LARAMIE 2 NW, WYOMING

Monthly Total Heating Degree Days

(485435)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1966 0.00 z 0.00 z 0.00 z 0.00 z 511.50 264.31 a 27.90 a 190.00 359.44 c 246.50 r 0.00 z 0.00 z 1353.15
1967 0.00 z 0.00 z 0.00 z 0.00 z 636.50 351.00 99.00 214.00 418.97 a 0.00 z 0.00 z 0.00 z 1719.47
1968 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 653.00 0.00 z 1345.50 1998.50
1969 1217.00 1229.50 1437.37 a 703.50 432.45 a 401.50 53.22 a 62.00 265.00 1026.50 1095.50 1263.77 a 9187.30
1970 1341.00 1041.70 a 1286.00 971.00 528.00 312.00 69.50 63.00 460.50 946.50 1053.50 1289.08 a 9361.79
1971 1270.00 1228.00 0.00 z 0.00 z 615.50 202.50 108.00 85.50 466.50 776.50 1080.50 1310.50 7143.50
1972 1286.50 1085.50 858.00 769.66 a 540.50 173.50 157.50 167.50 361.50 710.50 0.00 z 1535.10 e 7645.75
1973 1138.50 g 1376.00 1245.50 1016.90 a 603.00 289.00 171.00 156.00 485.00 716.00 1099.50 999.50 g 7157.90
1974 1100.50 g 1254.50 1089.00 704.50 f 504.00 248.50 110.00 284.50 574.00 780.00 1104.00 1526.00 7474.50
1975 1386.06 e 1323.26 a 1220.00 1022.00 731.71 b 245.50 g 47.00 172.00 453.50 681.50 1158.00 1245.50 9440.52
1976 1394.50 1088.50 1114.45 a 774.00 540.43 a 251.00 26.00 148.00 324.50 791.00 1068.10 a 1261.00 8781.49
1977 1435.30 a 1194.50 1273.58 a 762.22 c 467.14 b 94.62 d 53.00 121.50 263.50 686.50 1018.50 0.00 z 7370.36
1978 1406.50 1136.00 979.00 736.50 0.00 z 249.00 49.50 159.50 356.50 731.50 1057.00 1579.50 8440.50
1979 1738.14 b 1159.50 1080.50 801.00 631.88 a 237.50 38.00 169.50 292.00 643.00 1392.50 1226.00 9409.52
1980 1392.50 1265.00 0.00 z 887.50 604.00 186.00 51.00 249.50 0.00 z 0.00 z 1080.00 712.00 i 5715.50
1981 1217.00 1068.50 1066.00 617.14 b 634.00 173.00 88.35 a 198.00 289.00 776.50 888.00 e 1307.50 8322.99
1982 1464.50 1109.00 825.50 h 309.00 t 676.00 384.00 107.00 43.00 401.00 791.00 623.50 m 983.50 i 4975.50
1983 850.50 k 1161.50 1213.50 634.00 j 766.00 0.00 z 126.00 77.50 d 351.00 357.00 p 1087.78 c 505.00 s 4783.28
1984 1053.50 i 1414.50 1302.50 1127.50 614.50 413.00 53.00 113.00 428.50 877.30 a 1073.00 1352.00 8768.80
1985 1134.00 i 1281.78 a 1066.50 810.00 596.00 326.50 125.50 195.50 297.00 h 350.00 r 731.00 l 932.00 j 4401.78
1986 1203.00 1136.00 935.50 839.50 664.00 205.00 173.50 152.00 495.50 810.00 677.00 k 1386.00 8000.00
1987 1405.00 1072.50 1176.97 a 743.50 475.00 223.00 133.00 198.00 412.00 704.00 1171.50 1409.98 a 9124.45
1988 1647.50 1311.50 1261.00 805.00 373.00 j 162.50 48.50 i 55.00 l 385.86 a 597.50 1038.00 1380.00 8588.86
1989 1289.50 1469.50 941.50 738.50 504.00 80.50 v 15.00 t 82.50 i 389.00 715.00 704.00 j 1369.50 7416.50
1990 1193.00 863.50 i 1023.50 737.00 559.50 181.50 120.50 113.00 213.50 659.50 928.50 1412.50 7142.00
1991 1348.50 973.50 990.50 837.50 497.00 139.00 j 59.50 43.50 h 289.50 625.00 612.50 j 1185.00 6806.00
