LAKE HAVASU, ARIZONA

Monthly Total Heating Degree Days

(024759)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 199102
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
1967 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
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 0.00 z 66.00 p 0.00 z 0.00
1969 0.00 z 241.50 f 0.00 z 0.00 z 6.41 b 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 302.85 e 309.26
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 0.00 z 0.00 z 0.00 z 0.00
1971 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
1972 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
1973 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
1974 452.50 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 0.00 z 452.50
1975 0.00 z 286.50 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 286.50
1976 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
1977 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 64.00 201.50 b 265.50
1978 332.50 197.50 58.50 15.00 0.50 0.00 0.00 0.00 0.00 0.00 172.50 473.02 b 1249.52
1979 540.95 a 270.50 102.50 10.50 0.00 0.00 0.00 0.00 0.00 6.50 161.00 326.50 1418.45
1980 276.00 137.00 107.00 23.50 0.00 0.00 0.00 0.00 0.00 3.00 127.50 189.50 863.50
1981 232.50 184.50 83.00 2.00 0.00 0.00 0.00 0.00 0.00 1.00 76.50 283.00 862.50
1982 389.00 190.50 84.00 14.00 0.00 0.00 0.00 0.00 0.00 4.50 183.00 402.00 1267.00
1983 345.00 192.00 75.50 51.00 0.00 0.00 0.00 0.00 0.00 0.00 121.00 292.50 1077.00
1984 315.50 221.00 43.50 22.50 0.00 0.00 0.00 0.00 0.00 9.00 145.50 413.00 1170.00
1985 408.00 301.00 104.00 7.50 0.00 0.00 0.00 0.00 0.00 0.00 181.00 317.50 1319.00
1986 210.00 149.00 52.00 0.50 0.00 0.00 0.00 0.00 1.50 0.00 83.50 369.00 865.50
1987 438.50 180.00 114.00 11.50 0.00 0.00 0.00 0.00 0.00 0.00 123.00 461.00 1328.00
1988 390.50 173.00 65.50 12.50 0.00 0.00 0.00 0.00 0.00 0.00 132.50 359.50 1133.50
1989 448.50 216.50 28.50 0.00 0.00 0.00 0.00 0.00 0.00 9.50 58.50 350.50 1112.00
1990 415.00 290.50 70.50 0.50 0.00 0.00 0.00 0.00 0.00 0.00 97.50 520.00 1394.00
1991 433.00 110.00 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 543.00
Period of Record Statistics
MEAN 375.16 206.63 76.04 13.15 0.49 0.00 0.00 0.00 0.11 2.39 123.36 350.76 1158.46
S.D. 89.86 58.00 26.36 13.82 1.71 0.00 0.00 0.00 0.40 3.55 42.51 93.70 197.41
SKEW -0.28 0.26 -0.17 1.59 3.29 0.00 0.00 0.00 3.33 1.10 -0.08 0.02 -0.40
MAX 540.95 301.00 114.00 51.00 6.41 0.00 0.00 0.00 1.50 9.50 183.00 520.00 1418.45
MIN 210.00 110.00 28.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 58.50 189.50 862.50
NO YRS 15 15 13 13 14 13 13 14 14 14 14 15 13