HEREFORD, TEXAS

Monthly Total Heating Degree Days

(414098)

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
1905 788.00 i 1165.00 365.00 h 340.50 49.50 0.00 z 0.00 z 17.50 0.00 z 0.00 z 492.50 0.00 z 2065.00
1906 779.00 0.00 z 0.00 z 0.00 z 61.00 4.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 844.50
1907 0.00 z 0.00 z 278.50 290.50 138.00 12.50 0.00 0.00 104.50 214.50 0.00 z 532.50 q 1038.50
1908 762.00 0.00 z 0.00 z 262.50 94.50 0.00 0.00 0.00 63.50 321.50 636.50 806.50 2947.00
1909 737.50 643.50 627.00 315.52 a 132.00 5.00 0.00 0.00 56.50 252.00 464.50 1097.00 4330.52
1910 786.07 c 784.00 334.50 250.50 112.00 0.00 0.00 2.00 6.00 279.00 523.50 782.00 3859.57
1911 628.50 717.50 437.50 243.00 5.00 0.00 0.00 10.00 0.00 280.00 671.00 1110.00 4102.50
1912 1053.00 927.00 717.50 129.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2826.50
1913 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
1914 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
1915 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
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 0.00 z 0.00 z 0.00
1917 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
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 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
1931 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
1932 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
1933 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
1934 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
1935 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
1936 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 m 74.50 251.00 597.50 687.00 1610.00
1937 975.50 658.00 601.00 218.50 41.00 7.00 0.00 0.00 15.50 177.50 561.00 837.00 4092.00
1938 783.50 680.00 437.50 0.00 z 0.00 z 0.00 0.00 0.00 0.00 p 27.00 v 0.00 z 0.00 z 1901.00
1939 0.00 z 360.00 p 397.50 160.50 25.50 0.00 0.00 0.00 6.50 147.50 561.00 735.00 2033.50
1940 1066.50 678.50 437.50 284.50 0.00 z 0.00 z 0.00 z 0.00 11.50 91.50 556.50 627.50 3754.00
1941 674.50 616.50 637.00 246.50 98.50 3.50 0.00 0.00 40.50 186.00 538.50 718.00 3759.50
1942 819.50 675.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1494.50
1943 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 71.25 b 247.50 617.59 a 608.00 m 936.34
1944 883.00 690.50 599.00 359.50 76.50 0.00 0.00 f 0.50 0.00 z 231.50 580.50 887.00 4308.00
1945 0.00 z 632.00 481.50 391.50 53.73 a 2.00 0.00 1.00 56.00 242.50 497.00 833.50 3190.73
1946 962.60 b 628.50 435.00 115.86 a 101.50 16.00 0.00 1.00 41.00 168.50 526.00 0.00 z 2995.97
1947 0.00 z 0.00 z 292.00 l 356.50 89.50 4.00 0.00 m 0.00 17.00 107.50 717.00 494.00 k 1291.50
1948 966.88 b 809.00 697.00 139.00 68.00 0.00 0.00 0.00 45.00 243.50 672.50 746.50 4387.38
1949 1173.00 732.50 578.00 345.50 64.00 3.00 0.00 3.00 23.00 256.50 394.50 846.00 4419.00
1950 757.50 573.00 585.50 289.50 99.00 18.50 0.00 0.50 35.50 100.50 553.00 812.00 3824.50
1951 906.00 709.50 678.50 354.11 b 114.50 23.00 0.50 0.00 70.18 b 216.00 682.00 858.50 4612.79
