LAKE GEORGE 8 SW, COLORADO

Monthly Total Heating Degree Days

(054742)

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
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 216.00 m 720.50 963.00 0.00 z 1683.50
1961 0.00 z 1237.00 1113.50 893.50 536.00 253.00 152.00 167.50 498.50 712.00 1218.50 1533.50 8315.00
1962 1743.00 1103.00 1223.50 710.00 543.50 308.00 139.50 161.00 343.45 a 589.50 935.00 1305.00 9104.45
1963 1650.00 1126.00 1181.50 745.50 474.00 276.50 58.00 148.50 236.50 502.00 983.50 1435.00 8817.00
1964 1563.00 1452.50 1353.50 863.50 550.50 312.00 50.50 205.00 382.50 658.00 1165.00 1531.00 10087.00
1965 1451.32 a 1346.50 1505.00 832.50 627.00 358.50 144.50 251.50 522.00 626.50 935.50 1361.50 9962.32
1966 1626.00 1420.00 1091.00 842.50 519.50 312.00 70.00 208.50 363.00 721.00 945.00 1399.50 9518.00
1967 1304.50 1182.50 948.00 776.00 650.50 360.50 95.00 214.00 357.50 592.50 1020.00 b 1503.00 9004.00
1968 1622.50 1420.00 1292.50 912.50 629.00 215.50 142.00 207.00 422.00 639.50 1117.50 1382.50 10002.50
1969 1214.00 1155.50 1293.00 729.50 486.50 372.50 80.50 70.00 334.00 1037.00 1250.50 1629.50 9652.50
1970 1595.00 1225.00 1376.50 1078.50 514.50 311.50 84.50 97.50 432.00 855.00 1009.00 1284.00 9863.00
1971 1309.50 1250.50 1150.50 826.50 622.50 274.00 159.50 187.00 450.50 724.00 1172.00 1533.50 9660.00
1972 1424.50 1184.50 953.00 764.00 574.00 242.00 138.00 182.00 362.00 652.50 1433.79 a 1692.00 9602.29
1973 1798.00 1605.00 1351.00 1096.00 647.00 325.50 210.00 212.50 462.00 694.50 998.00 1345.50 10745.00
1974 1622.50 1365.00 984.00 860.50 453.00 259.50 137.50 266.50 466.00 660.00 1063.00 1644.50 9782.00
1975 1524.50 1294.50 1158.50 929.50 650.50 376.00 135.00 196.50 421.50 674.50 1140.00 1265.00 9766.00
1976 1469.00 1031.50 1151.50 789.00 587.50 315.50 137.00 247.50 400.50 831.00 1065.00 1412.50 9437.50
1977 1478.50 1217.50 1250.50 813.50 578.00 217.00 132.00 169.00 366.50 709.50 1020.00 1255.00 9207.00
1978 1382.50 1188.50 1040.00 780.00 687.00 277.50 98.00 233.50 372.00 731.00 1050.50 1679.50 9520.00
1979 1789.50 1377.00 1204.00 882.50 662.50 363.00 155.50 262.50 362.00 714.00 1337.00 1612.00 10721.50
1980 1618.00 1411.00 1284.00 1019.50 677.00 243.00 77.00 175.50 362.50 767.50 1159.50 1110.50 9905.00
1981 1443.57 a 1151.50 1187.00 692.00 610.00 214.50 131.50 212.50 383.50 723.50 949.00 1400.00 9098.57
1982 1461.50 1325.50 1082.50 886.50 664.50 402.50 176.50 144.00 402.50 850.50 1104.00 1427.50 9928.00
1983 1673.00 1361.00 1207.00 1040.00 739.00 409.00 126.50 125.50 336.00 708.50 1113.50 1545.50 10384.50
1984 1907.00 1547.50 1360.50 1029.50 543.50 344.00 100.00 183.00 391.00 915.50 1043.00 1351.50 10716.00
1985 1554.50 1356.50 1118.00 831.50 555.50 274.50 149.00 164.00 469.00 738.50 1086.50 1439.00 9736.50
1986 1364.50 1081.50 978.50 797.50 605.00 247.00 176.00 162.00 452.00 785.50 1194.00 1935.50 9779.00
1987 1740.50 1552.50 1522.00 945.00 582.50 247.50 149.00 196.50 404.50 651.00 1061.50 1520.00 10572.50
1988 1734.50 1331.50 1215.50 803.00 598.50 223.00 151.50 125.50 445.00 624.00 1077.50 1668.50 9998.00
