CRESTED BUTTE, COLORADO

Monthly Total Heating Degree Days

(051959)

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
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1910 0.00 z 727.00 n 1153.00 880.86 a 672.50 405.00 262.47 a 328.00 452.00 841.50 1034.00 1545.00 7574.33
1911 1462.50 1392.74 a 1196.50 986.50 685.50 419.00 324.98 a 388.50 490.00 921.50 1433.00 1748.92 a 11449.64
1912 1670.50 1494.00 1285.00 1158.50 766.00 500.50 368.00 319.50 f 422.00 j 943.00 1182.41 a 1784.50 11152.41
1913 1825.00 1483.00 1449.25 a 993.00 664.00 486.00 318.50 288.50 606.50 959.50 1019.00 1623.00 11715.25
1914 1594.00 1526.00 1448.00 957.50 660.50 444.00 314.50 358.50 602.00 840.50 955.00 1729.00 11429.50
1915 1748.00 1368.00 1277.20 a 755.50 779.00 488.50 400.50 395.50 517.50 785.50 1279.00 1593.00 11387.20
1916 1604.50 1462.50 1231.50 985.50 783.50 444.00 286.50 379.00 678.50 1004.50 1292.50 1667.00 11819.50
1917 1788.50 1476.50 1321.00 1328.00 935.50 530.50 421.00 418.00 670.86 a 993.50 1207.50 1150.50 12241.36
1918 1595.50 1354.50 1077.00 972.00 645.50 241.50 222.00 425.00 616.50 0.00 z 0.00 z 0.00 z 7149.50
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 996.50 1356.50 1829.52 a 4182.52
1920 1432.50 1154.00 1530.50 1334.48 a 909.85 a 595.00 452.50 543.00 687.50 1044.00 1329.50 1756.50 12769.33
1921 1538.00 1384.50 1199.50 1034.00 726.95 a 489.50 423.50 442.50 666.50 931.00 1194.00 1522.00 11551.95
1922 2003.00 1457.00 1440.00 1075.00 724.50 258.00 i 276.50 380.50 446.50 676.50 1339.00 1755.38 c 11573.88
1923 1694.50 1594.50 1595.00 1233.00 702.00 480.50 223.50 382.50 698.00 940.50 1270.50 1597.00 12411.50
1924 0.00 z 1562.00 1590.50 1054.50 697.50 495.50 218.50 416.50 0.00 z 603.00 l 1304.00 1506.50 8845.50
1925 1511.50 1343.50 1096.00 938.28 a 635.50 390.50 194.27 a 296.00 479.00 1017.50 1286.00 1535.50 10723.54
1926 1622.50 1400.00 c 1307.00 782.50 525.00 284.50 187.50 184.50 415.86 a 0.00 z 1186.50 1582.50 9478.36
1927 1422.00 1203.00 1242.00 662.00 486.00 231.50 181.50 244.00 571.50 1000.00 1297.00 1647.50 10188.00
1928 1575.00 1296.50 1161.00 799.50 476.00 242.50 176.50 197.00 458.00 0.00 z 1235.00 1508.50 9125.50
1929 0.00 z 0.00 z 0.00 z 0.00 z 701.00 319.00 152.50 201.00 494.50 865.86 b 1269.00 1411.00 5413.86
1930 1719.47 a 1313.00 1361.93 a 792.50 617.42 a 286.00 189.50 228.00 472.00 950.00 1381.50 1762.87 a 11074.18
1931 1665.00 1260.50 1397.50 967.00 666.50 275.50 171.50 171.50 485.50 847.50 1341.00 1636.00 10885.00
1932 1723.50 1314.00 1399.00 677.00 h 651.00 366.50 209.50 249.00 448.97 a 1036.00 1334.50 1656.90 b 10388.86
1933 1666.50 1557.50 1276.50 1047.50 769.50 266.50 120.00 j 236.12 a 402.50 686.50 1048.45 a 1312.00 10269.56
1934 1495.00 1107.56 a 1100.50 736.50 495.50 441.00 205.50 194.27 a 524.50 742.97 a 1164.50 1573.50 9781.29
1935 1578.00 1391.00 1330.00 920.00 719.00 360.00 244.90 a 249.00 442.50 830.28 a 1200.50 1441.00 10706.18
