PROSPECT CREEK, ALASKA

Monthly Total Heating Degree Days

(507778)

Base Temperature = 65 F

File last updated on Jun 7, 2013
*** Note *** Provisional Data *** After Year/Month 200104
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
1970 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 1835.56 e 0.00 z 2639.00 4474.56
1971 3361.84 c 2421.50 716.00 v 1617.41 a 802.00 133.00 j 86.00 w 462.50 811.55 a 1706.00 2216.38 a 0.00 z 13399.18
1972 2983.50 2456.00 2459.50 1559.00 0.00 z 405.50 257.00 99.00 w 894.64 b 1362.97 a 0.00 z 2414.50 14792.61
1973 0.00 z 2281.50 0.00 z 1330.00 702.00 346.50 0.00 z 564.00 790.56 c 1644.00 2414.50 2163.00 12236.06
1974 2897.00 2717.50 1204.50 k 1338.00 713.00 b 417.78 c 180.00 i 352.00 0.00 z 1547.86 b 2189.00 2563.00 14735.14
1975 2627.25 a 1866.00 1760.00 1430.00 0.00 z 323.00 177.50 393.00 819.50 1442.50 2171.00 2525.50 15535.25
1976 2307.50 2342.50 1791.00 1115.50 687.00 256.00 222.50 287.00 679.00 1381.00 1521.00 2142.50 14732.50
1977 1746.00 1583.50 2071.50 0.00 z 720.00 312.00 205.00 265.00 767.00 1405.00 2172.00 2463.00 13710.00
1978 1833.00 1803.00 1786.00 1213.00 711.45 a 422.50 215.50 365.50 659.00 1552.50 1763.00 2087.50 14411.95
1979 2020.00 2402.50 1843.00 1345.00 590.50 371.00 264.50 303.00 749.00 1187.50 1449.00 2633.00 15158.00
1980 2519.50 1696.50 1716.50 1211.50 555.50 368.00 227.50 483.50 0.00 z 0.00 z 0.00 z 0.00 z 8778.50
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 0.00 z 0.00
1995 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
1996 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
1997 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
1998 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
1999 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
2000 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
2001 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
Period of Record Statistics
MEAN 2477.29 2157.05 1918.21 1351.05 685.18 358.03 224.21 386.17 771.28 1506.49 1986.98 2403.44 14767.48
S.D. 550.79 385.09 265.06 163.97 77.82 54.93 29.83 100.00 76.69 189.54 358.77 217.35 374.29
SKEW 0.11 -0.23 1.40 0.30 -0.44 -0.49 -0.06 0.48 -0.05 0.13 -0.52 -0.41 0.15
MAX 3361.84 2717.50 2459.50 1617.41 802.00 422.50 264.50 564.00 894.64 1835.56 2414.50 2639.00 15158.00
MIN 1746.00 1583.50 1716.50 1115.50 555.50 256.00 177.50 265.00 659.00 1187.50 1449.00 2087.50 9999.00
NO YRS 9 10 7 9 8 9 7 9 8 10 8 9 3