FT ROSS, CALIFORNIA

Monthly Total Heating Degree Days

(043191)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1895 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
1896 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
1897 0.00 z 272.00 l 545.50 346.00 297.50 263.50 222.00 221.00 198.50 269.50 400.00 466.00 3229.50
1898 555.50 396.00 505.00 373.00 403.00 217.50 267.50 235.50 0.00 z 209.00 379.50 469.00 4010.50
1899 410.50 459.50 444.50 406.00 426.50 301.00 273.00 213.50 217.50 276.50 261.50 441.50 4131.50
1900 405.00 356.00 370.00 390.00 305.00 220.00 209.50 178.00 131.50 275.50 311.50 407.50 3559.50
1901 450.00 428.81 a 459.50 494.00 390.60 a 318.00 249.00 131.75 e 142.00 168.00 266.38 a 414.00 3912.04
1902 499.00 368.00 466.50 370.50 316.50 246.50 222.00 170.50 131.50 79.00 388.00 485.50 3743.50
1903 514.50 544.50 465.50 425.50 371.48 a 176.50 g 263.50 261.00 41.50 z 147.50 l 361.11 c 485.50 3692.59
1904 567.00 500.50 471.50 359.48 a 282.00 229.00 235.00 234.00 166.00 235.50 280.00 485.00 4044.98
1905 471.50 387.50 360.50 355.34 a 0.00 z 266.00 227.00 213.50 247.50 341.00 426.00 566.27 a 3862.11
1906 532.00 350.00 0.00 z 373.97 a 306.50 221.00 227.50 252.50 251.00 344.50 410.50 363.50 3632.97
1907 559.00 122.00 r 31.50 z 0.00 z 308.00 214.00 178.00 0.00 z 148.50 174.50 318.00 378.50 2278.50
1908 424.00 459.00 392.50 0.00 z 330.00 220.50 122.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1948.50
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
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 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 460.00 394.00 386.50 258.50 218.50 210.00 194.50 239.00 238.50 355.31 e 2954.81
1951 506.00 414.00 452.00 425.50 327.00 268.50 259.50 253.17 a 186.50 254.00 343.50 495.50 4185.17
1952 553.00 430.00 506.00 399.50 343.00 276.50 231.50 248.50 200.00 305.50 367.50 471.50 4332.50
1953 390.50 393.50 437.50 412.00 321.50 248.50 268.00 179.00 120.50 253.00 335.00 414.50 3773.50
1954 478.00 412.50 457.00 336.50 341.00 242.50 202.50 221.00 183.50 242.00 332.00 475.00 3923.50
1955 545.00 427.00 419.00 426.00 325.00 234.50 212.50 272.00 260.50 292.50 399.00 445.50 4258.50
1956 452.00 484.50 442.35 e 383.00 284.00 203.00 205.00 181.00 181.50 280.00 345.50 491.00 3932.85
1957 576.00 395.00 401.50 345.50 261.50 161.50 161.50 173.00 117.50 190.00 315.00 421.50 3519.50
1958 396.50 286.50 406.00 325.00 206.50 76.50 144.00 123.00 81.50 236.00 309.50 362.50 2953.50
1959 437.50 391.00 352.50 335.00 329.50 220.00 221.00 184.50 160.50 157.50 336.00 416.00 3541.00
1960 480.00 406.50 409.00 392.00 353.50 242.00 288.50 298.00 276.00 258.50 388.00 453.50 4245.50
1961 433.50 379.00 460.50 408.50 382.50 249.50 263.50 196.50 221.00 282.50 385.50 511.00 4173.50
1962 480.50 443.50 482.50 389.00 399.00 336.00 335.00 254.00 284.50 281.00 336.50 468.50 4490.00
