GLENWOOD SPGS #2, COLORADO

Monthly Total Heating Degree Days

(053359)

Base Temperature = 65 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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 99.00 430.00 779.50 941.00 2249.50
1894 1165.50 1053.50 643.00 408.50 191.50 77.50 8.78 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3548.28
1895 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1896 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1897 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1898 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1899 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.00 0.00 z 0.00 z 0.00 z 0.00 z 4.00
1900 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1901 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 79.00 h 95.00 0.00 z 0.00 z 0.00 z 525.50 o 1331.00 1426.00
1903 1305.00 1338.00 959.45 a 637.50 213.00 p 146.50 40.00 62.50 0.00 z 544.00 888.50 0.00 z 5921.45
1904 1470.50 974.50 815.50 556.50 375.00 248.50 66.00 34.00 0.00 z 564.00 878.00 1302.00 7284.50
1905 1254.00 1176.50 735.50 577.50 495.00 117.00 54.50 32.00 242.00 694.00 863.00 1493.50 7734.50
1906 1087.50 g 951.00 938.50 573.50 407.50 152.50 56.00 75.00 248.00 0.00 z 0.00 z 709.50 j 3402.00
1907 1127.00 839.50 754.00 557.50 497.00 214.00 26.50 52.00 295.50 0.00 z 0.00 z 1229.00 5592.00
1908 1383.50 1178.50 808.50 567.00 503.50 264.50 26.00 98.00 150.50 645.00 989.50 1378.50 7993.00
1909 1176.00 1195.50 908.50 678.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 384.00 p 1560.00 5518.00
1910 1398.50 1106.00 655.00 549.50 286.50 33.50 3.50 109.00 170.00 562.00 774.00 1127.37 a 6774.87
1911 1125.50 930.00 734.50 577.00 377.00 120.00 35.50 50.50 222.50 655.00 973.00 1379.50 7180.00
1912 1378.00 1141.00 933.00 701.00 390.00 223.85 d 96.50 91.97 a 252.50 i 585.00 912.50 1532.50 7985.31
1913 1552.50 1121.00 1023.50 638.00 345.50 150.50 91.50 40.50 203.50 601.50 771.50 1294.50 7834.00
1914 1319.00 1191.00 926.50 488.50 284.00 154.50 67.50 48.50 0.00 z 0.00 z 0.00 z 0.00 z 4479.50
1915 1152.00 g 984.50 901.00 447.50 257.00 m 229.00 52.00 77.50 260.00 543.50 938.50 961.50 g 4433.50
1916 1134.50 1079.00 860.50 636.00 451.00 253.50 25.00 111.50 180.50 m 626.95 b 1000.00 1387.00 7564.95
1917 1567.05 a 1124.50 1178.50 739.50 565.00 248.33 c 0.00 z 0.00 z 255.50 587.50 798.00 1053.00 8116.88
1918 0.00 z 0.00 z 330.00 p 675.00 328.00 f 115.50 57.00 91.50 283.50 512.00 998.00 1405.00 4137.50
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 i 91.00 604.00 834.00 1061.00 g 1529.00
1920 1260.00 952.00 920.50 752.00 239.50 44.50 1.00 20.00 200.50 519.00 827.00 1277.50 7013.50
1921 1152.50 944.00 706.80 a 607.50 300.00 77.50 23.00 17.00 141.00 375.00 773.00 939.50 6056.80
1922 1335.50 1046.00 888.00 606.00 330.84 b 40.00 25.50 3.00 74.00 448.50 870.50 1154.50 6822.34
1923 1163.10 e 1078.00 1015.00 576.50 265.00 83.33 c 0.00 14.00 243.46 d 551.50 842.00 1157.00 6988.89
1924 1422.00 897.50 988.00 601.00 322.50 72.50 15.00 11.92 e 210.54 b 306.00 i 0.00 z 0.00 z 4540.96
