DIMMITT 2 N, TEXAS

Monthly Total Heating Degree Days

(412464)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1959 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
1960 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
1961 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
1962 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 7.50 0.00 0.00 21.00 167.50 485.00 715.00 1396.00
1963 999.00 614.50 441.00 148.50 49.00 11.00 0.00 0.00 7.00 56.50 457.00 911.50 3695.00
1964 849.40 a 890.50 560.00 227.50 46.00 7.00 0.00 0.00 69.50 196.50 571.50 824.00 4241.90
1965 741.00 800.50 824.17 b 242.50 67.00 13.50 0.00 0.00 73.00 239.50 402.00 715.00 4118.17
1966 1063.00 822.50 486.00 309.00 128.50 1.50 0.00 27.50 21.50 305.50 462.00 894.50 4521.50
1967 803.50 725.50 396.50 166.00 147.00 8.50 0.00 2.50 42.50 241.50 565.50 950.50 4049.50
1968 860.00 805.50 593.00 368.00 126.50 5.50 1.50 5.00 26.50 202.00 626.00 843.50 4463.00
1969 735.00 701.00 814.00 255.00 98.50 28.00 0.00 0.00 11.00 403.00 589.50 768.00 4403.00
1970 968.50 654.50 714.00 358.50 75.50 43.50 1.00 0.00 95.00 391.50 605.50 713.50 4621.00
1971 0.00 z 757.50 619.00 323.00 117.50 0.00 7.00 0.00 127.00 236.50 544.00 796.50 3528.00
1972 870.00 695.50 410.50 193.50 94.00 0.50 12.50 10.00 51.50 276.50 786.00 944.00 4344.50
1973 1011.50 763.00 0.00 z 487.50 138.00 2.50 2.00 0.00 74.00 195.50 484.50 818.50 3977.00
1974 879.00 664.00 365.00 251.00 50.50 3.50 0.00 3.50 151.50 231.50 577.50 886.50 4063.50
1975 67.00 z 838.00 648.00 363.00 106.00 18.00 0.00 0.00 135.50 248.00 596.50 802.50 3755.50
1976 909.50 538.50 565.00 212.50 173.50 9.50 1.00 0.50 62.00 456.50 757.50 901.50 4587.50
1977 1085.50 657.00 589.50 282.00 31.00 0.00 0.00 3.50 10.50 191.00 546.00 779.50 4175.50
1978 1097.50 947.00 570.00 181.50 144.15 a 12.00 0.00 2.50 53.00 231.00 586.50 971.85 a 4797.00
1979 1176.50 748.50 594.50 301.50 144.00 51.00 0.00 0.00 38.50 219.50 752.00 856.00 4882.00
1980 899.00 778.00 652.00 409.00 162.00 0.00 0.00 0.00 c 47.50 306.00 693.00 713.50 4660.00
1981 813.50 682.50 567.00 198.50 110.50 8.00 0.00 0.00 43.50 271.00 479.50 769.00 3943.00
1982 852.50 810.00 521.50 329.00 72.50 19.50 2.50 0.00 9.00 296.50 634.00 920.50 4467.50
1983 1023.50 757.50 607.50 459.00 147.50 47.00 0.00 z 0.00 32.00 232.00 556.00 1195.50 5057.50
1984 985.00 721.50 628.00 383.50 80.00 6.50 0.00 0.00 115.34 a 327.00 586.00 790.00 4622.84
1985 996.00 815.00 518.50 205.00 58.00 12.00 0.00 a 0.00 z 88.00 283.00 611.50 968.00 4555.00
1986 725.50 691.00 426.50 196.00 91.50 2.00 0.00 2.00 24.00 315.50 671.50 887.00 4032.50
1987 992.00 680.00 704.50 388.00 79.50 7.50 0.00 15.00 30.00 288.00 618.00 972.50 4775.00
