PLACERVILLE, CALIFORNIA

Monthly Total Heating Degree Days

(046960)

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
1915 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
1916 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
1917 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
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 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
1937 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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 f 4.00 h 52.50 o 198.50 j 464.50 g 717.00 f 0.00
1949 784.00 g 733.60 c 602.20 d 204.00 f 130.00 i 9.50 h 0.00 m 7.00 g 26.00 j 214.50 j 173.50 n 649.50 f 1335.80
1950 879.07 c 479.00 f 403.50 i 289.62 d 178.50 g 79.04 d 0.00 c 0.00 e 35.00 p 202.57 b 397.50 b 607.37 d 2455.16
1951 755.88 a 622.72 c 560.77 c 260.00 g 182.12 c 42.12 d 4.77 e 7.00 k 1.50 j 233.00 f 519.00 e 793.94 d 3481.33
1952 833.38 a 619.50 656.00 332.00 149.50 114.00 1.50 0.00 48.50 157.07 a 582.50 725.50 4219.45
1953 634.00 573.00 580.00 338.00 313.00 134.50 1.00 17.00 25.00 276.00 480.00 699.50 4071.00
1954 724.50 531.00 618.00 248.50 154.00 113.50 0.00 35.50 91.50 300.00 510.00 759.50 4086.00
1955 879.00 681.00 576.00 546.50 250.50 93.00 30.00 2.00 84.50 225.00 568.00 632.00 4567.50
1956 687.00 737.50 553.50 414.50 192.00 68.50 0.00 z 7.00 36.00 324.50 540.00 739.50 4300.00
1957 879.00 532.50 534.50 397.50 250.00 35.50 0.00 20.50 45.50 340.50 597.00 709.00 4341.50
1958 730.00 497.50 658.50 422.50 117.50 59.00 3.50 0.00 30.00 158.50 509.00 553.00 3739.00
1959 693.00 648.00 439.50 227.50 235.00 20.50 0.00 16.50 91.50 185.00 482.00 701.00 3739.50
1960 775.00 651.50 444.50 366.50 240.00 2.00 0.00 13.50 14.00 277.50 562.50 749.00 4096.00
1961 702.50 561.00 565.50 341.00 297.50 33.00 6.00 0.00 70.50 257.00 551.50 768.00 4153.50
1962 741.50 589.00 635.00 257.50 253.00 41.50 0.00 8.00 20.00 245.50 436.00 631.50 3858.50
1963 821.00 397.00 601.00 518.00 205.00 71.50 13.00 6.00 24.50 240.00 541.00 709.50 4147.50
1964 779.00 624.50 618.50 428.00 304.50 109.50 8.00 0.00 89.50 137.00 636.00 662.00 4396.50
1965 723.00 604.00 562.00 422.00 236.50 119.00 13.50 3.50 122.50 167.00 515.00 807.50 4295.50
1966 791.00 681.50 525.00 251.00 142.50 80.50 30.50 18.00 53.00 222.50 444.00 704.50 3944.00
1967 696.00 565.50 596.50 673.00 223.00 113.00 0.00 0.00 0.50 196.50 390.00 816.50 4270.50
1968 770.00 479.00 478.50 353.50 216.50 43.00 0.00 58.00 46.00 259.00 536.00 812.50 4052.00
1969 733.00 702.00 566.50 408.50 138.00 53.50 0.00 0.00 21.50 359.00 480.00 662.00 4124.00
1970 643.00 473.50 511.50 499.00 150.50 60.50 0.00 0.00 45.50 268.50 447.50 780.50 3880.00
1971 719.00 597.50 567.50 455.00 295.50 83.00 1.00 0.50 74.50 358.00 558.00 844.50 4554.00
1972 824.00 555.50 389.00 401.50 187.00 32.50 5.00 11.50 83.50 260.00 606.00 850.50 4206.00
1973 787.00 520.50 634.00 328.50 120.00 43.00 4.00 9.00 47.50 266.50 565.00 669.50 3994.50
1974 717.50 637.00 521.50 442.00 193.50 16.00 26.00 0.00 1.00 133.50 503.00 718.50 3909.50
1975 680.00 578.00 591.00 541.00 179.50 46.50 23.00 20.00 0.00 331.00 557.00 670.50 4217.50
1976 704.00 562.50 577.12 a 453.00 98.50 93.00 5.00 56.00 45.50 171.50 394.50 662.50 3823.12
1977 737.00 499.00 638.00 259.00 375.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 491.00 578.50 3578.00
