 46.50 a 4391.50
1965 26.00 40.00 32.00 285.50 466.50 675.00 955.00 852.00 428.00 417.50 136.50 56.50 4370.50
1966 18.00 0.00 181.50 203.00 574.50 704.00 1082.00 856.50 619.50 327.50 85.00 7.50 4659.00
1967 49.50 42.00 195.00 212.00 400.42 a 578.28 a 896.50 884.00 606.50 389.50 108.50 1.50 4363.69
1968 18.00 16.00 143.00 152.00 413.50 786.00 919.00 858.50 564.00 381.00 35.50 11.50 4298.00
1969 25.00 10.50 57.00 367.00 593.00 620.00 1014.00 984.00 705.00 134.00 70.00 38.00 4617.50
1970 47.00 38.37 a 34.00 130.50 589.50 728.00 939.50 972.00 563.50 225.50 101.00 26.00 4394.87
1971 68.00 25.00 97.50 216.00 425.50 799.50 895.50 957.00 498.50 292.00 68.00 20.50 4363.00
1972 27.00 64.00 200.50 221.00 463.00 800.50 842.00 848.50 582.00 309.50 14.00 18.00 4390.00
1973 32.00 1.00 20.50 113.50 429.00 763.00 873.00 956.50 504.50 379.50 67.50 25.50 4165.50
1974 38.00 18.00 136.50 215.00 586.50 776.00 1002.00 809.50 517.50 357.00 61.00 5.00 4522.00
1975 10.00 19.50 63.00 156.50 386.50 638.50 959.00 890.00 567.50 388.00 126.50 55.50 4260.50
1976 20.00 71.50 86.00 222.50 451.00 702.50 981.50 857.00 591.00 236.00 99.50 22.98 b 4341.48
1977 0.00 40.00 69.00 269.50 545.00 894.50 989.00 818.50 703.50 358.50 82.50 45.50 4815.50
1978 0.00 1.00 139.50 217.50 377.50 688.50 936.00 827.00 660.00 270.50 74.50 1.03 a 4193.03
1979 0.00 23.00 53.00 255.50 390.00 657.50 919.00 802.00 664.50 373.00 10.00 21.50 4169.00
1980 12.50 7.00 23.52 b 177.00 393.00 811.00 999.00 896.50 684.50 323.50 154.00 118.00 4599.52
1981 16.50 60.50 63.50 392.00 415.00 800.50 956.00 892.00 729.00 273.00 147.50 59.50 4805.00
1982 11.00 69.50 85.50 225.50 427.00 598.50 891.50 965.00 590.50 256.00 32.00 28.50 4180.50
1983 8.50 13.00 77.50 142.50 325.50 591.50 977.00 1002.50 333.50 r 54.50 z 104.00 2.50 3244.50
1984 10.00 4.50 30.00 77.50 522.50 670.50 963.00 900.00 582.00 204.00 56.00 18.50 4038.50
1985 0.00 4.00 62.00 289.50 537.00 750.50 916.00 878.00 539.00 273.66 b 39.50 0.00 a 4289.16
1986 46.50 75.00 196.50 262.00 430.00 810.00 932.50 883.00 523.00 283.00 65.00 0.00 4506.50
1987 19.50 30.50 71.00 346.00 525.00 772.50 968.50 848.37 a 581.00 288.50 91.50 34.00 4576.37
1988 8.00 18.50 96.00 266.00 542.00 899.50 955.00 938.50 586.00 363.00 99.50 13.50 4785.50
1989 17.50 15.50 159.00 291.50 534.50 645.00 982.50 853.50 583.00 325.50 114.00 23.00 4544.50
1990 30.50 18.50 47.50 214.50 431.50 798.50 884.50 873.50 707.50 339.00 180.00 23.00 4548.50
1991 0.00 14.50 87.50 194.00 513.05 a 748.50 914.00 895.00 608.50 358.50 46.50 13.50 4393.55
1992 3.00 42.50 107.50 357.50 565.00 702.00 887.00 813.50 711.50 386.50 29.50 2.00 4607.50