1936 1573.50 1377.00 1401.50 999.00 497.00 323.50 145.50 80.00 407.00 684.00 1058.00 1482.32 a 10028.32
1937 1742.20 a 1397.00 1357.00 995.50 605.00 408.50 162.50 150.50 448.00 694.00 992.00 1465.00 10417.20
1938 1573.00 1339.00 1257.50 909.50 646.00 363.50 283.00 186.50 439.00 804.00 1263.50 1513.50 10578.00
1939 1572.00 0.00 z 0.00 z 937.00 520.50 296.00 159.00 236.50 371.50 0.00 z 944.00 1224.50 6261.00
1940 1573.50 1427.00 1280.00 1029.50 671.00 342.00 134.50 208.50 397.50 697.00 1281.00 1457.00 10498.50
1941 1684.50 1295.00 1278.00 1039.50 583.00 456.72 a 0.00 z 0.00 z 462.41 a 701.50 1075.50 1352.50 9928.64
1942 1462.50 1437.50 1395.00 a 908.00 685.62 a 426.00 290.50 320.50 480.00 760.00 1046.50 1515.00 10727.12
1943 1551.50 1360.50 1362.50 812.00 692.50 445.50 227.50 246.50 488.00 777.50 1088.00 1400.00 10452.00
1944 1565.00 1423.00 1372.50 1060.00 699.50 451.00 308.00 313.50 470.00 734.50 1177.50 1489.50 11064.00
1945 1529.50 1249.11 a 1319.50 1059.50 618.50 497.00 260.00 285.50 543.50 759.50 1294.50 1461.00 10877.11
1946 1672.00 1406.50 1209.00 762.00 710.00 375.00 188.00 244.00 463.50 877.00 1281.50 1402.00 10590.50
1947 1719.00 1293.00 1261.00 950.50 573.00 486.00 196.00 265.50 425.50 734.50 1319.00 1584.62 a 10807.62
1948 1596.50 1392.00 1440.00 974.50 628.50 417.50 270.00 322.00 373.50 783.00 1431.72 a 1543.00 11172.22
1949 1761.50 1478.50 1239.50 872.50 635.00 417.50 230.50 329.50 460.00 841.00 992.00 1581.00 10838.50
1950 1639.00 1400.50 1359.35 a 869.40 e 809.50 431.00 318.00 364.50 499.50 637.50 1110.50 1512.50 10951.25
1951 1619.23 a 1353.85 a 1310.50 928.00 652.50 474.00 215.00 316.50 506.50 854.00 1391.38 a 1644.00 11265.46
1952 1689.50 1599.50 1512.00 959.42 d 674.80 c 326.54 d 178.00 i 136.50 q 302.00 g 724.62 c 1255.00 1659.50 10400.89
1953 1439.43 a 1459.11 a 1256.00 1027.00 761.50 343.97 a 154.00 307.00 449.48 a 761.00 1095.50 1512.28 a 10566.28
1954 1382.50 1149.00 1240.00 776.00 551.00 381.96 b 127.21 b 255.50 296.00 h 702.50 970.20 e 1641.45 a 9177.32
1955 1273.00 g 1535.85 a 1364.53 b 1044.83 a 460.50 j 350.50 h 205.00 200.00 427.00 756.00 1213.00 1431.00 8177.21
1956 1393.45 a 1528.00 1340.00 964.00 549.00 299.50 217.00 345.50 397.00 706.44 e 1378.50 1630.50 10748.89
1957 1573.50 1188.50 1246.00 1005.50 791.00 402.50 213.50 237.00 499.14 a 779.50 1309.50 1512.00 10757.64
1958 1694.00 1216.50 1343.50 1053.00 547.50 308.50 249.00 172.50 409.00 714.50 1106.00 1297.00 10111.00
1959 1512.50 1316.00 1306.50 976.00 629.50 271.50 223.50 249.50 505.50 803.50 1076.00 1342.50 10212.50
1960 1552.50 1476.00 1162.50 867.41 a 664.50 334.00 208.50 226.50 381.50 754.00 1156.00 1529.00 10312.41
1961 1621.00 1292.50 1197.50 985.50 601.50 309.50 211.50 188.00 581.00 760.00 1244.40 e 1609.50 10601.90
1962 1755.50 1235.50 1482.00 882.50 646.00 404.00 268.50 279.50 440.50 659.00 0.00 z 1297.50 9350.50
1963 1565.00 1223.00 1298.50 841.50 536.00 358.50 159.00 213.00 331.00 559.00 956.50 1391.00 9432.00