1952 749.17 a 662.00 651.50 327.00 126.00 0.00 0.00 0.00 29.50 268.00 722.00 913.00 4448.17
1953 633.90 b 721.00 416.00 333.00 198.50 0.00 0.00 0.00 22.00 196.50 534.50 861.50 3916.90
1954 822.50 490.00 623.50 172.00 178.50 9.50 0.00 0.00 1.50 240.50 496.80 e 770.72 b 3805.52
1955 919.00 814.00 604.00 308.00 97.00 22.50 0.00 0.00 24.00 164.82 a 546.00 705.50 4204.82
1956 800.50 901.00 503.50 301.00 25.50 0.00 0.00 11.00 5.50 134.50 618.00 734.50 4035.00
1957 880.00 516.50 590.00 396.50 140.50 28.50 0.00 0.00 47.50 290.50 690.00 686.50 4266.50
1958 908.09 b 677.50 814.50 398.00 57.50 3.50 0.00 0.00 31.50 254.00 529.00 826.50 4500.09
1959 875.48 b 719.00 626.50 331.00 88.35 a 4.00 0.00 0.00 21.50 335.50 740.00 792.00 4533.33
1960 1043.50 926.00 712.50 208.50 107.50 4.00 9.00 4.00 35.50 236.50 580.00 950.50 4817.50
1961 964.00 690.00 565.50 334.50 63.50 9.00 3.00 0.00 72.50 202.00 711.00 875.00 4490.00
1962 1045.00 555.00 670.50 265.00 37.50 17.00 0.00 0.00 37.00 186.50 520.00 776.50 4110.00
1963 1039.50 683.00 501.50 174.00 68.00 15.50 0.00 0.00 10.50 62.50 491.50 971.50 4017.50
1964 865.50 951.00 643.00 244.00 56.50 20.00 0.00 0.00 78.50 130.00 h 430.00 j 836.50 3695.00
1965 770.00 809.00 849.00 248.50 70.00 14.00 0.00 0.00 71.00 241.00 401.00 721.00 4194.50
1966 1097.50 840.50 530.00 317.50 124.50 1.50 0.00 22.50 17.00 321.50 486.50 917.00 4676.00
1967 811.00 736.50 417.50 180.00 169.00 8.00 0.00 3.50 47.50 245.50 593.50 957.00 4169.00
1968 855.00 788.00 594.50 372.50 146.00 5.50 1.50 2.50 35.00 216.00 623.50 865.00 4505.00
1969 745.00 711.50 838.50 264.00 96.50 31.50 0.00 0.00 6.50 389.50 609.00 808.50 4500.50
1970 1004.50 644.00 745.00 401.00 94.50 44.00 2.50 0.00 97.00 411.00 615.50 741.00 4800.00
1971 860.50 789.50 638.00 355.50 132.00 0.00 6.00 0.00 130.00 247.00 553.50 830.50 4542.50
1972 860.50 706.50 421.00 234.50 94.00 1.50 11.50 0.50 54.50 267.00 817.50 955.00 4424.00
1973 1018.00 783.00 621.50 512.00 155.50 8.00 1.00 0.00 76.50 196.00 480.00 837.50 4689.00
1974 937.50 711.00 389.00 268.00 48.00 2.50 0.00 2.50 157.00 225.00 610.00 937.00 4287.50
1975 898.00 838.00 646.50 355.00 105.50 22.50 0.00 0.00 123.50 236.50 617.50 784.00 4627.00
1976 903.00 524.00 0.00 z 220.00 0.00 z 1.00 0.00 0.00 a 46.00 432.50 445.00 j 878.50 3005.00
1977 1095.52 c 680.00 559.50 271.00 12.50 0.00 0.00 3.50 7.00 185.50 549.31 a 775.50 4139.33
1978 1077.25 c 950.96 a 585.68 c 172.00 147.00 17.00 0.00 a 0.53 b 76.50 243.50 592.00 959.00 4821.43
1979 1196.00 740.00 595.50 264.50 132.00 43.50 0.00 0.00 45.00 214.93 a 753.50 834.50 4819.43
1980 901.67 b 762.50 609.00 363.46 d 165.50 0.00 0.00 0.00 49.50 294.00 646.00 669.08 a 4460.72
1981 784.50 618.00 553.00 163.50 96.50 5.00 0.00 0.00 32.00 256.00 466.00 757.00 3731.50
1982 880.00 807.50 550.00 317.00 75.50 12.50 2.50 0.00 15.50 277.50 616.00 908.50 4462.50
1983 988.00 767.00 593.50 457.50 143.00 48.00 0.00 0.00 44.50 198.00 499.50 1180.50 4919.50
1984 997.50 728.50 619.50 381.50 74.00 4.50 0.00 0.00 110.50 327.50 575.50 764.50 4583.50
