TAHOKA, TEXAS

Monthly Total Growing Degree Days

(418818)

Base Temperature = 50 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
1913 0.00 z 0.00 z 95.21 c 377.00 696.50 698.50 911.00 946.50 553.50 288.00 139.50 1.00 4706.71
1914 88.50 14.00 143.50 319.00 484.00 743.00 867.00 819.00 754.00 309.00 125.50 3.50 4670.00
1915 6.00 9.00 g 46.00 307.00 499.50 789.00 858.00 761.50 675.50 349.00 0.00 z 0.00 z 4291.50
1916 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 116.50 40.82 a 157.32
1917 19.00 94.50 177.50 328.00 526.00 843.00 1019.50 967.00 0.00 z 0.00 z 0.00 z 0.00 z 3974.50
1918 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
1919 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
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 0.00 z 0.00 z 0.00 z 0.00 z 528.00 774.50 0.00 z 0.00 z 806.40 e 331.24 d 54.60 e 0.00 2494.74
1931 6.50 29.00 70.00 230.00 493.00 877.50 744.50 g 669.00 h 865.50 498.50 163.50 9.00 3242.50
1932 10.50 113.00 140.00 387.50 548.00 800.50 945.00 862.00 509.50 292.43 a 80.50 28.62 e 4717.55
1933 4.00 27.50 197.50 192.50 i 602.00 850.00 1011.00 904.50 797.00 493.50 144.60 e 76.47 a 5108.07
1934 3.50 g 62.00 171.50 411.50 683.00 967.00 1059.00 996.00 711.00 537.50 0.00 z 24.50 5623.00
1935 78.00 43.00 261.00 387.00 493.50 720.00 922.00 944.50 515.00 447.00 54.50 0.00 4865.50
1936 12.50 40.50 169.00 0.00 z 618.50 882.00 937.00 985.00 627.00 314.50 39.50 25.50 4651.00
1937 1.50 0.00 z 0.00 z 0.00 z 0.00 z 815.50 964.00 953.50 0.00 z 407.00 116.50 23.50 3281.50
1938 31.00 108.37 a 214.50 340.00 614.00 588.50 g 0.00 z 0.00 z 0.00 z 475.00 162.50 27.00 1972.37
1939 14.00 4.00 176.00 333.50 584.50 867.60 e 911.00 849.00 736.00 434.00 69.50 83.00 5062.10
1940 1.00 36.50 180.00 338.50 596.50 683.50 928.00 807.50 676.50 427.50 79.50 24.00 4779.00
1941 8.50 30.50 47.00 283.50 545.00 693.50 852.00 873.50 662.00 423.00 120.50 28.00 4567.00
1942 29.50 42.00 119.00 366.50 607.50 839.00 711.00 g 863.50 607.50 0.00 z 258.00 45.00 3777.50
1943 60.00 56.50 173.60 a 521.50 556.00 822.00 927.00 1043.00 0.00 z 0.00 z 101.00 1.00 4261.60
1944 25.00 90.00 146.50 346.50 624.00 867.50 921.50 864.50 564.50 349.50 129.00 1.50 4930.00
1945 4.00 37.50 168.50 239.50 602.12 e 811.00 0.00 z 877.50 685.50 291.00 169.00 2.21 c 3887.83
1946 12.40 a 49.84 c 175.00 489.00 529.50 781.07 b 943.00 943.90 b 618.50 391.00 106.00 47.00 5086.21
1947 17.50 9.00 88.41 d 283.50 535.27 a 804.23 d 734.50 f 864.00 714.50 320.00 n 0.00 z 15.50 3331.90
1948 15.50 24.50 133.00 480.00 606.57 a 674.50 f 885.50 907.00 669.50 361.00 68.00 f 49.00 4131.57
1949 1.50 g 33.50 119.00 255.00 601.50 787.00 929.00 810.00 596.50 305.00 182.00 17.05 a 4635.55
1950 21.00 t 86.07 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 202.50 t 63.00 z 0.00 z 0.00 z 86.07
1951 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
1952 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
1953 0.00 z 0.00 z 0.00 z 0.00 z 693.92 e 1006.11 c 462.50 o 862.00 666.92 d 129.00 p 18.50 s 0.00 z 3228.96
