BIG SPRING, TEXAS

Monthly Total Cooling Degree Days

(410786)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201012
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 0.00 13.78 d 213.00 312.50 537.50 525.50 552.00 302.00 64.50 0.00 0.00 2520.78
1949 0.00 0.00 11.50 40.50 250.50 428.00 575.00 472.50 298.00 98.50 2.50 1.00 2178.00
1950 2.50 3.00 14.50 109.00 245.50 423.50 479.00 476.00 269.00 179.00 16.00 0.00 2217.00
1951 0.00 2.00 13.00 75.00 294.50 507.50 624.00 599.50 369.50 159.50 2.00 6.00 2652.50
1952 1.50 0.00 8.50 53.00 275.50 563.00 550.50 715.00 318.50 86.00 15.50 0.00 2587.00
1953 0.00 0.00 42.50 59.00 315.50 657.41 a 622.50 546.50 403.50 118.50 0.00 g 0.00 2765.41
1954 0.00 5.00 34.50 181.50 149.83 a 452.00 611.00 579.00 421.50 147.77 a 1.00 2.07 a 2585.17
1955 0.00 a 1.00 59.00 172.50 275.50 452.50 524.00 487.00 345.00 135.00 17.50 2.00 2471.00
1956 0.00 3.62 a 39.27 a 88.27 d 372.00 579.31 a 588.00 566.00 392.00 161.00 0.00 2.00 2791.47
1957 0.00 c 4.15 a 2.50 74.00 162.50 370.50 618.00 568.16 b 262.50 b 77.50 1.55 a 0.00 2141.36
1958 0.00 0.00 a 0.00 a 46.11 c 270.50 0.00 z 608.50 563.88 b 329.00 73.50 3.00 0.00 1894.49
1959 0.00 e 0.00 9.96 c 114.64 b 152.00 n 338.50 i 432.00 391.00 i 377.00 63.50 2.50 0.00 999.61
1960 0.00 d 0.00 d 5.50 100.00 c 251.50 372.50 i 516.27 e 557.00 369.50 159.50 6.00 0.00 1965.27
1961 0.00 0.00 6.00 l 116.50 287.50 375.00 414.22 b 433.00 281.00 96.00 0.00 0.00 2003.22
1962 0.00 a 16.80 c 15.50 e 91.00 413.16 b 316.50 j 551.00 590.00 273.62 a 160.50 0.50 0.00 2112.08
1963 0.00 0.00 b 41.69 b 201.72 a 313.88 c 358.00 g 618.45 a 571.50 86.50 y 0.00 z 0.00 z 0.00 z 1747.24
1964 0.00 z 0.00 z 0.00 z 0.00 z 236.50 g 475.50 622.50 584.50 314.50 77.00 22.50 0.00 2096.50
1965 2.00 0.00 0.00 121.00 h 229.00 422.00 574.00 480.00 351.00 94.00 27.50 0.00 2179.50
1966 0.00 0.00 43.00 68.50 251.00 414.50 622.50 406.50 272.00 75.50 25.00 3.50 2182.00
1967 0.00 0.00 106.00 206.50 291.00 484.50 539.00 461.50 220.50 124.00 3.50 0.00 2436.50
1968 0.00 0.00 11.50 48.50 263.00 427.50 486.50 513.00 286.00 176.50 10.50 0.00 2223.00
1969 0.00 0.00 0.50 90.00 216.00 470.00 688.00 582.50 306.00 113.50 6.00 0.00 2472.50
1970 0.00 0.00 1.00 113.50 244.00 430.00 596.00 572.00 345.52 a 74.06 d 4.50 2.50 2383.07
1971 0.00 0.00 19.50 78.00 199.00 437.00 534.50 315.00 274.50 51.00 3.50 0.00 1912.00
1972 0.00 0.00 35.00 159.50 186.50 418.50 455.50 393.50 307.50 126.00 0.00 0.00 2082.00
1973 0.00 0.00 0.00 23.00 197.00 344.50 463.50 487.00 233.50 100.00 10.50 0.00 1859.00
1974 0.00 0.00 46.50 74.00 321.50 416.00 534.00 388.00 100.00 0.00 z 4.00 0.00 1884.00
1975 0.00 0.00 6.50 58.50 153.00 407.50 393.50 439.00 176.90 a 96.00 6.50 0.00 1737.40
1976 0.00 8.50 27.00 53.00 119.00 408.00 344.62 a 470.50 224.00 12.40 a 0.00 0.00 c 1667.02
1977 0.00 c 1.56 a 0.00 z 18.00 276.00 451.50 523.00 569.50 475.50 85.00 5.00 c 0.00 a 2405.06
1978 0.00 a 0.00 a 0.00 z 201.50 319.50 448.45 a 621.00 490.00 294.00 40.50 l 0.00 p 0.53 b 2374.98
1979 0.00 0.00 5.00 96.60 e 238.59 c 408.50 550.00 445.50 313.00 187.50 1.20 e 0.00 2245.89
1980 0.00 f 1.50 3.50 66.00 232.00 532.50 b 706.00 551.91 c 338.50 86.50 13.50 0.00 c 2531.91