1993 4.13 a 0.00 130.00 218.04 b 540.50 700.50 873.00 825.00 523.50 274.19 b 30.00 28.50 4147.36
1994 9.50 0.00 z 159.50 271.50 602.50 856.50 925.50 960.50 690.50 290.50 61.00 22.00 4849.50
1995 34.00 87.50 142.00 137.00 299.00 644.50 926.50 1009.00 622.00 290.50 147.00 46.00 4385.00
1996 25.50 73.50 47.50 249.00 499.50 784.00 939.00 889.50 553.50 354.50 68.00 25.00 4508.50
1997 33.50 21.50 168.50 160.50 487.50 766.00 949.00 870.50 667.50 324.00 56.00 1.50 4506.00
1998 11.50 1.50 98.00 165.50 533.50 619.50 1005.50 909.50 776.50 284.00 130.00 46.00 4581.00
1999 8.61 d 30.00 f 133.76 d 0.00 z 315.50 h 704.40 e 0.00 z 912.50 529.50 312.00 208.97 a 26.00 2835.74
2000 7.75 a 38.84 a 91.89 c 307.22 c 590.00 724.29 b 1041.00 969.50 635.56 c 301.50 2.50 0.00 z 4710.05
2001 8.00 0.00 d 60.50 232.24 a 500.81 b 794.50 1046.00 933.74 b 675.00 a 300.04 c 153.10 a 9.62 b 4713.55
2002 20.00 0.00 6.00 296.00 420.00 861.50 1083.50 880.50 653.00 174.50 48.00 8.00 4451.00
2003 30.50 26.50 71.50 h 283.50 501.50 661.00 1103.00 1003.00 589.00 481.50 63.50 12.06 d 4755.06
2004 6.50 21.50 218.50 282.00 574.69 e 674.50 897.50 809.00 647.50 213.50 j 92.00 16.69 e 4240.38
2005 41.00 18.26 e 72.13 e 207.12 d 507.50 739.50 1063.00 906.50 709.50 352.50 145.50 40.00 4802.51
2006 64.50 27.00 72.00 338.50 597.50 935.00 1070.00 961.00 540.50 307.50 115.50 31.50 5060.50
2007 7.50 11.00 225.50 228.50 542.00 804.50 1085.50 1022.00 692.00 410.00 148.00 17.50 5194.00
2008 9.50 11.50 70.00 198.50 500.50 780.00 1081.00 888.50 607.50 331.00 153.00 18.00 4649.00
2009 70.00 40.00 169.00 220.50 0.00 z 694.00 904.50 868.00 648.50 164.50 137.00 6.00 3922.00
2010 3.00 0.00 98.00 212.50 404.50 813.00 1011.00 1002.00 733.50 410.50 99.00 28.86 b 4815.86
2011 21.50 25.31 b 105.00 169.14 a 376.50 796.00 1083.97 a 178.00 z 0.00 z 0.00 z 31.50 q 19.00 2596.41
2012 35.50 3.50 276.50 363.50 477.50 889.66 a 1028.50 927.00 678.62 a 255.00 109.00 35.50 5079.78
2013 4.50 0.50 72.50 5.00 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 77.50
Period of Record Statistics
MEAN 20.07 26.02 93.57 231.02 469.05 720.07 934.75 885.53 614.01 317.85 87.19 23.03 4398.78
S.D. 20.45 24.87 62.79 70.64 84.17 88.18 80.54 63.54 81.49 76.61 47.05 21.19 361.97
SKEW 1.41 1.09 0.95 0.29 0.15 0.08 0.34 -0.03 -0.29 -0.15 0.44 1.87 0.01
MAX 107.00 102.00 297.50 399.50 762.50 935.00 1135.50 1022.00 776.50 504.00 222.41 118.00 5194.00
MIN 0.00 0.00 3.00 77.50 286.00 504.50 774.00 690.00 402.00 134.00 2.50 0.00 3523.38
NO YRS 103 100 102 105 106 108 106 109 106 103 107 108 81