ROCKY FORD 2 SE, COLORADO

Monthly Total Growing Degree Days

(057167)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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 49.00 21.50 122.00 332.50 593.50 998.00 1098.00 989.00 766.00 406.00 77.22 c 25.00 5477.72
1894 30.47 b 5.50 201.00 403.00 735.00 878.79 a 1084.50 1030.00 724.50 446.00 112.00 57.00 5707.76
1895 21.50 35.50 137.50 408.00 635.50 853.50 957.00 992.00 841.50 360.00 69.00 7.00 5318.00
1896 18.50 35.00 150.00 438.50 708.50 995.00 1092.50 1088.50 786.67 c 351.00 90.50 15.50 5770.17
1897 0.00 17.50 112.50 312.50 0.00 z 0.00 z 0.00 z 571.50 l 884.50 463.50 139.50 14.00 1944.00
1898 7.00 45.50 90.00 411.50 547.50 884.50 1063.50 1065.50 635.00 294.00 95.50 2.00 5141.50
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 17.00 17.00 176.50 276.50 672.18 a 958.50 1055.50 1046.00 755.00 485.00 93.00 19.50 5571.68
1901 15.00 12.50 109.50 360.50 662.00 960.50 1212.00 1091.50 770.00 476.50 141.00 23.00 5834.00
1902 11.00 60.00 125.00 410.00 741.00 946.00 1049.50 1104.63 a 650.00 426.00 140.50 15.00 5678.63
1903 50.50 0.00 a 146.00 405.50 593.00 757.00 1104.50 1061.50 717.00 363.50 98.00 12.00 5308.50
1904 2.50 117.00 180.00 330.00 602.00 790.50 1018.00 998.00 779.00 425.14 c 111.50 17.50 5371.14
1905 6.50 17.00 181.35 a 278.00 601.00 970.00 1009.00 1072.00 775.00 329.50 151.61 b 0.00 5390.96
1906 30.00 35.91 e 81.12 a 252.00 k 646.41 d 901.03 a 973.52 e 1023.52 a 729.83 a 365.05 b 129.00 44.50 4959.89
1907 19.50 69.50 291.50 328.00 479.00 835.00 1066.50 1029.00 789.50 434.50 102.93 a 6.50 5451.43
1908 1.50 57.00 252.28 b 366.72 a 584.00 961.61 b 1070.50 1025.00 781.55 a 373.55 a 80.69 a 0.00 5554.40
1909 59.50 13.00 95.00 313.00 538.00 883.50 1127.50 1113.00 743.00 424.00 167.00 6.50 5483.00
1910 35.13 a 26.96 a 356.00 422.50 599.00 937.00 1095.33 a 1002.50 841.50 497.60 b 165.52 a 3.50 5982.55
1911 149.83 d 61.00 234.00 377.59 a 760.02 a 1000.71 b 1067.00 1027.00 882.50 349.02 b 65.00 0.00 5973.67
1912 1.55 a 17.50 52.50 335.50 632.73 c 804.00 1059.00 0.00 z 588.10 a 392.50 100.00 8.02 b 3991.40
1913 16.00 11.41 a 128.13 a 356.79 b 743.50 866.00 1097.00 1086.00 638.50 336.87 a 123.50 0.00 g 5403.69
1914 21.00 11.50 130.00 361.00 671.00 964.50 1054.50 1039.50 825.00 455.50 132.00 0.00 5665.50
1915 0.00 33.19 a 57.50 445.50 474.50 839.50 978.00 898.00 772.00 434.00 202.76 a 22.00 5156.94
1916 26.50 51.00 296.50 330.00 654.50 925.50 1171.50 1030.50 705.50 417.50 111.00 32.50 5752.50
1917 18.00 47.50 100.50 301.50 483.50 870.50 1153.00 982.50 784.00 376.50 184.00 52.00 5353.50
1918 27.90 a 76.50 250.50 237.00 700.50 1045.00 1089.00 1077.00 656.00 542.00 124.00 28.50 5853.90
1919 0.00 10.50 134.00 333.00 618.00 846.50 1151.50 1087.50 883.50 361.00 77.50 21.50 5524.50
1920 41.00 14.50 143.50 208.50 662.50 910.50 1097.40 a 967.00 774.50 473.50 54.00 22.50 5369.40
1921 39.50 67.50 286.00 302.50 729.50 908.00 1095.50 1055.50 0.00 z 500.50 127.00 27.50 5139.00
1922 11.50 75.00 176.50 324.00 646.00 1003.50 1087.50 1137.00 853.50 455.00 73.00 35.00 5877.50
