LEROY 9 WSW, COLORADO

Monthly Total Heating Degree Days

(054945)

Base Temperature = 65 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 101.00 y 7.00 z 0.00 z 0.00 z 0.00 z 8.00 z 0.00 z 0.00 z 0.00 z 0.00
1894 34.50 z 86.50 z 90.00 z 24.00 z 0.00 z 0.00 x 0.00 z 0.00 z 0.00 z 26.00 z 0.00 z 0.00 z 0.00
1895 1343.00 1302.00 898.00 129.50 v 265.50 109.50 62.52 a 11.00 148.00 502.50 912.41 a 1118.50 6672.93
1896 978.00 851.00 944.50 511.50 197.37 a 35.00 0.50 11.88 a 162.41 a 498.00 1064.50 861.00 6115.66
1897 1250.50 958.50 972.50 581.00 157.50 91.50 15.50 9.00 58.50 454.50 837.00 1250.50 6636.50
1898 1175.00 837.50 982.50 502.50 381.50 68.00 8.00 1.50 179.50 559.03 a 914.50 1182.65 a 6792.18
1899 1112.90 a 1455.00 1045.50 527.00 322.00 64.50 11.00 4.00 97.00 469.13 a 658.00 1164.00 6930.03
1900 988.50 1104.96 a 830.05 b 550.50 185.50 13.50 13.00 3.50 174.50 350.00 820.00 971.50 6005.51
1901 1096.50 1203.50 912.90 b 591.00 229.00 46.03 a 0.00 0.00 151.50 398.72 b 653.79 a 1165.00 6447.95
1902 1183.00 962.50 855.50 549.50 210.00 78.00 22.50 8.00 205.50 389.50 800.00 1241.00 6505.00
1903 1093.00 1349.50 963.50 586.55 a 352.00 164.00 27.50 9.00 208.50 425.50 811.00 975.50 6965.55
1904 1167.50 920.00 785.85 a 580.00 308.50 105.00 28.93 a 14.98 a 114.50 394.50 658.50 985.50 6063.77
1905 1275.28 b 1296.50 729.50 656.00 399.38 a 43.50 26.00 0.00 64.50 618.00 765.50 1059.50 6933.66
1906 987.35 a 903.50 1295.80 a 495.00 a 296.10 b 122.00 31.50 12.00 132.50 560.50 878.00 914.00 6628.25
1907 1192.47 a 819.00 631.50 642.93 a 482.05 a 83.79 a 6.72 a 7.50 144.50 365.28 a 881.50 1115.00 6372.24
1908 1044.70 a 1006.20 a 801.72 b 488.00 383.50 106.50 32.00 25.50 104.00 517.50 875.00 1267.00 6651.62
1909 1162.00 1053.00 959.50 693.50 384.00 81.50 3.00 2.00 123.50 455.00 782.00 1587.50 7286.50
1910 1310.61 d 413.50 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 1310.61
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 59.00 z 0.00 z 0.00 z 0.00 z 0.00
1913 581.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 v 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1914 0.00 z 0.00 z 263.00 w 0.00 z 42.50 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 155.00 z 0.00 z 583.50 m 453.62 a 417.50 164.00 48.00 33.50 159.00 368.00 742.00 1142.19 b 3527.81
1916 1416.50 943.50 667.00 588.50 332.50 105.50 0.00 z 18.00 g 153.00 567.82 a 923.50 1368.50 7066.32
1917 1338.50 949.50 1075.00 667.00 489.50 141.67 c 0.00 d 24.00 106.00 548.18 a 613.50 1161.50 7114.35
1918 1483.00 970.00 632.00 768.00 244.00 22.50 10.00 7.50 265.50 378.64 c 958.33 c 1167.50 6906.98
1919 1152.50 1123.00 810.50 581.50 289.50 118.00 0.00 0.50 89.50 634.50 1067.00 1278.00 7144.50
1920 1089.00 1000.00 875.75 a 848.28 a 311.50 82.50 7.00 31.00 141.00 404.50 933.10 a 1131.00 6854.63
1921 1086.50 887.00 725.50 610.50 291.40 a 53.50 11.50 9.30 a 80.50 296.50 721.55 a 736.00 l 4773.75
1922 1333.00 1106.50 852.00 620.00 278.00 31.50 17.00 0.00 44.00 385.50 886.50 1082.00 6636.00
1923 997.50 1112.00 1048.50 573.00 339.50 65.50 2.00 7.00 123.00 626.50 730.50 1188.00 6813.00
1924 1289.00 908.50 1199.50 597.50 436.00 89.50 10.00 2.50 190.00 370.50 749.50 1455.50 7298.00
