STRATTON, COLORADO

Monthly Total Growing Degree Days

(058008)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201201
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
1934 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 978.50 1258.00 1097.00 666.00 557.50 182.00 22.00 4761.00
1935 55.00 60.50 171.50 236.00 372.50 786.00 1182.00 1101.50 733.00 405.50 23.00 0.00 5126.50
1936 6.50 34.50 115.50 372.00 675.50 972.00 1212.50 1121.00 764.50 339.50 110.50 21.00 5745.00
1937 0.00 24.00 45.00 260.50 642.50 804.00 1158.50 1151.50 797.00 438.50 100.50 14.50 5436.50
1938 18.50 70.00 154.00 342.50 548.00 899.00 1096.50 1129.50 807.50 574.00 66.00 22.50 5728.00
1939 12.50 0.00 138.50 327.50 675.00 867.50 1142.00 1011.00 856.50 436.50 108.50 152.50 5728.00
1940 2.00 44.50 120.50 286.00 611.00 908.00 1149.00 984.50 794.00 532.00 92.50 65.50 5589.50
1941 10.50 17.50 80.50 232.00 657.00 788.00 1038.00 1034.00 716.50 380.50 183.00 64.00 5201.50
1942 1.50 1.50 0.00 z 416.50 543.50 789.50 1055.50 941.00 663.50 425.00 167.50 31.50 5036.50
1943 55.00 90.50 154.50 448.00 442.50 819.50 1092.50 1105.50 725.50 401.00 116.00 9.50 5460.00
1944 21.00 13.50 35.00 126.50 617.00 834.50 981.50 1015.50 743.00 465.00 146.50 3.00 5002.00
1945 14.00 23.00 197.00 203.00 530.00 639.50 1061.00 1039.50 661.50 451.00 165.00 33.00 5017.50
1946 17.00 69.00 201.00 537.00 444.00 883.50 1091.50 1023.50 780.00 388.50 17.00 84.00 5536.00
1947 32.00 30.50 89.50 261.00 525.50 746.50 1071.50 1154.00 896.00 600.00 21.00 36.50 5464.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1080.00 886.50 460.50 74.00 26.00 2527.00
1949 4.00 38.50 97.00 334.50 620.00 833.00 1074.00 991.50 735.50 367.50 257.50 43.00 5396.00
1950 49.00 89.00 111.50 287.50 516.50 921.00 962.00 930.50 674.50 625.50 117.00 65.00 5349.00
1951 36.00 71.00 69.00 205.00 613.28 a 678.00 1003.50 1033.50 677.50 374.50 78.00 28.50 4867.78
1952 27.00 26.00 53.50 293.50 569.00 1077.00 1113.00 1082.00 805.86 a 433.00 106.00 9.00 5594.86
1953 91.50 40.00 180.00 210.00 486.50 1016.00 1127.50 1059.00 863.50 516.00 182.50 8.50 5781.00
1954 44.00 150.00 81.50 464.00 545.00 982.50 1257.50 1103.00 917.00 410.00 189.00 44.00 6187.50
1955 2.00 21.50 108.50 383.50 654.50 766.50 1216.50 1129.50 790.00 527.00 88.50 76.50 5764.50
1956 44.00 22.00 192.50 223.00 708.00 1097.50 1083.00 1036.50 854.00 565.00 31.80 e 51.50 5908.80
1957 0.00 61.00 50.50 215.00 444.00 828.50 1123.00 1051.50 673.97 a 390.50 76.00 53.50 4967.47
1958 18.00 71.50 11.62 c 208.00 713.50 492.00 n 482.00 p 824.00 g 617.50 g 395.00 101.50 19.78 b 1538.90
1959 12.50 1.00 53.50 255.50 528.00 920.00 1035.50 1085.00 660.50 267.00 49.50 17.00 4885.00
1960 0.50 0.00 95.00 351.50 524.50 796.00 1004.50 1072.50 743.00 415.00 91.00 13.50 5107.00