1964 1714.50 1569.00 1490.50 1013.50 635.50 389.50 136.00 295.00 457.50 668.00 1056.00 1584.00 11009.00
1965 1509.00 1440.00 1423.50 957.50 690.50 417.00 215.00 316.50 532.50 642.50 980.50 1488.50 10613.00
1966 1814.50 1517.00 1259.00 904.00 538.00 373.00 125.00 227.50 408.50 767.00 1098.00 1597.00 10628.50
1967 1539.50 1355.50 1115.50 876.00 698.00 441.50 186.50 292.50 455.00 744.50 1051.03 a 1571.50 10327.03
1968 1662.50 1342.50 1309.00 1087.50 721.00 357.00 212.00 332.00 552.50 753.50 1321.00 1557.00 11207.50
1969 1455.00 1421.50 1416.50 879.50 529.00 463.00 188.00 177.00 434.50 1035.50 1306.50 1480.50 10786.50
1970 1627.00 1321.00 1388.00 1141.50 638.50 394.50 199.00 201.50 540.50 988.00 1165.50 1596.50 11201.50
1971 1514.00 1361.50 1324.00 948.00 730.50 405.00 286.50 270.50 584.50 793.50 1154.00 1604.00 10976.00
1972 1586.50 1348.50 1083.00 896.00 647.50 352.00 246.50 272.50 499.50 741.50 1339.50 1717.50 10730.50
1973 1743.50 1424.00 1350.00 1105.50 687.50 432.50 304.00 296.50 536.50 856.63 a 1139.50 1633.50 11509.63
1974 1816.50 1710.00 1223.50 1109.00 645.12 b 438.10 a 321.62 c 445.76 b 559.50 776.00 1316.00 1716.00 12077.11
1975 1696.00 1460.00 1355.50 1148.28 a 840.50 553.50 359.08 a 359.50 546.72 a 872.98 c 1239.50 1633.50 12065.07
1976 1797.50 1367.66 a 1408.43 a 970.00 668.00 463.39 b 222.00 360.00 492.41 a 892.59 b 1184.00 1499.50 11325.49
1977 0.00 z 0.00 z 685.50 q 503.00 m 643.50 329.00 238.00 280.00 446.90 a 0.00 z 1108.00 1463.00 4508.40
1978 1554.00 1383.50 1170.00 0.00 z 739.87 a 0.00 z 279.00 337.50 500.00 762.50 1176.00 1749.50 9651.87
1979 1826.00 1458.50 1368.50 1027.00 727.98 a 484.50 0.00 z 109.50 w 474.00 768.00 1467.50 1774.50 11376.48
1980 1525.72 a 1534.41 a 1515.00 1194.31 a 783.00 436.00 283.00 364.50 540.00 913.50 1114.00 1325.50 11528.94
1981 1479.00 1327.00 1252.50 839.00 688.00 368.00 198.50 g 311.00 454.00 841.00 1017.00 1436.00 10012.50
1982 1712.50 1508.50 1332.50 1063.00 712.00 451.50 299.00 252.50 498.50 883.00 1305.50 1612.00 11630.50
1983 1591.50 1330.50 1188.00 1121.79 b 802.50 458.50 231.00 198.00 438.00 743.00 1189.50 1508.00 10800.29
1984 2020.00 1611.50 1438.00 1125.50 647.50 447.00 217.50 244.00 481.50 965.00 1314.50 1522.50 12034.50
1985 1755.00 1504.00 1277.00 934.00 641.50 386.67 c 286.50 312.00 620.00 827.50 1189.50 1714.00 11447.67
1986 1711.50 1277.00 1200.00 914.00 700.00 360.50 328.50 300.50 607.50 893.50 1221.50 1687.50 11202.00
1987 1709.50 1406.00 1462.50 921.00 678.00 386.50 301.00 326.50 552.00 771.00 1209.00 1558.50 11281.50
1988 1764.00 1553.00 1403.00 913.00 678.50 329.50 251.00 268.00 569.00 757.00 1315.50 1776.50 11578.00
1989 1944.22 a 1452.00 1160.00 837.00 629.00 419.50 223.00 349.00 512.50 870.50 1158.00 1686.50 11241.22
1990 1681.50 1373.00 1124.50 839.00 726.50 341.50 259.00 335.50 408.50 863.00 1214.00 1750.00 10916.00