1923 61.00 17.00 92.00 406.50 581.25 a 873.00 1121.50 1003.50 714.00 294.50 95.50 14.00 5273.75
1924 1.00 50.50 31.50 330.50 533.00 984.50 1096.50 1093.00 727.50 492.50 134.00 9.50 5484.00
1925 1.50 48.46 b 317.00 504.50 733.50 1056.50 1112.50 1020.00 840.50 306.00 47.00 24.00 6011.46
1926 5.00 61.00 115.00 319.00 686.50 926.50 1088.50 1076.00 831.50 467.50 109.14 a 20.50 5706.14
1927 39.27 a 77.00 137.50 430.50 793.00 876.50 1082.00 952.50 762.50 486.50 215.00 11.00 5863.27
1928 26.50 19.00 202.00 307.50 631.50 795.00 a 1077.00 1007.50 723.50 452.00 113.00 13.50 5368.00
1929 0.00 5.00 151.50 364.00 631.00 928.00 1138.50 1062.00 716.00 437.00 10.50 29.00 5472.50
1930 6.00 114.00 84.50 527.50 574.00 931.50 1086.00 1060.50 778.00 396.50 100.50 0.00 5659.00
1931 0.00 21.50 104.00 328.97 a 591.00 1025.50 1151.00 1033.00 927.50 514.00 71.00 23.80 c 5791.27
1932 0.00 135.50 123.50 446.90 a 770.00 901.50 1217.50 1140.00 753.00 350.50 128.00 16.50 5982.90
1933 18.00 45.00 169.50 256.00 600.50 987.00 1097.00 972.00 850.50 413.33 a 74.00 47.50 5530.33
1934 11.37 a 31.00 144.50 372.00 809.00 1004.00 1259.00 1137.50 702.50 542.00 149.50 23.00 6185.37
1935 43.92 a 44.50 219.00 323.00 505.00 904.50 1187.00 1126.00 753.50 443.50 29.50 4.50 5583.92
1936 20.00 46.50 142.00 421.00 733.50 1036.03 a 1163.50 0.00 z 739.50 335.00 78.50 11.00 4726.53
1937 0.00 40.00 75.00 348.00 705.00 905.50 1162.00 1168.50 821.50 407.50 80.50 12.50 5726.00
1938 18.00 67.50 198.50 394.50 622.50 952.50 1115.50 1133.00 813.50 522.50 54.00 1.00 5893.00
1939 9.00 0.50 178.50 393.50 734.50 999.50 1180.50 1048.00 893.50 467.00 70.00 91.00 6065.50
1940 0.00 49.50 174.00 335.00 665.50 941.00 1184.50 1037.50 868.50 547.00 108.50 47.50 5958.50
1941 5.00 32.00 138.00 375.50 740.00 873.00 1082.00 1063.00 782.50 437.50 134.50 33.50 5696.50
1942 13.00 6.50 88.00 463.00 676.00 925.50 1115.50 1071.00 738.00 409.00 190.50 15.00 5711.00
1943 48.00 80.50 169.00 553.50 604.50 983.00 1153.00 1146.50 722.00 350.50 85.50 0.00 5896.00
1944 19.50 24.50 113.00 211.00 653.50 938.50 1038.50 1067.50 762.50 456.00 154.50 1.50 5440.50
1945 5.00 52.50 224.00 315.00 707.00 823.00 1104.00 1070.00 761.50 484.00 143.50 11.50 5701.00
1946 22.00 69.00 254.00 575.50 574.50 1006.50 1142.00 1052.50 802.50 405.00 18.00 61.50 5983.00
1947 8.50 9.00 137.00 326.50 625.00 834.00 1112.00 1109.50 869.00 560.50 21.00 7.00 5619.00
1948 16.50 32.50 133.00 519.00 715.50 947.00 1150.00 1068.50 875.50 420.50 76.00 39.00 5993.00
1949 7.00 33.00 158.50 419.50 709.00 910.50 1126.00 1042.00 791.50 408.00 222.50 17.00 5844.50
1950 60.00 91.50 150.00 437.22 c 627.00 980.50 1040.00 958.00 737.50 621.00 105.50 30.00 5838.22
1951 32.00 50.00 96.50 292.50 693.50 782.50 1139.50 1082.50 740.00 401.00 60.00 52.00 5422.00
1952 53.50 37.00 99.00 370.50 660.50 1091.00 1122.50 1108.00 815.50 419.57 b 96.00 14.00 5887.07
1953 96.50 31.00 193.50 321.00 572.00 1067.50 1201.00 1073.00 831.00 496.50 155.50 9.00 6047.50
1954 39.00 145.50 146.00 529.50 662.00 1044.50 1235.00 1054.50 890.50 442.00 128.00 38.00 6354.50
