GRANT, COLORADO

Monthly Total Heating Degree Days

(053530)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1963 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 102.00 w 532.50 944.50 1322.00 2799.00
1964 1450.00 1373.50 1306.00 926.50 590.50 382.00 126.00 296.00 436.50 695.50 1066.00 1353.00 10001.50
1965 1274.50 1176.50 1378.00 852.00 654.50 412.50 210.50 329.50 574.00 616.50 940.00 1202.00 9620.50
1966 1436.00 1279.50 1045.00 869.00 539.50 358.00 112.00 236.50 401.50 725.50 996.50 1353.50 9352.50
1967 1266.00 1171.50 986.00 815.50 667.50 417.50 186.50 319.50 442.00 671.50 1024.50 1440.00 9408.00
1968 1288.50 1131.00 1082.50 943.50 664.00 303.50 216.00 302.00 497.50 695.50 1150.50 1384.50 9659.00
1969 1231.50 1159.00 1285.50 743.00 516.00 441.50 139.50 163.00 413.00 965.00 1095.50 1273.00 9425.50
1970 1362.00 1058.50 1246.50 1015.00 567.50 362.50 184.50 183.00 491.00 912.00 1050.00 1299.00 9731.50
1971 1281.00 1195.50 1106.50 837.50 629.50 305.50 239.00 252.00 523.50 753.00 1095.50 1379.50 9598.00
1972 1322.50 1132.50 944.00 781.00 610.50 297.50 206.00 257.00 447.00 704.50 1268.00 1442.00 9412.50
1973 1417.50 1176.00 1151.13 a 998.50 638.00 342.00 268.50 233.53 a 458.50 673.50 1044.50 1318.00 9719.67
1974 1391.00 1153.50 972.00 881.50 499.50 294.50 203.50 308.00 500.00 685.50 1076.00 1426.00 9391.00
1975 1352.50 1225.50 1120.00 953.50 680.00 413.50 209.50 253.50 474.50 712.50 1123.50 1225.50 9744.00
1976 1346.50 1061.00 1159.50 805.34 a 608.50 346.00 190.50 294.00 455.50 836.00 1079.00 1312.00 9493.84
1977 1428.50 1122.50 1212.50 820.50 605.50 232.00 183.50 215.50 404.50 715.50 1024.00 1245.50 9210.00
1978 1366.00 1157.50 1014.00 774.50 694.00 337.00 139.50 277.50 429.50 749.00 1098.00 1528.00 9564.50
1979 1617.50 1187.00 1092.00 841.00 665.50 380.50 190.00 288.50 391.00 683.50 1325.00 1256.50 9918.00
1980 1343.50 1109.00 1186.55 b 963.00 690.50 300.00 134.50 249.00 412.00 800.50 1111.50 1060.00 9360.05
1981 1260.00 1100.50 1122.09 c 684.00 627.00 240.50 172.00 259.50 404.00 778.50 979.00 1299.00 8926.09
1982 1427.50 1199.50 1103.00 892.50 684.00 433.50 222.50 211.00 479.50 861.50 1139.50 1350.50 10004.50
1983 1245.50 1145.00 1138.00 1077.00 744.50 434.00 179.50 193.00 389.50 716.50 1116.00 1483.00 9861.50
1984 1455.50 1225.00 1181.00 1003.50 525.00 378.50 169.50 247.00 478.00 0.00 z 1089.50 1366.50 9119.00
1985 1479.00 1302.50 1130.50 786.00 579.00 316.50 214.00 234.00 538.50 789.00 1174.00 1300.50 9843.50
1986 1171.00 1106.00 941.00 798.00 628.50 289.50 236.00 225.00 512.50 836.50 1102.00 1404.00 9250.00
1987 1446.50 1159.00 1193.50 815.50 579.00 308.00 212.50 277.97 a 0.00 z 690.50 1108.50 1446.00 9236.97
1988 1475.00 1157.00 1226.50 833.50 595.00 257.00 219.00 216.50 481.50 641.00 1092.50 1427.00 9621.50
1989 1410.50 1306.00 968.00 797.50 568.00 427.50 176.50 288.50 464.50 783.50 1018.50 1426.00 9635.00