1954 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 955.26 d 766.07 b 336.00 h 40.50 p 0.00 z 1721.33
1955 0.00 z 0.00 z 0.00 z 0.00 z 241.00 t 817.76 a 893.00 884.03 b 703.93 b 391.50 126.35 d 72.33 a 3888.90
1956 20.31 b 52.82 a 214.23 c 295.34 a 710.50 863.00 914.50 893.32 a 733.00 436.14 b 62.07 a 32.55 a 5227.78
1957 34.10 a 120.81 a 119.00 276.96 b 490.32 a 799.50 991.50 919.84 b 618.00 327.50 41.50 25.50 4764.54
1958 3.62 a 13.50 w 0.00 z 94.50 u 618.40 b 866.50 971.50 931.50 692.59 a 368.50 128.79 a 19.12 a 4600.51
1959 9.82 a 58.00 117.59 b 357.00 652.60 b 802.24 a 826.50 908.00 692.50 296.50 66.50 7.00 4794.25
1960 11.37 a 16.05 a 127.50 314.50 f 596.50 515.00 n 871.50 895.00 698.00 430.00 159.00 0.00 3804.92
1961 2.50 53.50 136.50 355.50 657.20 a 766.50 809.00 840.10 a 652.50 409.50 63.00 28.00 4773.80
1962 0.00 a 135.85 a 121.00 360.54 b 740.26 b 741.11 c 902.00 902.50 637.00 440.00 121.00 27.50 5128.76
1963 7.23 a 69.50 192.50 474.31 a 634.97 b 759.50 949.12 a 922.77 a 713.50 535.55 b 125.00 7.50 5391.44
1964 4.50 0.00 a 81.00 381.50 653.00 809.00 990.97 a 940.00 624.50 369.50 152.50 35.50 5041.97
1965 19.50 17.50 49.50 385.50 584.50 771.72 a 950.50 845.00 649.50 384.00 214.50 41.00 4912.72
1966 8.50 6.00 189.50 264.50 544.50 778.00 999.50 780.50 615.50 286.00 183.00 27.50 4683.00
1967 42.00 16.50 255.00 431.50 526.50 777.50 849.50 799.00 563.00 375.50 126.00 3.00 4765.00
1968 27.50 21.50 144.00 253.00 558.00 751.00 825.50 842.00 574.00 423.50 82.00 10.50 4512.50
1969 57.00 15.00 36.00 360.00 527.00 792.50 994.50 947.00 615.50 273.00 99.50 29.00 4746.00
1970 29.50 15.50 68.00 302.00 559.00 755.50 915.50 910.50 631.00 261.50 84.00 42.00 4574.00
1971 22.00 24.00 126.00 308.00 554.00 804.00 891.50 686.00 580.50 373.50 113.00 42.50 4525.00
1972 32.50 61.00 243.00 449.00 512.50 788.00 807.50 742.50 641.50 345.50 35.00 4.00 4662.00
1973 3.50 14.00 73.50 204.00 517.00 731.50 850.50 835.50 606.00 435.50 136.00 24.00 4431.00
1974 24.00 27.50 284.50 364.00 690.00 790.00 959.34 c 753.50 422.50 350.00 62.00 3.00 4730.34
1975 14.50 10.50 96.50 283.50 548.50 795.50 777.50 793.50 503.50 386.50 128.50 36.50 4375.00
1976 11.00 144.00 145.18 a 366.50 474.00 765.00 722.30 a 821.00 575.00 204.00 54.50 6.00 4288.48
1977 0.00 37.00 101.00 265.50 650.50 823.50 913.00 932.50 826.00 423.50 119.00 42.50 5134.00
1978 5.50 9.00 158.50 466.50 611.50 816.50 968.00 858.00 645.00 380.50 114.00 21.00 5054.00
1979 1.00 29.00 98.00 331.50 514.00 716.50 911.00 800.50 675.50 457.50 36.50 25.00 4596.00
1980 27.50 51.50 97.00 263.50 541.00 922.50 1035.50 935.00 683.50 357.00 123.50 49.00 5086.50
1981 6.50 61.00 64.00 396.00 548.18 a 833.00 940.50 813.00 651.00 344.00 124.00 31.50 4812.68
1982 21.00 60.50 151.50 280.50 533.50 689.50 915.50 918.50 697.00 363.50 125.00 11.50 4767.50
1983 1.00 10.00 117.50 239.00 538.00 431.00 k 945.00 976.00 760.50 460.50 126.00 4.00 4177.50
1984 0.50 25.00 92.50 256.00 643.00 830.50 898.50 870.50 579.50 275.00 86.50 35.00 4592.50
1985 0.00 34.00 163.00 418.00 658.00 753.75 b 925.00 969.00 647.00 288.50 83.00 4.50 4943.75