1961 5.00 45.00 65.50 189.50 497.00 826.50 1016.00 1029.56 e 533.00 355.50 44.00 13.50 4620.06
1962 16.00 111.50 55.00 336.50 716.50 798.00 1040.50 1026.50 671.50 427.50 118.00 42.00 5359.50
1963 2.50 79.00 171.50 340.86 a 692.50 983.50 1157.50 1072.48 e 838.50 613.50 122.00 13.00 6086.84
1964 26.50 1.00 44.00 272.07 a 628.50 819.50 1202.00 849.00 f 734.50 405.50 133.50 52.50 4319.57
1965 38.50 41.50 38.50 392.50 690.00 802.00 1074.15 a 926.50 487.50 513.50 159.00 53.50 5217.15
1966 4.00 0.50 208.00 282.50 701.00 906.00 1199.00 962.72 d 746.00 400.50 118.00 26.50 5554.72
1967 67.50 30.00 219.00 401.50 552.00 821.50 1039.00 962.50 715.50 472.00 98.50 8.00 5387.00
1968 43.00 19.50 177.00 252.50 481.00 984.50 1044.50 936.50 732.00 481.50 72.50 24.50 5249.00
1969 10.50 9.00 55.50 393.50 658.00 785.00 1125.00 1097.92 a 798.00 213.50 93.50 20.50 5259.92
1970 19.50 33.50 36.00 213.00 683.00 826.50 1099.50 1117.00 685.50 251.00 77.50 11.50 5053.50
1971 34.00 15.00 119.50 289.50 498.00 902.50 999.50 1009.00 665.00 382.00 76.00 22.50 5012.50
1972 12.50 54.89 a 231.00 331.00 575.00 898.50 963.00 969.00 721.50 403.00 12.50 3.50 5175.39
1973 16.50 25.50 63.00 228.50 540.00 916.50 1059.00 1100.50 637.50 462.50 105.00 25.50 5180.00
1974 8.00 16.50 209.50 320.00 700.00 882.50 1179.00 927.00 643.00 457.00 59.00 2.50 5404.00
1975 5.00 14.50 93.50 313.00 547.50 850.50 1091.50 1100.00 682.00 485.00 149.00 25.00 5356.50
1976 32.00 104.50 135.00 310.34 a 573.00 870.00 1105.00 1036.50 742.00 309.00 116.00 32.00 5365.34
1977 0.00 55.00 112.00 380.00 694.00 1009.50 1163.50 1025.00 837.50 496.50 101.50 55.50 5930.00
1978 1.50 0.00 z 0.00 z 338.00 537.50 899.50 1178.00 989.50 809.00 489.50 107.00 4.00 5353.50
1979 0.00 28.50 m 0.00 z 0.00 z 222.00 t 888.50 1093.00 0.00 z 824.50 0.00 z 31.15 d 0.00 z 2837.15
1980 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1981 0.00 z 0.00 z 0.00 z 504.50 513.05 a 923.40 e 862.00 g 978.16 c 872.59 a 432.50 201.72 a 79.64 b 4505.56
1982 31.00 99.00 168.00 282.50 583.50 778.50 1162.00 1166.50 810.50 469.00 64.00 0.00 z 5614.50
1983 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1221.00 586.50 l 501.00 0.00 z 0.00 z 1722.00
1984 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 40.00 40.00
1985 5.50 28.50 147.50 423.00 716.62 a 901.50 1125.00 1069.00 0.00 z 212.50 o 71.50 7.00 4495.12
1986 116.00 128.00 267.00 379.50 607.50 428.00 o 0.00 z 0.00 z 0.00 z 0.00 z 31.50 y 2.50 1500.50
1987 59.50 66.50 110.00 372.50 639.50 913.00 1106.50 971.33 a 691.00 399.50 120.50 43.00 5492.83
1988 10.50 28.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 738.00 i 654.50 325.50 0.00 z 17.00 1035.50
1989 0.00 z 15.56 a 158.00 362.00 569.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1104.56