1990 1350.00 1178.50 1077.00 796.50 648.00 242.00 242.50 300.50 360.50 753.50 1016.50 1527.50 9493.00
1991 1445.00 1069.50 1138.50 867.00 593.00 323.00 228.00 264.50 446.00 740.00 1169.00 1325.00 9608.50
1992 1372.00 1171.50 1036.00 687.00 505.50 389.50 239.00 300.50 418.50 651.50 1258.50 1393.50 9423.00
1993 1340.50 1210.00 1042.00 870.50 567.50 362.50 214.00 271.00 525.50 815.00 1216.00 1318.50 9753.00
1994 1365.50 1203.00 1017.50 829.50 513.50 195.50 176.00 163.00 435.50 792.50 1183.50 1276.00 9151.00
1995 1360.50 998.00 1066.50 930.00 705.50 407.50 234.00 167.50 456.50 789.00 939.50 1291.00 9345.50
1996 1369.50 1123.50 1107.00 824.50 464.50 249.50 136.00 226.50 505.00 759.50 1001.00 1296.50 9063.00
1997 1344.50 1202.00 971.50 979.00 590.50 303.00 151.00 241.00 327.00 753.50 1148.00 1362.00 9373.00
1998 0.00 z 1142.00 1137.00 939.50 549.00 372.00 127.50 205.00 287.50 726.00 956.50 1291.50 7733.50
1999 1216.50 1057.50 948.50 0.00 z 668.00 336.00 115.00 209.50 491.50 706.50 809.50 1275.00 7833.50
2000 1238.00 1050.50 1044.50 715.50 493.50 248.00 109.00 131.50 380.00 718.00 1275.50 1293.00 8697.00
2001 1370.00 1140.00 1059.50 769.50 547.00 234.00 99.95 b 214.50 385.00 c 692.50 973.00 1320.00 8804.95
2002 1355.00 1245.50 1200.50 718.50 583.50 190.50 91.50 177.00 445.50 833.00 1094.50 1270.00 9205.00
2003 1091.00 1228.00 1092.00 803.00 563.00 371.50 57.50 144.50 475.50 614.50 1110.00 1249.00 8799.50
2004 1276.50 1279.50 896.00 829.50 561.00 354.50 240.00 323.50 455.00 764.00 1086.50 1280.50 9346.50
2005 1185.50 1143.50 1149.00 860.00 550.00 351.00 102.00 247.50 349.50 675.00 972.00 1333.50 8918.50
2006 1248.50 1184.00 1119.50 736.00 537.50 212.00 132.50 242.00 545.00 804.00 967.00 1311.50 9039.50
2007 1433.00 1109.50 958.00 868.50 605.50 297.00 127.00 166.00 388.50 678.50 961.50 1428.50 9021.50
2008 1482.00 1241.50 1198.00 922.00 671.00 347.50 141.00 228.50 451.00 728.50 909.50 1366.50 9687.00
2009 1218.00 1071.50 1024.50 900.50 547.00 397.50 191.50 270.50 465.00 942.00 981.50 1550.50 9560.00
2010 1336.00 1309.50 1135.00 814.50 698.50 284.00 130.50 195.00 308.00 672.00 1100.50 1123.50 9107.00
2011 1372.00 1319.50 1039.00 876.67 c 734.50 311.00 112.50 142.00 424.50 757.43 a 1065.50 1361.50 9516.10
2012 1216.50 1272.00 921.00 832.24 a 565.50 200.50 110.50 189.50 418.93 b 764.00 898.00 1332.00 8720.67
2013 1432.00 1285.50 1131.00 56.50 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 3848.50
Period of Record Statistics
MEAN 1346.19 1176.11 1096.01 851.63 602.32 326.34 172.44 237.38 442.59 741.94 1068.50 1337.98 9408.56
S.D. 98.80 80.74 104.38 87.57 67.36 68.72 50.20 51.35 60.68 82.05 104.39 93.72 340.34
SKEW -0.10 0.23 0.27 0.34 0.15 -0.23 -0.17 -0.18 -0.33 0.45 0.16 -0.15 -0.37
MAX 1617.50 1373.50 1378.00 1077.00 744.50 441.50 268.50 329.50 574.00 965.00 1325.00 1550.50 10004.50
MIN 1091.00 998.00 896.00 684.00 464.50 190.50 57.50 131.50 287.50 532.50 809.50 1060.00 8697.00
NO YRS 49 50 50 48 49 49 49 49 48 49 50 50 45