PASO ROBLES FAA ARPT, CALIFORNIA

Monthly Total Heating Degree Days

(046742)

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 32.00 3.50 54.00 130.50 413.50 683.50 1317.00
1949 823.00 561.00 458.50 182.50 157.00 38.50 11.48 d 25.00 20.40 e 193.00 197.00 609.00 3276.38
1950 682.50 389.50 380.50 205.00 185.50 79.50 5.00 7.50 43.50 111.00 207.00 439.50 2736.00
1951 576.00 480.50 410.50 310.50 155.50 75.00 d 17.50 8.50 20.69 a 130.50 350.77 d 634.50 3170.46
1952 620.00 457.00 506.33 d 268.50 84.22 a 81.00 0.00 0.00 17.50 49.50 416.50 562.00 3062.55
1953 455.00 483.00 450.00 280.50 196.00 64.00 0.00 5.00 12.00 157.50 360.50 589.50 3053.00
1954 597.50 372.00 473.50 172.00 63.00 38.00 f 0.00 a 14.50 18.00 158.50 346.00 581.00 2796.00
1955 714.50 517.50 403.00 383.00 163.50 48.00 4.00 0.00 38.50 105.00 426.00 472.00 3275.00
1956 524.50 581.50 411.00 287.00 141.50 17.00 22.00 10.50 3.00 185.50 359.50 589.00 3132.00
1957 685.50 347.00 368.00 247.00 162.00 3.00 5.50 6.50 2.50 154.50 439.00 573.00 2993.50
1958 551.50 325.50 493.50 237.00 57.50 7.50 0.00 0.00 7.00 57.00 352.50 444.00 2533.00
1959 472.50 477.00 275.00 119.00 133.50 2.50 0.00 8.00 25.00 86.50 325.50 565.50 2490.00
1960 614.00 463.50 316.00 233.79 a 107.00 7.50 0.00 0.00 d 22.50 153.00 439.00 618.00 2974.29
1961 560.00 407.56 a 403.50 189.50 144.50 7.00 0.00 a 0.00 27.50 185.00 440.00 613.00 2977.56
1962 639.50 460.50 479.50 163.50 165.00 42.50 2.00 4.00 13.00 115.50 355.00 499.50 2939.50
1963 645.00 239.00 436.50 385.00 141.50 44.50 1.00 5.50 6.00 94.50 404.00 605.00 3007.50
1964 631.50 516.00 489.00 298.00 186.00 26.00 0.50 14.50 38.50 72.00 435.00 486.00 3193.00
1965 532.50 449.50 394.00 253.00 124.50 91.00 1.50 0.00 53.00 59.00 337.00 643.50 2938.50
1966 656.00 529.00 342.00 124.50 73.00 9.50 2.00 0.50 17.50 80.50 307.00 523.00 2664.50
1967 517.50 404.00 392.00 467.50 112.50 55.50 0.00 0.00 0.00 52.50 258.00 646.00 2905.50
1968 584.00 281.00 342.00 204.50 117.50 15.50 0.00 1.50 25.50 92.50 363.50 648.00 2675.50
1969 540.50 495.50 401.50 273.50 87.00 27.50 7.50 0.00 5.50 219.50 329.50 557.00 2944.50
1970 473.00 386.50 333.50 357.50 83.50 25.00 0.00 0.00 20.00 152.50 287.50 591.00 2710.00
1971 639.00 506.00 440.50 370.00 200.50 39.50 0.00 0.00 50.00 301.00 489.50 711.00 3747.00
1972 705.00 399.50 266.50 292.50 143.00 18.50 3.50 7.50 51.50 173.50 439.00 708.00 3208.00
1973 670.00 413.00 522.50 259.50 85.00 25.50 2.50 11.00 26.50 163.00 422.00 544.00 3144.50
1974 541.00 487.50 400.50 309.00 158.50 16.00 6.50 2.50 14.00 116.00 395.50 617.50 3064.50
1975 592.00 450.00 493.50 446.00 136.00 34.50 9.50 9.00 0.00 227.50 418.00 567.50 3383.50
1976 548.50 419.00 391.50 285.50 53.00 14.50 0.00 5.00 26.50 147.50 344.50 620.00 2855.50
1977 589.00 384.00 529.50 221.00 216.50 27.00 2.00 0.00 43.00 104.50 332.00 387.50 2836.00
1978 424.50 378.50 262.00 333.00 96.00 17.50 1.50 1.00 33.00 71.50 450.00 690.00 2758.50
1979 612.50 509.00 413.50 306.00 105.00 7.50 15.50 0.00 0.50 79.00 408.00 533.00 2989.50