1963 546.50 299.00 473.50 423.00 337.50 300.00 265.00 245.50 150.00 210.00 352.00 463.00 4065.00
1964 528.00 449.50 554.00 481.50 449.50 307.50 265.00 228.00 231.00 245.00 389.00 442.50 4570.50
1965 495.00 461.00 442.50 392.00 436.00 340.00 276.00 188.50 232.50 202.00 295.00 489.00 4249.50
1966 471.00 444.00 480.50 360.00 384.50 278.00 275.00 264.50 180.50 241.00 321.50 452.50 4153.00
1967 458.50 436.50 496.50 504.00 376.50 331.00 273.50 254.50 149.50 189.00 285.00 532.50 4287.00
1968 529.50 332.00 392.50 418.50 387.00 261.50 264.00 154.50 155.50 321.00 389.00 586.50 4191.50
1969 543.50 481.00 468.00 428.50 348.00 247.50 269.00 285.00 221.50 238.00 348.50 365.50 4244.00
1970 405.00 326.00 396.00 483.00 369.00 298.00 301.22 a 288.50 221.50 327.50 317.50 494.50 4227.72
1971 515.00 484.50 512.00 494.50 411.50 312.50 283.50 200.50 171.00 385.50 428.50 606.50 4805.50
1972 582.50 428.50 415.50 406.03 a 400.50 302.00 198.00 228.50 213.50 264.00 403.93 b 577.24 b 4420.20
1973 498.50 365.04 a 517.50 389.44 c 379.23 a 245.69 a 0.00 z 296.80 d 213.10 a 302.80 c 401.90 a 445.50 4055.50
1974 549.50 487.00 463.45 a 405.00 d 412.00 208.00 i 161.50 f 231.50 202.76 a 244.90 a 366.35 d 499.50 3861.95
1975 572.00 477.04 a 468.50 522.50 377.17 a 322.00 278.00 269.50 255.00 336.35 a 464.46 b 535.30 c 4877.82
1976 374.00 k 482.96 c 565.75 a 351.50 g 388.50 294.44 c 226.00 208.50 192.00 238.81 d 306.72 a 450.57 b 3354.26
1977 473.78 a 349.00 509.00 415.00 c 394.00 273.00 269.50 158.00 222.00 302.50 347.50 408.34 b 4121.63
1978 374.50 357.50 273.50 373.50 310.00 267.41 a 276.00 229.00 89.00 k 262.93 d 431.38 a 593.00 3748.72
1979 523.26 b 436.00 414.50 386.50 318.00 304.66 a 234.00 195.50 121.00 224.50 339.00 422.50 3919.41
1980 466.00 326.00 420.00 386.00 376.50 298.00 246.93 b 294.00 252.86 b 279.50 322.00 412.00 4079.79
1981 354.50 337.00 413.00 361.07 b 330.00 139.66 a 286.00 163.00 176.50 306.00 307.00 389.50 3563.23
1982 557.50 393.00 462.50 390.50 408.00 302.50 245.50 199.50 164.00 218.00 362.50 451.50 4155.00
1983 430.50 313.50 363.00 369.00 301.00 226.00 168.00 119.87 a 113.00 179.50 319.50 417.47 a 3320.33
1984 439.50 428.56 b 353.00 401.50 291.50 299.00 201.00 194.50 144.00 299.00 415.00 541.00 4007.56
1985 533.50 448.00 530.50 390.50 402.50 268.50 235.00 173.00 287.50 355.50 569.50 637.50 4831.50
1986 475.00 411.00 393.00 467.50 440.50 280.00 334.00 343.00 334.50 372.00 353.50 558.00 4762.00
1987 613.50 472.00 0.00 z 428.00 414.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 461.00 667.50 3056.00
1988 618.50 0.00 z 0.00 z 364.00 0.00 z 0.00 z 0.00 z 250.50 268.50 312.50 405.50 511.00 2730.50
1989 0.00 z 544.00 484.00 334.50 356.50 260.50 225.00 236.00 269.00 302.00 273.00 f 461.50 3473.00
1990 477.50 513.00 486.50 365.00 351.50 264.50 236.50 198.00 168.50 275.38 a 371.50 631.00 4338.88
1991 526.48 a 405.00 543.50 461.50 427.50 305.50 312.00 248.00 293.00 304.50 398.50 494.50 4719.98
