WESTCLIFFE, COLORADO

Monthly Total Heating Degree Days

(058931)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 102.96 c 229.04 d 653.07 a 883.50 f 1180.00 2165.07
1949 1542.00 1110.00 946.50 728.50 473.50 239.48 a 59.00 f 148.91 c 269.42 d 663.18 c 735.00 1187.00 8043.50
1950 1147.50 956.85 b 1019.26 b 452.00 h 525.00 191.50 97.00 i 147.50 h 329.40 e 423.84 b 867.32 b 672.50 l 5460.67
1951 1037.50 h 1031.50 1004.83 b 769.00 487.22 a 312.69 d 38.50 75.50 g 334.20 e 693.62 c 1070.50 1233.05 b 6975.11
1952 1123.75 a 1158.00 1123.48 b 717.93 a 501.68 a 112.76 a 95.21 c 74.00 k 258.00 f 520.50 f 1222.50 1373.62 b 7428.94
1953 1066.92 a 1166.15 a 952.22 a 771.11 c 606.50 155.56 c 86.50 131.00 h 212.00 k 652.11 c 1002.50 1382.60 a 7842.16
1954 1112.38 a 862.00 1103.71 b 594.83 a 331.00 h 199.66 a 68.56 e 80.00 n 265.71 b 515.67 e 856.50 1206.86 b 6785.88
1955 1308.00 1315.46 b 970.09 b 693.50 513.10 b 270.52 a 82.48 c 112.63 a 286.61 b 626.00 937.00 1073.50 8188.89
1956 1156.50 1307.79 c 1002.50 788.50 400.33 b 122.59 a 152.86 b 180.00 263.00 629.30 a 1215.00 1467.50 8685.87
1957 1304.50 862.50 980.50 873.46 d 616.50 276.00 82.50 141.57 a 424.29 b 592.21 b 1313.28 a 1256.00 8723.30
1958 1394.45 c 1012.00 1154.50 855.00 426.52 b 159.31 a 115.14 c 80.00 289.62 d 655.13 a 674.50 g 1058.00 7199.67
1959 1315.00 1101.00 1054.50 784.00 443.00 145.00 78.50 g 105.83 b 359.00 818.50 961.00 1171.00 8257.83
1960 1364.50 1373.00 953.50 627.50 385.50 h 173.50 137.50 85.00 287.00 693.50 871.61 b 1349.50 7916.11
1961 1423.50 1113.26 a 1028.50 784.00 448.00 206.90 a 131.50 111.50 413.50 732.50 1096.50 707.00 o 7489.66
1962 1478.50 973.00 1123.50 653.00 483.08 a 266.50 115.00 101.50 294.00 553.00 913.50 1123.23 a 8077.82
1963 1529.50 973.50 1048.50 652.24 a 415.40 a 161.79 b 32.50 95.38 e 146.00 g 460.35 a 869.50 1380.50 7619.16
1964 1432.50 1450.50 1301.50 754.00 458.00 246.50 26.72 b 132.50 190.00 j 636.00 1049.50 1066.00 g 7487.72
1965 1104.50 802.50 i 910.00 g 693.00 503.50 274.50 63.11 c 180.00 356.50 f 616.00 844.00 1120.00 5398.61
1966 1403.00 1216.50 914.50 a 718.89 c 462.70 d 218.50 6.41 b 101.86 c 230.50 g 621.07 b 826.03 a 1206.23 c 7695.70
1967 622.50 n 1158.89 a 824.00 652.00 535.00 243.00 48.50 206.09 d 342.60 e 593.43 c 874.50 1432.00 6910.01
1968 1393.50 1254.00 1072.82 c 883.97 a 548.00 164.00 89.38 a 161.00 361.15 d 587.50 473.50 q 1228.50 7743.82
1969 1036.95 a 1028.50 1194.50 645.54 b 389.50 294.83 a 36.17 d 45.98 a 267.32 b 807.00 1012.24 a 1217.00 7975.53
1970 1317.50 912.33 d 1154.00 945.00 459.32 a 223.20 e 38.50 45.90 e 296.00 i 831.00 749.50 f 1097.29 b 7024.05
1971 1224.50 a 1126.50 1028.00 615.50 f 548.46 e 209.00 112.50 141.50 443.08 d 694.83 b 986.90 a 1260.87 e 7776.13
1972 1239.43 d 1013.96 a 895.00 655.50 524.70 d 182.00 100.00 143.00 h 205.00 g 646.23 e 1299.00 1400.00 7955.82
1973 1440.00 1229.50 830.00 h 916.55 a 544.88 e 250.56 c 85.00 i 131.00 371.11 c 617.02 e 771.35 d 1252.06 d 7524.02
1974 1389.50 1178.50 781.00 754.50 367.50 85.50 h 91.28 d 177.65 e 396.00 573.00 971.25 b 1476.50 8156.68
1975 1380.50 1226.00 1051.50 787.50 b 538.50 308.50 118.46 c 109.00 f 304.00 h 592.00 1019.00 1127.62 c 8149.59
1976 1221.00 949.00 1024.00 694.29 b 494.85 d 255.00 b 79.10 b 207.00 288.50 g 812.50 1034.00 1318.00 8088.74
1977 1377.50 1093.62 b 1043.15 a 698.50 429.35 a 148.00 59.00 78.05 c 199.00 f 603.39 c 611.50 i 1051.50 6582.06
