WARM SPRINGS DAM, CALIFORNIA

Monthly Total Heating Degree Days

(049440)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 199811
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
1973 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 42.32 b 9.00 9.50 26.50 129.50 419.50 519.25 a 1155.57
1974 605.50 492.50 428.00 301.50 153.00 43.50 11.50 k 0.00 z 2.50 g 121.00 g 389.50 364.00 k 2413.50
1975 347.00 n 295.50 j 295.00 m 252.50 k 65.00 l 30.00 0.00 z 0.00 z 0.00 z 0.00 z 314.50 k 542.00 572.00
1976 556.00 475.71 c 469.00 373.50 28.00 f 41.38 a 0.55 c 36.88 b 41.50 122.50 267.00 527.50 2911.52
1977 615.50 375.00 355.00 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 36.00 e 139.50 0.00 z 205.50 p 1166.00
1978 263.50 m 225.50 k 191.00 i 80.00 y 53.50 n 0.00 z 0.00 z 2.00 27.50 74.73 c 0.00 z 389.00 l 104.23
1979 428.00 i 335.00 h 253.00 i 170.50 k 58.50 m 4.50 m 8.50 i 1.00 l 8.00 o 48.00 m 247.00 k 246.00 o 0.00
1980 314.00 l 0.00 z 193.50 o 113.50 n 58.00 j 0.00 z 5.96 e 0.00 z 0.00 z 118.46 c 275.19 d 497.72 d 897.34
1981 527.53 b 361.50 0.00 z 209.50 70.02 b 9.83 a 1.15 d 3.58 e 5.50 g 0.00 z 281.90 a 0.00 z 1465.00
1982 671.50 377.00 436.50 304.29 b 88.00 40.50 2.50 4.00 27.50 126.50 420.50 0.00 z 2498.79
1983 581.00 375.50 401.00 344.50 100.50 f 8.79 a 0.00 z 0.00 17.00 53.00 394.50 497.50 2672.79
1984 506.50 495.50 0.00 z 0.00 z 84.00 0.00 z 0.00 z 2.50 0.00 z 0.00 z 0.00 z 645.50 1734.00
1985 671.00 402.50 0.00 z 170.00 145.50 0.00 z 3.00 22.00 77.00 159.50 471.00 0.00 z 2121.50
1986 0.00 z 353.50 287.00 226.00 131.50 5.00 3.62 a 0.00 130.00 92.00 284.50 565.50 2078.62
1987 0.00 z 412.00 413.00 144.00 105.50 18.50 21.50 19.00 21.00 104.50 379.00 573.50 2211.50
1988 564.00 357.50 283.50 0.00 z 0.00 z 78.50 0.00 4.50 41.00 144.50 399.00 563.50 2436.00
1989 622.00 555.00 431.00 216.00 135.50 46.00 1.00 3.50 70.50 179.00 280.50 564.00 3104.00
1990 559.00 523.50 336.00 184.00 155.00 31.00 0.50 7.00 8.00 74.00 386.50 697.00 2961.50
1991 568.00 316.00 534.50 323.50 188.50 47.00 5.50 13.50 20.50 116.00 327.50 627.00 3087.50
1992 643.00 369.50 352.50 168.00 33.50 29.50 0.00 2.50 7.00 73.50 322.50 630.00 2631.50
1993 609.00 494.50 285.50 263.00 135.50 44.50 0.00 5.00 35.00 83.00 385.50 611.00 2951.50
1994 526.50 498.50 309.50 212.50 127.00 23.00 1.00 3.50 18.50 146.50 543.00 667.50 3077.00
1995 501.50 327.50 394.50 293.50 158.50 50.50 0.00 4.50 6.00 83.50 228.00 408.50 2456.50
1996 497.00 364.50 324.50 233.00 112.00 18.00 0.00 5.50 28.50 145.50 300.00 455.50 2484.00
1997 515.00 371.00 219.50 161.50 29.50 6.50 0.00 7.00 5.00 125.00 300.00 542.00 2282.00
1998 481.00 459.00 337.00 276.00 236.00 32.00 0.00 0.00 39.50 136.50 387.00 0.00 z 2384.00
Period of Record Statistics
MEAN 569.50 417.01 367.21 244.68 122.85 32.32 2.91 7.43 34.17 115.58 354.39 563.03 2781.72
S.D. 58.95 71.21 80.66 68.18 52.37 18.29 5.17 8.90 29.57 33.14 77.27 74.65 318.67
SKEW 0.25 0.44 0.19 0.26 0.03 0.42 2.68 2.07 1.89 -0.13 0.50 -0.13 -0.37
MAX 671.50 555.00 534.50 373.50 236.00 78.50 21.50 36.88 130.00 179.00 543.00 697.00 3104.00
MIN 481.00 316.00 219.50 144.00 29.50 5.00 0.00 0.00 5.00 53.00 228.00 408.50 2282.00
NO YRS 19 21 17 18 17 20 19 21 20 21 21 18 9