PASO ROBLES, CALIFORNIA

Monthly Total Heating Degree Days

(046730)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1894 702.50 530.50 438.00 203.50 144.00 75.50 1.50 4.00 43.50 183.00 298.00 551.00 3175.00
1895 616.00 424.00 451.00 285.00 140.00 54.00 28.00 36.50 76.00 140.00 530.00 717.50 3498.00
1896 568.00 484.00 404.00 467.50 0.00 z 24.50 0.00 z 0.00 15.50 111.60 a 0.00 z 562.50 2637.60
1897 571.50 465.50 535.50 190.00 115.00 19.50 12.50 5.00 55.00 232.00 419.50 656.00 3277.00
1898 693.50 393.00 489.50 283.45 a 184.00 51.00 57.50 64.00 0.00 z 127.00 447.50 624.00 3414.45
1899 493.00 435.50 397.00 260.50 264.50 0.00 z 2.50 22.50 7.50 215.00 319.50 548.50 2966.00
1900 471.00 411.50 244.00 351.50 76.00 38.00 7.50 27.50 77.50 166.00 262.50 601.50 2734.50
1901 569.50 396.00 381.00 336.50 146.50 50.00 0.00 17.00 95.00 96.50 311.50 648.50 3048.00
1902 654.50 444.00 562.50 366.50 248.50 26.00 k 20.50 66.00 66.00 263.00 570.50 700.60 a 3962.60
1903 628.50 644.00 510.00 381.50 195.50 39.00 25.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2424.00
1904 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1905 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1906 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1907 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 17.57 a 16.50 42.50 136.00 0.00 z 600.00 812.57
1910 629.00 471.00 291.50 179.50 114.00 62.00 23.00 24.00 40.00 135.50 374.00 512.00 2855.50
1911 502.72 a 524.50 309.50 334.00 226.50 98.50 6.00 27.50 71.00 197.00 450.50 671.50 3419.22
1912 499.50 354.50 467.00 396.00 158.00 67.00 27.50 33.50 59.00 269.00 384.00 713.00 3428.00
1913 656.50 449.00 441.50 279.00 162.50 90.00 16.50 17.50 19.14 a 163.50 340.50 593.50 3229.14
1914 486.50 390.00 272.50 246.00 170.00 57.00 5.50 37.50 52.00 160.00 287.00 592.50 2756.50
1915 560.50 425.50 282.50 240.50 229.92 a 10.50 26.00 2.50 56.00 116.25 a 413.50 518.50 2882.17
1916 709.00 342.50 301.00 205.50 189.50 68.50 0.57 d 16.00 10.56 c 253.00 524.00 659.00 3279.13
1917 715.07 a 489.50 460.41 d 266.79 b 251.62 a 33.21 b 0.00 a 3.00 14.50 105.50 357.50 511.00 3208.09
1918 606.50 512.50 350.50 183.50 259.50 6.00 4.50 17.50 19.00 114.50 410.00 663.50 3147.50
1919 618.00 493.00 477.00 234.00 115.50 23.00 8.00 5.00 35.00 274.50 409.50 533.00 3225.50
1920 528.00 443.00 483.00 328.50 179.00 55.50 15.50 a 23.50 53.00 238.00 389.00 575.50 3311.50
1921 613.00 406.50 341.00 317.00 263.50 29.50 13.00 4.50 79.50 117.00 315.50 472.00 2972.00
1922 699.00 513.00 495.00 360.50 137.95 a 57.00 3.50 13.95 a 10.00 182.50 481.50 523.50 3477.40
1923 615.87 a 471.00 404.50 334.00 146.50 138.00 21.00 0.50 46.50 157.50 285.00 605.00 3225.37
1924 584.50 318.00 467.00 291.00 113.00 43.00 43.92 a 13.00 35.00 280.50 346.00 567.50 3102.42
1925 523.50 360.50 369.00 288.50 155.00 63.50 12.00 28.50 67.00 210.50 380.00 484.50 2942.50
