KULA BRANCH STN 324.5, HAWAII

Monthly Total Heating Degree Days

(515000)

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
1979 0.00 z 0.00 z 0.00 z 108.00 68.00 29.50 4.00 1.00 0.50 2.00 31.00 49.50 293.50
1980 126.00 89.50 70.50 58.00 13.00 11.50 2.50 1.00 0.00 1.03 a 12.50 f 29.50 402.53
1981 68.50 83.50 100.00 55.00 42.50 1.00 1.00 3.50 3.50 4.50 56.50 113.00 532.50
1982 146.50 139.50 160.50 117.50 84.50 11.50 0.00 z 0.00 2.00 10.50 54.50 136.50 863.50
1983 156.00 147.00 136.00 117.50 97.00 21.00 15.00 17.00 9.00 26.00 35.00 65.50 842.00
1984 95.50 130.00 75.50 58.50 38.00 19.00 7.50 3.00 4.00 1.00 5.36 b 104.50 541.86
1985 151.38 a 117.00 136.50 99.00 82.00 28.50 2.50 1.07 b 2.00 17.10 b 60.00 89.50 786.56
1986 112.63 a 94.00 48.50 40.50 28.00 7.00 0.00 0.00 0.00 1.50 14.50 94.50 441.13
1987 138.00 164.00 159.00 118.00 126.50 12.50 1.50 1.00 0.50 7.00 24.00 49.50 801.50
1988 108.00 89.50 82.00 74.50 19.00 7.00 2.50 2.50 1.50 2.50 7.50 68.00 464.50
1989 101.50 99.50 90.00 86.50 47.50 11.00 2.00 2.50 1.00 5.00 57.00 140.50 644.00
1990 121.00 158.00 158.00 79.00 49.50 19.50 8.50 0.00 0.00 4.00 18.50 100.00 716.00
1991 96.50 j 67.00 i 143.00 89.50 53.50 26.00 3.00 0.00 a 0.00 0.00 3.50 104.50 423.00
1992 162.00 159.00 146.00 67.00 29.50 2.50 2.50 0.00 0.00 3.00 28.50 58.50 658.50
1993 212.00 182.00 164.50 79.50 46.50 9.50 0.50 0.50 0.00 a 24.50 54.00 130.50 904.00
1994 154.00 105.00 118.50 99.50 51.84 b 23.89 c 0.00 b 0.00 a 0.00 5.17 a 30.56 c 131.75 c 720.21
1995 170.50 c 135.50 107.47 a 68.00 55.00 5.50 0.00 0.00 a 0.00 3.00 7.50 24.05 b 576.52
1996 76.00 140.00 173.71 b 36.96 b 37.50 0.00 0.00 0.00 0.00 0.52 a 38.00 134.50 637.19
1997 100.50 95.93 a 105.50 74.00 50.00 4.00 0.52 a 1.00 0.00 u 0.00 a 36.72 a 133.00 601.17
1998 145.00 126.52 a 111.50 105.00 103.50 44.50 8.50 0.00 3.00 10.00 46.00 99.09 c 802.61
1999 131.75 a 131.70 a 121.50 99.00 63.50 30.50 9.50 3.74 b 14.50 20.00 57.50 99.00 782.20
2000 181.50 117.00 101.00 94.66 a 44.50 10.50 0.00 1.00 0.00 1.00 42.50 90.50 684.16
2001 91.50 105.30 e 123.50 73.00 67.00 17.00 2.00 0.00 0.50 10.00 25.00 63.00 577.80
2002 114.00 156.00 114.00 66.00 29.50 5.50 0.00 0.00 0.50 8.50 37.50 93.50 625.00
2003 148.50 144.00 69.00 61.50 21.50 10.00 5.00 0.00 0.00 0.50 24.50 74.50 559.00
2004 97.00 62.50 88.00 77.50 24.50 4.00 0.00 0.00 0.00 0.00 a 26.50 80.50 460.50
2005 94.50 122.50 133.00 69.00 16.00 3.00 2.00 0.50 0.00 10.00 28.00 94.50 573.00
2006 94.00 144.00 67.00 103.50 91.00 17.50 3.00 0.00 2.50 7.50 29.50 105.50 665.00
2007 117.50 139.00 95.00 98.00 49.00 10.00 0.50 1.50 1.00 1.00 34.00 79.64 b 626.14
2008 182.00 140.50 112.00 77.50 71.00 16.00 6.50 2.50 7.50 14.00 49.00 94.50 773.00
2009 163.50 162.50 173.00 125.00 56.50 5.00 c 3.00 0.00 0.50 1.50 25.50 96.50 812.50
2010 107.00 145.00 130.50 103.00 55.00 18.00 11.50 7.50 9.00 9.50 33.00 73.00 702.00
2011 142.00 99.50 89.50 75.50 32.00 26.50 9.50 3.00 11.00 24.50 53.00 110.50 676.50
2012 111.50 132.57 a 127.50 108.50 72.50 48.00 29.00 4.50 25.50 14.50 52.50 85.00 811.57
2013 134.00 153.00 169.90 e 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 456.90
Period of Record Statistics
MEAN 128.95 127.59 117.68 84.21 53.42 15.19 4.35 1.72 3.02 7.38 34.14 91.07 668.88
S.D. 33.29 27.86 33.87 22.60 26.56 11.72 5.88 3.20 5.47 7.64 16.34 29.50 122.60
SKEW 0.37 -0.34 -0.03 -0.11 0.73 1.06 2.52 3.50 2.61 1.13 -0.13 -0.30 -0.09
MAX 212.00 182.00 173.71 125.00 126.50 48.00 29.00 17.00 25.50 26.00 60.00 140.50 904.00
MIN 68.50 62.50 48.50 36.96 13.00 0.00 0.00 0.00 0.00 0.00 3.50 24.05 441.13
NO YRS 33 33 34 34 34 34 33 34 33 34 33 34 29