1992 506.50 349.00 360.63 a 313.50 272.80 a 253.50 167.00 216.00 206.00 196.00 361.00 528.50 3730.43
1993 565.00 411.70 a 392.50 384.50 295.50 222.00 297.50 158.50 j 286.50 280.50 373.00 522.00 4030.70
1994 498.00 472.00 437.00 420.54 b 370.50 308.50 325.00 245.50 228.00 302.50 525.52 a 577.50 4710.55
1995 403.50 344.50 396.28 a 390.50 342.00 247.00 82.00 k 196.00 142.50 191.50 307.00 382.50 3343.28
1996 435.00 342.00 354.00 331.50 314.00 285.50 213.50 226.50 220.50 164.50 i 328.00 420.00 3470.50
1997 438.00 381.50 396.50 356.00 245.00 219.50 215.50 83.00 g 75.00 c 239.00 242.00 392.00 3200.00
1998 373.00 387.00 401.50 409.00 329.00 231.00 220.50 0.00 z 145.50 i 163.00 j 268.00 i 529.50 2880.50
1999 0.00 z 0.00 z 503.48 b 302.00 j 309.00 f 213.50 h 0.00 z 0.00 z 40.50 y 0.00 z 184.50 l 483.37 d 986.85
2000 372.00 f 228.50 j 0.00 z 310.96 d 0.00 z 0.00 z 162.50 l 0.00 z 95.50 k 199.50 g 341.00 f 324.50 h 310.96
2001 522.02 c 458.50 d 397.83 d 346.00 h 236.50 f 248.33 c 174.00 i 212.98 d 156.00 k 128.50 o 248.50 h 316.00 j 1839.67
2002 334.00 k 214.50 m 456.50 385.00 207.50 o 308.50 156.50 k 216.50 221.00 h 328.50 j 0.00 z 204.00 q 1366.50
2003 348.15 e 290.00 g 309.00 h 327.50 m 252.50 i 147.00 n 156.50 l 91.50 m 86.00 m 145.50 l 0.00 z 186.00 r 348.15
2004 376.00 f 217.50 p 273.50 g 257.50 h 300.50 140.00 j 211.63 e 59.00 r 104.00 l 283.50 370.80 e 224.00 p 1166.43
2005 474.54 e 261.00 f 351.00 389.50 276.62 e 157.00 l 105.00 o 134.50 p 216.50 f 208.00 k 153.50 p 258.50 o 1491.65
2006 216.50 o 257.00 k 431.00 h 400.00 360.50 156.00 k 196.00 118.50 n 261.00 161.50 k 148.50 r 177.00 s 1217.50
2007 334.50 m 143.00 r 109.00 w 414.50 348.50 259.00 113.50 k 198.50 191.50 306.00 264.50 i 391.50 h 1718.00
2008 441.00 f 398.00 f 467.00 436.00 330.00 227.00 g 210.50 160.50 226.80 e 259.92 e 304.00 527.00 d 2921.72
2009 290.50 j 327.00 f 257.50 l 405.00 376.00 251.00 197.00 g 212.00 150.50 g 217.00 h 268.50 j 0.00 z 1244.00
2010 356.00 f 285.50 g 265.50 m 263.00 l 218.50 m 118.00 o 197.50 i 229.50 g 156.50 f 185.50 i 238.00 m 0.00 z 0.00
2011 217.00 q 210.00 p 231.50 p 203.00 p 135.00 u 155.50 p 196.50 k 186.00 j 137.00 o 119.50 q 407.88 d 354.50 j 407.88
2012 395.00 h 426.54 e 372.00 j 333.50 f 292.50 f 302.22 c 293.93 d 311.79 e 106.00 s 0.00 z 0.00 z 0.00 z 1334.48
2013 212.50 r 153.50 r 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
Period of Record Statistics
MEAN 487.31 413.10 441.50 397.14 349.80 261.29 241.70 220.45 199.03 261.75 359.44 478.11 4123.72
S.D. 64.96 59.94 59.08 45.63 51.07 46.92 44.99 46.36 56.50 57.14 61.17 72.44 425.12
SKEW -0.18 0.02 -0.15 0.63 -0.26 -1.16 -0.21 0.14 0.02 -0.42 0.76 0.49 -0.37
MAX 618.50 544.50 565.75 522.50 449.50 340.00 335.00 343.00 334.50 385.50 569.50 667.50 4877.82
MIN 348.15 286.50 273.50 310.96 206.50 76.50 122.50 119.87 75.00 79.00 238.50 355.31 2953.50
NO YRS 60 59 62 65 65 62 60 61 58 59 61 62 41