1978 1213.00 1021.50 892.59 b 624.50 528.07 b 125.50 f 17.64 b 138.43 b 275.50 631.00 924.11 b 1464.00 7730.33
1979 1517.28 d 1128.81 a 1042.50 650.36 b 506.00 226.50 88.72 b 180.50 312.00 605.00 1208.00 1190.83 b 8656.50
1980 1217.50 990.50 1043.00 849.11 b 525.50 137.00 36.00 103.00 306.67 c 737.50 994.50 881.90 b 7822.17
1981 1133.80 d 955.11 a 995.50 473.79 a 471.00 115.86 a 38.15 e 151.42 e 249.00 574.61 c 804.00 1153.50 7115.75
1982 1211.50 1124.50 863.50 711.00 523.50 276.50 99.00 72.16 b 305.00 711.00 939.50 1180.00 8017.16
1983 1230.50 1000.00 1076.50 898.50 626.50 320.00 58.50 83.00 250.50 651.50 1005.50 1387.77 a 8588.77
1984 1528.50 1228.50 1119.50 875.00 353.50 244.00 35.00 127.00 302.50 792.50 934.00 1079.50 8619.50
1985 1445.00 1171.69 b 962.00 673.00 453.50 199.29 b 112.50 126.00 393.00 660.00 907.20 e 1374.00 8477.18
1986 1144.00 970.50 874.00 675.52 a 500.50 224.00 109.50 121.00 331.50 713.50 1003.50 1472.00 8139.52
1987 1461.50 1192.50 1171.50 747.50 502.00 189.50 101.00 150.50 409.50 628.00 1072.00 1316.50 8942.00
1988 1457.00 1203.00 1061.50 687.41 a 517.50 130.00 88.50 82.50 372.50 593.00 961.00 1331.00 8484.91
1989 1323.50 1216.96 a 820.00 633.00 405.50 250.50 89.00 129.00 g 311.00 676.00 910.00 1434.00 8069.46
1990 1306.50 1107.50 902.50 686.00 534.50 146.00 135.50 193.00 242.00 648.00 986.00 1346.00 8233.50
1991 1269.50 980.00 958.00 744.00 455.50 240.00 114.50 i 153.00 376.50 651.50 1236.50 1489.50 8554.00
1992 1490.00 1255.00 1024.00 603.50 464.50 308.50 182.50 238.50 343.50 590.00 1289.50 1328.00 9117.50
1993 1241.50 1061.00 957.50 744.00 507.00 245.50 111.50 166.37 a 413.50 759.50 1159.50 1261.00 8627.87
1994 1251.50 1089.00 946.00 738.50 440.00 121.50 133.50 89.00 k 340.50 710.00 1018.50 1182.50 7971.50
1995 1217.00 925.50 978.00 877.00 642.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 869.00 1195.00 6703.50
1996 1282.00 1021.50 1026.50 720.00 324.00 222.00 62.00 139.00 397.00 703.50 926.00 1162.50 7986.00
1997 1316.00 1164.00 929.50 898.00 527.00 230.00 100.50 145.50 240.00 710.00 1170.50 1504.00 8935.00
1998 1312.50 1204.50 1073.50 826.00 432.50 220.50 64.50 137.50 226.50 661.50 858.00 1240.00 8257.50
1999 1073.50 901.00 848.50 847.50 531.00 260.50 65.50 125.00 370.50 662.00 839.50 1290.00 7814.50
2000 1090.00 896.00 993.50 637.50 380.00 199.00 65.00 62.50 282.50 673.50 1176.00 1254.50 7710.00
2001 1399.50 1009.50 972.00 597.00 473.00 186.00 47.00 155.50 309.00 610.50 910.00 1211.00 7880.00
2002 1268.00 1174.50 1034.00 583.00 447.50 88.00 47.00 117.00 295.00 775.00 1009.50 1270.00 8108.50
2003 1064.00 1184.50 1013.50 657.50 419.00 260.00 31.50 101.00 389.00 555.00 937.50 1221.50 7834.00
2004 1363.50 1273.00 791.50 729.50 431.00 255.00 147.00 211.50 340.00 650.50 1059.50 1291.00 8543.00
2005 1079.00 1033.00 1014.50 726.50 453.50 221.00 58.50 174.50 266.50 623.00 884.00 1239.50 7773.50
2006 1217.50 1069.00 963.50 585.50 422.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4258.00
Period of Record Statistics
MEAN 1292.00 1100.10 1001.76 728.42 481.10 213.48 81.03 131.86 323.41 652.68 992.68 1261.47 8261.99
S.D. 138.55 131.95 102.35 100.24 65.99 57.50 39.04 44.13 58.11 81.70 140.04 130.97 456.05
SKEW -0.03 0.24 0.15 0.19 0.14 -0.20 0.29 0.18 0.21 -0.01 0.63 -0.15 -0.20
MAX 1542.00 1450.50 1301.50 945.00 642.00 320.00 182.50 238.50 443.08 831.00 1313.28 1504.00 9117.50
MIN 1036.95 862.00 781.00 473.79 324.00 88.00 6.41 45.90 226.50 423.84 735.00 881.90 7115.75
NO YRS 56 57 56 56 56 54 51 48 46 56 53 55 28