BIG BAR RANGER STATION, CALIFORNIA

Monthly Total Heating Degree Days

(040738)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1948 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
1949 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
1950 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
1951 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
1952 0.00 z 0.00 z 508.50 g 91.00 q 70.00 g 109.00 1.55 a 0.00 23.00 107.98 a 601.50 807.50 1650.53
1953 680.00 526.00 557.45 c 459.44 c 432.21 e 116.00 f 0.55 c 17.50 14.50 250.87 d 459.23 d 721.27 a 4119.02
1954 761.64 b 529.57 e 434.50 f 200.50 g 81.00 f 64.00 g 2.00 31.52 a 77.50 228.07 c 0.00 z 0.00 z 1630.29
1955 817.62 c 619.00 551.50 498.00 163.50 53.00 22.50 0.00 68.50 190.00 606.67 c 670.50 4260.79
1956 709.00 727.00 517.00 299.48 a 159.28 b 66.50 1.00 5.17 a 17.50 h 295.00 559.00 797.00 4135.43
1957 922.00 573.50 542.00 334.82 b 163.27 a 25.50 1.11 c 3.10 a 34.00 370.50 588.00 708.00 4265.79
1958 499.00 h 0.00 z 601.92 a 350.17 a 50.38 c 39.50 0.00 0.00 41.50 142.00 502.76 a 584.00 2312.22
1959 723.50 615.00 469.65 a 203.00 221.50 23.00 2.00 0.00 b 94.50 173.50 593.50 816.00 3935.15
1960 791.50 601.00 435.50 364.00 254.50 2.50 0.00 14.00 9.31 a 203.00 565.18 b 706.50 3946.99
1961 679.50 538.00 592.00 292.00 216.00 11.25 b 7.00 3.62 a 61.00 266.50 622.50 d 771.68 c 4061.05
1962 692.50 f 604.80 c 578.50 216.50 208.73 a 35.00 0.00 10.00 24.50 255.23 a 363.00 g 687.34 b 2620.61
1963 872.65 a 373.33 a 560.58 a 480.52 a 183.70 d 24.00 l 6.00 3.00 17.00 208.73 a 546.43 b 555.50 g 3251.95
1964 535.50 j 380.50 k 323.00 n 255.50 i 145.00 i 65.00 0.50 2.00 27.00 126.00 593.04 b 683.00 1496.54
1965 777.50 525.50 427.50 379.00 233.50 74.00 0.00 4.50 32.50 171.50 481.55 a 831.00 3938.05
1966 828.00 635.00 523.00 227.00 85.00 90.00 15.00 9.00 47.00 229.50 513.89 c 526.00 h 3202.39
1967 506.00 k 397.50 h 448.50 h 418.00 j 147.00 f 49.50 0.00 0.00 4.00 237.50 290.00 h 608.00 k 291.00
1968 614.50 i 392.00 f 344.00 j 0.00 z 214.50 62.50 1.50 35.00 51.50 245.42 a 608.04 b 848.48 d 2066.93
1969 870.00 680.00 575.50 370.50 102.50 33.50 1.50 4.00 16.50 332.39 d 505.50 526.50 g 3491.89
1970 458.50 j 303.50 k 320.00 k 490.96 d 169.97 b 56.50 0.00 0.00 55.50 274.50 547.50 884.00 2478.93
1971 831.00 639.00 641.50 466.50 208.00 70.00 7.50 5.50 86.50 345.28 b 651.50 948.50 4900.78
1972 876.00 627.00 451.10 b 429.00 142.50 36.00 0.50 20.00 108.50 272.28 a 582.32 b 963.00 4508.21
1973 837.00 558.50 614.00 327.78 c 124.00 41.00 4.00 18.00 51.00 199.00 i 693.50 321.00 q 3268.78
1974 566.50 g 637.58 d 389.50 h 270.00 m 219.38 e 20.00 21.00 2.50 0.00 a 212.50 273.50 m 356.50 o 1112.97
1975 622.00 f 433.50 j 652.72 d 493.00 177.00 54.00 20.00 9.00 3.00 326.65 d 612.12 d 708.35 a 3055.84
1976 751.50 644.50 544.00 421.50 121.50 81.50 12.83 b 43.00 9.00 88.00 k 175.50 o 430.00 n 2629.33
1977 552.50 j 512.00 615.50 267.50 338.50 13.50 8.50 8.50 69.00 0.00 z 585.00 c 643.50 3061.50
1978 620.00 d 519.50 358.50 420.54 b 211.46 c 22.00 2.00 23.00 78.00 125.07 b 633.00 849.00 3862.07
1979 810.50 632.59 a 475.73 e 390.00 b 138.00 32.50 1.50 5.50 3.50 189.00 571.00 307.00 q 3249.82
