LEROY 9 WSW, COLORADO

Monthly Total Growing Degree Days

(054945)

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 24.00 y 108.00 z 34.50 z 137.50 z 66.50 z 86.50 z 0.00 z 0.00 z 0.00 z 0.00
1894 0.00 z 0.00 z 0.00 z 51.00 z 82.00 z 207.00 x 158.00 z 0.00 z 0.00 z 49.00 z 0.00 z 0.00 z 0.00
1895 0.00 13.50 113.50 87.50 v 531.00 694.50 892.28 a 1003.50 781.50 298.00 63.62 a 13.00 4404.40
1896 25.50 39.50 102.50 294.00 611.73 a 846.50 1008.00 1029.20 a 646.55 a 311.50 42.50 20.00 4977.49
1897 0.00 8.50 53.00 236.00 633.50 761.00 994.00 931.00 850.00 384.00 103.50 5.50 4960.00
1898 4.50 35.00 32.00 287.50 417.00 827.00 990.00 1060.50 644.50 253.68 a 72.50 9.30 a 4633.48
1899 8.27 a 0.00 31.00 260.00 457.50 799.00 958.00 983.50 735.50 313.62 a 136.50 8.00 4690.88
1900 15.50 5.19 a 95.14 b 221.00 608.50 901.00 979.50 1052.00 657.50 431.00 83.50 32.50 5082.32
1901 15.50 8.00 72.16 b 237.00 549.00 820.34 a 1187.50 1007.00 624.50 376.28 b 123.62 a 10.50 5031.40
1902 17.00 14.00 53.50 230.00 574.50 769.50 943.50 969.00 582.50 386.00 73.50 0.00 4613.00
1903 13.00 0.00 65.00 199.14 a 428.00 635.00 1002.00 952.50 598.50 354.00 96.00 28.50 4371.64
1904 5.50 69.50 80.60 a 193.50 472.00 669.00 866.45 a 947.05 a 694.50 393.00 142.50 37.00 4570.60
1905 2.67 b 22.00 117.50 175.50 377.68 a 766.50 872.00 1001.00 759.00 255.50 92.00 1.00 4442.36
1906 19.12 a 32.00 14.47 a 273.62 a 485.31 b 658.00 863.00 933.00 681.50 296.00 66.00 43.00 4365.01
1907 2.58 a 65.00 208.00 178.45 a 328.08 a 702.41 a 957.90 a 966.00 649.50 409.72 a 66.50 14.00 4548.15
1908 5.17 a 12.95 a 98.34 b 303.00 410.00 669.50 904.00 868.50 780.50 302.00 121.50 0.00 4475.46
1909 6.00 9.00 23.50 158.50 399.00 758.00 1008.00 1061.50 658.00 331.50 144.00 0.00 4557.00
1910 15.50 d 3.50 q 0.00 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 15.50
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 21.00 z 0.00 z 0.00 z 0.00 z 0.00
1913 3.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 321.00 v 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1914 0.00 z 0.00 z 4.00 w 0.00 z 92.50 z 93.00 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 4.50 m 301.03 a 393.50 602.50 846.00 801.00 616.50 408.00 146.00 29.93 b 4144.47
1916 12.00 42.00 217.00 205.50 463.00 718.50 0.00 z 703.50 g 650.00 260.92 a 91.00 18.00 2677.92
1917 1.00 16.50 40.50 159.50 297.50 673.33 c 1082.70 d 854.00 707.50 286.75 a 168.00 25.00 4312.29
1918 21.50 39.50 194.50 80.50 537.00 940.50 975.50 922.50 502.00 434.55 c 80.00 c 32.50 4760.55
1919 0.00 1.50 88.50 230.00 493.50 789.00 1124.50 1035.00 796.00 191.50 29.00 3.50 4782.00
1920 16.50 11.50 86.80 a 82.24 a 482.00 759.00 994.50 868.00 670.50 405.50 46.03 a 18.00 4440.58
1921 11.50 53.00 154.00 212.00 497.55 a 825.00 1086.50 999.23 a 737.50 485.50 118.45 a 7.00 l 5180.23
1922 8.00 9.50 78.00 174.50 497.00 871.50 960.00 1075.00 810.00 417.00 18.00 15.50 4934.00
1923 13.50 1.50 36.50 202.00 446.00 745.00 1000.00 904.00 664.50 225.50 71.50 10.50 4320.50
1924 4.00 52.50 3.00 201.50 340.00 764.00 967.50 1046.00 617.00 406.00 113.50 16.00 4531.00
1925 0.00 37.00 132.55 b 330.00 547.67 a 832.50 1045.50 945.50 723.00 176.00 49.00 13.50 4832.22
1926 0.00 23.50 79.50 254.50 578.00 776.50 992.50 1057.50 640.00 405.00 74.50 21.00 4902.50
1927 22.50 26.00 32.00 253.50 558.50 688.00 945.50 798.50 678.50 394.50 g 130.00 0.00 4133.00