1925 1359.50 769.00 765.91 b 420.50 266.08 a 45.50 6.50 5.00 125.50 739.50 824.50 1169.50 6497.00
1926 1240.00 804.50 881.50 566.50 219.00 72.50 1.50 0.00 177.50 393.00 831.50 1212.50 6400.00
1927 1115.00 918.50 1004.00 555.00 246.00 151.00 7.50 50.50 184.00 205.50 g 693.00 1329.00 6253.50
1928 1024.00 992.00 799.00 628.97 a 225.50 207.00 2.00 13.50 149.50 473.00 853.50 1200.00 6567.97
1929 1321.50 1328.00 835.50 570.00 334.00 69.11 b 8.00 0.00 300.50 453.50 1241.00 1160.00 7621.11
1930 1699.50 797.00 960.00 365.50 398.50 67.50 3.00 0.00 100.50 512.00 844.00 1163.50 6911.00
1931 1020.50 820.50 1004.50 548.00 356.50 23.50 10.00 4.00 66.00 370.00 886.00 1045.50 6155.00
1932 1361.50 904.00 1102.00 458.00 202.50 30.00 2.00 9.50 111.00 579.00 736.50 1419.50 6915.50
1933 1043.00 1126.50 773.00 588.00 357.50 8.50 0.00 27.00 60.00 335.50 694.50 892.00 5905.50
1934 926.00 869.50 754.50 444.00 80.00 14.00 0.00 19.50 186.00 237.50 700.50 1070.00 5301.50
1935 986.50 839.00 727.50 647.00 476.50 85.00 0.00 8.50 150.00 476.00 884.50 1066.00 6346.50
1936 1185.00 1330.50 827.00 558.00 213.00 52.50 5.00 6.50 131.00 560.14 b 839.00 1059.50 6767.14
1937 1728.50 1049.50 981.00 561.00 226.50 141.00 0.00 0.00 b 83.50 j 420.00 810.00 1188.00 7105.50
1938 1137.00 871.00 686.00 517.50 298.50 48.00 0.00 0.00 65.50 301.00 916.00 1126.00 5966.50
1939 1089.50 1205.50 801.00 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 3096.00
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 0.00 z 0.00 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 795.00 0.00 z 795.00
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 791.50 0.00 z 635.00 173.60 a 97.24 a 3.50 4.50 201.60 e 579.18 a 0.00 z 1022.50 3508.62
1971 1156.50 1017.00 907.00 542.00 400.50 29.00 17.50 1.50 272.00 515.50 828.50 1140.50 6827.50
1972 1298.50 859.50 0.00 z 530.00 273.50 12.50 58.50 30.00 163.00 0.00 z 1117.50 0.00 z 4343.00
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 412.00 871.50 1150.00 2433.50
1974 1331.93 b 909.50 797.50 542.00 195.50 61.50 m 0.00 31.00 229.50 398.50 839.00 1118.67 b 6393.10
1975 1178.52 a 1067.50 1010.00 651.00 339.00 91.50 3.00 5.50 196.50 397.50 931.00 1072.00 6943.02
1976 1223.39 c 848.50 929.00 519.50 322.00 60.52 a 0.00 16.00 143.00 572.00 892.50 1005.50 6531.91
1977 1411.50 822.50 938.55 b 455.00 176.00 5.50 10.00 26.50 63.00 415.52 e 854.50 1082.50 6261.07
1978 1457.50 1233.50 824.00 517.50 b 370.50 88.50 3.50 30.00 91.00 427.00 937.50 1415.50 7396.00
1979 1602.50 1055.00 837.50 529.50 374.07 a 103.00 0.00 45.50 80.00 373.00 1040.50 1074.00 7114.57
1980 1369.00 1040.38 a 1023.50 609.00 322.00 36.50 0.00 10.50 88.00 465.00 782.50 878.00 6624.38
1981 1003.00 948.00 875.00 386.50 369.00 50.00 8.50 14.50 63.00 483.00 675.00 1017.00 5892.50
1982 1157.91 d 1016.50 852.50 603.00 353.00 0.00 z 14.00 11.50 167.00 509.00 943.00 1094.50 6721.91
1983 1052.50 836.50 902.00 743.50 429.00 147.50 9.00 0.00 117.00 422.50 823.00 1626.50 7109.00
1984 1387.00 1032.00 919.50 766.50 267.00 70.50 0.00 0.00 253.00 606.50 769.00 1154.00 7225.00
1985 1340.00 1139.00 774.50 461.50 196.50 95.50 0.50 12.50 248.50 532.50 1139.50 1316.95 c 7257.45
