GOLD ROCK RCH, CALIFORNIA

Monthly Total Heating Degree Days

(043489)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199604
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
1964 0.00 z 292.07 a 164.00 75.50 37.50 0.00 0.00 0.00 0.00 0.00 196.00 269.50 1034.57
1965 252.00 173.00 160.00 89.50 4.00 0.00 0.00 0.00 0.00 0.00 61.00 269.50 1009.00
1966 373.00 276.50 83.18 a 6.00 0.00 0.00 0.00 0.00 0.00 0.00 62.50 212.50 1013.68
1967 251.00 102.50 68.00 80.00 0.00 c 0.00 0.00 0.00 0.00 0.00 41.00 393.70 a 936.20
1968 274.50 63.50 72.50 6.50 0.00 0.00 a 0.00 0.00 0.00 0.00 47.00 364.00 828.00
1969 171.50 213.00 165.00 5.00 4.50 0.00 0.00 0.00 0.00 1.00 62.00 236.50 858.50
1970 0.00 z 93.00 98.00 46.50 0.00 0.00 0.00 0.00 0.00 1.50 52.00 282.50 573.50
1971 283.50 162.00 86.50 47.50 3.00 0.00 0.00 0.00 0.00 63.07 b 148.00 404.50 1198.07
1972 249.50 i 112.50 11.50 j 0.00 z 0.00 b 0.00 0.00 0.00 0.00 15.50 147.00 304.00 579.00
1973 333.00 155.50 175.00 15.50 0.00 0.00 0.00 0.00 0.00 0.00 139.00 201.50 1019.50
1974 288.50 167.50 72.50 1.50 0.00 0.00 0.00 0.00 0.00 13.50 28.00 333.50 905.00
1975 291.00 229.00 160.17 a 94.50 0.00 0.00 0.00 0.00 0.00 7.00 72.00 230.43 a 1084.10
1976 211.00 153.12 d 102.00 62.00 2.00 0.00 0.00 0.00 0.00 1.50 53.50 209.50 794.62
1977 263.00 75.00 200.47 a 18.00 4.50 0.00 0.00 0.00 0.00 0.00 10.00 114.50 685.47
1978 225.78 a 201.00 41.00 5.19 d 0.00 0.00 0.00 a 0.00 0.00 0.00 b 98.50 361.50 932.98
1979 406.50 203.28 c 113.67 a 3.00 e 0.50 0.00 b 0.00 0.00 0.00 3.50 101.00 163.50 994.95
1980 164.00 75.50 81.50 34.50 2.50 0.00 0.00 a 0.00 0.00 6.00 62.00 81.50 507.50
1981 124.50 94.00 75.50 7.00 0.00 0.00 0.00 0.00 0.00 5.50 42.00 122.50 471.00
1982 275.00 120.50 97.00 13.00 2.50 0.00 0.00 0.00 0.00 0.00 83.00 307.50 898.50
1983 178.50 134.00 93.00 49.00 2.00 0.00 0.00 0.00 0.00 0.00 102.50 185.00 744.00
1984 176.00 126.00 21.00 33.50 0.00 0.00 0.00 0.00 0.00 4.00 118.00 306.00 784.50
1985 302.50 204.50 92.00 5.50 0.00 0.00 0.00 0.00 0.00 0.00 166.00 191.50 962.00
1986 49.00 123.00 54.50 2.00 0.00 0.00 0.00 0.00 0.00 0.00 29.50 222.00 480.00
1987 298.00 162.50 28.50 j 5.50 0.00 0.00 0.00 0.00 0.00 0.00 76.00 369.00 911.00
1988 269.00 67.00 40.82 a 30.00 a 0.50 j 0.00 0.00 0.00 0.00 0.00 109.50 262.50 778.82
1989 293.50 167.50 22.00 5.50 0.00 0.00 0.00 0.00 0.00 11.50 36.50 198.50 735.00
1990 284.50 226.00 67.00 1.00 0.00 0.00 0.00 y 0.00 0.00 0.00 101.50 411.00 1091.00
1991 280.50 28.50 188.50 9.50 2.50 0.00 z 0.00 0.00 0.00 z 26.50 95.50 265.50 897.00
1992 245.00 85.00 62.50 4.00 0.00 0.00 0.00 0.00 0.00 0.00 130.50 384.00 911.00
1993 270.50 210.00 40.00 0.00 0.00 0.00 n 0.00 0.00 0.00 0.00 119.50 272.50 912.50
1994 0.00 z 0.00 z 0.00 z 22.50 0.00 0.00 0.00 0.00 0.00 2.50 249.83 a 291.50 566.33
1995 188.00 i 27.00 27.00 26.50 5.50 0.00 0.00 0.00 0.00 0.00 1.00 20.50 m 87.00
1996 19.50 r 67.50 23.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 90.50
Period of Record Statistics
MEAN 253.14 143.47 91.58 25.16 2.29 0.00 0.00 0.00 0.00 5.08 88.79 265.21 852.43
S.D. 74.48 67.98 52.51 28.39 6.75 0.00 0.00 0.00 0.00 12.13 54.91 87.39 191.60
SKEW -0.62 0.26 0.58 1.18 4.79 0.00 0.00 0.00 0.00 3.75 0.86 -0.12 -0.58
MAX 406.50 292.07 200.47 94.50 37.50 0.00 0.00 0.00 0.00 63.07 249.83 411.00 1198.07
MIN 49.00 27.00 21.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 81.50 471.00
NO YRS 27 32 30 32 31 30 31 32 31 32 32 31 22