WOODLAND 1 WNW, CALIFORNIA

Monthly Total Heating Degree Days

(049781)

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 2.58 a 0.00 14.50 70.00 343.50 679.00 1109.58
1949 785.00 512.00 354.00 53.00 40.50 2.00 0.00 0.50 1.00 138.47 a 260.00 614.50 2760.97
1950 692.00 381.00 345.50 98.00 70.50 10.50 0.00 3.00 7.76 a 81.12 a 224.00 463.50 2376.88
1951 619.00 415.00 297.50 155.69 a 73.50 3.00 0.00 0.00 0.00 86.00 305.00 575.50 2530.19
1952 654.00 419.50 410.00 146.50 52.50 35.50 0.00 0.00 5.50 7.50 340.00 556.00 2627.00
1953 419.00 357.00 324.50 198.00 136.50 35.00 0.00 8.50 0.00 78.50 294.31 a 461.50 2312.81
1954 532.50 409.00 410.50 121.50 21.91 b 21.50 0.00 0.00 2.00 62.00 370.00 655.00 2605.91
1955 682.00 434.50 313.50 291.50 69.50 10.50 0.00 0.00 7.50 28.50 343.00 473.00 2653.50
1956 534.00 491.00 302.00 181.50 53.50 4.00 4.00 0.00 0.00 90.00 g 263.00 554.50 2387.50
1957 632.50 334.50 264.50 156.00 91.50 0.00 0.00 2.00 7.50 147.50 383.50 613.50 2633.00
1958 635.00 329.00 476.50 195.50 30.50 9.50 0.00 0.00 4.00 33.50 305.50 445.50 2464.50
1959 506.50 472.50 288.50 85.50 82.00 0.50 0.00 6.00 19.00 29.00 300.00 576.00 2365.50
1960 611.00 432.00 284.50 194.50 92.48 a 0.00 0.00 0.00 1.50 76.50 398.50 605.00 2695.98
1961 684.00 391.00 388.00 210.50 120.00 1.50 0.00 0.00 16.50 129.50 369.50 654.00 2964.50
1962 692.50 474.50 439.50 100.00 85.50 4.50 0.00 0.00 9.00 116.00 298.50 550.50 2770.50
1963 728.50 250.50 416.00 354.50 92.50 0.50 0.00 1.00 3.00 93.50 413.50 739.00 3092.50
1964 652.50 426.50 386.00 215.50 109.50 26.00 0.50 0.00 29.00 65.50 452.00 476.00 2839.00
1965 621.00 450.50 361.00 244.50 68.50 22.50 0.00 0.00 36.50 47.00 330.00 744.50 2926.00
1966 628.00 505.00 341.50 92.50 20.50 16.50 0.00 4.50 7.50 91.50 330.50 592.50 2630.50
1967 615.50 443.50 406.00 452.00 82.50 34.00 0.00 0.00 0.00 41.50 248.50 651.00 2974.50
1968 687.50 326.50 282.50 134.00 62.50 0.00 0.00 4.50 1.50 103.50 389.00 663.50 2655.00
1969 666.50 514.00 379.50 200.50 25.00 4.50 0.00 0.00 2.50 132.00 329.00 526.00 2779.50
1970 477.50 365.50 299.50 257.50 48.50 8.50 0.00 0.00 z 3.00 148.00 301.00 623.00 2532.00
1971 609.00 458.50 377.00 214.00 95.00 17.00 0.00 0.00 28.50 203.50 373.00 695.50 3071.00
1972 752.00 407.00 192.50 175.00 61.50 13.50 0.00 0.00 10.50 134.50 453.00 755.50 2955.00
1973 655.00 387.50 427.00 124.00 26.00 2.50 0.00 0.00 0.00 99.00 420.50 576.50 2718.00
1974 612.50 498.50 355.00 238.00 56.00 0.00 5.50 0.00 0.00 55.50 424.50 646.50 2892.00
1975 685.50 468.00 413.00 327.00 58.00 7.00 0.00 0.50 0.00 157.00 424.00 598.00 3138.00
1976 600.00 415.50 348.00 232.24 a 3.00 5.00 0.00 2.00 0.00 62.50 302.00 607.00 2577.24
1977 697.50 372.00 399.00 76.00 156.50 3.00 0.00 0.00 13.00 68.00 330.00 a 496.50 2611.50
1978 477.00 401.50 215.50 227.07 a 28.50 0.00 0.00 0.00 b 8.50 50.50 456.00 747.50 2612.07
1979 653.00 481.00 323.00 193.00 44.50 0.00 0.00 0.00 3.50 107.50 404.50 557.50 2767.50