1926 570.50 372.50 304.00 193.00 104.00 15.50 17.00 1.00 55.00 99.00 197.50 586.00 2515.00
1927 528.00 381.00 435.50 285.00 149.00 55.50 11.00 11.00 47.50 87.50 299.00 561.50 2851.50
1928 528.50 405.50 284.50 236.00 110.00 17.50 22.00 13.50 29.00 163.50 356.00 579.00 2745.00
1929 646.00 527.50 428.50 362.00 138.00 80.00 10.50 0.00 66.00 112.00 292.50 407.00 3070.00
1930 563.50 334.50 360.00 202.00 234.00 38.00 11.50 5.00 86.50 159.50 355.50 594.50 2944.50
1931 533.00 371.00 292.50 170.00 39.00 59.00 0.00 1.50 29.00 108.00 456.50 620.00 2679.50
1932 669.50 536.00 365.00 319.50 155.00 81.50 13.00 24.50 19.50 144.00 237.00 719.50 3284.00
1933 740.00 538.50 412.50 309.00 253.00 70.00 28.50 16.00 70.00 82.50 335.50 563.50 3419.00
1934 533.50 388.00 176.50 119.00 97.50 127.50 8.50 3.00 58.50 197.50 357.00 595.50 2662.00
1935 646.00 458.50 575.00 297.50 190.50 14.50 38.00 8.00 13.50 210.00 498.00 566.00 3515.50
1936 549.50 508.00 359.00 262.50 124.53 b 61.00 7.50 5.00 46.00 109.00 358.00 634.00 3024.03
1937 844.00 534.00 446.50 342.50 153.00 39.50 0.00 1.50 22.50 99.50 334.50 466.00 3283.50
1938 513.50 466.50 490.50 309.00 171.00 63.50 8.50 23.00 9.00 164.00 437.50 488.50 3144.50
1939 554.00 576.00 441.50 159.50 150.00 61.50 5.00 2.00 42.50 157.00 328.00 478.00 2955.00
1940 442.50 382.50 289.00 216.50 86.00 13.50 22.00 14.47 a 25.50 125.00 404.00 394.50 2415.47
1941 447.00 330.50 301.50 333.00 73.50 51.00 3.00 3.50 79.00 198.50 295.00 505.00 2620.50
1942 496.50 506.50 442.50 272.00 161.50 21.50 0.00 17.50 33.00 102.50 311.00 508.50 2873.00
1943 525.50 361.00 265.50 161.50 89.00 78.50 28.50 7.50 9.50 191.00 327.50 464.50 2509.50
1944 518.50 489.50 344.00 308.50 160.00 99.00 30.50 11.00 23.00 85.00 380.00 517.50 2966.50
1945 584.50 423.50 491.00 224.00 195.00 55.50 0.00 7.50 45.50 136.00 402.00 480.00 3044.50
1946 636.50 507.00 398.00 221.00 193.50 27.50 14.47 a 9.50 11.00 199.50 456.50 564.00 3238.47
1947 658.50 361.00 242.00 191.50 91.00 30.00 0.00 31.00 18.50 123.50 510.00 611.00 2868.00
1948 518.50 526.00 493.00 276.50 135.00 41.50 31.50 2.00 57.50 116.00 427.00 664.00 3288.50
1949 822.00 538.50 430.50 161.50 139.00 36.50 14.00 11.50 30.00 249.50 285.00 620.00 b 3338.00
1950 616.50 336.00 314.00 172.00 166.00 38.50 3.50 9.50 37.50 119.00 231.50 438.50 2482.50
1951 563.50 458.50 398.50 271.00 122.50 65.50 13.00 7.50 19.00 151.50 355.50 610.50 3036.50
1952 601.50 434.00 481.50 232.50 52.00 78.00 3.00 4.50 12.12 d 59.00 411.00 512.00 2881.12
1953 397.00 420.50 388.50 277.00 184.50 64.00 0.00 9.50 20.00 177.00 332.07 a 584.50 2854.57
1954 547.00 359.00 437.00 164.50 73.00 52.00 0.00 39.00 28.50 203.00 356.50 577.00 2836.50
1955 681.00 491.00 393.00 368.50 149.00 68.04 b 13.50 1.50 61.00 132.00 418.00 446.50 3223.04
1956 488.50 542.50 370.50 269.50 150.50 15.00 32.00 23.00 9.00 188.50 400.50 581.50 3071.00
