LOMPOC, CALIFORNIA

Monthly Total Heating Degree Days

(045064)

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
1950 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 52.38 b 103.50 60.00 139.50 159.00 261.00 775.38
1951 424.50 386.50 381.50 281.90 a 223.50 148.45 a 127.50 99.00 81.50 136.00 275.00 468.00 3033.34
1952 480.50 336.19 b 434.50 186.00 h 246.00 200.00 106.43 a 130.50 105.50 207.00 317.50 412.50 2976.62
1953 292.50 375.00 381.50 377.00 271.50 219.00 98.00 115.50 64.50 170.50 244.50 366.50 2976.00
1954 414.50 220.00 400.00 240.00 228.00 184.00 81.00 161.00 117.00 188.50 205.00 377.50 2816.50
1955 533.00 411.00 322.00 366.00 260.50 219.50 208.50 134.50 141.50 178.50 322.50 384.00 3481.50
1956 425.50 493.00 a 397.50 351.50 222.50 212.50 161.50 175.50 123.00 251.00 256.50 382.00 3452.00
1957 541.00 293.50 318.50 333.00 217.00 124.00 93.50 141.00 76.00 148.00 322.00 350.00 2957.50
1958 389.00 251.50 399.50 249.50 195.50 142.50 107.00 26.50 28.50 93.50 271.50 314.00 2468.50
1959 342.50 388.37 a 258.50 186.50 269.00 200.69 a 95.00 62.50 100.00 133.50 229.14 a 398.00 2663.70
1960 506.50 396.00 318.50 290.50 272.50 119.00 117.00 176.50 163.50 209.50 330.00 418.00 3317.50
1961 324.50 309.50 375.00 296.50 299.67 a 160.00 126.21 c 57.00 113.50 203.50 363.00 441.00 3069.38
1962 440.00 385.50 449.50 a 293.50 323.50 244.50 205.50 125.50 131.00 158.00 265.00 379.00 3400.50
1963 452.50 214.50 407.00 378.00 256.50 216.00 153.50 74.40 a 15.50 83.00 229.50 377.50 2857.90
1964 454.00 374.50 410.50 316.00 308.50 174.50 129.00 94.00 123.50 134.50 344.00 352.00 3215.00
1965 334.00 343.00 315.50 267.00 263.00 176.00 114.50 42.00 75.00 105.50 221.00 431.50 2688.00
1966 461.00 422.00 329.50 197.00 181.50 129.50 132.50 44.50 50.17 a 80.00 229.00 376.50 2633.17
1967 373.50 347.00 377.50 408.00 198.50 179.50 59.50 14.50 5.00 71.50 132.50 448.00 2615.00
1968 408.00 193.50 282.00 264.00 204.00 126.00 81.00 58.50 67.50 109.00 221.50 464.50 2479.50
1969 364.50 368.50 369.00 289.00 235.00 110.00 97.00 104.00 89.00 127.50 181.50 357.50 2692.50
1970 331.50 260.50 295.50 338.00 205.00 191.00 148.50 177.50 143.50 174.50 272.00 470.00 3007.50
1971 418.00 356.50 362.50 359.00 301.00 212.00 190.50 55.00 75.50 271.00 351.00 507.50 3459.50
1972 443.50 298.50 218.00 232.00 209.00 135.00 51.50 49.50 47.00 91.50 297.50 447.50 2520.50
1973 460.50 268.50 436.00 262.00 182.00 99.00 127.50 119.50 89.00 127.50 340.00 356.00 2867.50
1974 393.00 331.50 319.00 261.50 277.50 149.00 88.50 87.50 118.00 174.50 212.00 g 427.36 c 2627.36
1975 293.50 h 379.00 373.00 358.00 213.00 135.50 125.00 61.50 109.50 184.00 288.00 402.50 2629.00
1976 352.00 310.00 332.50 337.50 218.50 114.50 72.50 31.00 14.50 45.50 130.00 324.50 2283.00
1977 364.50 257.00 437.50 264.00 249.00 110.00 79.00 22.50 36.00 145.50 169.50 231.00 2365.50
1978 281.50 298.50 183.50 257.50 161.00 152.50 149.50 76.50 49.00 153.00 375.54 b 521.50 2659.54
1979 497.00 415.00 340.50 292.50 177.00 155.00 94.00 82.50 38.50 52.50 j 336.00 372.00 2800.00
