EAGLE FAA AIRPORT, COLORADO

Monthly Total Heating Degree Days

(052454)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 199406
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 83.00 202.00 659.50 1190.00 1465.50 3600.00
1949 1715.00 1318.00 929.50 617.00 433.50 213.50 16.00 75.43 a 280.00 721.00 864.00 1347.50 8530.43
1950 1410.50 1120.00 1003.00 684.00 510.00 199.00 75.00 151.50 291.00 503.50 920.50 1160.50 8028.50
1951 1456.50 1148.50 1007.00 719.00 393.50 274.00 22.00 82.00 342.00 677.50 1129.50 1473.00 8724.50
1952 1615.00 1444.00 1318.00 673.00 416.50 133.50 54.00 90.50 244.14 a 637.50 1185.00 a 1294.50 g 7811.14
1953 1233.50 1212.50 957.50 807.00 544.00 152.50 5.50 90.00 272.00 621.50 921.50 1377.00 8194.50
1954 1201.50 940.00 1013.50 584.50 338.50 183.50 6.50 72.50 253.50 565.00 925.00 1691.50 7775.50
1955 1656.50 1434.50 1175.00 755.50 484.50 265.00 33.50 20.50 278.00 635.50 1142.50 1233.28 a 9114.28
1956 1188.00 1447.00 1125.00 680.00 355.00 98.00 38.00 123.00 230.50 627.00 1266.50 1619.50 8797.50
1957 1548.00 1074.50 1013.50 782.50 521.00 214.50 22.00 76.50 353.00 605.50 1163.50 1398.50 8773.00
1958 1623.50 994.00 1013.00 777.50 339.50 125.00 49.50 38.50 259.00 610.00 1045.50 1175.50 8050.50
1959 1386.50 1127.50 1011.00 696.50 418.00 110.50 56.00 71.50 363.50 691.50 1011.50 1336.50 8280.50
1960 1405.00 1318.50 916.00 652.50 480.50 137.00 34.00 69.50 219.50 638.50 985.00 1432.50 8288.50
1961 1505.00 1064.00 967.00 758.50 419.50 131.50 33.50 19.00 446.50 650.00 1093.00 1432.50 8520.00
1962 1623.00 1056.00 1108.50 592.50 438.00 215.00 65.50 104.00 292.00 568.50 882.50 1342.50 8288.00
1963 1661.50 931.50 993.00 657.50 350.50 158.00 5.50 36.00 162.50 454.00 928.50 1465.50 7804.00
1964 1587.00 1441.00 1286.00 732.50 458.50 202.50 4.00 126.00 317.00 577.50 1031.50 1420.00 9183.50
1965 1306.00 1111.50 1153.50 693.50 484.50 215.00 48.50 109.00 408.50 554.00 905.50 1321.00 8310.50
1966 1481.50 1293.50 940.00 712.50 384.50 175.00 2.50 71.00 237.50 677.50 866.50 1611.50 8453.50
1967 1435.00 1187.50 846.50 665.50 497.00 233.50 9.00 58.50 245.00 609.00 954.00 1495.00 8235.50
1968 1593.50 1184.50 966.00 813.50 513.50 138.00 49.50 140.00 371.50 633.00 1176.50 1433.50 9013.00
1969 1235.00 1210.50 1091.00 590.50 286.00 224.50 9.00 2.00 220.00 818.00 1089.50 1272.50 8048.50
1970 0.00 z 944.00 1025.50 844.50 428.50 207.00 11.50 37.50 350.00 791.50 971.00 1324.00 6935.00
1971 1291.50 1098.00 1026.50 678.00 496.00 153.00 33.50 9.00 354.00 648.00 1056.00 1474.00 8317.50
1972 1400.00 1077.00 801.00 633.00 434.00 92.00 23.00 65.50 282.00 569.50 1086.00 1621.00 8084.00
1973 1618.00 1229.50 982.50 795.00 435.00 206.00 68.00 43.50 326.00 592.00 937.50 1375.50 8608.50
1974 1553.50 1299.50 889.00 738.50 340.00 154.00 16.00 117.00 310.50 562.00 995.50 1463.50 8439.00
1975 1464.50 1191.50 953.00 782.50 530.00 242.00 11.50 98.00 293.00 660.00 1069.00 1284.00 8579.00
1976 1436.50 999.50 1040.50 667.00 404.00 200.00 5.50 71.50 267.00 715.50 1006.50 1350.50 8164.00
1977 1417.50 1033.50 1045.50 588.00 389.00 38.50 4.50 46.00 227.00 613.00 921.00 1147.00 7470.50