1986 22.00 124.50 201.00 455.00 627.00 737.50 941.00 857.50 645.50 327.50 65.00 6.00 5009.50
1987 14.50 42.00 58.50 287.00 569.50 756.50 867.50 885.00 600.50 395.00 127.50 37.50 4641.00
1988 2.00 39.00 138.98 a 297.00 570.00 822.00 882.50 907.00 643.00 375.00 165.50 1.50 4843.48
1989 12.50 32.50 251.00 444.00 680.00 727.50 923.00 846.00 556.00 449.50 137.50 4.00 5063.50
1990 13.00 49.50 141.50 325.00 557.50 974.00 813.50 806.00 674.50 329.00 186.50 10.00 4880.00
1991 0.00 40.50 149.00 354.50 688.00 776.50 836.00 794.00 519.50 389.50 33.00 7.00 4587.50
1992 0.00 40.00 162.00 337.50 477.50 704.00 880.00 738.50 626.00 390.50 89.50 18.00 4463.50
1993 2.00 10.50 101.00 281.00 549.50 789.00 944.50 882.50 583.50 304.50 35.00 12.00 4495.00
1994 8.50 18.00 159.00 310.00 543.00 921.00 952.00 872.00 627.50 370.50 104.50 28.00 4914.00
1995 18.50 69.00 160.50 270.50 528.50 753.00 939.00 873.00 594.00 340.00 106.50 44.50 4697.00
1996 10.50 114.50 114.00 314.00 803.50 848.50 928.50 825.50 572.50 338.50 106.50 45.50 5022.00
1997 36.50 21.50 161.00 181.00 510.50 695.00 883.50 857.00 694.00 366.00 61.00 5.50 4472.50
1998 17.00 18.00 136.00 261.50 763.00 960.00 1070.50 878.00 798.00 473.50 148.50 41.50 5565.50
1999 54.50 104.50 111.50 338.00 545.50 771.50 935.00 991.00 649.50 394.00 239.50 29.50 5164.00
2000 56.00 122.50 190.00 398.00 766.50 795.00 983.00 980.50 795.50 436.50 34.50 7.50 5565.50
2001 2.00 52.50 93.00 437.00 661.00 925.50 1094.50 959.00 704.00 394.50 219.50 34.00 5576.50
2002 38.00 29.50 119.50 432.00 641.50 870.00 913.50 976.00 704.50 389.00 80.00 31.50 5225.00
2003 20.50 57.50 169.00 421.00 670.00 764.00 972.50 959.50 615.50 494.50 178.00 39.00 5361.00
2004 16.00 27.50 250.00 349.50 722.00 872.50 930.50 854.50 640.00 447.50 84.00 44.50 5238.50
2005 79.00 55.50 111.00 361.50 613.00 912.00 959.00 868.50 790.00 431.00 199.00 55.50 5435.00
2006 92.00 60.50 246.50 527.00 784.00 923.50 1017.00 974.50 622.00 439.00 159.00 27.50 5872.50
2007 10.00 51.50 253.50 251.50 491.50 718.50 816.50 871.50 710.50 482.00 166.50 49.50 4873.00
2008 31.50 47.50 148.50 300.00 616.50 936.50 907.00 834.00 556.50 356.50 125.00 39.50 4899.00
2009 38.50 98.50 251.00 330.50 580.00 878.50 925.50 927.00 586.50 302.50 157.00 1.50 5077.00
2010 17.50 4.00 105.50 315.50 560.00 897.00 832.50 932.50 713.00 409.00 115.50 48.50 4950.50
2011 8.00 95.00 230.50 480.00 641.50 1051.50 1111.00 1125.00 701.50 433.00 118.00 3.50 5998.50
2012 21.50 45.00 314.00 516.50 728.00 916.50 969.00 959.50 686.00 306.50 h 0.00 z 0.00 z 5156.00
Period of Record Statistics
MEAN 19.93 48.04 148.74 346.52 596.84 814.32 922.81 885.94 653.70 382.28 116.30 24.92 4916.10
S.D. 20.94 34.97 60.66 78.93 78.01 78.17 70.34 73.85 80.45 67.46 49.91 19.15 356.23
SKEW 1.73 0.99 0.47 0.40 0.61 0.67 0.07 0.09 0.10 -0.01 0.41 0.63 0.84
MAX 92.00 144.00 314.00 527.00 803.50 1051.50 1111.00 1125.00 865.50 537.50 258.00 83.00 5998.50
MIN 0.00 0.00 36.00 181.00 474.00 683.50 722.30 686.00 422.50 204.00 33.00 0.00 4288.48
NO YRS 77 77 78 75 81 79 76 81 80 77 77 80 61