NEDERLAND 2 NNE, COLORADO

Monthly Total Heating Degree Days

(055878)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198805
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
1970 0.00 z 0.00 z 0.00 z 544.00 m 554.00 381.00 162.00 138.50 534.50 904.88 b 1048.00 1162.50 4885.38
1971 1268.00 1179.50 1148.00 870.50 730.00 336.00 227.50 210.00 550.00 804.50 1012.00 1300.50 9636.50
1972 1312.50 1067.50 928.00 822.50 659.00 292.00 249.50 284.50 463.50 748.00 1235.00 1365.00 9427.00
1973 1357.00 1138.50 810.00 i 717.50 h 701.50 351.72 a 282.50 226.50 551.00 740.50 1015.00 1247.00 7611.22
1974 1444.50 1193.00 1098.50 952.00 608.00 383.50 256.50 385.00 636.00 790.00 1091.00 1456.50 10294.50
1975 1455.00 1335.50 1266.02 c 0.00 z 843.50 533.50 313.00 358.00 488.00 690.00 1065.50 1122.00 9470.02
1976 1258.00 1001.00 1150.50 854.50 699.00 412.00 201.50 303.50 528.00 902.00 1091.50 1231.00 9632.50
1977 1409.00 1118.50 1230.50 918.50 691.00 220.50 149.00 225.00 354.00 698.50 969.00 1161.00 9144.50
1978 1304.00 1098.50 1084.40 e 0.00 z 319.50 m 371.00 194.00 347.50 476.00 805.50 1089.50 1541.00 8311.40
1979 1657.00 1117.50 1142.72 b 914.00 779.50 455.50 165.85 a 263.00 350.50 649.97 a 1200.50 1183.00 9879.04
1980 1349.50 1070.50 1160.50 938.28 a 694.00 268.50 101.50 216.00 375.00 725.50 951.50 865.00 8715.78
1981 1092.50 1003.00 1122.50 672.41 a 678.00 252.00 162.00 256.50 355.00 774.50 916.00 1165.00 8449.41
1982 1321.50 1154.22 a 1041.00 866.00 691.00 471.50 196.50 140.50 424.50 783.00 1022.50 1228.50 9340.72
1983 1103.50 1046.50 1133.00 1079.00 783.50 458.00 153.50 125.00 326.00 639.50 1044.50 1471.95 c 9363.95
1984 1311.50 1102.50 1143.50 1008.50 539.00 358.00 123.50 207.00 459.50 921.00 937.00 1139.00 9250.00
1985 1414.50 1219.00 1063.50 783.50 561.50 331.00 182.50 200.00 523.50 748.50 1074.50 1200.00 9302.00
1986 984.50 466.50 l 887.00 802.50 670.50 287.00 172.50 195.50 510.50 777.07 a 1006.00 1239.00 7532.07
1987 1291.50 1101.50 723.00 m 785.50 582.50 290.00 198.00 258.00 429.00 672.50 958.00 1338.00 7904.50
1988 1353.50 1080.00 1140.00 788.50 547.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4909.00
Period of Record Statistics
MEAN 1315.97 1119.22 1108.73 870.41 667.36 358.48 193.96 241.11 463.03 765.30 1040.39 1245.33 9369.66
S.D. 150.71 82.08 96.20 102.09 87.76 84.32 54.67 74.20 86.32 83.09 84.67 154.80 486.48
SKEW -0.20 0.91 -0.86 0.19 0.13 0.33 0.53 0.33 0.02 0.43 0.72 -0.17 -0.09
MAX 1657.00 1335.50 1266.02 1079.00 843.50 533.50 313.00 385.00 636.00 921.00 1235.00 1541.00 10294.50
MIN 984.50 1001.00 887.00 672.41 539.00 220.50 101.50 125.00 326.00 639.50 916.00 865.00 8449.41
NO YRS 18 17 16 15 18 18 18 18 18 18 18 18 12