TWO BUTTES, COLORADO

Monthly Total Growing Degree Days

(058510)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197203
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
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 517.00 340.50 36.50 0.00 894.00
1901 2.14 b 1.04 a 26.50 148.00 344.00 705.00 945.00 845.50 514.00 225.00 21.00 6.00 3783.18
1902 0.50 1.00 13.00 155.00 496.50 652.50 812.00 922.50 466.50 231.50 42.00 1.00 3794.00
1903 3.00 0.00 23.00 119.00 260.00 483.50 977.50 866.00 536.00 267.50 39.00 0.00 3574.50
1904 2.00 31.50 24.50 85.50 356.00 584.00 763.00 717.50 517.50 243.87 a 2.50 1.50 3329.37
1905 0.00 0.00 37.41 b 66.00 290.88 a 733.50 856.50 867.47 b 545.50 157.67 b 10.00 0.00 z 3564.94
1906 0.00 0.50 3.50 20.00 343.50 543.46 d 624.00 689.50 454.50 70.50 p 3.50 35.02 d 2717.48
1907 0.00 a 1.83 e 94.50 f 112.24 a 245.50 514.66 a 586.00 h 735.96 d 594.64 b 98.00 j 2.14 b 0.00 i 2206.97
1908 0.00 p 5.00 67.00 154.00 292.00 629.50 731.08 a 836.48 a 629.50 247.50 26.00 0.00 3618.07
1909 4.50 0.00 7.20 c 113.50 277.00 664.50 882.00 896.23 c 495.50 148.50 68.50 0.00 3557.43
1910 5.68 a 3.00 139.00 119.50 285.72 a 702.41 a 892.11 d 814.50 511.50 290.50 39.83 a 0.00 3803.75
1911 25.12 b 7.00 g 46.50 d 128.50 448.97 b 754.00 828.00 438.00 k 659.42 d 229.00 8.00 0.00 3127.51
1912 0.00 0.00 0.00 b 136.00 544.57 a 548.00 788.50 723.00 0.00 z 286.00 36.00 0.00 3062.07
1913 0.00 0.00 32.55 a 186.00 519.50 575.00 861.00 863.50 372.00 169.98 a 25.50 0.00 3605.03
1914 0.50 2.50 15.00 127.76 a 318.00 667.50 54.50 z 744.00 598.00 160.00 20.00 0.00 b 2653.26
1915 0.00 3.11 a 0.00 b 152.50 211.12 b 444.00 629.00 569.50 489.50 186.00 68.79 a 4.00 2757.53
1916 1.00 0.50 79.00 103.50 344.50 608.00 871.00 766.73 a 439.14 a 182.00 37.00 2.50 3434.87
1917 0.00 d 2.15 b 20.00 16.55 a 212.50 650.00 c 896.50 692.00 496.00 196.50 4.00 2.00 3188.21
1918 0.00 0.00 40.00 29.00 355.50 840.00 811.50 892.80 a 496.00 222.50 22.00 13.95 a 3723.25
1919 0.00 0.00 98.00 119.00 293.50 523.00 762.00 761.00 528.50 78.50 5.50 0.00 3169.00
1920 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
1921 0.00 z 0.00 z 35.00 81.00 317.50 615.50 799.00 793.00 567.00 304.50 23.50 9.00 3545.00
1922 0.00 6.50 27.00 63.00 320.00 649.00 803.50 845.00 645.50 184.50 0.00 0.00 a 3544.00
1923 0.00 a 0.00 1.00 112.76 a 320.00 733.50 1082.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2249.26
1924 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 895.50 447.00 285.20 a 31.50 0.00 1659.20
1925 0.00 3.50 126.00 227.50 532.00 0.00 z 883.00 774.50 557.50 92.00 0.00 0.00 z 3196.00
1926 0.00 z 0.00 0.00 z 0.00 z 0.00 z 659.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 659.50
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 283.50 0.00 z 0.00 z 283.50
1928 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 465.50 797.14 c 616.00 g 518.00 219.00 13.50 0.00 2013.14
1929 0.00 0.00 18.00 121.00 286.00 647.00 865.00 806.50 429.00 159.65 a 0.00 13.50 3345.65
1930 0.00 15.00 19.50 207.00 308.00 644.50 821.50 812.50 416.00 i 0.00 z 15.50 g 0.00 2828.00
1931 0.00 4.00 0.00 z 65.00 206.00 717.50 877.50 759.00 724.00 319.00 59.00 0.00 3731.00
1932 0.00 0.00 z 16.00 137.00 442.50 516.00 930.50 824.50 445.50 162.00 16.50 0.50 3491.00
1933 24.50 0.00 z 46.00 90.50 328.00 785.00 911.50 752.50 686.00 226.50 32.50 6.50 3889.50
1934 0.00 0.00 17.50 147.00 555.00 792.00 1079.00 891.00 487.00 313.00 39.50 1.50 4322.50
1935 0.50 0.00 23.50 147.00 222.00 732.50 990.50 843.50 550.50 257.00 7.00 0.00 3774.00
1936 0.00 9.00 31.00 203.00 409.00 148.50 v 694.50 h 624.00 h 543.00 156.00 18.50 1.00 1370.50
1937 0.00 0.00 4.50 121.00 442.50 621.50 896.00 919.00 566.50 204.50 25.00 2.58 a 3803.08
