BYERS 5 ENE, COLORADO

Monthly Total Growing Degree Days

(051179)

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 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 0.00 z 0.00 z 0.00 z 0.00
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 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
1922 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1924 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
1925 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
1926 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
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 0.00 z 0.00 z 0.00 z 0.00
1928 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
1929 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
1930 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 170.50 u 348.00 110.50 2.50 461.00
1931 17.00 11.50 64.00 294.00 519.50 939.00 1118.00 1020.50 833.00 425.00 129.50 25.00 5396.00
1932 4.50 70.50 43.40 a 278.50 548.50 782.50 1121.00 1056.50 704.00 307.00 166.50 17.50 5100.40
1933 6.50 12.00 127.50 213.50 460.00 959.50 1118.50 963.00 822.00 492.00 143.00 61.50 5379.00
1934 28.50 64.50 160.00 335.00 652.00 880.00 1120.50 1012.00 562.50 500.50 170.00 23.00 5508.50
1935 51.50 39.50 126.50 194.50 275.50 757.00 1081.00 1001.50 664.50 386.00 25.00 3.00 4605.50
1936 12.50 25.50 86.50 349.66 a 604.50 928.00 1124.00 991.00 719.50 313.50 77.00 24.50 5256.16
1937 0.00 8.81 a 35.00 221.50 565.00 745.00 1094.00 1107.22 a 791.00 406.00 92.50 2.50 5068.53
1938 11.00 52.00 141.50 310.50 469.50 809.50 966.50 1039.50 710.00 455.00 36.00 9.50 5010.50
1939 4.50 0.00 a 123.00 271.61 b 618.50 855.50 1137.50 962.00 799.44 c 413.50 122.00 151.38 a 5458.94
1940 2.07 a 50.50 158.00 262.00 568.00 900.00 1078.50 978.50 742.00 435.50 86.50 40.50 5302.07
1941 5.00 16.50 78.00 192.00 559.66 c 743.50 982.50 960.00 641.50 300.50 141.00 54.00 4674.16
1942 8.00 0.00 29.50 315.00 443.50 743.50 1003.50 967.50 628.00 370.00 131.50 32.55 a 4672.55
1943 50.50 60.31 b 116.00 396.00 e 417.98 a 740.50 1092.50 1088.50 672.00 365.50 88.50 3.50 5091.79
1944 15.50 20.50 22.50 105.00 638.50 786.00 962.00 1007.50 691.00 416.00 124.50 0.00 4789.00
1945 1.00 14.50 103.50 156.00 465.50 618.50 987.00 953.50 590.00 403.00 110.50 8.00 4411.00
1946 1.00 24.00 173.00 426.50 380.00 868.50 1039.50 964.00 678.00 323.50 23.50 86.50 4988.00
1947 11.50 16.00 o 72.69 b 194.50 473.00 669.50 988.00 1037.50 792.00 477.00 27.00 19.50 4762.19
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1032.00 688.50 f 364.80 c 58.33 c 26.50 1481.64
1949 0.00 33.50 77.00 327.50 526.50 757.50 1048.00 992.50 694.50 323.00 225.52 a 25.00 5030.52
1950 51.50 93.50 94.79 e 259.29 b 273.00 k 813.62 a 892.44 e 898.50 622.00 588.00 102.00 36.50 4452.14
1951 19.50 41.00 67.34 b 172.50 540.00 441.00 h 1040.10 b 939.62 b 664.20 e 297.50 75.00 21.50 3878.27
1952 28.42 a 26.10 d 37.09 c 252.50 503.00 931.03 a 1040.50 996.00 773.00 399.50 70.00 6.00 5063.14
1953 78.50 37.00 136.00 180.50 458.36 c 904.50 1081.00 956.00 797.78 c 445.50 170.50 10.33 a 5255.97