1981 0.00 a 0.00 0.00 a 120.00 196.91 d 410.50 581.00 484.50 294.50 f 83.50 2.07 a 0.00 b 1878.48
1982 0.00 0.00 29.00 64.50 225.50 324.83 a 0.00 z 580.00 375.50 110.00 11.00 0.00 a 1720.33
1983 0.00 l 0.00 2.50 67.00 224.50 366.00 562.50 0.00 z 390.00 138.00 7.00 0.00 1757.50
1984 0.00 z 0.00 z 12.50 64.50 298.00 489.00 542.50 430.00 g 318.00 42.00 12.00 0.00 1778.50
1985 0.00 0.00 22.50 101.00 299.00 349.50 504.50 606.50 327.50 68.00 13.50 0.00 2292.00
1986 0.00 z 19.00 j 19.50 179.00 277.00 371.50 575.00 470.50 335.50 67.54 c 0.54 b 0.00 2296.07
1987 0.00 0.00 0.00 b 66.00 184.00 343.50 487.50 559.55 a 244.00 94.50 12.50 0.00 b 1991.55
1988 0.00 0.00 21.59 c 63.50 194.50 426.50 500.00 509.00 314.50 64.50 15.00 0.00 2109.09
1989 0.00 0.00 40.50 169.00 335.00 350.50 550.00 390.00 k 271.50 142.00 5.00 0.00 1863.50
1990 0.00 0.50 18.50 78.00 279.50 628.00 426.00 446.50 323.50 62.00 20.50 0.00 2283.00
1991 0.00 0.00 19.00 89.50 338.50 425.50 489.50 426.00 219.00 125.00 0.00 0.00 2132.00
1992 0.00 0.00 8.50 92.50 138.50 358.00 529.50 409.00 324.50 114.50 0.00 z 0.00 1975.00
1993 0.00 0.00 5.50 78.00 205.00 435.50 618.50 593.00 252.50 118.00 0.00 0.00 2306.00
1994 0.00 0.00 33.50 99.50 210.00 563.50 620.00 556.00 289.00 146.50 15.50 0.00 2533.50
1995 0.00 0.00 30.50 78.50 153.50 344.50 482.50 526.00 314.00 123.00 5.00 0.00 2057.50
1996 0.00 23.00 12.50 0.00 z 487.00 522.00 611.50 488.00 0.00 z 100.00 12.00 1.00 2257.00
1997 4.00 0.00 13.00 26.50 180.50 349.00 587.50 549.00 410.50 157.00 4.00 0.00 2281.00
1998 0.00 0.50 32.50 59.00 450.00 619.50 726.00 524.00 454.50 182.50 8.50 0.00 3057.00
1999 0.00 9.00 5.00 115.00 243.00 430.00 587.97 a 640.31 b 353.79 a 111.50 16.03 a 0.00 2511.60
2000 0.00 6.50 27.00 127.76 a 431.50 396.00 0.00 z 636.03 b 450.00 136.50 2.59 a 0.00 b 2213.88
2001 0.00 0.00 2.50 109.50 336.50 561.00 711.97 a 574.50 336.00 112.00 0.00 z 0.00 a 2743.97
2002 0.00 0.50 21.50 167.50 308.00 487.50 527.50 0.00 z 348.50 86.50 0.00 z 0.00 1947.50
2003 0.00 0.00 21.50 125.50 339.50 396.00 592.00 600.00 0.00 z 0.00 z 32.00 0.00 2106.50
2004 0.00 0.00 54.00 69.50 356.00 472.50 519.50 450.00 285.50 76.50 0.00 0.00 2283.50
2005 0.00 0.00 0.00 53.50 245.00 501.00 544.50 447.00 435.50 111.00 28.00 0.00 2365.50
2006 2.50 0.00 30.00 173.00 370.00 0.00 z 483.00 f 0.00 z 0.00 z 0.00 z 9.00 0.00 584.50
2007 0.00 0.00 21.18 a 49.00 0.00 z 355.50 421.50 486.50 359.50 204.50 16.50 0.00 1914.18
2008 0.00 0.00 27.50 102.00 312.00 575.50 526.00 462.50 211.00 96.50 8.00 0.00 2321.00
2009 0.00 0.00 z 45.00 91.00 255.50 489.50 559.50 579.00 254.50 83.50 3.50 0.00 2361.00
2010 0.00 0.00 10.00 61.00 229.00 585.50 475.00 609.00 356.00 93.50 8.50 0.00 2427.50
2011 0.00 7.00 b 64.00 203.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 274.00
Period of Record Statistics
MEAN 0.21 1.57 21.12 98.92 267.16 450.35 549.52 519.99 317.22 108.79 8.42 0.33 2294.18
S.D. 0.74 4.08 19.78 50.18 77.08 81.06 77.34 75.22 70.17 39.90 8.11 1.01 284.60
SKEW 3.62 3.59 1.62 0.80 0.53 0.65 -0.13 -0.18 -0.21 0.31 1.06 3.81 0.12
MAX 4.00 23.00 106.00 213.00 487.00 657.41 726.00 715.00 475.50 204.50 32.00 6.00 3057.00
MIN 0.00 0.00 0.00 18.00 119.00 324.83 344.62 315.00 100.00 12.40 0.00 0.00 1667.02
NO YRS 59 60 60 61 60 57 60 57 58 58 57 62 35