MARVINE RCH, COLORADO

Monthly Total Heating Degree Days

(055414)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199808
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
1972 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 279.00 293.50 483.50 781.00 1403.50 1552.58 a 4793.08
1973 1520.50 1268.00 1284.50 1088.28 a 0.00 z 467.00 266.50 280.00 534.50 727.00 1056.50 1442.00 9934.78
1974 1553.50 1333.50 1044.00 1001.00 584.50 396.00 300.50 336.50 475.00 711.50 1150.50 1566.00 10452.50
1975 1450.00 1295.50 1167.00 957.50 682.00 392.00 200.50 300.50 492.50 765.50 1176.50 1347.47 a 10226.97
1976 1489.00 1216.00 1091.50 f 931.50 668.00 419.00 166.50 273.32 a 456.00 862.50 1134.00 1378.00 8993.82
1977 1563.00 1204.00 1285.00 829.50 647.00 264.00 148.00 207.38 b 0.00 z 732.63 a 1034.50 1276.00 9191.01
1978 1338.50 1253.00 1116.50 834.44 c 683.00 342.50 194.78 a 267.63 a 422.00 685.50 1098.00 1635.00 9870.86
1979 1705.50 1284.50 1201.00 962.50 705.50 425.00 c 221.00 273.00 391.00 703.50 1369.00 1391.00 10632.50
1980 1421.00 1201.00 1306.50 1022.50 707.83 a 356.00 143.93 c 257.82 a 436.50 851.50 1138.45 a 1113.86 b 9956.89
1981 1223.50 1206.50 1162.00 777.93 a 627.50 281.00 160.00 222.50 349.00 808.50 0.00 z 1390.50 8208.93
1982 1556.50 1334.00 1132.00 1029.00 670.00 434.50 240.50 188.50 440.00 918.50 1217.00 1452.50 10613.00
1983 1402.50 1227.00 1152.00 1083.00 758.00 441.00 224.50 160.00 381.72 a 716.50 1079.50 1483.00 10108.72
1984 1612.50 1404.00 1325.50 1113.00 658.00 368.50 201.00 233.50 447.00 917.50 1152.41 a 1407.00 10839.91
1985 1573.50 1525.50 1219.52 c 911.50 637.50 385.50 193.50 299.50 555.50 776.00 1174.50 1466.00 10718.02
1986 1366.00 1168.00 1021.97 a 862.24 a 672.50 306.00 275.00 291.50 524.50 879.37 a 1163.00 1454.00 9984.07
1987 1551.00 1214.50 1263.00 829.00 594.00 371.50 291.00 376.50 544.00 729.00 1146.43 b 1539.09 d 10449.02
1988 1634.00 1379.00 1370.00 912.50 702.50 316.50 0.00 z 303.50 610.50 740.50 1230.00 1621.50 10820.50
1989 1627.00 1405.50 1061.50 824.50 625.50 427.50 174.00 310.00 472.00 791.00 1131.67 c 1564.00 10414.17
1990 1463.50 1344.00 1083.00 790.50 688.50 330.00 229.50 286.00 354.00 789.50 1145.00 1664.50 10168.00
1991 1572.50 1204.00 1273.50 994.00 648.00 349.50 263.00 235.00 474.00 791.50 1245.50 1488.00 10538.50
1992 1524.00 1206.50 1075.00 784.00 535.50 415.00 311.50 276.00 485.00 715.00 1381.50 1600.50 10309.50
1993 1383.50 1267.50 1139.00 1010.50 635.00 449.00 346.00 322.50 514.00 828.50 1309.00 1535.00 10739.50
1994 1455.00 1338.50 1107.50 872.50 572.50 282.00 191.50 167.00 390.00 822.00 1258.00 1381.50 9838.00
1995 1420.50 1064.00 1106.00 1002.00 786.50 462.50 313.00 204.00 400.00 843.50 1043.50 1372.00 10017.50
1996 1552.50 1283.50 1248.00 964.00 608.50 399.50 198.00 216.50 528.50 858.00 1121.50 1514.00 10492.50
1997 1479.00 1368.00 1142.50 1085.00 674.00 343.50 258.50 280.00 420.00 863.00 1190.00 1543.50 10647.00
1998 1446.00 1255.50 1263.50 961.50 595.00 512.00 151.50 248.00 0.00 z 0.00 z 0.00 z 0.00 z 6433.00
Period of Record Statistics
MEAN 1495.54 1278.88 1182.00 939.77 654.67 382.17 228.57 263.34 463.23 792.63 1181.98 1468.40 10350.86
S.D. 106.01 94.47 96.55 101.91 56.71 63.34 57.50 51.63 66.40 67.88 100.61 121.65 311.50
SKEW -0.40 0.36 0.18 -0.03 0.16 -0.08 0.27 -0.18 0.15 0.22 0.75 -0.80 -0.20
MAX 1705.50 1525.50 1370.00 1113.00 786.50 512.00 346.00 376.50 610.50 918.50 1403.50 1664.50 10839.91
MIN 1223.50 1064.00 1021.97 777.93 535.50 264.00 143.93 160.00 349.00 685.50 1034.50 1113.86 9838.00
NO YRS 26 26 25 26 25 26 26 27 25 26 25 26 20