LAKE CITY, COLORADO

Monthly Total Heating Degree Days

(054734)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201005
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
1905 0.00 z 0.00 z 0.00 z 0.00 z 659.00 286.50 200.50 145.50 344.50 757.50 1008.00 1647.50 5049.00
1906 1488.00 1247.50 410.50 v 748.00 558.50 314.00 204.50 186.50 397.50 727.00 1031.50 1234.00 8137.00
1907 1342.00 1002.50 902.00 702.50 701.50 424.50 136.50 197.50 381.50 625.50 1061.00 1414.50 8891.50
1908 1536.00 1297.00 1102.50 764.50 692.50 379.00 162.50 197.50 383.00 827.00 1074.00 1555.00 9970.50
1909 1402.00 1368.50 1208.00 899.50 699.00 263.00 99.00 158.50 390.50 688.50 965.50 1639.50 9781.50
1910 1531.00 1366.00 897.00 724.50 530.00 207.00 85.50 181.00 261.00 683.50 886.50 1331.00 8684.00
1911 1352.50 1250.50 1033.50 788.00 573.00 272.00 212.50 210.00 328.50 780.00 1248.50 1594.00 9643.00
1912 1487.00 1316.50 1143.00 946.50 594.00 360.50 200.00 185.00 547.50 778.50 1067.50 1703.50 10329.50
1913 1682.50 1351.00 1266.00 824.00 513.50 325.00 164.00 147.50 454.00 828.00 953.50 1676.00 10185.00
1914 1519.00 1418.00 1257.50 794.50 530.00 281.00 172.50 207.50 329.50 712.50 960.00 1621.00 9803.00
1915 1667.50 1290.07 a 1257.05 a 0.00 z 0.00 z 258.50 128.50 211.50 0.00 z 0.00 z 0.00 z 0.00 z 4813.12
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 209.00 108.50 70.00 q 0.00 z 0.00 z 0.00 z 0.00 z 317.50
1917 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 167.50 n 398.28 a 0.00 z 0.00 z 0.00 z 398.28
1918 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1920 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1921 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1922 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1923 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1924 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1925 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1926 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1927 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1928 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1929 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1930 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1931 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1932 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1933 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1934 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1935 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1936 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1937 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1938 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1939 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
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 98.00 z 1088.50 1237.50 2326.00
1959 1448.50 1247.50 1156.50 721.00 552.50 175.50 87.50 174.50 390.50 717.00 1074.50 1274.50 9020.00
1960 1587.50 1456.50 1081.50 771.50 578.00 219.50 122.00 118.00 287.50 695.50 1045.00 1444.50 9407.00
1961 1569.00 1179.50 1111.50 855.00 519.25 a 192.50 104.00 153.00 477.00 731.50 1201.00 1619.48 b 9712.73
1962 1691.00 1205.50 1315.00 717.50 590.00 322.00 214.50 195.50 387.50 603.50 918.50 1213.00 9373.50
1963 1546.50 1101.50 1187.50 796.50 407.50 299.00 72.00 198.50 277.00 531.00 1008.00 1505.50 8930.50
1964 1703.00 1537.50 1404.30 a 953.00 571.50 346.00 114.00 261.50 426.00 596.50 1148.79 a 1593.00 10655.09
1965 1548.00 1386.50 1476.50 1124.50 768.50 488.50 175.00 253.00 525.50 640.50 1047.50 1530.37 a 10964.37
1966 1734.50 1454.50 1087.00 743.50 484.50 280.50 84.50 159.00 345.00 705.50 994.00 1480.50 9553.00
1967 1522.50 1192.00 1036.50 876.50 608.50 343.50 85.50 224.00 351.00 631.00 960.00 1521.50 9352.50
1968 1635.00 1302.00 1190.50 945.00 639.00 237.50 177.00 317.00 449.00 693.50 1147.50 1490.50 10223.50
1969 1410.00 1395.50 1348.00 773.00 463.00 414.50 146.00 141.50 377.00 993.00 1199.50 1415.00 10076.00
1970 1582.00 1238.50 1226.50 986.50 549.00 0.00 z 185.00 192.50 541.00 925.00 1115.00 1458.00 9999.00
1971 1383.00 1183.00 1131.50 819.50 657.00 304.50 184.00 230.50 503.00 808.00 1188.50 1605.50 9998.00
1972 1555.00 1279.50 997.00 816.00 582.50 272.50 158.50 254.50 465.00 726.50 1333.50 1721.50 10162.00
1973 1769.50 1416.00 1301.00 953.00 586.00 311.50 174.50 213.00 435.50 703.50 965.50 1433.50 10262.50