1978 0.00 z 547.12 c 393.91 b 0.00 z 182.12 c 32.50 12.40 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1168.06
1979 801.35 a 661.11 a 537.85 a 413.50 162.00 55.00 23.25 a 10.50 13.45 a 210.59 b 544.14 a 610.18 a 4042.92
1980 620.52 a 504.00 588.00 341.25 b 254.31 d 104.50 f 18.71 b 0.00 0.00 z 253.17 a 467.31 d 594.68 a 3641.95
1981 0.00 z 506.59 a 561.00 315.00 150.50 0.50 0.00 m 1.50 28.00 331.00 435.50 622.98 e 2952.57
1982 824.00 546.50 597.00 437.50 161.50 96.50 25.83 a 2.50 127.50 329.00 660.00 c 762.50 4570.33
1983 736.50 585.85 b 572.50 528.00 265.57 a 167.07 a 47.50 h 0.00 b 13.00 115.50 511.00 572.50 4067.48
1984 555.00 536.50 391.50 403.50 110.00 29.50 0.00 0.00 7.50 292.50 561.00 721.50 3608.50
1985 718.00 487.50 634.50 237.50 202.00 31.00 0.00 1.50 108.50 191.50 564.00 582.50 3758.50
1986 458.00 432.50 340.00 309.00 199.00 10.50 0.50 0.00 158.50 142.00 335.00 586.50 2971.50
1987 671.50 458.50 402.50 132.00 114.50 13.50 0.00 z 0.00 5.00 43.50 438.50 679.00 2958.50
1988 592.00 406.50 397.00 274.00 202.00 54.00 0.00 1.50 15.50 45.00 444.00 621.50 3053.00
1989 701.00 569.00 412.00 173.50 152.50 23.00 0.50 4.50 51.00 206.50 358.50 552.50 3204.50
1990 629.50 605.00 405.50 199.00 186.50 36.50 0.00 12.00 2.50 57.50 419.50 756.00 3309.50
1991 604.50 309.50 608.00 360.00 241.50 52.50 0.00 z 4.50 0.50 135.00 338.50 563.00 3217.50
1992 617.50 405.00 379.50 187.00 14.50 14.50 m 4.00 2.50 5.00 109.50 430.50 713.50 2868.50
1993 668.00 536.00 355.00 316.00 141.50 90.50 0.00 3.50 14.50 78.50 379.00 604.00 3186.50
1994 536.00 536.00 337.50 268.50 175.50 22.00 0.00 0.00 15.00 158.50 636.00 652.50 3337.50
1995 557.00 343.00 484.50 347.00 220.00 95.50 6.00 0.00 10.50 59.00 218.00 538.00 2878.50
1996 563.00 393.00 372.00 248.00 115.50 14.50 0.00 0.00 15.00 226.00 396.50 557.00 2900.50
1997 587.00 450.50 292.50 230.00 50.50 18.50 3.50 0.00 3.00 173.00 361.50 628.50 2798.50
1998 560.50 563.00 453.00 417.50 342.50 65.00 0.00 0.00 51.50 167.50 454.50 706.00 3781.00
1999 459.50 f 516.32 c 397.50 g 283.00 f 152.02 e 68.33 c 0.00 e 3.00 g 0.00 f 51.87 e 219.00 g 550.85 e 1339.38
2000 543.07 d 451.24 d 414.33 e 149.50 g 124.50 f 16.20 e 3.00 h 5.74 d 14.50 g 126.50 h 405.50 g 298.50 k 1430.58
2001 628.94 e 415.50 f 315.17 d 0.00 z 27.42 e 5.50 f 0.50 f 0.00 f 2.00 g 57.23 e 222.50 k 409.00 k 1028.76
2002 499.50 h 304.50 g 451.50 199.50 g 145.00 1.50 0.00 0.00 4.00 k 153.00 290.00 543.00 1584.00
2003 411.50 474.00 367.50 468.00 165.50 11.00 0.00 0.00 5.50 g 27.00 492.00 566.00 2982.50
2004 637.50 554.50 219.50 220.00 101.00 17.00 0.00 m 0.00 n 39.50 i 115.50 o 195.00 q 389.50 k 1749.50
2005 274.00 p 299.50 f 390.50 319.00 159.50 60.50 0.00 0.00 24.50 130.00 285.00 517.00 1886.00
2006 541.50 406.50 640.00 330.00 62.52 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1980.52
Period of Record Statistics
MEAN 688.49 541.48 502.06 354.69 184.67 55.45 5.75 7.05 41.82 197.31 478.80 669.62 3844.42
S.D. 106.26 94.91 110.59 110.44 74.49 38.53 9.10 12.70 39.08 91.41 96.19 89.31 499.77
SKEW -0.31 -0.15 -0.48 0.37 0.16 0.69 1.60 2.74 1.10 -0.07 -0.47 0.20 -0.66
MAX 879.07 737.50 658.50 673.00 375.50 167.07 30.50 58.00 158.50 359.00 660.00 850.50 4570.33
MIN 411.50 309.50 219.50 132.00 14.50 0.50 0.00 0.00 0.00 27.00 218.00 517.00 2798.50
NO YRS 52 54 56 51 55 52 47 50 45 51 51 52 38