1980 361.50 o 230.50 p 223.50 r 276.67 c 193.00 116.50 3.00 1.00 39.50 211.00 526.00 679.00 2045.67
1981 625.00 520.43 e 518.73 a 305.89 b 192.50 39.50 1.50 0.00 49.50 283.02 d 420.50 443.00 h 2956.58
1982 473.50 m 346.50 j 408.00 h 303.00 h 57.00 k 39.50 8.00 0.00 72.50 160.00 i 333.50 l 469.50 k 120.00
1983 374.50 m 337.50 k 251.50 o 226.00 m 107.00 g 26.50 21.00 5.34 b 16.50 119.50 g 294.50 n 353.50 o 69.34
1984 338.00 n 325.00 m 223.00 m 249.00 n 110.00 j 55.00 0.00 0.00 a 36.00 187.50 i 301.00 n 252.50 t 91.00
1985 314.00 q 259.50 n 274.50 p 106.00 n 88.00 i 16.00 0.00 1.50 58.50 127.00 l 285.50 p 482.00 k 76.00
1986 267.00 p 225.00 m 124.00 p 179.50 l 99.00 i 12.00 0.00 0.00 163.00 158.62 a 265.00 l 653.00 986.62
1987 335.50 p 272.00 m 250.00 n 57.50 m 54.00 k 7.00 m 0.00 i 0.00 o 5.50 43.00 k 141.00 s 356.50 p 5.50
1988 350.50 p 252.50 o 238.50 m 122.50 n 149.00 k 38.00 p 3.00 j 0.00 m 25.50 18.00 p 228.00 o 270.00 r 25.50
1989 395.00 n 625.00 478.00 166.50 162.00 8.00 0.00 11.50 25.00 329.93 c 374.50 j 411.50 n 1805.93
1990 464.50 j 431.50 i 365.00 110.00 207.91 b 0.00 z 0.00 i 0.00 a 1.50 j 126.50 i 409.50 j 426.50 p 682.91
1991 513.50 k 273.00 j 455.50 j 393.10 a 150.00 k 0.00 z 1.50 1.00 i 0.00 j 156.00 o 345.00 k 553.50 j 394.60
1992 518.50 j 173.50 p 174.50 n 135.50 j 8.00 q 21.00 l 0.00 a 0.00 j 7.00 k 112.50 j 291.00 m 457.00 n 0.00
1993 434.50 n 582.00 306.00 340.50 96.00 l 79.00 9.00 i 3.00 m 2.50 k 101.50 l 101.00 x 479.50 m 1307.50
1994 139.00 w 255.50 q 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 w 0.00 u 0.00 z 155.50 v 261.50 t 0.00
1995 280.00 q 133.50 r 186.50 t 31.50 z 11.00 z 13.00 s 0.00 10.00 1.50 n 230.50 356.00 590.00 1186.50
1996 691.00 500.00 434.00 299.00 190.00 24.00 3.00 0.00 41.50 239.00 449.00 690.00 3560.50
1997 683.00 518.50 418.50 332.50 86.00 46.50 11.00 1.00 40.00 295.50 447.00 753.00 3632.50
1998 659.00 611.85 a 469.50 385.50 306.00 12.41 a 0.00 0.00 9.50 273.00 546.00 816.00 4088.77
1999 730.50 665.00 567.00 391.50 191.00 55.50 6.50 0.00 29.00 193.00 421.50 745.00 3995.50
2000 662.00 533.00 492.50 244.00 166.00 39.00 11.00 1.00 37.00 235.50 599.00 714.50 3734.50
2001 756.00 634.00 380.00 408.00 77.50 49.00 0.00 0.00 25.50 174.50 466.11 c 729.50 3700.11
2002 730.00 514.50 534.50 251.00 189.50 22.50 0.00 7.50 24.50 234.00 503.00 666.50 3677.50
2003 516.50 528.00 444.00 488.00 217.00 20.00 0.00 0.00 23.00 161.00 607.00 680.00 3684.50
2004 724.50 581.50 324.00 289.50 123.00 23.50 0.00 2.00 43.00 258.00 568.00 740.00 3677.00
2005 704.50 506.00 432.50 376.00 202.00 128.50 0.00 2.00 65.50 280.50 558.50 707.00 3963.00
2006 726.50 571.50 683.00 365.50 128.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2475.00
Period of Record Statistics
MEAN 745.58 577.42 503.68 348.83 183.87 44.99 4.22 6.67 41.23 233.40 546.95 743.50 3968.04
S.D. 89.59 68.06 93.85 95.50 71.17 29.40 6.34 9.80 31.81 63.24 73.69 91.79 335.68
SKEW -0.18 -0.41 -0.21 -0.36 1.07 0.98 1.69 2.06 1.42 0.06 -0.56 0.62 1.23
MAX 922.00 727.00 683.00 498.00 432.21 128.50 22.50 43.00 163.00 370.50 693.50 963.00 4900.78
MIN 516.50 373.33 306.00 110.00 50.38 2.50 0.00 0.00 0.00 107.98 356.00 584.00 3560.50
NO YRS 30 35 36 39 39 44 49 48 47 40 36 32 19