1974 1565.00 1341.00 983.50 860.00 514.00 270.50 211.00 334.50 375.50 719.00 1137.41 a 1646.00 9957.41
1975 1559.00 1384.00 1190.50 985.00 678.00 396.00 199.95 a 242.00 420.00 726.50 1125.50 1519.00 10425.45
1976 1647.00 1215.93 a 1229.00 829.50 591.50 406.00 189.00 321.00 443.28 a 846.50 1039.50 1388.50 10146.71
1977 1551.00 1165.50 1234.00 784.50 628.00 262.00 211.00 0.00 z 419.50 554.00 0.00 z 1334.00 8143.50
1978 1547.50 1294.50 1069.00 0.00 z 655.00 259.50 161.89 d 227.33 a 349.50 598.50 707.50 h 1648.50 7811.22
1979 1725.00 1378.50 1163.00 843.33 c 584.50 300.00 103.00 214.00 241.00 576.50 1282.24 a 1427.00 9838.08
1980 1343.50 1196.77 a 1311.54 e 950.00 431.00 i 251.00 71.00 168.00 303.00 666.50 1003.97 a 1068.98 a 8334.25
1981 1267.00 1143.15 b 1126.33 a 689.00 593.00 178.93 b 131.23 a 181.00 318.89 c 709.00 921.00 1312.50 8571.04
1982 1493.00 1307.00 1135.50 862.50 614.00 342.00 0.00 z 163.50 389.50 796.00 1170.50 1417.50 9691.00
1983 1374.00 1171.50 1069.50 992.50 689.50 383.00 139.50 130.00 290.50 660.50 1089.50 1425.00 9415.00
1984 1715.50 1426.50 1258.00 1023.00 488.00 326.50 134.00 198.00 354.50 865.50 1101.50 1417.00 10308.00
1985 1530.00 1363.00 1112.00 750.50 551.50 263.50 145.00 155.00 500.50 687.50 1089.00 1384.00 9531.50
1986 1398.00 1111.00 938.50 808.45 a 622.00 234.50 187.00 162.50 469.50 766.50 1112.50 1435.50 9245.95
1987 1536.00 1183.00 1231.50 756.50 574.50 219.50 130.00 191.00 413.50 559.00 1053.50 1495.00 9343.00
1988 1620.00 1331.00 1182.50 757.50 574.00 217.00 117.50 138.50 406.00 534.00 1072.00 1482.50 9432.50
1989 1671.00 1270.50 937.00 672.00 504.50 262.50 63.50 195.00 298.00 670.50 968.00 1369.00 8881.50
1990 1439.00 1123.00 940.00 678.50 585.50 193.00 145.50 220.00 280.00 655.00 1046.00 1543.50 8849.00
1991 1513.50 1122.00 1139.00 867.00 568.50 290.50 175.50 217.50 382.50 645.50 1070.50 1444.00 9436.00
1992 1522.00 1177.00 977.50 602.50 458.00 296.00 202.00 222.50 349.00 570.50 1311.50 1584.00 9272.50
1993 1440.50 1193.00 1043.50 792.50 523.50 308.00 125.00 225.00 394.50 687.00 1229.50 1523.50 9485.50
1994 1485.00 1302.00 976.00 764.50 499.00 153.50 100.00 147.50 362.50 714.00 1167.50 1449.00 9120.50
1995 1450.50 1022.00 1022.50 860.50 693.50 357.00 200.50 133.50 368.00 696.50 974.00 1305.00 9083.50
1996 1464.00 1198.50 1110.50 784.50 391.50 200.50 93.50 190.50 436.50 743.50 1050.50 1465.50 9129.50
1997 1482.50 1308.50 1008.00 848.50 490.00 261.00 184.00 221.00 319.50 686.50 1092.00 1507.00 9408.50
1998 1435.50 1269.00 1115.50 861.00 519.50 316.50 79.00 152.50 263.50 692.00 991.50 1300.00 8995.50
1999 1268.00 1050.50 861.50 872.59 a 582.05 b 314.00 143.50 241.50 405.00 b 607.00 876.00 1434.27 a 8655.90
2000 1337.00 1119.72 b 1091.64 c 645.52 a 402.45 c 211.03 a 84.50 148.00 310.18 b 650.00 1255.00 1365.00 8620.04
2001 1514.00 1181.50 1037.43 b 677.14 b 432.93 b 208.89 c 109.53 a 202.61 c 285.00 c 620.00 b 974.00 1509.00 8752.03
2002 1482.00 1296.00 1131.50 622.50 465.00 123.50 44.00 149.50 345.00 729.00 1157.50 1433.00 8978.50
2003 1245.50 1188.00 1037.50 769.00 472.00 295.00 22.00 134.50 366.50 520.00 1099.50 1360.50 8510.00
2004 1550.50 1329.50 880.50 746.50 475.50 255.50 155.50 226.50 399.50 717.50 1007.50 1436.50 9181.00
2005 1285.50 1164.00 1099.00 764.50 477.00 298.50 51.00 199.50 343.00 601.50 983.00 1500.50 8767.00
2006 1473.50 1243.00 1102.00 692.50 447.50 184.00 102.50 203.50 468.00 731.00 1031.50 1334.00 9013.00
2007 1497.50 1132.00 944.00 730.00 530.00 192.00 80.00 130.00 332.00 661.50 913.00 1571.38 b 8713.38
2008 1756.00 1305.50 1172.50 867.50 578.00 250.50 103.00 126.50 345.00 647.00 941.50 1423.50 9516.50
2009 1377.00 1168.50 969.00 796.50 0.00 z 347.00 93.50 162.50 355.00 771.50 964.50 1606.50 8611.50
2010 1477.50 1312.50 1076.00 759.50 501.00 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4625.50
Period of Record Statistics
MEAN 1511.80 1257.61 1115.14 810.19 560.36 280.90 136.24 193.28 379.94 694.95 1066.56 1464.93 9463.45
S.D. 125.56 112.29 131.83 104.33 82.62 71.91 49.08 46.79 70.56 92.90 106.17 130.16 594.46
SKEW 0.02 0.03 0.29 0.55 0.14 0.36 -0.13 0.86 0.34 0.59 0.51 -0.35 0.40
MAX 1769.50 1537.50 1476.50 1124.50 768.50 488.50 214.50 334.50 547.50 993.00 1333.50 1721.50 10964.37
MIN 1245.50 1002.50 861.50 602.50 391.50 123.50 22.00 118.00 241.00 520.00 876.00 1068.98 8510.00
NO YRS 62 62 61 60 59 62 62 61 62 61 60 62 53