1980 312.50 204.55 a 297.00 193.50 226.50 145.50 52.00 19.00 h 0.00 z 131.50 255.50 251.00 2069.55
1981 297.00 240.00 315.00 242.50 204.00 50.69 a 43.00 53.00 69.00 164.00 203.00 320.00 2201.19
1982 461.50 252.00 346.50 255.50 203.00 140.50 98.50 50.00 20.50 85.00 248.00 395.50 2556.50
1983 271.00 276.00 281.00 252.00 180.50 84.50 17.00 5.00 0.00 32.00 246.00 352.50 1997.50
1984 328.50 317.00 196.00 228.50 127.50 87.00 3.00 7.00 0.00 111.00 287.00 428.50 2121.00
1985 400.00 301.50 350.00 149.50 180.00 24.00 16.50 21.50 35.50 139.00 330.50 302.50 2250.50
1986 203.50 258.09 e 230.50 216.00 200.50 47.50 24.00 17.50 56.25 b 62.50 145.50 344.00 1805.84
1987 439.50 273.00 280.11 c 145.50 85.50 47.50 26.00 12.50 43.00 19.00 214.00 448.00 2033.61
1988 328.50 204.00 167.50 147.00 147.50 0.00 z 17.00 13.50 45.50 71.50 231.50 374.50 1748.00
1989 398.00 351.50 190.50 107.00 134.00 39.00 31.50 13.50 28.50 57.00 115.86 a 254.50 1720.86
1990 341.00 350.00 261.50 124.50 126.50 72.50 10.50 2.50 5.00 46.50 184.50 430.00 1955.00
1991 338.50 198.00 357.00 233.50 233.00 133.50 34.50 21.50 18.50 95.50 185.00 316.00 2164.50
1992 335.00 156.50 211.50 62.50 34.50 24.00 3.00 4.50 2.00 38.00 168.50 0.00 z 1040.00
1993 333.00 278.50 150.00 146.50 84.50 35.00 13.50 1.50 40.50 36.50 197.00 350.00 1666.50
1994 311.50 295.50 193.00 195.00 164.50 106.50 57.50 17.00 36.50 98.00 374.00 398.00 2247.00
1995 299.50 157.00 216.50 189.00 174.50 119.00 12.50 41.50 65.00 69.00 153.50 350.50 1847.50
1996 353.00 234.50 254.00 152.00 120.50 116.00 41.50 39.50 40.50 129.00 213.50 315.00 2009.00
1997 330.50 300.50 217.00 218.50 73.00 62.00 52.00 3.50 0.00 55.50 137.50 376.00 1826.00
1998 317.00 316.00 219.00 261.50 201.50 69.50 65.00 2.50 23.50 127.00 269.50 443.30 a 2315.30
1999 336.00 324.00 390.00 300.00 257.00 182.00 72.50 81.00 78.00 97.00 225.50 306.00 2649.00
2000 322.50 258.50 265.50 198.00 148.50 72.00 94.50 59.00 35.50 138.50 362.00 299.50 2254.00
2001 434.50 352.00 261.00 321.50 118.00 94.50 46.50 68.00 69.50 125.00 204.00 388.00 2482.50
2002 447.50 265.50 353.00 247.00 227.00 131.50 54.50 71.50 74.50 202.50 177.50 364.50 2616.50
2003 174.50 289.50 240.50 270.00 184.50 113.00 76.00 26.00 38.50 98.50 286.00 361.00 2158.00
2004 411.00 366.50 169.00 215.50 126.00 119.50 30.50 28.50 40.50 137.50 f 297.50 348.00 2152.50
2005 316.50 0.00 z 202.50 130.50 l 61.00 n 84.50 0.00 z 11.00 57.50 146.50 135.00 266.50 1220.00
2006 341.00 242.00 408.50 238.89 c 113.00 40.71 b 27.00 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1384.10
Period of Record Statistics
MEAN 376.10 304.48 308.02 252.92 198.99 126.93 81.20 61.38 61.37 123.53 245.94 374.58 2540.40
S.D. 76.14 71.41 81.95 74.94 63.17 56.41 51.86 49.94 41.43 56.24 71.59 63.89 494.15
SKEW -0.04 0.08 -0.16 -0.19 -0.34 0.02 0.51 0.79 0.50 0.32 0.07 -0.06 0.21
MAX 541.00 493.00 449.50 408.00 323.50 244.50 208.50 177.50 163.50 271.00 375.54 521.50 3481.50
MIN 174.50 156.50 150.00 62.50 34.50 24.00 3.00 1.50 0.00 19.00 115.86 231.00 1666.50
NO YRS 55 55 56 54 55 55 55 55 55 54 55 55 46