FORDER 8 S, COLORADO

Monthly Total Growing Degree Days

(052997)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197908
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
1932 0.00 110.00 83.50 365.50 690.00 866.90 a 1245.17 a 1124.00 784.82 b 342.03 a 133.00 21.00 5765.92
1933 6.50 37.00 132.00 251.00 581.00 1024.00 1175.00 1043.50 896.50 470.68 a 150.00 63.00 5830.18
1934 18.50 61.50 167.50 379.14 a 633.00 h 1020.50 1261.50 1163.50 700.50 431.50 h 33.00 w 15.50 4788.14
1935 64.50 61.50 187.00 280.50 427.00 878.00 1195.05 a 1129.00 0.00 z 0.00 z 0.00 z 0.00 z 4222.55
1936 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
1937 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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
1951 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
1952 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
1953 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
1954 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
1955 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
1956 0.00 z 0.00 z 0.00 z 193.00 g 714.50 1103.33 c 1098.90 b 1002.73 e 834.81 d 455.18 a 45.50 19.00 5273.95
1957 2.50 70.00 d 70.02 b 213.50 508.50 784.50 1095.50 1007.50 b 635.36 b 406.62 a 26.00 i 19.24 b 4813.23
1958 1.00 45.11 a 12.00 196.50 707.32 a 895.18 b 978.50 1054.00 a 776.90 a 388.50 96.50 10.00 5161.50
1959 4.65 a 9.50 62.00 270.50 609.15 a 965.89 b 1033.69 b 697.50 k 654.50 279.00 a 67.50 5.88 b 3962.26
1960 0.50 0.00 129.00 374.48 a 573.00 910.00 620.00 m 1065.00 767.50 432.89 c 78.00 9.00 4339.38
1961 1.50 28.50 62.52 a 260.50 602.00 495.50 m 1002.33 a 1006.50 601.07 b 260.00 i 48.50 9.82 a 3623.24
1962 13.00 115.00 66.00 359.00 701.50 812.59 a 1013.70 a 743.50 i 725.00 c 492.68 c 128.50 35.50 4462.46
1963 3.10 a 51.50 148.28 a 383.04 b 718.34 b 940.71 b 1201.50 1039.02 a 851.67 c 457.50 i 88.00 0.50 5425.66
1964 5.00 0.00 31.00 277.24 a 653.00 894.83 a 1210.07 b 1005.50 727.24 a 316.50 g 85.18 b 34.00 4923.06
1965 20.00 23.00 22.70 c 367.76 a 639.12 a 801.35 d 1075.70 a 888.00 558.00 370.00 g 145.34 a 24.05 b 4565.01
1966 1.00 0.00 176.81 d 275.50 661.00 911.11 c 1217.30 c 930.00 a 751.11 c 319.00 g 91.03 a 12.92 a 5027.79
1967 27.00 26.44 a 209.25 a 377.00 516.15 a 803.50 1039.50 911.83 b 667.00 336.50 g 99.00 1.50 4678.17
1968 11.22 b 11.00 115.50 182.50 481.53 a 913.33 c 1024.50 918.24 b 663.21 b 364.50 h 56.00 6.00 4383.05
1969 20.50 16.00 27.00 360.00 631.50 748.50 1088.62 a 1046.50 763.39 b 166.50 h 49.00 11.00 4762.01
1970 15.50 a 15.62 b 26.00 169.66 a 624.50 818.50 1069.50 a 1062.00 517.00 g 208.50 f 48.50 23.00 3872.77
1971 25.00 18.00 104.22 b 289.29 b 481.03 b 933.62 a 975.00 942.40 a 574.50 320.52 c 61.00 25.00 4749.58
1972 17.57 a 48.68 a 205.00 311.54 d 560.58 a 915.56 c 966.50 919.31 b 438.00 i 382.16 b 6.50 0.52 a 4333.90
1973 8.27 a 15.04 a 53.50 167.50 494.00 612.50 h 987.50 717.50 h 609.00 396.50 72.00 13.50 2816.80
1974 14.50 15.50 200.90 e 308.08 d 0.00 z 839.44 c 1062.50 879.37 a 599.48 a 437.10 a 48.75 b 0.00 z 4405.62
1975 0.00 18.67 a 74.18 c 255.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 348.35
1976 0.00 z 28.00 h 64.30 d 259.80 e 562.17 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.50 h 886.27
1977 0.00 q 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 104.00 z 489.00 p 362.00 o 301.00 f 64.80 e 21.50 q 64.80
1978 0.00 x 0.00 z 0.00 z 0.00 z 0.00 z 248.50 t 244.50 w 0.00 z 0.00 z 0.00 z 3.50 w 0.00 z 0.00
1979 0.00 z 0.00 z 13.00 u 161.00 r 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
Period of Record Statistics
MEAN 12.23 34.68 101.26 288.96 597.13 894.35 1091.71 1006.89 707.08 400.32 79.17 17.14 5376.80
S.D. 14.25 31.94 63.98 70.54 86.03 87.54 95.41 82.96 96.58 63.18 36.79 14.46 515.34
SKEW 2.21 1.20 0.36 -0.19 -0.25 0.51 0.40 0.11 0.21 -0.42 0.39 1.54 -0.29
MAX 64.50 115.00 209.25 383.04 718.34 1103.33 1261.50 1163.50 896.50 492.68 150.00 63.00 5830.18
MIN 0.00 0.00 12.00 167.50 427.00 748.50 966.50 879.37 558.00 279.00 6.50 0.50 4749.58
NO YRS 23 23 24 24 22 21 22 20 20 12 21 21 4