1928 32.00 17.00 131.00 196.55 a 591.00 551.50 938.50 949.00 651.50 347.00 65.50 2.50 4473.05
1929 0.00 0.00 68.50 211.00 449.50 806.25 b 1085.50 1068.50 493.50 368.00 0.00 1.50 4552.25
1930 0.00 46.00 41.00 392.00 393.50 776.50 1065.50 983.50 701.50 300.00 89.50 0.00 4789.00
1931 15.50 14.00 66.00 262.50 450.00 959.00 1103.50 1030.50 865.00 418.50 121.50 20.50 5326.50
1932 0.00 67.00 43.50 316.00 599.50 798.00 1132.50 1019.50 683.50 260.50 109.00 17.50 5046.50
1933 3.50 13.50 122.50 216.50 440.50 977.50 1119.00 945.50 821.00 440.50 132.00 40.00 5272.00
1934 10.50 62.00 131.00 333.50 818.00 927.50 1149.00 1114.00 611.00 549.50 161.50 3.00 5870.50
1935 41.50 46.50 144.00 173.00 309.50 758.50 1150.50 1069.50 676.50 336.50 35.00 0.50 4741.50
1936 11.50 29.50 82.50 295.50 581.00 935.00 1233.00 1090.50 733.50 279.00 b 62.50 9.00 5342.50
1937 0.00 10.00 29.00 211.00 561.50 737.50 1141.00 1176.93 b 464.00 j 366.50 104.00 11.50 4348.93
1938 3.00 44.50 142.00 315.00 488.50 816.50 1054.50 1130.50 762.00 492.50 44.50 4.50 5298.00
1939 3.50 0.00 143.00 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 146.50
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 0.00 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
1957 0.00 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
1958 0.00 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
1959 0.00 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
1960 0.00 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
1961 0.00 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
1962 0.00 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
1963 0.00 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
1964 0.00 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 105.50 0.00 z 105.50
1965 0.00 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
1966 0.00 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
1967 0.00 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
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 0.00 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
1970 0.00 z 37.50 0.00 z 172.50 637.05 a 771.72 a 1062.50 1108.50 639.60 e 256.27 a 0.00 z 31.00 4716.64
1971 22.50 22.00 85.00 243.50 374.50 851.50 954.00 1037.00 561.00 315.00 78.50 17.50 4562.00
1972 1.00 71.50 0.00 z 248.00 516.50 852.50 878.00 940.50 625.50 0.00 z 4.00 0.00 z 4137.50
1973 0.00 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 374.00 63.50 19.00 456.50
1974 6.41 b 11.50 133.00 253.50 607.50 437.50 m 1092.50 849.00 558.50 377.50 68.00 8.55 b 3965.97
1975 2.07 a 6.50 54.00 219.50 438.50 734.00 1061.00 1017.50 596.50 410.50 125.00 19.00 4684.07
1976 2.21 c 57.50 82.50 248.50 461.50 774.31 a 1066.50 977.50 667.50 259.50 85.00 24.00 4706.52
1977 0.00 26.00 67.88 b 327.50 609.00 905.00 1078.00 900.00 764.00 369.62 e 71.50 39.50 5157.99
1978 0.00 3.50 136.50 249.64 b 437.00 801.00 1097.50 951.00 766.00 359.50 94.00 0.00 4895.64
1979 0.00 20.50 75.00 272.50 429.35 a 748.50 1001.00 869.50 772.00 424.00 26.00 7.50 4645.85
1980 4.00 15.54 a 31.50 221.50 454.00 880.50 1112.50 980.50 744.50 364.50 147.00 123.00 5079.04
1981 16.50 62.50 55.50 381.50 413.00 792.00 1018.00 911.00 758.00 324.50 154.00 52.00 4938.50
1982 16.07 d 86.50 77.50 204.50 431.00 0.00 z 988.50 989.50 643.00 284.50 33.50 18.00 3772.57
1983 6.00 31.00 90.00 147.50 364.00 653.00 1018.50 1124.50 734.50 354.00 137.50 0.00 4660.50