1992 1387.00 1038.50 951.50 655.00 434.00 233.50 135.00 198.00 334.00 617.50 1250.00 993.00 i 7234.00
1993 1376.00 1369.00 1073.50 776.50 393.00 195.50 65.00 63.50 342.50 755.00 1195.00 1333.50 8938.00
1994 1278.00 1191.50 377.00 q 174.50 u 462.50 183.00 109.00 124.50 410.00 372.50 q 1167.00 1233.59 b 6159.09
1995 0.00 z 588.50 j 1075.00 543.50 k 294.50 q 348.00 135.00 47.00 232.50 k 749.00 986.50 1217.00 4557.50
1996 1419.00 1183.00 1124.00 812.50 530.50 201.00 53.00 153.50 469.00 775.00 1142.00 1237.00 9099.50
1997 1393.50 1172.00 914.00 996.50 519.50 150.00 76.00 115.00 301.00 761.50 1200.50 1561.00 9160.50
1998 1263.00 1135.00 1209.00 875.00 511.50 413.50 47.00 134.00 242.50 690.50 901.55 a 949.00 j 7422.55
1999 1223.93 d 1051.00 981.50 948.50 629.00 340.50 83.00 152.00 543.00 760.50 885.50 1452.00 9050.43
2000 1351.00 1079.50 1111.50 794.50 471.00 215.50 23.50 44.50 403.50 695.00 1550.56 c 1524.50 9264.56
2001 1206.00 g 1217.50 1066.50 822.00 552.50 165.00 25.00 85.00 318.00 715.50 1012.76 a 1356.50 7336.26
2002 1441.50 1224.00 1238.50 734.50 548.50 190.00 46.00 131.50 316.00 906.50 1117.00 771.50 k 7894.00
2003 1086.00 1254.00 1073.00 761.50 485.87 e 292.00 43.00 69.00 368.50 549.50 752.50 h 1250.00 7232.37
2004 1247.00 1186.50 850.00 695.50 409.50 252.50 83.50 190.00 378.00 620.00 761.00 h 1210.00 7122.50
2005 1053.48 a 829.50 g 951.50 0.00 z 183.50 p 276.00 28.50 115.00 289.00 638.50 964.00 1362.00 5677.98
2006 1193.00 1208.50 1121.50 0.00 z 456.50 117.50 25.00 81.50 489.00 816.00 1004.00 1384.50 7897.00
2007 1711.00 1052.00 877.50 747.50 476.00 194.50 4.50 35.50 300.00 656.00 943.50 1455.00 8453.00
2008 1501.00 1218.00 1118.00 904.50 608.50 224.00 41.50 110.50 378.00 717.00 229.00 x 1371.50 8192.50
2009 1239.00 1024.50 1024.00 858.00 451.00 263.50 94.00 156.50 335.00 0.00 z 0.00 z 1607.50 7053.00
2010 1466.00 1351.00 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 2817.00
2011 1372.00 1287.50 956.50 813.10 a 628.00 235.50 10.00 21.50 331.00 672.00 1025.00 1502.50 8854.60
2012 1203.00 1267.50 804.50 607.00 443.50 90.00 2.50 57.00 301.00 715.00 820.00 1360.00 7671.00
2013 1453.50 1235.00 1055.00 26.00 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 3743.50
Period of Record Statistics
MEAN 1349.83 1193.47 1078.43 814.34 544.96 241.71 73.88 128.99 371.07 730.98 1077.54 1365.79 8905.65
S.D. 148.59 114.35 141.75 115.91 88.09 82.20 45.65 61.50 82.25 96.15 143.86 115.94 474.71
SKEW 0.61 0.28 0.25 0.67 0.45 0.44 0.47 0.26 0.43 0.92 1.09 0.42 -1.38
MAX 1738.14 1469.50 1437.37 1127.50 766.00 413.50 173.50 284.50 574.00 1026.50 1550.56 1607.50 9409.52
MIN 1053.48 973.50 804.50 607.00 393.00 90.00 2.50 21.50 213.50 549.50 820.00 1185.00 7671.00
NO YRS 38 42 40 35 41 41 43 42 42 39 33 35 14