HOURGLASS RSVR, COLORADO

Monthly Total Heating Degree Days

(054135)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201301
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 500.17 a 641.50 1137.00 1349.00 3627.67
1989 1312.50 1259.50 994.50 890.50 659.00 493.97 a 190.50 318.00 463.50 817.00 1172.78 c 1439.00 10010.74
1990 1407.50 1218.00 1146.00 902.50 784.50 304.00 277.00 300.50 388.00 813.50 998.00 1449.50 9989.00
1991 1392.50 1022.00 1166.50 989.00 673.00 377.00 242.50 266.00 467.50 735.50 1194.00 1300.50 9826.00
1992 1301.50 1134.00 1060.00 833.50 628.00 499.50 334.50 330.50 465.50 693.50 1284.00 1417.00 9981.50
1993 1372.00 1263.00 1122.00 1014.00 759.50 473.00 326.50 345.50 585.50 891.50 1275.00 1356.00 10783.50
1994 1365.50 1252.50 1126.50 987.50 613.00 247.00 188.50 178.00 394.00 787.50 1163.50 1186.50 9490.00
1995 1334.50 1028.50 1134.00 996.00 887.00 484.50 233.50 136.50 492.50 798.00 1001.50 1244.00 9770.50
1996 1416.50 1160.50 1168.50 953.50 636.00 311.00 151.00 217.50 218.00 k 779.50 1012.50 1350.57 a 9157.07
1997 1389.00 1230.00 1041.50 1095.00 685.50 345.50 165.00 258.50 370.50 745.50 1172.50 1334.00 9832.50
1998 1257.50 1161.00 1177.00 1002.50 633.00 473.50 141.00 226.50 301.50 790.50 1009.50 1272.00 9445.50
1999 1310.00 1113.78 a 1036.00 1059.00 769.66 b 414.50 151.68 c 234.50 500.00 693.50 793.39 b 1263.52 b 9339.52
2000 1317.50 1077.00 1099.00 824.46 b 534.50 340.00 121.50 179.11 d 456.50 806.52 a 1340.89 b 1388.00 9484.99
2001 1394.00 1203.50 1148.50 897.00 708.98 d 321.00 127.88 c 221.50 431.50 809.50 995.50 1381.50 9640.36
2002 1418.00 1279.00 1367.00 269.50 u 739.50 264.00 114.00 271.00 445.00 943.00 1199.00 1324.00 9363.50
2003 1187.00 1298.00 1252.00 958.00 705.00 481.00 78.50 211.50 539.50 662.00 1225.00 1290.50 9888.00
2004 1328.50 1330.50 1008.00 926.00 691.50 482.50 309.00 393.50 531.50 834.00 1143.00 1316.00 10294.00
2005 1219.00 1189.50 1223.50 760.00 f 749.50 434.50 147.00 327.00 429.50 732.50 1075.00 1477.00 9004.00
2006 1350.50 1289.00 1229.50 870.50 648.50 300.00 179.00 281.00 624.00 889.00 1048.50 1354.00 10063.50
2007 1466.00 1205.00 1049.00 987.50 684.50 360.50 151.50 229.50 458.50 789.00 901.11 c 1474.16 c 9756.27
2008 1548.00 1334.00 1282.50 1096.67 c 790.50 428.00 195.00 286.00 520.50 794.00 1013.50 1464.50 10753.17
2009 1331.00 1147.50 1203.50 1041.00 690.50 467.50 248.00 311.50 501.00 1057.50 1004.50 1587.89 d 10591.39
2010 1376.50 1366.50 1179.00 1005.50 863.00 346.50 207.50 248.50 367.50 782.00 1176.50 1241.50 10160.50
2011 1444.60 a 1370.92 b 1158.00 1017.12 d 861.50 393.00 162.00 149.50 480.50 784.41 c 1141.73 d 1395.50 10358.78
2012 1276.54 c 1362.50 1000.50 790.56 c 645.00 237.50 129.88 b 199.00 444.50 847.00 1036.00 1394.00 9362.97
2013 1504.00 1266.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2770.00
Period of Record Statistics
MEAN 1360.81 1222.47 1140.52 960.79 710.03 386.64 190.52 255.03 464.94 796.70 1100.56 1362.01 9943.94
S.D. 83.32 99.86 94.11 84.90 86.09 84.88 69.22 64.56 71.35 88.19 126.91 90.79 429.98
SKEW 0.10 -0.36 0.31 -0.33 0.38 -0.20 0.69 0.11 -0.03 0.85 -0.27 0.32 0.48
MAX 1548.00 1370.92 1367.00 1096.67 887.00 499.50 334.50 393.50 624.00 1057.50 1340.89 1587.89 10783.50
MIN 1187.00 1022.00 994.50 790.56 534.50 237.50 78.50 136.50 301.50 641.50 793.39 1186.50 9339.52
NO YRS 25 25 24 22 24 24 24 24 24 25 25 25 21