1925 0.00 z 0.00 z 0.00 z 0.00 z 155.50 119.50 0.00 27.50 165.00 525.50 866.00 1077.00 2936.00
1926 1259.50 878.00 823.50 449.50 286.00 53.50 5.00 9.00 170.50 448.50 781.50 1231.00 6395.50
1927 1123.00 905.00 873.50 531.00 288.50 88.89 c 3.00 21.50 177.00 478.00 751.00 1321.50 6561.89
1928 1123.00 942.00 738.50 608.50 222.00 125.00 f 6.50 37.00 136.00 454.00 583.00 j 1273.50 5541.00
1929 1294.00 1195.50 953.00 637.00 333.00 96.50 1.00 k 0.50 j 237.00 487.50 978.10 a 1108.00 7319.60
1930 1463.50 889.50 862.00 411.00 369.33 b 69.50 3.50 1.50 192.50 527.50 922.00 1354.50 7066.33
1931 1241.00 807.00 883.50 505.50 355.00 26.50 3.62 a 5.50 158.50 453.00 931.50 1338.00 6708.62
1932 1449.00 972.00 917.50 537.00 259.50 110.00 c 1.00 25.50 146.50 489.50 867.50 1326.50 7101.50
1933 1302.50 1285.00 808.50 659.00 426.00 20.50 0.00 12.50 66.00 344.50 760.50 1039.50 6724.50
1934 1056.50 712.50 602.50 407.59 a 118.00 0.00 z 0.00 0.00 0.00 z 418.50 793.50 1203.50 5312.59
1935 1168.50 960.00 901.00 600.00 414.00 100.00 c 4.00 4.00 128.50 481.50 810.52 a 1105.00 6677.02
1936 1197.00 991.00 789.00 483.00 194.50 68.33 c 5.50 4.50 147.00 475.85 a 827.50 1122.50 6305.68
1937 1496.27 a 1047.50 784.00 575.50 198.00 88.00 3.50 1.00 87.00 414.62 c 761.50 1064.50 6521.39
1938 1124.50 920.50 776.00 523.00 340.00 36.50 4.00 5.50 99.00 411.50 1003.50 1197.50 6441.50
1939 1223.00 1289.00 823.00 440.00 197.00 100.00 0.00 1.00 86.00 498.50 698.00 977.00 6332.50
1940 1210.50 946.00 743.50 505.00 187.00 46.50 3.50 14.00 105.50 439.00 921.00 1076.50 6198.00
1941 1184.00 821.33 a 825.00 591.50 221.00 134.50 3.50 2.00 185.00 456.00 864.00 1104.00 6391.83
1942 1325.00 1186.50 1004.50 456.50 288.50 30.00 a 0.00 0.00 107.00 390.50 755.00 1132.50 6676.00
1943 1190.00 914.00 820.50 241.00 i 303.50 96.50 0.00 11.00 40.50 397.50 506.50 i 1083.45 a 4856.95
1944 1317.50 934.50 863.50 572.50 264.00 96.00 0.00 3.10 a 42.00 f 320.69 b 815.00 1183.68 a 6370.47
1945 1106.00 829.50 805.50 641.00 219.00 151.50 0.50 2.00 164.48 a 343.00 882.00 1271.50 6415.98
1946 1312.00 966.50 679.00 339.00 304.50 42.50 0.00 0.00 111.00 541.50 881.50 1010.00 6187.50
1947 1300.50 861.26 a 753.50 507.50 181.00 135.00 0.00 0.50 75.00 332.00 921.00 1154.00 6221.26
1948 1292.50 1073.50 962.50 476.50 211.00 58.00 0.00 18.50 99.00 499.00 1074.00 1285.00 7049.50
1949 1503.50 1238.22 a 814.50 483.10 a 284.00 101.50 5.00 4.00 130.50 537.00 726.00 1270.50 7097.83
1950 1366.30 d 0.00 z 0.00 z 0.00 z 0.00 z 3.50 m 2.58 a 7.00 170.50 311.00 731.50 1029.50 3618.38
1951 1279.50 990.00 877.00 554.50 271.00 144.50 0.00 12.50 176.50 521.50 992.00 1306.50 7125.50
1952 1309.00 1198.00 1063.00 496.00 259.00 28.50 0.00 10.50 86.00 399.00 952.50 1271.50 7073.00
1953 1083.00 1003.00 786.50 633.50 423.50 65.50 0.00 17.50 109.66 a 415.00 770.00 1204.50 6511.66
1954 1071.50 783.00 895.50 447.00 214.50 100.00 0.00 11.50 112.50 412.00 733.97 a 1290.00 6071.47
1955 1317.50 1216.50 951.00 600.00 306.50 100.00 0.50 0.00 119.50 443.00 949.50 1084.00 7088.00
1956 1029.00 1198.50 866.00 525.00 205.00 17.50 3.50 28.00 100.50 428.00 1025.50 1319.00 6745.50
