HECLA 1E, WYOMING

Monthly Total Heating Degree Days

(484442)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1979 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 0.00 z 0.00 z 0.00
1980 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 0.00 z 0.00 z 0.00
1981 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 0.00 z 0.00 z 0.00
1982 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 0.00 z 0.00 z 0.00
1983 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 0.00 z 0.00 z 0.00
1984 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 0.00 z 0.00 z 0.00
1985 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 0.00 z 0.00 z 0.00
1986 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 0.00 z 0.00 z 0.00
1987 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 0.00 z 0.00 z 0.00
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 0.00 z 0.00 z 0.00
1989 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 0.00 z 0.00 z 0.00
1990 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 0.00 z 0.00 z 0.00
1991 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 0.00 z 0.00 z 0.00
1992 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 0.00 z 0.00 z 0.00
1993 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 0.00 z 0.00 z 0.00
1994 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 0.00 z 1054.00 1054.00
1995 1152.00 942.50 946.00 814.00 656.50 284.00 100.00 28.00 341.00 639.00 845.50 1081.00 7829.50
1996 1273.00 1030.50 1043.50 683.50 458.00 137.00 29.50 71.50 322.50 613.00 892.50 1132.00 7686.50
1997 1240.50 1078.50 881.00 910.50 443.00 172.00 63.50 89.50 237.00 629.00 1033.50 1148.00 7926.00
1998 1066.00 986.00 1041.00 780.00 429.00 342.50 28.00 22.00 139.00 630.50 816.00 1245.00 7525.00
1999 1092.00 870.69 b 900.50 839.50 504.50 215.50 38.00 55.50 377.50 528.00 651.00 1088.21 b 7160.90
2000 1103.50 908.50 915.00 622.00 335.50 163.00 1.50 15.50 272.50 628.50 1179.50 1245.50 7390.50
2001 1178.50 1094.00 966.50 689.00 410.00 136.50 7.50 41.00 182.00 589.00 822.00 1145.00 7261.00
2002 1237.50 1033.50 1129.50 610.50 469.00 83.00 6.00 53.50 235.00 825.00 980.00 1059.50 7722.00
2003 927.50 1127.50 912.50 649.50 464.00 284.50 4.50 29.00 333.00 467.50 1002.00 1093.50 7295.00
2004 1110.50 1099.00 738.00 658.50 398.00 242.00 68.56 e 106.00 244.50 614.00 961.00 1096.00 7336.06
2005 1066.50 960.00 947.00 695.50 484.50 243.50 23.50 62.00 189.50 525.50 853.50 1186.00 7237.00
2006 1027.50 1080.00 1077.00 554.50 399.50 57.00 16.00 68.00 380.50 653.50 879.00 1122.00 7314.50
2007 1320.50 964.50 781.00 700.50 420.50 134.50 3.50 11.50 245.00 543.50 864.50 1320.00 7309.50
2008 1294.00 1052.50 1006.50 814.00 501.50 192.50 20.50 74.50 327.50 572.00 778.00 1233.00 7866.50
2009 1125.50 914.50 909.50 784.00 403.00 237.50 0.00 z 112.00 227.00 865.00 863.00 1390.00 7831.00
2010 1125.00 1148.50 912.50 736.50 564.00 165.00 43.50 42.00 181.00 522.00 965.50 1081.50 7487.00
2011 1184.00 1112.00 903.00 720.00 595.50 195.50 5.00 6.00 220.00 590.00 907.50 1203.32 a 7641.82
2012 1004.00 1161.00 688.00 559.00 342.00 59.50 12.00 34.00 176.00 701.00 775.50 1214.00 6726.00
2013 1153.50 1101.50 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 2255.00
Period of Record Statistics
MEAN 1141.13 1035.01 927.67 712.28 459.89 185.83 27.71 51.19 257.25 618.67 892.75 1165.13 7453.81
S.D. 102.59 87.74 113.01 97.64 83.20 78.90 27.61 31.44 73.56 100.20 117.24 92.30 304.66
SKEW -0.06 -0.36 -0.37 0.19 0.73 0.08 1.27 0.42 0.27 1.07 0.40 0.84 -0.39
MAX 1320.50 1161.00 1129.50 910.50 656.50 342.50 100.00 112.00 380.50 865.00 1179.50 1390.00 7926.00
MIN 927.50 870.69 688.00 554.50 335.50 57.00 1.50 6.00 139.00 467.50 651.00 1054.00 6726.00
NO YRS 19 19 18 18 18 18 17 18 18 18 18 19 17