1990 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 851.00 1000.50 0.00 z 797.50 365.50 189.50 32.00 3236.00
1991 6.00 61.00 123.50 255.00 631.00 923.50 1007.50 929.50 689.00 403.00 46.00 14.00 5089.00
1992 4.50 60.50 173.00 359.50 599.50 725.00 927.00 857.50 722.00 387.50 32.50 0.00 4848.50
1993 0.00 0.00 105.50 201.50 531.50 782.50 961.00 916.00 528.50 346.50 23.00 32.50 4428.50
1994 14.50 16.50 189.00 300.50 683.00 1007.00 1036.50 1096.00 797.50 418.50 87.00 51.50 5697.50
1995 32.50 96.50 202.00 199.50 349.00 802.50 1061.00 1141.50 713.00 346.50 184.50 65.00 5193.50
1996 37.50 115.50 95.50 300.50 614.50 1076.50 1244.50 1187.00 728.50 416.00 78.00 78.00 5972.00
1997 69.50 41.00 204.00 244.00 547.00 889.00 1094.00 999.00 805.50 428.50 69.00 2.00 5392.50
1998 16.50 19.00 138.50 222.00 684.50 790.00 1112.50 1017.50 889.50 410.50 144.50 70.50 5515.50
1999 35.00 82.00 161.00 226.50 558.00 833.00 1116.52 a 1028.50 654.00 440.00 299.50 45.50 5479.52
2000 27.00 115.00 139.50 345.50 661.50 358.50 r 247.50 x 1123.75 c 757.00 403.50 17.50 4.00 i 3590.25
2001 16.03 b 9.00 80.50 353.00 581.00 905.00 1161.50 1061.50 727.22 c 368.38 a 212.50 23.85 e 5499.49
2002 43.50 38.50 38.00 m 341.00 564.00 1018.00 1142.00 1014.50 718.00 279.00 95.00 19.50 i 5253.50
2003 29.00 t 28.50 179.44 e 182.00 k 549.00 762.00 863.00 h 1090.50 648.50 296.50 m 60.50 f 26.50 f 3257.94
2004 11.00 r 45.24 d 202.50 274.00 f 620.60 e 589.00 f 955.50 698.50 h 744.00 e 273.50 k 93.50 j 35.77 e 2603.61
2005 58.50 0.00 z 0.00 z 0.00 z 0.00 z 71.00 z 342.50 u 421.50 r 819.00 407.50 130.50 f 43.50 1328.50
2006 67.00 35.00 123.00 389.50 344.50 n 971.00 935.50 f 775.50 h 578.00 349.50 130.50 26.50 2670.00
2007 0.00 f 2.00 260.50 199.80 e 506.00 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 182.00 28.02 e 672.32
2008 9.50 10.00 99.50 i 227.40 e 576.17 b 854.40 e 1138.00 940.00 663.00 394.00 154.50 16.50 4983.47
2009 43.50 58.50 179.59 b 248.40 e 634.35 d 773.65 d 807.00 f 940.50 0.00 z 167.00 133.50 4.50 m 3178.99
2010 0.00 z 0.50 m 104.00 202.50 k 111.00 v 701.50 g 1095.00 318.00 v 844.80 e 469.00 120.50 36.00 2669.30
2011 5.50 g 38.64 c 112.24 b 256.73 d 185.00 t 0.00 z 0.00 z 856.50 h 699.31 a 0.00 z 74.50 f 15.50 g 1106.92
2012 42.00 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 42.00
Period of Record Statistics
MEAN 25.18 44.25 129.12 303.92 587.46 871.62 1094.60 1041.28 738.30 421.87 108.71 32.96 5373.27
S.D. 24.10 35.60 60.78 82.65 84.05 94.61 78.00 76.33 88.80 86.92 58.99 26.38 363.54
SKEW 1.34 0.90 0.15 0.47 -0.48 0.24 0.01 -0.04 -0.31 -0.14 0.65 1.62 -0.09
MAX 116.00 150.00 267.00 537.00 716.62 1097.50 1258.00 1221.00 917.00 625.50 299.50 152.50 6187.50
MIN 0.00 0.00 11.62 126.50 349.00 639.50 927.00 857.50 487.50 167.00 12.50 0.00 4428.50
NO YRS 66 67 64 66 65 64 62 63 69 68 68 68 50