1984 0.00 0.00 24.50 84.50 520.50 758.00 1046.00 1064.50 584.50 234.50 72.00 20.00 4409.00
1985 0.00 6.00 107.00 313.00 596.00 778.00 1052.00 971.50 614.00 275.50 52.00 0.00 c 4765.00
1986 2.00 77.00 206.00 248.50 465.50 842.00 1026.50 958.00 590.00 322.50 81.00 0.00 4819.00
1987 24.00 53.50 70.00 334.00 587.00 828.50 1008.50 894.50 658.00 322.00 100.00 40.50 4920.50
1988 0.00 18.50 102.00 230.00 556.00 957.50 1031.00 1052.00 666.00 391.00 121.50 28.00 5153.50
1989 13.00 25.50 207.00 339.00 601.00 709.50 1064.00 944.00 642.50 413.50 132.50 23.00 5114.50
1990 15.50 17.11 a 98.00 255.00 436.00 916.00 977.50 934.50 797.50 359.00 189.00 23.50 5018.61
1991 7.50 67.00 127.00 243.00 601.00 884.00 1045.50 978.00 722.00 420.00 57.50 0.50 5153.00
1992 2.00 54.50 177.00 332.00 597.00 721.00 903.50 824.50 701.50 389.00 33.00 0.00 4735.00
1993 0.00 2.00 125.50 211.50 536.50 718.50 945.00 944.00 556.00 343.00 29.00 27.50 4438.50
1994 12.00 14.50 176.50 303.50 671.50 975.00 1001.00 1076.50 773.50 338.00 55.50 38.00 5435.50
1995 11.00 103.00 179.50 156.00 273.00 709.00 997.00 1084.50 657.50 293.50 152.00 55.00 4671.00
1996 22.00 96.00 59.50 277.50 473.50 822.00 985.00 953.50 600.50 371.50 45.00 67.00 4773.00
1997 44.50 30.00 171.00 198.00 508.50 812.50 1050.50 935.50 745.50 398.50 60.50 1.50 4956.50
1998 13.50 16.00 126.00 205.00 626.50 681.50 1095.50 975.00 878.50 325.50 145.00 47.50 5135.50
1999 20.00 71.50 138.00 213.50 494.50 786.00 1121.00 980.00 583.50 362.00 251.50 31.00 5052.50
2000 5.50 66.50 105.00 296.00 623.50 822.00 1125.00 1115.47 b 714.50 367.50 6.00 3.00 5249.97
2001 6.50 3.92 c 65.00 269.00 529.00 850.50 1161.00 1054.50 741.50 341.50 198.00 1.50 5221.92
2002 31.50 28.50 38.50 315.50 497.00 982.00 1169.00 985.00 694.50 244.50 73.00 24.50 5083.50
2003 32.50 22.50 149.50 330.00 503.00 718.50 1163.00 1057.50 624.50 493.00 47.00 13.50 5154.50
2004 8.00 26.00 174.00 290.50 606.00 724.50 977.00 868.00 749.00 361.00 83.00 8.00 4875.00
2005 42.50 25.50 93.50 221.50 512.00 815.00 1145.00 985.00 778.00 354.50 170.00 33.50 5176.00
2006 44.00 23.00 94.00 333.50 637.00 971.00 1160.50 997.50 546.50 318.00 127.50 21.50 5274.00
2007 0.00 0.00 246.50 235.50 627.50 841.50 1147.50 1094.00 761.50 400.00 173.50 15.50 5543.00
2008 0.00 8.00 78.50 195.00 504.50 790.00 1138.00 906.50 612.00 354.50 146.50 10.00 4743.50
2009 46.00 46.50 163.50 0.00 z 533.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 118.50 9.00 916.50
2010 2.00 0.00 76.50 249.00 418.00 850.00 1040.50 1000.35 e 782.00 432.00 99.50 32.50 4982.35
2011 9.00 19.50 113.00 196.00 379.00 802.00 1106.50 1085.00 682.00 374.50 67.00 15.00 4848.50
2012 19.50 2.50 297.00 363.50 619.50 1023.50 1169.50 1050.00 771.72 a 286.50 174.81 d 42.00 5820.03
2013 5.50 3.50 45.00 m 0.00 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 9.00
Period of Record Statistics
MEAN 11.02 29.00 102.84 244.12 503.73 796.92 1036.71 988.29 686.27 350.84 94.42 19.10 4881.42
S.D. 11.92 25.26 58.02 64.95 98.01 95.18 87.48 80.94 82.81 69.80 49.22 19.22 339.91
SKEW 1.34 0.91 0.79 -0.12 0.08 0.16 -0.11 -0.17 0.04 0.00 0.44 2.30 0.54
MAX 46.00 103.00 297.00 392.00 818.00 1023.50 1233.00 1176.93 878.50 549.50 251.50 123.00 5870.50
MIN 0.00 0.00 3.00 80.50 273.00 551.50 846.00 798.50 493.50 176.00 0.00 0.00 4312.29
NO YRS 82 82 79 79 81 78 79 79 79 79 82 80 70