OLTON, TEXAS

Monthly Total Growing Degree Days

(416644)

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
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 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1937 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
1938 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
1939 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
1940 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
1941 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
1942 0.00 z 0.00 z 0.00 z 0.00 z 526.43 d 741.50 813.50 761.00 436.50 g 275.79 b 166.00 14.50 3298.72
1943 23.50 24.50 102.00 396.50 460.00 777.50 835.50 950.00 636.50 257.00 21.21 a 0.00 z 4484.21
1944 5.50 13.00 9.50 102.50 514.00 778.00 862.00 832.50 520.00 284.00 88.00 0.00 4009.00
1945 0.00 13.50 59.00 115.00 585.50 724.50 854.00 847.00 0.00 z 0.00 z 0.00 z 0.00 z 3198.50
1946 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
1947 0.00 z 0.00 z 42.48 d 218.00 0.00 z 0.00 z 342.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 260.48
1948 1.50 h 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
1949 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
1950 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
1951 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 409.50 q 965.65 a 937.50 430.50 j 0.00 z 0.00 z 0.00 z 1903.15
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 32.00 l 1.00 l 0.00
1953 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
1954 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
1955 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
1956 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
1957 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
1958 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1963 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
1964 2.50 0.00 41.33 a 280.00 571.50 721.00 903.13 a 812.72 a 535.86 a 325.00 91.50 26.50 4311.05
1965 25.00 14.50 9.50 308.50 536.50 690.54 b 870.00 756.40 a 553.00 278.00 133.50 23.50 4198.94
1966 0.00 0.00 118.50 191.50 485.00 698.50 932.00 686.00 536.50 218.00 115.50 14.50 3996.00
1967 14.47 a 8.50 195.50 367.50 442.00 698.00 762.50 712.00 491.00 315.50 55.00 0.00 4061.97
1968 15.50 5.50 91.50 169.50 428.50 719.50 767.50 756.00 498.50 332.50 47.50 0.00 3832.00
1969 21.00 6.74 a 17.00 253.50 489.00 668.50 933.00 851.00 539.00 218.50 63.00 e 2.00 4062.24
1970 9.00 11.50 27.68 c 231.92 d 538.76 b 693.00 843.50 825.50 544.00 202.00 44.00 24.00 3994.86
1971 3.50 7.00 46.00 209.00 459.12 b 745.00 799.50 653.00 544.50 284.00 79.29 b 18.00 3847.91
1972 8.04 d 42.50 210.00 381.00 469.50 731.00 767.50 703.00 584.44 c 336.00 4.50 f 0.00 z 4232.98
1973 0.00 7.00 64.21 c 144.00 0.00 z 737.50 836.00 806.50 0.00 z 0.00 z 0.00 z 0.00 z 2595.21
1974 0.00 z 9.00 f 141.50 g 255.00 a 598.09 b 727.76 a 836.50 651.50 315.52 a 250.50 35.69 a 1.00 3671.55
1975 9.30 a 6.00 46.00 174.83 a 429.87 a 715.71 b 699.50 719.00 431.00 275.38 a 0.00 z 4.02 d 3510.61
1976 2.00 64.44 b 87.66 b 294.00 e 369.50 0.00 z 658.23 a 724.76 b 496.55 a 114.46 e 18.62 a 2.21 c 2832.44
1977 0.00 b 15.62 b 46.50 b 216.43 b 549.14 c 767.14 b 795.50 789.00 646.00 302.25 a 53.00 23.50 4204.08
1978 0.52 a 1.04 a 80.17 b 375.54 b 526.00 763.50 878.00 721.00 526.50 274.35 a 55.50 9.82 a 4211.93
1979 0.00 19.00 41.85 a 238.00 431.50 645.00 820.50 659.50 550.50 337.26 b 11.38 a 2.87 d 3757.36
1980 11.50 19.50 31.00 0.00 z 436.07 a 845.50 883.50 792.50 585.50 245.50 104.40 e 20.67 a 3975.63
