RAND, COLORADO

Monthly Total Heating Degree Days

(056820)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199804
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
1988 0.00 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 1178.00 1535.50 2713.50
1989 1515.00 1351.50 1063.50 848.00 640.00 449.00 244.50 351.00 508.50 816.00 1110.00 c 1516.50 10413.50
1990 1394.50 1262.50 1142.00 818.50 695.50 328.50 300.00 323.50 394.00 813.50 1070.50 1585.50 10128.50
1991 1535.50 1141.00 1194.00 983.50 633.00 379.50 289.00 278.50 469.50 809.50 1215.50 1446.00 10374.50
1992 1484.50 1254.00 1096.50 783.00 575.00 422.50 331.00 330.50 470.00 747.50 1382.50 1495.00 10372.00
1993 1407.00 1318.00 1199.50 965.50 649.00 430.50 328.00 321.00 543.00 867.00 1318.50 1459.50 10806.50
1994 1428.50 1265.50 1145.50 821.00 551.00 302.00 265.00 214.00 444.50 845.00 1164.00 1349.50 9795.50
1995 1462.50 1110.50 1144.00 957.50 767.00 435.50 274.00 194.50 478.50 849.00 1008.00 1359.00 10040.00
1996 1490.58 a 1295.00 1258.50 934.00 598.00 365.00 218.00 282.00 543.00 861.50 1105.00 1372.50 10323.08
1997 1456.50 1385.00 1146.00 1082.00 652.50 331.00 255.50 281.00 394.50 831.00 1214.50 1475.00 10504.50
1998 1386.50 1278.00 1308.50 956.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4929.00
Period of Record Statistics
MEAN 1456.11 1266.10 1169.80 914.90 640.11 382.61 278.33 286.22 471.72 826.67 1176.65 1459.40 10306.45
S.D. 51.23 85.06 72.91 93.71 64.62 54.20 37.63 53.02 55.13 36.30 112.98 79.13 290.14
SKEW 0.05 -0.62 0.53 0.14 0.57 -0.18 0.02 -0.62 -0.14 -1.05 0.41 -0.07 -0.10
MAX 1535.50 1385.00 1308.50 1082.00 767.00 449.00 331.00 351.00 543.00 867.00 1382.50 1585.50 10806.50
MIN 1386.50 1110.50 1063.50 783.00 551.00 302.00 218.00 194.50 394.00 747.50 1008.00 1349.50 9795.50
NO YRS 10 10 10 10 9 9 9 9 9 9 10 10 9