1980 442.00 355.00 434.00 245.50 184.50 51.00 1.50 20.00 23.00 192.41 b 416.50 477.50 2842.91
1981 443.00 368.00 403.50 246.50 105.00 2.00 0.00 0.00 16.50 226.00 340.50 520.50 2671.50
1982 660.50 398.50 440.00 272.00 97.00 34.50 0.00 2.00 22.00 97.50 426.50 564.00 3014.50
1983 511.00 354.50 344.00 354.50 107.50 9.50 3.00 0.00 b 11.00 44.00 350.00 504.50 2593.50
1984 551.00 469.00 322.00 283.00 42.00 13.00 0.00 0.00 7.00 199.50 436.55 a 608.50 2931.55
1985 622.50 439.50 476.50 128.00 135.50 21.00 0.00 9.00 64.50 188.50 452.00 546.50 3083.50
1986 415.00 337.00 268.00 272.00 108.50 0.00 9.00 0.00 102.00 122.00 325.50 539.50 2498.50
1987 652.00 440.50 401.50 141.50 107.00 9.00 13.50 13.00 1.00 50.50 415.00 645.00 2889.50
1988 602.50 436.50 352.50 226.50 136.50 50.00 0.00 9.50 25.00 81.00 370.50 586.50 2877.00
1989 619.50 488.00 275.00 151.50 107.50 30.00 6.50 12.50 29.00 130.00 337.00 584.00 2770.50
1990 578.50 515.50 356.50 130.00 158.50 20.50 3.50 8.00 0.00 58.50 386.50 751.50 2967.50
1991 543.00 256.50 471.00 259.00 166.50 46.00 1.50 6.50 10.50 114.00 324.00 567.00 2765.50
1992 551.00 316.00 325.50 117.00 23.50 27.00 0.00 0.00 3.00 67.00 358.00 606.00 2394.00
1993 539.00 418.50 235.50 196.50 86.50 27.00 4.00 3.00 20.00 56.00 388.00 543.50 2517.50
1994 502.50 447.50 284.00 169.00 97.00 4.00 5.50 0.00 10.50 181.50 558.00 611.50 2871.00
1995 445.00 316.00 344.00 293.00 181.00 52.50 0.50 0.00 15.50 88.50 223.50 460.50 2420.00
1996 500.00 334.50 297.50 173.50 62.50 18.50 0.00 2.50 20.50 183.00 335.00 457.50 2385.00
1997 452.00 403.50 272.50 174.00 5.50 10.00 6.00 3.62 a 2.00 134.50 279.00 578.50 2321.12
1998 462.00 426.00 355.00 304.00 214.50 52.00 0.00 0.00 39.50 165.50 396.00 671.00 3085.50
1999 517.00 436.50 453.50 323.00 148.00 53.00 5.50 3.50 12.50 41.50 266.50 527.00 2787.50
2000 433.50 367.00 366.00 142.00 61.50 3.00 2.00 0.00 3.00 147.00 454.50 458.50 2438.00
2001 615.00 505.00 277.00 330.00 26.50 3.50 9.50 0.00 8.50 91.50 307.00 552.00 2725.50
2002 653.50 405.00 452.00 255.50 112.50 13.00 3.50 3.00 26.50 208.00 311.00 528.00 2971.50
2003 425.00 466.50 335.00 367.00 114.50 37.50 0.00 0.00 0.00 58.50 460.00 528.00 2792.00
2004 559.00 492.50 189.50 187.50 77.50 15.00 4.00 0.00 45.50 171.00 471.50 553.00 2766.00
2005 501.50 353.50 323.50 307.50 81.50 49.00 0.00 3.00 30.50 133.50 279.50 469.00 2532.00
2006 512.00 402.00 540.00 304.00 65.50 10.50 0.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1834.00
Period of Record Statistics
MEAN 564.24 422.73 384.04 255.49 118.08 28.60 4.00 4.31 22.16 127.76 370.96 568.79 2867.00
S.D. 86.63 73.64 81.75 82.39 49.06 22.40 6.10 5.55 19.30 57.54 71.63 74.63 278.08
SKEW 0.30 -0.27 -0.12 0.24 -0.04 0.89 2.49 1.57 1.51 0.48 -0.22 0.02 0.28
MAX 823.00 581.50 540.00 467.50 216.50 91.00 32.00 25.00 102.00 301.00 558.00 751.50 3747.00
MIN 415.00 239.00 189.50 117.00 5.50 0.00 0.00 0.00 0.00 41.50 197.00 387.50 2321.12
NO YRS 58 58 58 58 58 57 58 58 58 58 58 58 56