1954 41.50 f 127.50 61.00 414.44 c 549.70 c 897.41 a 1145.45 a 990.45 a 783.50 391.93 c 161.50 25.00 5547.88
1955 0.00 d 11.85 b 95.00 315.50 590.50 708.62 a 1116.50 1033.50 707.50 422.00 77.50 74.00 5152.47
1956 44.50 4.50 136.00 169.29 b 629.00 823.50 f 1009.50 890.00 776.90 a 485.84 b 51.50 26.00 4223.03
1957 0.00 72.15 b 51.50 140.00 313.00 h 726.50 1010.00 959.40 b 610.71 b 364.50 56.50 49.00 4040.26
1958 2.00 66.00 29.50 158.00 673.00 870.00 926.00 1033.50 735.50 414.00 117.50 21.24 d 5046.24
1959 17.50 3.00 40.19 d 259.50 510.97 b 880.00 996.00 1026.00 633.50 274.35 a 53.00 11.22 b 4705.23
1960 0.00 0.00 124.00 284.00 499.10 a 851.50 978.57 a 1020.50 751.61 b 409.64 c 86.50 6.41 b 5011.83
1961 4.43 c 33.00 g 0.00 z 132.00 g 564.89 d 819.50 994.00 994.50 496.50 337.50 53.50 20.00 4284.82
1962 10.50 94.50 61.50 333.50 616.00 744.50 977.00 986.50 686.50 436.50 130.00 46.00 5123.00
1963 0.00 64.00 131.00 287.50 642.00 851.00 1124.50 954.00 821.00 572.50 124.00 21.50 5593.00
1964 12.50 o 3.00 34.50 245.50 582.00 760.50 1082.00 915.00 653.00 378.00 97.50 35.50 4786.50
1965 19.50 25.50 24.00 320.00 543.50 391.00 l 1017.00 910.50 478.00 449.00 154.50 61.00 4002.50
1966 4.00 0.00 148.50 212.00 626.50 800.00 1108.50 901.50 689.50 328.50 102.00 18.00 4939.00
1967 26.00 24.50 190.00 278.50 408.00 630.00 924.50 846.50 624.00 384.50 94.00 1.00 4431.50
1968 11.50 4.50 113.00 147.00 396.00 862.50 972.50 869.50 652.50 409.50 53.50 22.50 4514.50
1969 28.50 16.50 69.50 356.00 596.00 627.00 1049.50 1019.50 731.50 140.00 59.00 17.50 4710.50
1970 31.00 37.00 33.00 146.50 573.00 729.50 985.50 1023.50 600.00 193.00 67.50 9.00 4428.50
1971 27.50 8.00 89.50 219.50 405.50 857.00 956.50 1007.00 569.00 317.00 67.50 23.50 4547.50
1972 8.00 48.00 177.00 247.00 471.00 816.00 931.00 916.00 640.50 365.50 0.00 0.50 4620.50
1973 2.00 1.00 17.50 129.00 449.50 764.50 934.50 995.50 561.00 362.00 66.00 22.00 4304.50
1974 0.00 1.50 142.50 226.00 601.00 806.50 1042.00 857.50 548.00 356.50 23.00 0.00 4604.50
1975 5.00 10.00 53.50 173.50 367.00 691.50 983.50 951.50 567.00 402.50 95.00 21.00 4321.00
1976 14.50 44.00 75.00 256.00 479.50 737.00 1034.00 916.50 625.50 239.50 69.00 10.00 4500.50
1977 0.00 21.00 57.50 267.50 595.00 933.00 1054.00 927.00 753.50 321.50 67.00 42.00 5039.00
1978 0.00 3.00 140.00 274.50 471.00 813.50 1078.00 916.50 725.50 361.50 82.00 0.00 4865.50
1979 0.00 20.00 81.00 292.00 451.50 747.00 1007.50 885.50 742.50 398.50 8.00 0.00 4633.50
1980 1.00 14.00 39.50 198.50 440.50 892.00 1083.00 989.50 742.00 291.50 128.50 94.50 4914.50
1981 8.50 57.00 45.00 405.00 453.50 826.50 998.00 867.50 742.00 339.00 137.00 45.00 4924.00
1982 15.50 73.50 86.00 225.50 475.00 670.50 999.50 1011.00 669.50 270.00 26.50 18.50 4541.00
1983 0.00 21.00 66.00 163.50 384.00 652.00 980.50 1027.00 736.50 349.00 100.50 0.00 4480.00
1984 0.00 0.00 8.50 112.00 574.00 773.00 1051.00 994.50 631.50 234.00 68.50 46.00 4493.00
1985 1.03 a 14.50 94.00 305.50 561.00 797.50 1002.00 993.50 591.50 285.00 41.00 0.00 4686.53
1986 61.50 83.00 208.00 309.50 508.00 887.00 1029.00 952.50 609.83 a 298.00 63.50 0.00 5009.83