1957 668.50 315.54 b 326.50 225.50 151.50 0.00 7.48 b 7.50 8.50 168.50 421.50 556.00 2857.02
1958 536.50 300.00 465.50 212.00 90.00 23.50 5.50 0.00 8.50 70.00 344.50 446.50 2502.50
1959 461.90 a 455.50 258.50 144.50 155.00 8.00 0.00 a 15.50 34.00 87.00 346.50 560.50 2526.90
1960 608.50 427.00 303.00 207.50 97.00 22.00 0.00 8.00 22.50 168.50 407.50 570.00 2841.50
1961 551.50 372.00 377.50 209.00 192.00 15.50 1.00 0.00 29.00 176.00 428.00 584.50 2936.00
1962 605.00 424.00 442.50 113.00 183.50 62.50 4.50 9.50 22.50 108.00 350.00 472.00 2797.00
1963 642.00 212.00 423.00 362.50 144.00 55.00 3.50 9.50 3.50 81.00 405.00 e 578.00 2919.00
1964 613.00 502.50 492.50 314.00 210.00 52.00 3.00 10.50 55.50 63.50 432.50 444.50 3193.50
1965 496.50 440.00 389.50 263.00 142.50 125.50 8.02 b 1.50 63.00 f 82.50 336.50 639.50 2925.02
1966 631.50 516.00 339.00 153.10 a 122.00 24.00 16.00 8.00 37.00 124.00 336.50 545.50 2852.60
1967 542.50 395.00 407.50 477.50 133.50 73.45 a 0.00 0.00 0.00 89.50 278.50 663.50 3060.95
1968 596.00 266.50 359.00 253.45 a 172.50 33.10 a 1.03 a 15.50 26.50 136.50 364.50 646.50 2871.08
1969 541.00 483.50 390.50 245.50 81.00 38.00 13.50 0.00 a 19.00 207.70 a 356.90 a 535.00 2911.60
1970 453.00 367.50 331.00 344.50 96.00 41.50 0.50 0.00 31.03 a 216.48 a 336.00 565.00 2782.52
1971 567.00 431.50 362.00 326.38 a 179.50 59.00 1.50 1.00 51.00 281.00 460.00 661.00 3380.88
1972 653.00 363.00 206.00 243.50 149.50 29.50 9.00 2.50 55.50 175.50 433.50 677.50 2998.00
1973 638.00 379.50 502.50 254.50 83.50 43.50 0.00 z 14.00 24.50 152.50 429.00 527.00 3048.50
1974 511.00 464.50 368.00 271.50 175.67 a 24.50 8.00 4.00 12.50 113.50 398.50 576.00 2927.67
1975 564.50 405.00 430.00 400.50 130.50 42.50 14.50 7.00 0.50 198.00 417.50 569.50 3180.00
1976 559.00 425.00 380.00 323.00 96.00 60.50 0.00 c 10.50 11.38 a 97.65 a 309.50 589.50 2862.03
1977 569.50 358.50 492.50 238.50 222.17 a 28.50 5.50 0.00 39.50 91.50 339.50 371.00 2756.67
1978 435.03 a 376.44 a 248.50 305.50 104.00 16.03 a 7.00 5.50 29.50 80.00 422.50 682.50 2712.51
1979 583.00 458.37 a 355.00 235.18 b 92.50 7.24 a 11.00 0.50 7.50 90.50 350.00 503.00 2693.79
1980 391.50 308.00 391.50 221.00 170.50 47.50 3.50 17.00 23.50 127.00 341.50 465.50 2508.00
1981 413.50 308.50 335.32 a 202.50 80.50 0.00 2.00 0.00 10.50 202.00 307.50 472.00 2334.32
1982 617.00 337.00 410.00 259.00 100.00 73.50 6.00 4.00 30.00 108.50 431.00 559.50 2935.50
1983 501.00 345.00 326.50 325.50 101.00 17.00 7.50 0.00 5.50 35.00 325.00 440.00 2429.00
1984 479.50 406.00 252.50 256.00 32.00 24.00 0.00 0.00 2.50 180.50 399.50 608.00 2640.50
1985 592.00 410.00 439.00 101.00 116.50 37.50 0.00 3.50 68.00 171.50 418.50 545.50 2903.00
1986 382.00 312.00 228.00 220.00 102.00 11.00 11.50 2.00 124.50 113.00 317.50 540.50 2364.00
1987 632.00 388.50 363.50 113.50 104.00 16.50 22.50 16.50 9.50 48.00 381.50 610.50 2706.50