1957 1287.00 874.50 801.50 592.50 397.83 a 106.50 1.50 25.00 200.50 452.50 990.50 1201.50 6931.33
1958 1292.50 871.50 890.00 607.00 199.00 32.50 4.50 7.00 150.00 433.00 843.50 1044.00 6374.50
1959 1186.50 1005.50 871.50 557.00 283.00 28.00 6.50 10.00 216.50 523.00 866.50 1071.50 6625.50
1960 1226.50 1111.00 774.50 487.00 263.50 21.00 0.00 18.50 103.50 477.00 821.00 1205.00 6508.50
1961 1240.50 936.50 821.50 591.00 262.00 38.00 5.50 4.50 323.50 517.00 893.50 1290.50 6924.00
1962 1408.00 916.00 977.50 448.50 308.50 91.50 13.50 23.00 127.50 419.53 a 692.00 1099.50 6525.03
1963 1430.00 802.00 819.00 516.21 a 201.50 69.83 a 0.00 13.00 57.00 327.50 794.50 1226.50 6257.03
1964 1430.50 1233.00 1108.00 641.50 339.97 a 136.00 0.00 73.50 237.50 461.50 944.00 1273.00 7878.47
1965 1191.00 1068.50 1051.50 634.00 414.00 107.00 2.00 34.00 318.00 458.00 809.50 1155.55 b 7243.05
1966 1325.00 1169.50 919.00 580.00 278.50 110.50 0.00 37.00 151.50 597.50 848.50 1330.50 7347.50
1967 1299.50 994.00 0.00 z 0.00 z 435.00 202.50 4.50 36.00 217.50 580.00 905.50 1430.00 6104.50
1968 1348.50 942.00 805.00 666.50 357.02 a 65.00 7.00 64.50 248.50 512.00 994.50 1301.00 7311.52
1969 1179.50 1066.00 957.50 461.50 185.50 135.50 1.50 5.50 281.50 750.00 981.00 1204.50 7209.50
1970 1310.50 903.50 887.50 690.00 a 231.00 112.50 0.00 2.00 255.50 708.87 a 897.50 1207.50 7206.37
1971 1283.00 1048.50 949.50 620.50 414.00 105.50 0.00 0.00 237.00 498.00 897.50 1317.50 7371.00
1972 1253.00 911.00 651.00 496.50 295.00 23.79 a 0.00 16.00 162.00 475.50 1026.00 1459.00 6768.79
1973 0.00 z 1089.85 b 887.50 761.50 0.00 z 192.00 0.00 z 0.00 z 0.00 z 0.00 z 864.50 1266.00 5061.35
1974 0.00 z 0.00 z 0.00 z 709.00 0.00 z 142.00 0.00 z 0.00 z 0.00 z 427.50 0.00 z 1316.50 2595.00
1975 1390.50 1074.00 853.00 692.50 420.00 163.50 7.50 56.00 256.00 586.50 986.50 1265.50 7751.50
1976 1333.50 894.50 967.50 560.00 329.50 133.00 3.50 41.50 222.00 657.00 877.00 1175.00 7194.00
1977 1339.00 930.00 938.50 443.50 286.00 8.50 2.50 11.50 176.00 450.50 847.50 1068.00 6501.50
1978 1134.00 977.50 763.00 556.00 385.50 54.50 1.00 49.50 165.00 372.50 750.00 1405.50 6614.00
1979 1493.96 e 1039.00 0.00 z 0.00 z 324.50 101.38 a 4.00 30.50 77.00 420.50 1022.50 1172.50 5685.84
1980 1081.00 916.72 b 874.41 b 568.97 a 367.50 63.00 0.50 43.83 b 0.00 z 555.50 871.00 882.50 6224.93
1981 1023.50 907.00 778.00 462.41 a 0.00 z 77.00 3.00 11.88 a 55.00 539.50 727.00 1139.77 a 5724.06
1982 1268.50 1033.00 761.00 627.50 390.50 87.00 18.50 0.00 200.50 617.50 948.50 1171.00 7123.50
1983 1097.50 897.50 749.68 a 689.00 409.50 124.50 8.00 0.00 95.00 453.50 866.00 1217.02 b 6607.20
1984 1411.50 1086.00 0.00 z 696.50 255.00 0.00 z 0.00 4.00 108.50 586.00 790.00 1078.00 6015.50
1985 1172.00 1026.50 764.31 b 481.50 223.00 49.00 0.00 5.00 229.00 500.50 926.25 b 1181.50 6558.56
1986 1106.00 834.00 645.50 0.00 z 0.00 z 0.00 z 9.00 5.50 235.00 518.50 801.21 a 1101.50 5256.21
1987 1203.00 847.50 868.00 470.00 0.00 z 30.00 4.50 35.50 138.50 405.50 799.50 1180.00 5982.00