1981 5.00 f 34.00 0.00 z 326.38 a 464.50 759.31 a 814.00 303.50 q 525.00 263.50 75.00 15.50 3277.19
1982 1.55 a 23.00 73.00 180.52 a 456.50 588.50 836.50 808.00 604.50 203.50 46.00 5.50 3827.07
1983 0.00 0.00 41.50 142.76 a 366.66 b 580.86 a 855.37 d 660.00 g 638.89 c 298.50 101.38 a 0.00 3025.91
1984 0.50 9.00 9.00 l 144.00 507.50 690.00 760.50 736.00 447.50 175.50 42.00 9.00 3521.50
1985 0.00 15.00 99.20 a 316.50 401.50 i 481.50 h 796.00 544.50 j 567.86 b 237.50 5.00 o 0.00 t 2032.06
1986 0.00 z 0.00 z 0.00 z 332.50 473.50 668.50 887.50 753.50 543.50 207.50 38.00 0.00 3904.50
1987 3.50 13.50 25.00 202.50 469.50 685.50 832.50 763.50 505.00 270.50 85.50 22.00 3878.50
1988 0.00 12.00 81.50 182.50 441.50 694.50 775.50 805.50 527.00 271.00 101.00 0.00 3892.00
1989 4.00 23.50 187.00 346.00 568.00 589.00 831.50 761.50 462.50 331.00 66.50 1.50 4172.00
1990 9.00 22.50 86.00 229.50 454.00 912.00 782.00 746.00 600.50 246.00 108.00 2.00 4197.50
1991 0.00 11.00 97.50 275.50 594.00 733.00 801.00 776.50 465.00 316.00 16.50 6.00 4092.00
1992 0.00 5.50 79.00 262.00 418.50 595.50 807.00 716.00 545.00 326.50 46.00 10.00 3811.00
1993 0.00 9.00 71.50 219.00 480.00 481.50 k 877.50 804.00 531.00 255.50 9.00 8.50 i 3256.50
1994 6.50 18.00 127.50 249.50 484.00 859.50 860.50 786.00 593.50 293.00 76.50 10.00 4364.50
1995 19.50 49.00 123.50 216.00 426.00 698.50 614.00 i 827.00 538.50 277.50 71.00 32.00 3278.50
1996 7.50 75.00 75.50 243.00 705.50 772.00 848.00 774.50 509.50 302.00 86.00 26.50 4425.00
1997 25.00 11.50 113.50 140.00 444.00 658.50 879.88 a 801.00 660.50 296.00 38.50 3.50 4071.88
1998 1.50 10.50 97.00 167.50 646.50 820.00 960.00 774.50 717.00 376.50 70.00 20.00 4661.00
1999 22.00 50.00 55.50 159.00 g 419.50 702.32 b 847.50 865.00 520.00 283.00 145.00 2.50 3912.32
2000 23.00 58.00 97.50 270.54 b 618.34 c 543.50 g 723.50 f 865.00 658.00 352.00 14.42 d 0.00 2956.80
2001 0.00 16.07 a 30.47 b 335.69 a 516.00 796.20 e 963.00 819.50 581.25 b 284.00 152.22 c 10.50 4504.90
2002 12.50 13.50 66.50 310.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 403.00
2003 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
2004 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 809.00 742.50 551.00 295.50 26.00 3.50 2427.50
2005 23.50 26.00 35.50 228.50 504.00 779.50 820.50 764.00 674.00 295.50 114.00 14.50 4279.50
2006 21.50 18.00 109.00 g 347.00 634.00 807.00 900.00 809.50 446.00 259.50 76.00 7.00 4325.50
2007 0.50 14.00 143.00 110.00 f 321.00 f 641.50 749.00 553.50 j 361.50 l 288.00 f 67.00 j 3.50 m 1548.00
2008 4.00 j 11.00 j 58.50 k 151.50 f 331.50 k 582.00 h 542.50 i 536.00 i 359.50 g 166.50 i 40.50 l 10.00 k 0.00
2009 11.00 n 40.50 k 100.00 g 206.00 g 469.50 737.50 0.00 z 809.00 490.00 229.00 88.50 0.00 2823.50
2010 7.00 0.00 55.00 234.00 434.50 826.00 759.50 822.50 660.50 315.50 57.00 23.00 4194.50
2011 3.50 51.50 121.50 342.50 518.50 915.50 979.00 993.50 584.50 315.00 65.50 0.00 4890.50
2012 5.50 13.00 227.50 398.00 588.00 821.00 881.50 857.50 584.50 239.00 h 0.00 z 0.00 z 4376.50
Period of Record Statistics
MEAN 7.75 19.17 81.32 251.40 498.88 731.56 838.15 785.72 549.28 276.14 69.74 9.80 4138.86
S.D. 8.63 17.72 51.90 78.94 73.91 77.75 67.04 71.15 73.59 49.43 38.85 9.61 270.96
SKEW 0.86 1.52 1.07 0.13 0.67 0.22 -0.05 0.55 -0.29 -0.78 0.51 0.64 0.87
MAX 25.00 75.00 227.50 398.00 705.50 915.50 979.00 993.50 717.00 376.50 166.00 32.00 4890.50
MIN 0.00 0.00 9.50 102.50 366.66 580.86 658.23 651.50 315.52 114.46 9.00 0.00 3757.36
NO YRS 45 46 44 46 46 45 48 47 46 46 43 42 27