1978 1221.50 1027.00 819.50 633.50 490.00 149.50 27.00 88.50 276.00 597.00 912.50 1613.00 7855.00
1979 1685.50 1199.50 977.00 692.00 438.50 205.00 35.00 106.50 218.50 574.00 1215.00 1486.00 8832.50
1980 1226.50 1079.00 1006.00 731.00 446.00 137.00 8.00 92.50 237.00 683.00 977.00 1020.50 7643.50
1981 1171.50 1014.00 924.00 549.50 418.00 89.50 9.50 58.50 165.50 642.00 896.00 1240.00 7178.00
1982 1464.00 1218.00 913.00 764.00 493.00 228.00 58.50 23.00 274.00 726.00 1068.00 1357.00 8586.50
1983 1283.00 985.50 888.50 849.00 527.50 228.00 33.50 5.00 201.50 588.50 969.50 1348.00 7907.50
1984 364.50 w 1312.00 1032.00 804.00 347.00 240.50 2.00 31.00 256.50 750.00 1005.50 1306.00 7086.50
1985 1445.50 1225.00 918.00 612.00 395.00 111.50 19.00 57.50 363.50 603.00 1004.00 1360.00 8114.00
1986 1337.50 898.00 741.00 607.00 433.50 84.83 a 41.50 45.00 323.00 655.50 931.00 1287.00 7384.83
1987 1325.00 932.50 939.00 572.00 391.50 119.50 60.00 80.00 263.50 516.50 961.50 1339.50 7500.50
1988 1558.50 1177.00 1010.00 617.00 410.00 56.00 4.00 15.50 308.50 494.00 950.00 1456.00 8056.50
1989 1622.50 1231.00 842.00 0.00 z 350.50 184.50 3.50 66.00 225.50 598.00 905.00 1365.00 7393.50
1990 1291.00 997.50 812.00 551.50 419.00 75.00 17.50 28.50 139.50 591.00 944.50 1583.50 7450.50
1991 1547.50 1061.00 899.50 702.50 362.00 108.00 28.00 8.50 212.50 568.50 976.00 1367.50 7841.50
1992 1391.50 976.50 812.50 482.00 304.50 152.00 51.50 77.50 232.50 519.00 1153.00 1393.50 7546.00
1993 1394.00 1124.50 902.50 652.00 362.50 183.00 62.50 73.00 327.50 624.50 1136.50 665.50 n 6842.50
1994 1271.50 1099.00 796.00 653.50 338.00 68.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4226.00
1995 0.00 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
1996 0.00 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
1997 0.00 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
1998 0.00 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
1999 0.00 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
2000 0.00 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
2001 0.00 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
2002 0.00 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
2003 0.00 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
2004 0.00 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
2005 0.00 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
2006 0.00 z 0.00 z 0.00 z 565.00 313.00 53.50 9.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 931.50
Period of Record Statistics
MEAN 1438.30 1141.05 974.55 682.82 420.48 160.95 28.30 66.40 276.59 622.11 1015.76 1387.88 8199.34
S.D. 153.88 146.77 119.33 86.42 66.48 60.16 21.53 36.97 64.76 73.65 104.35 136.76 493.15
SKEW -0.02 0.45 0.66 0.00 0.01 -0.17 0.49 0.15 0.31 0.35 0.58 -0.08 -0.03
MAX 1715.00 1447.00 1318.00 849.00 544.00 274.00 75.00 151.50 446.50 818.00 1266.50 1691.50 9183.50
MIN 1171.50 898.00 741.00 482.00 286.00 38.50 2.00 2.00 139.50 454.00 864.00 1020.50 7178.00
NO YRS 44 46 46 46 47 47 45 46 46 46 46 44 40