1987 7.00 42.50 77.00 328.50 557.00 828.50 1042.50 930.00 614.00 305.00 86.50 29.50 4848.00
1988 0.00 17.00 94.50 306.00 582.50 922.00 1038.50 1038.50 658.00 392.50 105.00 7.50 5162.00
1989 14.00 21.00 221.50 360.00 607.00 739.00 1063.00 942.50 673.50 344.00 108.50 11.50 5105.50
1990 28.00 3.50 85.00 277.00 481.50 962.50 954.00 953.00 777.00 374.50 156.50 19.00 5071.50
1991 0.00 21.00 103.00 228.50 601.50 870.00 977.50 922.00 654.00 395.50 37.50 0.00 4810.50
1992 0.00 39.50 116.50 375.50 624.00 748.00 928.50 896.00 718.00 413.50 23.50 0.00 4883.00
1993 0.00 0.00 119.50 222.50 539.50 751.50 954.50 885.00 585.50 295.00 29.50 18.50 4401.00
1994 6.50 19.00 148.00 285.00 687.00 983.50 1039.50 1065.50 762.00 325.50 71.00 25.00 5417.50
1995 2.50 73.00 160.50 157.50 315.00 708.50 971.50 1080.50 685.50 274.00 126.50 48.00 4603.00
1996 22.50 76.50 87.00 264.00 568.50 878.00 1030.00 1003.00 651.00 393.00 86.50 49.50 5109.50
1997 41.50 33.00 172.00 203.00 532.50 860.00 1087.00 950.00 747.50 386.50 61.00 0.00 5074.00
1998 7.00 13.00 133.50 193.50 653.50 738.50 1100.00 1009.00 848.00 344.00 132.50 47.00 5219.50
1999 15.00 49.00 153.00 180.00 456.50 730.00 1071.50 965.13 a 589.50 339.50 202.50 25.32 a 4776.95
2000 14.50 58.50 99.00 331.00 592.50 837.00 1117.00 0.00 z 688.45 a 362.18 a 9.50 2.00 4111.63
2001 10.00 8.50 65.50 279.00 507.50 840.50 1095.00 1006.00 739.14 a 321.50 141.00 0.50 5014.14
2002 25.00 32.50 49.50 308.00 507.50 953.50 1142.00 1007.50 719.50 245.00 67.50 17.00 5074.50
2003 33.50 26.00 131.00 365.00 550.50 714.00 1197.50 1075.50 603.00 478.00 42.00 15.00 5231.00
2004 8.50 21.00 196.50 286.50 572.00 726.00 951.00 890.50 725.00 365.50 72.00 17.50 4832.00
2005 43.00 19.50 77.00 209.00 534.00 804.00 1143.00 962.50 782.00 368.50 156.00 26.00 5124.50
2006 36.50 27.00 106.50 328.00 575.00 903.75 b 1076.50 930.50 517.50 317.00 110.00 16.00 4944.25
2007 0.00 0.00 237.67 a 249.64 b 582.50 843.50 1109.28 a 1072.08 a 730.50 430.00 149.00 14.50 5418.68
2008 7.00 6.73 a 90.50 180.00 478.50 777.00 1117.50 936.00 598.50 328.50 132.50 14.50 4667.23
2009 40.50 42.00 a 126.50 227.07 a 560.00 737.50 964.00 938.50 668.50 175.00 118.00 3.50 4601.07
2010 2.50 0.00 84.00 227.00 425.50 822.50 1031.00 1021.50 787.00 385.00 77.00 21.70 a 4884.70
2011 4.81 b 25.00 121.00 212.59 a 369.33 b 833.28 a 1113.50 1119.50 673.00 358.00 56.00 7.00 4893.00
2012 35.00 0.00 238.50 374.00 567.00 993.62 a 781.00 j 1041.50 725.69 a 260.40 a 119.00 33.50 4388.21
2013 8.50 2.00 59.79 c 6.00 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 70.29
Period of Record Statistics
MEAN 14.57 29.41 100.61 256.72 524.08 808.49 1037.66 977.15 683.95 362.83 91.15 23.47 4905.28
S.D. 16.92 27.34 52.88 74.95 85.18 88.04 66.54 60.15 81.45 77.67 46.65 24.57 314.07
SKEW 1.48 1.14 0.56 0.13 -0.52 -0.01 0.03 0.00 -0.23 0.01 0.32 2.33 0.03
MAX 78.50 127.50 238.50 426.50 687.00 993.62 1197.50 1119.50 848.00 588.00 225.52 151.38 5593.00
MIN 0.00 0.00 8.50 105.00 275.50 618.50 892.44 846.50 478.00 140.00 0.00 0.00 4304.50
NO YRS 80 80 81 80 79 78 80 81 81 83 83 83 70