1986 1058.50 942.50 623.50 526.00 311.50 40.50 0.00 6.50 167.00 482.00 847.50 1120.00 6125.50
1987 1115.50 815.50 971.00 448.50 196.50 32.50 23.00 59.00 133.50 479.50 822.50 1163.00 6260.00
1988 1425.00 1072.50 871.50 563.50 250.50 24.00 8.50 5.50 142.50 396.50 752.00 1048.50 6560.50
1989 1043.50 1215.50 785.50 481.00 209.50 108.00 2.00 7.50 176.00 407.00 703.00 1255.50 6394.00
1990 1042.50 1006.96 a 801.50 528.50 347.50 29.00 30.50 12.50 95.50 453.50 694.00 1331.50 6373.46
1991 1224.50 706.00 759.50 524.00 201.00 20.50 13.00 12.50 100.50 450.50 946.50 1033.50 5992.00
1992 1165.00 766.50 674.50 424.50 211.00 76.50 21.00 68.00 97.50 413.00 963.00 1364.50 6245.00
1993 1348.50 1177.00 802.50 572.50 245.00 116.00 2.00 24.50 225.00 510.00 973.50 1040.00 7036.50
1994 1095.50 1101.50 697.00 513.50 149.50 9.00 10.50 0.00 98.00 444.50 881.50 955.00 5955.50
1995 1139.50 794.00 843.00 673.00 506.50 111.00 17.50 12.00 190.00 502.50 729.00 1003.50 6521.50
1996 1252.00 938.50 969.50 492.50 326.50 30.50 6.00 5.50 203.00 452.50 928.00 1057.50 6662.00
1997 1230.00 934.50 736.00 704.00 280.50 38.50 7.00 21.50 106.50 474.50 868.00 1113.50 6514.50
1998 1025.50 843.00 892.50 568.50 176.00 139.00 5.50 5.00 50.50 456.50 702.00 1112.50 5976.50
1999 983.00 717.00 723.00 586.50 285.50 65.50 1.50 14.50 202.50 427.00 570.50 964.50 5541.00
2000 1071.00 826.50 754.50 492.00 197.00 68.00 4.50 0.00 b 164.50 435.00 1098.00 1223.50 6334.50
2001 1084.00 1086.96 c 840.50 514.00 268.50 69.00 0.00 1.50 93.50 445.00 712.00 1065.00 6179.96
2002 1093.50 909.00 1045.50 478.50 307.50 21.50 0.00 9.00 139.00 620.00 855.50 957.50 6436.50
2003 978.00 1039.00 785.50 456.50 297.00 84.00 0.00 5.00 162.00 313.00 917.00 1043.50 6080.50
2004 1076.00 1026.50 666.50 491.00 208.00 103.00 30.00 45.50 101.50 418.50 857.00 1067.50 6091.00
2005 1092.00 825.00 784.00 569.50 309.50 80.00 3.00 17.50 79.00 433.00 665.00 1150.50 6008.00
2006 858.00 994.00 856.50 439.50 203.50 7.50 0.00 15.00 219.00 501.00 765.00 1100.50 5959.50
2007 1447.00 1113.50 605.50 605.00 185.50 50.50 0.00 3.00 100.50 386.00 722.00 1331.00 6549.50
2008 1335.50 1034.50 818.00 612.50 303.50 54.00 1.00 23.50 161.00 442.50 700.00 1268.00 6754.00
2009 1067.50 823.50 786.50 0.00 z 272.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 712.00 1325.00 4986.50
2010 1106.00 1067.00 814.00 507.00 379.50 39.50 9.00 0.00 e 50.50 349.00 842.50 998.50 6162.50
2011 1204.50 1157.00 781.00 573.50 406.00 46.50 0.00 0.00 127.50 461.00 806.50 1129.50 6693.00
2012 1025.00 1101.00 534.00 396.50 194.50 10.50 0.00 8.50 74.48 a 548.00 660.00 d 1107.50 5659.98
2013 1198.00 1017.00 509.00 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 2215.00
Period of Record Statistics
MEAN 1189.48 991.66 850.76 556.00 292.27 70.05 9.66 12.68 140.05 458.21 833.23 1142.90 6524.37
S.D. 170.83 159.99 135.61 88.93 88.84 43.43 12.99 14.17 57.78 88.30 126.24 147.43 471.49
SKEW 0.85 0.59 0.48 0.59 0.27 0.67 2.10 1.79 0.50 0.43 0.62 0.85 -0.06
MAX 1728.50 1455.00 1295.80 848.28 506.50 207.00 62.52 68.00 300.50 739.50 1241.00 1626.50 7621.11
MIN 858.00 706.00 534.00 365.50 80.00 5.50 0.00 0.00 44.00 237.50 570.50 861.00 5301.50
NO YRS 82 82 79 79 81 78 79 79 79 79 82 80 70