1988 1034.00 785.50 618.97 a 359.50 126.00 9.50 0.00 6.00 38.00 227.50 561.50 897.50 4663.97
1989 809.50 855.00 489.50 248.00 87.50 37.00 0.00 a 0.50 130.00 255.50 612.50 1088.50 4613.50
1990 869.50 681.00 607.00 310.00 175.50 0.50 8.00 0.00 12.00 309.50 531.00 997.00 4501.00
1991 1041.00 623.50 540.50 260.50 64.50 1.50 2.50 0.00 127.00 270.00 773.00 866.50 4570.50
1992 909.00 641.00 501.00 251.00 128.00 18.00 0.00 7.00 52.50 209.00 775.00 954.50 4446.00
1993 962.00 793.00 594.50 327.00 100.50 3.50 0.00 0.00 53.50 325.00 744.50 841.50 4745.00
1994 920.00 767.50 538.50 318.50 118.00 0.00 z 0.00 2.50 34.50 263.50 588.50 749.00 4300.50
1995 846.00 608.50 602.00 359.50 149.50 8.50 0.00 3.00 100.00 263.00 538.00 839.00 4317.00
1996 929.00 671.00 678.00 311.00 29.50 0.50 0.00 0.00 75.50 288.50 596.00 822.50 4401.50
1997 971.50 802.00 496.00 507.00 138.00 5.00 0.00 4.00 48.00 300.00 667.50 972.00 4911.00
1998 780.50 687.50 685.50 407.50 48.50 23.50 0.00 0.50 7.50 189.50 506.50 830.00 4167.00
1999 771.00 588.50 622.50 349.00 152.50 9.00 2.50 0.00 86.00 264.00 438.50 897.00 4180.50
2000 785.50 563.00 528.50 293.50 94.50 14.50 0.00 0.00 69.50 239.00 787.00 1019.50 4394.50
2001 1005.50 663.50 675.50 237.00 95.50 0.00 0.00 0.00 23.00 239.00 484.50 806.00 4229.50
2002 858.00 781.00 692.50 258.00 82.00 3.00 0.00 0.50 22.50 331.00 666.50 921.50 4616.50
2003 811.00 770.00 525.00 255.00 60.50 12.00 0.00 4.00 57.50 169.00 559.50 814.50 4038.00
2004 831.00 833.50 422.00 324.50 81.00 0.50 14.00 0.00 44.00 244.00 688.00 856.50 4339.00
2005 808.00 649.00 663.50 347.00 158.50 6.50 1.50 4.00 9.00 251.00 543.00 893.50 4334.50
2006 734.00 725.00 539.00 198.00 57.00 0.00 0.00 0.00 77.50 286.50 543.50 929.00 4089.50
2007 1098.50 757.50 456.00 452.50 125.50 6.50 0.00 0.00 5.00 207.50 584.00 892.00 4585.00
2008 927.00 721.50 558.00 341.50 118.50 0.00 0.00 2.00 42.50 281.00 545.00 847.00 4384.00
2009 887.00 579.50 500.00 331.00 106.00 2.00 3.50 0.00 70.50 373.00 520.00 1057.00 4429.50
2010 950.50 908.50 608.00 289.00 150.50 0.00 0.00 15.00 4.00 196.50 603.50 763.00 4488.50
2011 950.00 857.50 455.50 204.50 151.50 0.00 0.00 0.00 30.00 248.00 591.00 1006.50 4494.50
2012 775.00 777.00 396.00 158.00 83.00 0.00 0.00 0.00 53.50 180.00 h 0.00 z 0.00 z 2242.50
Period of Record Statistics
MEAN 908.33 732.99 567.53 298.73 104.40 9.74 1.19 2.42 53.59 260.78 593.84 877.39 4404.74
S.D. 110.56 91.98 102.80 86.43 39.17 12.38 2.98 5.02 38.10 66.42 94.44 101.58 267.21
SKEW 0.27 0.02 0.22 0.35 -0.06 1.92 3.12 3.26 0.80 0.23 0.43 0.62 -0.33
MAX 1176.50 947.00 824.17 507.00 175.50 51.00 14.00 27.50 151.50 456.50 787.00 1195.50 4911.00
MIN 725.50 538.50 365.00 148.50 29.50 0.00 0.00 0.00 4.00 56.50 402.00 713.50 3695.00
NO YRS 48 50 49 50 50 50 50 50 51 50 50 50 43