TUJUNGA, CALIFORNIA

Monthly Total Heating Degree Days

(049047)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198703
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
1966 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 y 2.00 12.00 22.50 243.50 0.00 z 280.00
1967 308.00 172.50 323.00 481.00 143.00 99.50 0.00 0.00 2.50 3.50 136.50 434.50 2104.00
1968 349.00 201.00 223.00 198.00 149.32 a 47.50 0.00 3.50 20.50 74.50 173.00 429.50 1868.82
1969 385.00 465.50 333.50 189.00 79.00 44.00 0.50 0.00 3.50 100.50 141.00 340.00 2081.50
1970 386.00 244.50 265.00 258.00 90.00 31.50 0.00 0.00 h 5.00 80.50 197.00 462.50 2020.00
1971 388.50 352.59 a 299.50 255.50 195.00 69.00 0.00 0.00 25.50 189.50 252.50 537.50 2565.09
1972 393.50 247.50 141.50 167.50 112.00 8.50 0.50 0.00 3.50 133.50 296.00 428.50 1932.50
1973 480.50 344.00 463.50 192.50 68.00 26.50 0.00 z 0.00 11.00 67.50 337.00 361.50 2352.00
1974 467.00 297.50 346.50 158.00 126.00 10.00 0.00 0.00 1.00 147.00 250.00 411.00 2214.00
1975 327.50 365.50 389.50 400.00 113.00 37.50 0.00 0.00 2.00 151.50 259.00 331.50 2377.00
1976 261.50 340.50 303.00 293.50 71.00 35.00 0.00 4.50 17.50 67.50 152.00 293.00 1839.00
1977 380.50 165.00 387.00 127.00 247.00 17.00 0.00 0.00 14.00 59.50 153.50 286.50 1837.00
1978 393.50 318.50 245.00 274.00 58.50 3.00 0.00 0.00 11.50 42.50 355.50 506.50 2208.50
1979 532.17 a 380.50 323.50 153.00 81.00 7.50 0.00 0.00 0.00 79.50 270.50 275.50 2103.17
1980 317.00 225.00 313.00 168.00 193.00 21.00 0.00 0.00 5.50 66.00 196.00 227.00 1731.50
1981 294.00 222.50 317.50 146.50 47.50 0.00 a 0.00 0.00 0.00 z 133.50 217.00 284.00 1662.50
1982 442.00 254.50 353.50 195.50 124.50 57.00 0.00 0.00 37.00 38.50 0.00 z 404.03 a 1906.53
1983 302.54 d 276.00 320.00 268.00 0.00 z 19.00 0.00 0.00 5.56 c 0.00 z 313.27 d 0.00 z 1504.36
1984 234.50 202.00 118.50 42.50 10.50 6.50 0.00 z 0.00 0.50 0.00 z 287.50 451.50 1354.00
1985 446.00 276.00 317.50 88.50 72.69 b 12.00 0.00 0.00 22.50 52.50 316.55 a 243.00 1847.24
1986 179.50 266.00 186.00 c 139.50 68.00 0.00 0.00 0.00 68.00 43.00 o 109.50 311.00 1327.50
1987 425.50 304.00 192.00 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 921.50
Period of Record Statistics
MEAN 366.37 281.96 293.40 209.77 107.84 27.60 0.06 0.50 13.43 83.89 232.84 369.40 2054.56
S.D. 86.42 75.42 84.47 102.00 58.22 25.86 0.16 1.29 16.20 49.39 73.08 90.55 243.21
SKEW -0.22 0.49 -0.38 1.02 0.74 1.21 2.47 2.33 2.11 0.51 -0.04 0.14 0.62
MAX 532.17 465.50 463.50 481.00 247.00 99.50 0.50 4.50 68.00 189.50 355.50 537.50 2565.09
MIN 179.50 165.00 118.50 42.50 10.50 0.00 0.00 0.00 0.00 3.50 109.50 227.00 1731.50
NO YRS 21 21 21 20 19 20 18 20 20 18 20 19 13