1988 1363.00 1014.00 840.00 466.00 0.00 z 21.72 a 0.00 7.00 243.50 396.50 871.00 1283.00 6505.72
1989 1471.00 1130.00 735.00 472.50 289.00 115.50 0.00 0.00 z 0.00 z 506.00 848.79 a 1248.50 6816.29
1990 1229.00 952.50 756.50 492.50 355.00 56.00 1.50 10.00 88.50 544.50 864.50 1488.00 6838.50
1991 1444.50 975.50 878.00 641.00 333.00 74.50 7.50 8.50 158.00 483.50 948.50 1244.00 7196.50
1992 1311.00 899.50 722.00 417.50 213.00 116.50 24.00 46.50 159.50 405.50 1081.50 1319.50 6716.00
1993 1226.00 1037.50 803.93 a 636.50 325.50 154.00 32.00 19.50 216.50 0.00 z 1016.00 1192.50 6659.93
1994 1134.00 982.00 688.50 510.50 189.00 19.50 0.00 0.50 96.50 512.50 930.00 1137.50 6200.50
1995 1154.50 779.00 725.50 570.00 434.50 146.00 45.00 0.00 155.50 544.00 769.50 1056.00 6379.50
1996 1266.00 969.50 771.50 515.50 224.00 29.50 0.00 0.00 180.50 496.50 800.50 1186.50 6440.00
1997 1182.00 977.50 716.00 608.00 257.00 46.00 0.00 22.50 82.50 498.00 860.50 1192.47 a 6442.47
1998 1106.00 916.50 795.00 560.50 258.50 153.00 0.00 5.50 48.50 433.50 753.00 1196.00 6226.00
1999 1049.00 844.00 611.00 272.50 n 239.00 l 79.00 f 0.00 c 1.11 c 124.00 f 293.50 i 444.00 i 925.50 f 2505.11
2000 825.00 g 811.40 e 494.50 j 279.00 h 97.50 m 8.50 j 0.00 j 0.00 p 52.50 j 278.50 i 699.50 j 778.50 k 811.40
2001 904.50 i 509.50 l 303.00 q 314.00 i 174.50 h 29.50 i 0.00 m 2.00 g 35.00 i 0.00 z 0.00 z 0.00 z 0.00
2002 1182.00 1097.00 914.50 417.00 277.50 22.50 0.00 3.50 160.00 581.00 947.00 1159.50 6761.50
2003 0.00 z 969.50 792.88 e 293.50 l 346.50 75.00 d 0.00 0.00 h 199.50 136.00 m 608.50 h 1090.34 b 3473.73
2004 1239.00 1018.02 e 651.00 488.50 292.50 69.00 15.50 26.41 d 160.00 452.00 800.00 1156.50 6368.43
2005 979.00 871.50 780.50 505.00 257.00 108.00 0.00 3.00 125.40 e 404.00 735.00 e 1230.50 5998.90
2006 1214.50 1013.00 875.50 525.00 214.50 34.00 9.00 4.50 302.50 548.00 838.00 1236.50 6815.00
2007 1332.00 917.50 731.50 490.50 284.50 76.50 0.00 3.50 149.50 512.50 796.50 1262.50 6557.00
2008 1429.00 1088.50 592.00 i 673.50 393.00 117.00 1.00 10.50 156.00 487.50 766.50 1227.50 6350.00
2009 1242.00 909.00 796.00 624.00 239.50 140.00 1.50 21.00 113.50 603.00 807.00 1438.50 6935.00
2010 1278.50 1131.50 856.50 588.50 404.00 58.00 5.50 16.00 100.00 437.00 907.00 999.00 6781.50
2011 1308.64 c 1107.50 794.12 a 623.28 a 435.00 85.50 6.00 2.50 122.00 499.10 a 902.50 1185.50 7071.64
2012 1193.50 1005.50 695.90 b 432.00 231.00 0.00 z 0.00 11.00 115.50 485.00 776.50 1253.43 a 6199.33
2013 1435.50 90.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1435.50
Period of Record Statistics
MEAN 1263.95 1000.76 836.06 559.13 306.62 97.21 11.36 22.08 163.11 492.54 866.27 1213.39 6786.78
S.D. 127.18 126.91 109.45 88.17 88.41 58.79 21.11 26.00 66.71 86.65 90.35 130.94 453.15
SKEW 0.17 0.38 0.32 0.05 0.44 0.85 2.50 1.68 0.37 0.37 0.26 0.16 0.60
MAX 1567.05 1338.00 1178.50 761.50 565.00 264.50 96.50 111.50 323.50 750.00 1081.50 1560.00 7993.00
MIN 979.00 712.50 602.50 339.00 118.00 8.50 0.00 0.00 40.50 311.00 692.00 882.50 5998.90
NO YRS 102 105 100 100 96 100 104 101 96 100 99 103 72