1955 5.00 20.50 161.00 419.50 683.50 860.50 1191.50 1116.00 804.00 488.00 103.50 67.50 5920.50
1956 43.00 20.50 218.00 317.00 768.00 1081.50 1112.00 1019.00 853.50 537.00 60.00 23.00 6052.50
1957 13.00 90.00 124.50 300.00 607.00 887.00 1166.00 1104.50 728.00 489.50 71.50 44.00 5625.00
1958 1.50 63.00 45.50 293.00 799.00 1018.50 1083.50 1122.50 879.00 459.00 153.00 16.00 5933.50
1959 5.00 27.00 126.00 370.50 731.50 1039.00 1106.00 1140.50 731.00 351.00 108.50 9.50 5745.50
1960 7.50 5.50 169.00 468.50 673.50 991.00 1079.00 1111.00 813.00 449.00 129.50 11.00 5907.50
1961 2.67 b 49.50 117.00 341.50 694.50 923.00 1057.50 1050.00 662.00 405.00 65.00 7.00 5374.67
1962 6.00 117.50 83.00 432.50 760.00 887.50 1075.00 1078.50 795.00 522.00 119.00 25.50 5901.50
1963 5.00 90.00 193.50 484.50 775.50 994.00 1200.50 1080.00 902.00 646.00 137.00 1.50 6509.50
1964 26.00 1.50 86.50 337.00 705.50 936.00 1216.00 1045.00 786.50 443.50 137.00 66.00 5786.50
1965 48.50 46.00 47.00 449.50 690.50 876.00 1121.50 981.00 646.50 460.00 177.50 45.50 5589.50
1966 5.00 1.00 239.00 415.50 748.00 1004.50 1251.00 1021.00 843.00 422.50 120.00 11.50 6082.00
1967 59.00 53.00 317.00 496.00 604.50 877.00 1105.50 995.00 738.00 468.00 103.50 7.00 5823.50
1968 20.00 19.00 174.50 293.00 583.00 1003.50 1111.00 1008.00 745.50 485.50 63.50 16.00 5522.50
1969 38.00 38.00 48.50 464.50 701.50 842.00 1167.50 1137.00 832.00 270.50 86.50 7.50 5633.50
1970 24.00 58.50 66.50 313.50 763.00 938.00 1161.00 1142.50 748.50 297.00 108.50 41.50 5662.50
1971 42.50 43.00 205.50 381.00 633.00 1019.50 1089.00 1009.50 689.00 427.50 91.50 30.50 5661.50
1972 36.50 83.50 324.00 456.00 680.50 997.00 1069.50 1043.50 794.00 479.50 17.50 2.00 5983.50
1973 15.50 25.50 122.00 253.00 615.00 925.00 1080.00 1072.50 685.50 500.50 124.00 40.00 5458.50
1974 16.00 53.50 301.50 412.50 792.00 971.00 1169.00 986.00 691.50 509.00 89.00 7.00 5998.00
1975 11.00 29.50 149.50 365.00 639.00 929.00 1103.50 1094.50 721.50 482.50 116.00 29.00 5670.00
1976 10.00 131.50 173.00 409.50 647.50 930.00 1118.50 1024.50 758.50 336.00 84.00 9.00 5632.00
1977 0.00 28.52 a 162.00 437.00 794.00 1037.00 1194.00 1046.00 885.50 454.50 95.50 65.50 6199.52
1978 6.50 7.50 223.00 480.50 623.00 980.50 1210.50 1016.00 819.50 466.00 113.00 10.00 5956.00
1979 0.00 62.50 176.50 407.50 592.00 913.00 1122.00 998.50 835.00 523.00 19.00 31.50 5680.50
1980 13.50 50.00 91.00 267.50 584.50 1031.50 1235.50 1123.50 848.00 381.50 160.50 84.00 5871.00
1981 13.00 104.50 163.00 565.50 664.00 1082.00 1163.50 1009.50 835.50 482.00 181.50 40.00 6304.00
1982 34.50 63.50 184.00 390.50 663.50 858.50 1118.50 1113.50 816.50 408.50 69.00 31.00 5751.50
1983 4.50 50.50 154.00 285.00 581.00 880.00 1191.00 1184.00 901.00 489.50 156.50 4.50 5881.50
1984 0.00 29.00 66.50 235.00 742.50 959.00 1140.50 1108.50 737.50 364.00 118.00 55.50 5556.00
1985 5.00 31.00 185.50 450.50 734.50 954.50 1124.00 1087.00 741.50 421.50 74.50 2.00 5811.50
1986 84.22 a 148.00 289.50 484.00 679.00 973.50 1116.50 1044.00 758.00 400.00 91.50 0.00 6068.22