1985 971.33 a 807.00 526.00 206.50 60.00 10.50 0.00 0.00 93.00 269.50 595.00 950.00 4488.83
1986 718.00 696.50 424.00 192.50 80.50 2.50 0.00 0.00 15.50 301.00 658.50 869.50 3958.50
1987 984.00 655.50 663.00 355.00 66.00 6.00 0.00 15.50 20.00 244.00 580.50 941.50 4531.00
1988 1033.50 773.50 616.00 349.50 106.00 6.00 0.00 6.50 26.50 190.50 527.50 866.50 4502.00
1989 777.00 843.50 451.00 224.00 81.00 36.50 0.00 0.00 104.00 205.00 553.50 1057.00 4332.50
1990 854.50 671.00 580.50 281.00 152.50 0.00 4.50 0.00 16.00 264.50 519.50 997.00 4341.00
1991 1007.00 573.00 490.50 229.00 59.00 0.00 3.00 0.00 99.50 234.50 746.50 835.00 4277.00
1992 882.00 598.00 457.50 206.00 111.50 16.00 0.00 3.50 37.00 181.50 741.50 935.00 4169.50
1993 969.00 780.00 550.50 301.50 90.00 6.50 0.00 0.00 39.50 309.00 724.00 814.00 4584.00
1994 893.50 752.00 530.50 307.00 100.00 0.00 0.00 0.00 27.50 236.00 566.00 722.50 4135.00
1995 819.50 590.50 561.00 339.50 140.00 5.00 0.00 0.00 92.50 228.50 506.00 801.00 4083.50
1996 906.00 655.50 653.00 279.50 21.50 0.00 0.00 0.00 63.50 263.50 564.50 824.00 4231.00
1997 953.00 773.00 467.00 477.00 94.50 0.50 0.00 2.50 48.50 280.00 667.00 971.00 4734.00
1998 778.00 657.50 661.00 353.00 26.50 16.50 0.00 0.00 9.00 184.00 490.50 826.50 4002.50
1999 753.00 558.50 580.50 311.50 129.00 5.00 1.00 0.00 79.50 242.50 414.50 860.00 3935.00
2000 769.00 529.77 a 507.00 256.00 76.00 13.00 0.00 0.00 58.00 230.00 768.50 1002.50 4209.77
2001 999.00 670.00 647.50 165.50 79.00 0.00 0.00 0.00 14.00 217.00 461.00 782.50 4035.50
2002 840.00 0.00 z 651.50 234.50 79.00 2.50 0.00 0.00 17.50 326.00 643.50 897.50 3692.00
2003 789.50 752.50 473.50 223.00 50.50 7.50 0.00 3.50 42.00 152.00 544.00 793.00 3831.00
2004 797.50 811.50 405.00 285.50 72.00 1.00 11.50 0.00 40.00 223.00 682.50 834.00 4163.50
2005 775.50 643.00 625.50 304.00 138.50 0.00 0.00 3.50 6.50 246.00 519.50 882.50 4144.50
2006 722.50 700.00 507.00 179.00 53.00 0.00 0.00 0.00 63.00 268.50 524.50 916.00 3933.50
2007 1076.50 750.50 425.00 404.50 95.50 6.50 0.00 0.00 5.50 189.50 567.50 873.00 4394.00
2008 939.00 702.50 546.00 320.50 104.50 0.00 0.00 1.00 28.50 275.50 518.50 832.00 4268.00
2009 867.50 553.50 475.00 323.00 99.50 0.50 0.00 0.00 61.50 347.50 511.00 1041.50 4280.50
2010 938.00 914.50 591.50 252.50 117.00 0.00 0.00 6.00 1.50 164.50 583.50 736.00 4305.00
2011 932.00 854.00 438.00 174.00 118.00 0.00 0.00 0.00 26.50 225.00 560.50 984.50 4312.50
2012 743.50 748.00 364.50 133.00 75.00 0.00 0.00 0.00 40.50 157.50 j 0.00 z 0.00 z 2104.50
Period of Record Statistics
MEAN 890.13 721.78 559.84 283.40 92.64 8.16 0.76 1.58 45.23 237.31 582.68 853.46 4304.08
S.D. 122.68 116.04 112.95 83.31 40.34 11.05 2.29 3.97 33.77 65.96 89.75 106.89 290.50
SKEW 0.19 0.73 0.08 0.16 0.17 1.88 3.63 3.48 0.95 0.20 0.40 0.57 0.02
MAX 1196.00 1165.00 849.00 512.00 198.50 48.00 11.50 22.50 157.00 432.50 817.50 1180.50 4919.50
MIN 628.50 490.00 278.50 115.86 5.00 0.00 0.00 0.00 0.00 62.50 394.50 627.50 3731.50
NO YRS 78 77 77 80 78 79 76 81 79 78 77 75 66