1988 554.00 400.50 275.00 187.50 129.00 46.50 1.50 13.00 26.00 77.50 349.00 587.00 2646.50
1989 580.00 447.00 237.50 134.00 108.00 24.50 1.00 5.00 25.00 107.50 314.00 559.50 2543.00
1990 536.50 527.00 309.00 136.50 175.00 11.50 7.00 2.00 5.50 72.00 409.00 770.00 2961.00
1991 546.00 286.50 464.00 227.00 160.00 72.00 3.50 8.00 6.00 113.00 326.00 590.00 2802.00
1992 592.50 332.00 310.00 93.50 30.50 28.50 1.00 1.00 4.00 79.50 358.50 628.00 2459.00
1993 539.00 429.50 227.00 205.50 89.00 30.50 16.00 1.00 31.50 94.00 419.00 570.00 2652.00
1994 530.50 469.00 309.00 218.50 112.12 a 12.50 14.98 a 0.50 15.50 176.50 563.50 611.00 3033.60
1995 470.50 309.50 351.50 277.50 185.50 62.00 12.00 0.00 14.00 101.50 235.00 447.50 2466.50
1996 490.50 338.50 311.50 188.50 99.00 34.50 0.00 11.50 43.50 209.50 353.50 494.50 2575.00
1997 465.50 418.50 300.00 225.00 18.00 24.00 8.00 8.00 15.00 186.00 303.50 610.50 2582.00
1998 463.50 422.50 367.00 342.00 262.00 78.00 1.00 2.50 65.50 223.50 433.50 687.50 3348.50
1999 541.00 464.50 468.50 378.00 159.00 90.00 26.00 12.00 31.50 84.00 347.50 589.00 3191.00
2000 514.00 422.50 391.50 197.00 81.50 17.00 36.00 2.00 21.50 213.50 525.50 496.50 2918.50
2001 625.50 525.50 310.50 342.00 29.50 14.00 16.50 3.50 18.00 102.50 319.50 586.50 2893.50
2002 651.00 439.50 461.50 273.50 184.50 39.50 13.00 17.00 29.50 233.00 334.00 535.50 3211.50
2003 422.00 454.50 345.00 388.50 136.50 46.00 0.00 z 0.50 4.50 34.00 475.00 547.00 2853.50
2004 572.00 503.00 182.00 223.00 114.00 9.50 10.50 0.00 z 55.50 200.00 480.00 587.50 2937.00
2005 526.50 386.00 325.00 317.00 117.50 72.00 0.00 6.50 54.00 160.50 0.00 z 484.50 2449.50
2006 552.00 407.50 556.50 0.00 z 72.00 17.50 0.00 10.50 34.00 208.50 348.50 590.50 2797.50
2007 676.00 423.50 256.00 210.00 75.00 17.50 4.00 4.50 55.50 167.00 300.50 652.00 2841.50
2008 605.50 457.50 349.50 264.50 152.50 12.50 3.00 0.00 13.50 95.50 280.00 599.50 2833.50
2009 516.00 442.50 369.50 300.00 43.00 59.00 0.00 1.50 8.00 160.50 403.00 591.00 2894.00
2010 472.00 411.50 393.50 332.50 191.00 22.50 28.50 21.50 25.50 144.50 411.00 478.50 2932.50
2011 505.00 502.50 407.50 249.00 198.50 82.00 9.00 8.50 14.00 117.50 410.00 629.00 3132.50
2012 545.00 432.00 422.50 241.50 86.00 32.50 18.00 2.50 3.00 110.05 a 337.50 532.50 2763.05
2013 619.00 481.50 253.00 17.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1353.50
Period of Record Statistics
MEAN 566.90 425.84 375.67 259.57 140.13 44.52 10.75 10.43 33.18 147.00 373.77 566.41 2930.40
S.D. 83.11 73.66 86.37 76.60 55.14 27.74 11.06 11.87 24.03 56.79 70.68 75.22 284.55
SKEW 0.41 -0.05 -0.03 0.19 0.22 0.83 1.41 2.19 0.94 0.38 0.37 -0.06 0.01
MAX 844.00 644.00 575.00 477.50 264.50 138.00 57.50 66.00 124.50 281.00 570.50 770.00 3515.50
MIN 382.00 212.00 176.50 93.50 18.00 0.00 0.00 0.00 0.00 34.00 197.50 371.00 2334.32
NO YRS 114 114 114 112 112 111 111 112 111 113 110 113 102