1987 25.00 46.00 103.50 430.50 712.00 974.00 1160.00 1033.00 727.50 431.00 136.00 45.50 5824.00
1988 8.00 38.50 163.00 367.50 698.50 1035.50 1121.00 1105.50 775.00 454.00 179.00 5.50 5951.00
1989 20.50 32.00 306.50 471.50 779.00 873.50 1128.00 1040.00 759.00 459.50 116.50 21.50 6007.50
1990 22.00 33.00 167.00 421.00 626.50 1070.50 1049.50 1021.50 889.50 472.00 183.50 8.00 5964.00
1991 0.50 42.00 202.50 384.50 794.00 1023.50 1078.50 1066.00 790.00 495.50 55.00 5.50 5937.50
1992 5.00 60.00 208.50 499.00 761.50 842.50 1053.50 965.50 837.50 462.50 34.00 0.50 5730.00
1993 6.00 4.50 159.00 392.00 674.00 945.00 1151.00 1029.50 699.00 428.50 26.00 27.00 5541.50
1994 8.50 38.00 256.50 411.50 765.00 1099.50 1110.50 1124.00 812.50 440.00 127.50 26.50 6220.00
1995 37.00 106.50 238.00 293.00 548.00 868.00 1062.00 1188.50 782.50 410.50 158.00 49.50 5741.50
1996 16.00 120.00 166.50 456.00 856.50 993.00 1128.00 1076.00 775.50 504.50 131.50 62.00 6285.50
1997 47.50 59.00 270.50 292.00 708.50 979.50 1157.00 1053.50 885.50 465.00 47.50 0.00 5965.50
1998 2.00 34.00 158.50 352.00 799.00 933.00 1197.50 1065.50 928.50 512.00 158.00 56.00 6196.00
1999 58.00 119.50 254.50 334.00 672.00 945.00 1197.50 1110.50 762.50 459.00 237.00 13.50 6163.00
2000 45.00 131.00 224.00 490.00 790.50 994.50 1183.00 1172.00 847.00 476.50 32.00 0.00 6385.50
2001 5.50 32.50 133.50 499.50 700.00 1016.00 1250.50 1132.00 844.00 492.00 191.50 22.00 6319.00
2002 37.50 59.00 147.00 528.50 758.50 0.00 z 1227.50 1142.50 826.50 361.50 104.50 13.50 5206.50
2003 48.50 32.50 224.50 518.00 761.50 899.50 1288.50 1153.50 763.50 574.50 105.00 28.00 6397.50
2004 9.00 59.50 321.00 410.50 808.50 908.50 1059.50 953.50 799.50 453.00 71.50 44.00 5898.00
2005 36.50 44.50 117.50 364.00 683.50 934.50 1130.50 1103.50 916.50 540.00 201.50 46.50 6119.00
2006 76.50 43.50 216.50 556.00 803.50 1090.00 1205.50 1100.00 0.00 z 413.00 163.50 18.00 5686.00
2007 0.00 1.50 322.50 374.00 729.50 957.00 1149.50 1199.00 901.50 558.50 189.50 36.00 6418.50
2008 34.00 39.50 200.50 367.00 734.50 1014.50 1214.00 1093.00 814.00 489.50 163.50 66.00 6230.00
2009 42.00 56.00 251.00 432.50 739.00 921.50 1082.50 1017.50 727.00 257.50 134.00 1.50 5662.00
2010 8.00 3.00 136.50 430.50 672.00 1028.00 1155.50 1115.50 897.00 488.50 119.50 30.00 6084.00
2011 6.00 63.50 232.50 439.00 652.00 1051.00 1217.27 a 1195.57 a 768.00 427.50 99.00 0.00 6151.33
2012 30.00 28.00 342.50 531.00 773.50 1129.50 1227.00 1110.00 799.50 373.00 151.50 54.00 6549.50
2013 27.00 20.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 47.50
Period of Record Statistics
MEAN 22.31 46.84 170.31 387.70 676.17 947.50 1126.22 1065.82 786.52 440.49 111.41 23.46 5809.48
S.D. 23.16 33.86 72.82 80.96 79.73 75.90 62.49 58.11 69.96 69.76 47.54 20.24 300.24
SKEW 2.06 1.07 0.52 0.17 -0.26 -0.06 0.07 -0.02 -0.14 -0.11 0.15 0.98 0.16
MAX 149.83 148.00 356.00 575.50 856.50 1129.50 1288.50 1199.00 928.50 646.00 237.00 91.00 6549.50
MIN 0.00 0.00 31.50 208.50 474.50 757.00 957.00 898.00 588.10 257.50 10.50 0.00 5141.50
NO YRS 120 120 119 118 118 117 118 116 117 119 119 118 111