1991 1821.50 1402.00 1358.00 1067.50 699.00 428.50 283.50 293.00 503.00 817.00 1311.50 1777.00 11761.50
1992 1798.50 1386.50 1182.00 795.50 584.00 437.50 348.00 343.50 527.00 741.50 1505.00 1746.00 11395.00
1993 1616.50 1316.00 1317.00 1039.00 711.50 453.50 321.00 340.00 563.00 871.00 1414.00 1799.50 11762.00
1994 1757.00 1490.00 1257.50 974.00 636.00 332.00 253.00 226.00 479.00 873.50 1283.00 1626.00 11187.00
1995 1669.50 1257.50 1255.00 1060.50 849.50 478.50 360.00 221.00 487.50 887.50 1117.50 1554.00 11198.00
1996 1681.00 1465.50 1374.50 1006.00 583.00 394.50 212.00 287.50 553.50 901.00 1172.50 1688.00 11319.00
1997 1661.00 1541.00 1345.00 1063.00 649.50 392.50 278.00 317.00 455.00 910.50 1295.00 1785.50 11693.00
1998 1676.00 1459.50 1420.00 1085.00 666.50 495.50 202.50 287.50 385.00 843.00 1221.00 1555.00 11296.50
1999 1539.50 1399.00 1163.00 1018.00 784.50 456.50 217.50 289.00 570.50 846.00 1042.00 1589.00 10914.50
2000 1521.50 1375.00 1299.50 859.00 584.50 383.00 234.50 218.50 455.50 777.00 1427.00 1587.50 10722.50
2001 1767.50 1372.50 1233.50 888.50 616.00 384.00 210.00 280.50 472.50 804.50 1070.50 1761.50 10861.50
2002 1715.00 1586.00 1472.50 803.50 668.00 318.00 176.50 302.00 497.00 903.50 1424.50 1705.00 11571.50
2003 1597.00 1445.50 1287.00 956.50 641.00 440.50 154.00 238.50 543.50 701.50 1235.50 1609.50 10850.00
2004 1836.00 1548.50 1172.50 846.50 639.50 416.00 287.50 385.50 544.00 826.00 1100.50 1704.50 11307.00
2005 1535.00 1483.50 1363.50 991.50 660.00 457.50 218.00 314.50 469.50 773.50 1188.50 1782.50 11237.50
2006 1763.00 1567.00 1325.50 906.00 595.00 355.50 180.00 278.50 634.50 889.00 1220.00 1543.00 11257.00
2007 1779.50 1323.50 1208.50 841.00 664.50 391.50 168.50 220.00 461.00 824.00 1070.50 1789.50 10742.00
2008 1916.00 1587.00 1529.50 1163.50 750.00 434.00 226.00 265.00 528.50 815.00 1069.00 1586.00 11869.50
2009 1667.00 1415.00 1317.50 1065.50 0.00 z 455.50 260.50 351.50 495.00 954.50 1156.50 1804.00 10942.50
2010 1706.50 1549.00 1424.00 983.00 739.50 337.00 159.50 255.00 423.50 753.50 1277.00 1410.50 11018.00
2011 1897.00 1601.50 1317.00 1011.50 784.00 372.00 150.00 184.00 442.00 798.50 1223.00 1588.23 a 11368.73
2012 1598.64 b 1520.95 a 1218.00 833.50 582.00 244.82 b 137.50 210.00 452.00 807.00 1084.50 1577.50 10266.41
2013 1888.50 1611.00 1449.25 a 64.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 55.00 z 4948.75
Period of Record Statistics
MEAN 1654.16 1412.17 1313.85 968.43 668.30 397.69 240.07 285.45 496.21 820.44 1205.01 1580.08 11072.34
S.D. 131.86 117.10 114.36 122.44 86.80 72.83 69.53 75.42 74.77 101.81 128.85 139.72 593.48
SKEW 0.35 -0.15 0.12 0.32 0.27 -0.17 0.73 0.37 0.63 0.23 -0.03 -0.45 0.11
MAX 2020.00 1710.00 1595.00 1334.48 935.50 595.00 452.50 543.00 698.00 1044.00 1505.00 1829.52 12769.33
MIN 1382.50 1107.56 1077.00 662.00 476.00 231.50 125.00 80.00 331.00 559.00 944.00 1150.50 9432.00
NO YRS 98 99 100 98 100 99 97 98 98 97 101 102 81