1938 0.00 7.50 31.50 j 165.50 372.00 679.50 844.50 861.50 561.50 308.00 14.50 0.00 3814.50
1939 0.50 0.00 44.50 184.00 321.00 592.80 e 868.55 c 762.50 630.00 233.50 5.00 26.00 3668.35
1940 0.00 16.00 38.50 119.50 372.00 610.50 903.00 720.50 576.50 308.00 36.35 d 3.00 g 3700.85
1941 0.00 5.50 23.00 129.50 451.00 589.50 621.50 i 432.00 m 350.00 h 216.50 45.50 8.00 1468.50
1942 0.00 0.00 11.00 174.00 428.50 620.50 859.00 817.50 536.50 172.00 7.50 i 0.00 3619.00
1943 7.00 4.50 65.50 216.50 267.50 694.50 851.50 882.00 480.00 156.00 9.50 0.00 3634.50
1944 0.00 0.00 2.00 22.50 384.00 620.00 732.63 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1761.13
1945 0.00 z 0.00 z 0.00 z 128.50 0.00 z 692.00 0.00 z 0.00 z 237.00 262.00 0.00 z 0.00 z 1319.50
1946 0.00 0.00 111.50 270.00 250.50 0.00 z 0.00 z 606.50 456.50 219.00 2.00 0.00 1916.00
1947 0.00 0.00 39.00 109.50 322.50 0.00 z 0.00 z 0.00 z 553.00 0.00 z 0.00 z 0.00 z 1024.00
1948 0.00 z 0.00 10.00 233.00 381.50 614.00 801.50 736.77 a 573.00 184.00 13.00 6.50 3553.27
1949 0.00 a 0.00 z 13.00 0.00 z 232.50 m 577.50 763.00 694.50 456.50 171.00 43.00 0.00 2718.50
1950 1.50 6.50 17.00 i 127.00 327.00 658.50 698.00 635.50 419.00 358.00 17.00 0.00 3248.00
1951 5.00 11.00 17.50 97.50 328.00 435.50 806.50 792.50 457.00 175.00 0.00 3.10 a 3128.60
1952 2.00 0.00 9.00 98.50 362.00 880.50 869.50 859.00 531.50 164.50 10.00 p 0.00 a 3776.50
1953 14.50 0.00 48.50 90.50 323.50 815.50 864.00 767.50 594.50 218.50 36.50 2.00 3775.50
1954 0.00 17.00 20.50 234.50 336.35 a 731.00 912.95 a 771.50 644.00 227.50 11.00 5.50 3911.80
1955 1.50 0.00 18.00 166.50 346.96 e 514.00 866.00 800.00 528.50 252.00 30.00 23.50 3546.96
1956 4.00 0.00 38.00 w 79.00 482.00 762.00 754.50 699.00 507.50 250.50 15.50 0.50 3554.50
1957 0.00 a 5.00 13.00 86.00 275.00 571.50 886.08 a 801.00 451.00 209.50 4.50 1.50 3304.08
1958 0.00 9.00 2.00 93.00 442.00 665.00 754.50 811.50 561.50 240.50 33.50 0.00 3612.50
1959 0.00 0.00 1.50 135.50 345.00 669.31 a 763.63 a 823.50 450.00 104.00 16.00 0.00 a 3308.44
1960 1.50 0.00 43.50 210.00 331.00 651.50 749.50 798.00 509.50 210.00 17.59 a 5.50 3527.59
1961 0.00 11.50 22.00 109.00 399.50 645.00 776.00 737.50 391.50 178.50 2.07 a 0.00 3272.57
1962 0.00 28.00 15.00 144.00 486.50 580.50 759.50 823.00 482.50 257.00 13.00 1.50 3590.50
1963 0.00 20.50 75.00 209.00 486.50 689.00 916.50 831.50 624.00 394.50 19.00 0.00 4265.50
1964 0.00 0.00 4.50 109.00 384.00 615.00 960.00 736.00 0.00 z 192.00 47.00 0.00 n 3047.50
1965 8.02 b 0.50 8.50 190.00 341.50 543.00 790.00 756.50 422.00 276.00 72.50 5.50 3414.02
1966 0.00 0.00 a 61.00 72.00 514.00 692.50 690.50 h 705.85 e 389.50 0.00 z 0.00 0.00 2434.85
1967 8.50 h 11.00 88.50 241.50 314.00 476.50 g 841.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1496.00
1968 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
1969 0.00 z 0.00 z 0.00 z 118.50 h 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
1970 0.00 z 0.00 z 0.00 z 0.00 z 367.50 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1971 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 104.50 o 206.15 a 39.50 10.50 256.15
1972 5.50 1.74 d 82.87 e 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 90.11
Period of Record Statistics
MEAN 2.08 4.23 33.79 132.12 358.38 640.88 841.07 788.21 518.12 223.28 22.89 3.57 3563.56
S.D. 5.06 6.97 32.53 56.74 87.77 94.49 90.22 76.62 84.60 63.66 18.63 6.93 318.22
SKEW 3.49 2.19 1.46 0.23 0.50 0.08 0.21 -0.52 -0.25 0.25 0.79 2.85 0.10
MAX 25.12 31.50 139.00 270.00 555.00 880.50 1082.00 922.50 724.00 394.50 72.50 35.02 4322.50
MIN 0.00 0.00 0.00 16.55 206.00 435.50 624.00 569.50 237.00 78.50 0.00 0.00 2757.53
NO YRS 58 58 57 61 60 59 55 55 58 59 58 56 31