1980 547.00 374.50 366.50 158.50 55.00 7.00 0.00 0.00 0.00 102.00 306.50 581.50 2498.50
1981 555.50 362.00 347.50 153.00 25.50 0.00 0.00 0.00 5.50 138.00 286.00 0.00 z 1873.00
1982 0.00 z 401.50 384.50 226.00 15.00 5.50 0.00 0.00 10.50 78.00 493.45 a 599.00 2213.45
1983 643.00 387.50 345.00 287.50 89.00 0.00 0.00 0.00 4.00 22.00 380.00 535.00 2693.00
1984 587.00 475.50 215.50 0.00 z 0.00 z 6.50 0.00 0.00 0.00 0.00 z 440.50 672.00 2397.00
1985 750.50 0.00 z 427.00 75.50 48.50 6.50 0.00 z 0.50 0.00 z 0.00 z 473.00 720.50 2502.00
1986 477.00 324.00 207.00 0.00 z 49.00 0.00 0.00 0.00 z 0.00 z 70.00 216.00 585.00 1928.00
1987 616.00 379.00 333.00 56.50 21.50 0.00 1.50 0.50 0.00 z 16.00 341.50 0.00 z 1765.50
1988 550.50 0.00 z 0.00 z 143.00 0.00 z 0.00 z 0.00 0.00 0.00 z 0.00 z 325.50 566.00 1585.00
1989 634.50 507.00 0.00 z 98.50 50.00 0.00 z 0.00 0.00 13.00 101.00 304.00 632.50 2340.50
1990 581.00 503.50 263.00 17.50 x 42.00 o 6.00 0.00 0.00 0.00 15.50 330.50 720.00 2419.50
1991 555.00 274.50 438.50 193.00 90.00 8.50 0.00 0.00 0.00 80.50 253.50 576.00 2469.50
1992 687.50 287.00 221.50 67.50 0.50 3.50 0.00 0.00 0.00 20.50 0.00 z 636.00 1924.00
1993 628.50 437.50 193.50 148.00 36.00 20.50 0.00 0.00 1.00 36.50 346.00 615.00 2462.50
1994 540.00 432.50 222.50 111.50 56.00 0.50 0.00 0.00 0.00 68.50 491.00 641.00 2563.50
1995 425.00 316.00 326.00 132.00 88.50 15.50 0.00 0.00 z 0.00 26.00 156.50 437.00 1922.50
1996 511.50 308.50 226.50 129.50 26.00 0.00 0.00 0.00 1.50 97.50 265.00 442.50 2008.50
1997 0.00 z 320.50 170.50 93.00 5.00 0.00 0.00 0.00 0.00 61.00 262.00 552.50 1464.50
1998 491.50 434.00 275.00 228.00 140.00 0.00 z 0.00 0.00 z 10.00 69.50 331.50 639.50 2619.00
1999 583.50 440.00 364.00 213.50 40.00 18.00 0.00 0.00 0.00 28.00 269.00 510.00 2466.00
2000 473.78 a 383.50 244.50 95.00 48.50 3.10 a 0.00 a 0.00 2.50 106.50 435.50 500.00 2292.89
2001 576.50 436.50 213.50 217.00 0.00 0.00 0.00 0.00 0.00 26.00 239.46 b 496.50 2205.46
2002 583.50 364.50 327.50 133.00 61.00 0.00 0.00 0.00 1.50 86.50 274.50 464.00 2296.00
2003 439.00 392.00 223.50 285.00 68.50 0.00 0.00 0.00 0.00 3.00 p 179.00 r 495.50 1903.50
2004 561.00 395.00 138.00 112.00 3.50 0.00 0.00 0.00 8.50 126.00 347.50 535.50 2227.00
2005 599.00 315.00 210.50 161.50 53.00 11.50 0.00 0.00 0.00 53.50 236.40 e 453.50 2093.90
2006 461.50 346.50 443.00 207.00 6.00 0.56 c 0.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1464.56
Period of Record Statistics
MEAN 599.22 403.96 320.51 175.82 57.00 7.48 0.25 0.62 5.57 78.75 339.00 585.34 2616.52
S.D. 86.01 65.20 82.27 79.27 36.32 9.53 0.96 1.67 8.03 43.28 75.56 86.19 269.75
SKEW -0.19 -0.20 -0.24 0.92 0.57 1.53 4.27 3.18 2.07 0.47 0.14 0.11 -0.11
MAX 785.00 514.00 476.50 452.00 156.50 35.50 5.50 8.50 36.50 203.50 493.45 755.50 3138.00
MIN 419.00 250.50 138.00 53.00 0.00 0.00 0.00 0.00 0.00 7.50 156.50 437.00 2008.50
NO YRS 56 56 56 55 55 55 57 54 54 53 56 56 41