1989 1833.00 1525.00 994.50 790.00 529.50 370.34 a 104.00 222.00 392.50 757.00 996.96 b 1559.50 10074.31
1990 1551.00 1232.00 1115.50 808.00 677.00 211.50 168.50 251.50 297.50 752.00 0.00 z 1596.00 8660.50
1991 1521.00 1160.00 1129.50 879.00 557.50 283.00 177.50 190.50 393.50 0.00 z 1153.00 1585.00 9029.50
1992 1594.00 1293.00 1128.00 694.50 505.50 321.50 209.00 227.00 383.50 642.50 1247.00 1545.00 9790.50
1993 1547.00 1435.50 1118.50 873.00 554.50 320.50 146.50 227.50 461.50 790.50 1286.00 1411.50 10172.50
1994 1442.50 1408.50 1018.00 856.50 512.00 170.50 133.50 134.00 375.50 748.50 1092.50 1317.50 9209.50
1995 1369.50 1084.00 1078.50 944.50 724.00 367.50 193.00 93.00 399.50 748.50 931.50 1282.00 9215.50
1996 1455.50 1134.50 1152.50 834.00 473.00 272.00 81.50 183.00 470.00 731.50 1016.50 1349.00 9153.00
1997 1435.50 1279.50 1031.00 972.00 580.50 268.00 128.50 185.00 292.50 773.00 1197.50 1118.50 l 8143.00
1998 1617.34 b 1493.50 1274.00 963.50 544.00 343.50 86.50 150.00 269.00 701.50 0.00 z 1389.50 8832.34
1999 1322.00 1082.50 956.50 958.50 646.50 331.50 91.00 183.00 438.10 a 710.50 909.00 1426.00 9055.10
2000 1357.50 1174.50 1093.00 758.50 485.50 244.50 72.50 97.00 354.00 712.00 1277.50 1413.00 9039.50
2001 1548.50 1287.50 1124.00 759.50 570.00 228.00 66.00 147.00 332.00 667.02 a 968.00 1362.50 9060.02
2002 1432.50 1349.00 1215.00 688.00 544.50 138.00 59.50 138.00 377.50 802.50 1072.00 1359.50 9176.00
2003 1175.50 1317.00 1149.50 769.00 526.50 317.50 28.50 105.00 400.00 591.50 1078.50 1298.00 8756.50
2004 1448.00 1586.00 935.50 810.50 540.50 305.00 180.50 241.00 413.00 713.50 1137.50 1388.00 9699.00
2005 1243.50 1197.50 1142.00 857.50 528.50 315.50 78.00 198.00 357.50 680.00 999.50 1392.50 8990.00
2006 1351.00 1237.00 1135.00 740.50 509.00 203.50 99.50 211.50 512.50 790.00 991.50 1464.50 9245.50
2007 1859.00 1213.00 1040.00 860.50 581.50 282.50 98.00 116.50 343.00 721.50 1004.50 1536.00 9656.00
2008 1776.00 1415.50 1327.00 938.50 657.00 306.50 90.00 170.50 405.50 687.50 945.00 1411.00 10130.00
2009 1383.50 1111.00 1022.00 904.00 494.00 334.00 128.00 204.50 413.50 908.50 982.50 1674.50 9560.00
2010 1570.00 1521.00 1360.00 829.00 646.00 224.50 85.00 128.00 284.50 677.50 1063.50 1196.50 9585.50
2011 1467.00 1433.00 1047.50 831.00 697.50 222.50 36.00 81.00 361.50 770.00 1093.45 a 1668.00 9708.45
2012 1382.00 1359.89 a 962.00 708.00 543.00 144.50 62.50 126.50 357.50 709.50 947.00 1522.50 8824.89
2013 1801.50 1354.50 1197.63 a 55.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4353.63
Period of Record Statistics
MEAN 1529.78 1301.60 1157.03 849.96 580.69 285.80 118.45 176.67 390.11 722.99 1078.45 1457.83 9631.32
S.D. 174.05 145.60 139.27 99.72 69.94 63.36 44.45 49.16 59.81 89.67 116.28 151.52 518.22
SKEW 0.22 0.20 0.54 0.53 0.32 -0.21 0.05 -0.22 -0.08 0.81 0.85 0.47 0.36
MAX 1907.00 1605.00 1522.00 1096.00 739.00 409.00 210.00 266.50 522.00 1037.00 1433.79 1935.50 10745.00
MIN 1175.50 1031.50 935.50 688.00 453.00 138.00 28.50 70.00 236.50 502.00 909.00 1110.50 8756.50
NO YRS 52 53 53 52 52 52 52 52 52 52 51 51 47