PENWELL, TEXAS

Monthly Total Growing Degree Days

(416932)

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
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 235.50 x 148.00 y 233.50 s 74.00 s 5.50 5.50
1964 16.02 a 12.00 201.50 a 497.50 802.00 945.00 1076.00 1068.00 742.24 a 490.32 a 234.50 69.50 6154.57
1965 72.50 52.50 158.50 558.50 404.50 l 0.00 z 819.50 g 941.50 269.50 u 175.00 q 315.50 93.00 2192.00
1966 17.50 19.00 328.50 446.00 704.00 882.00 1099.00 923.80 a 228.50 u 154.50 q 286.00 53.00 h 4705.80
1967 64.50 90.50 437.50 643.00 756.50 974.00 1034.37 a 926.00 0.00 z 324.50 i 195.00 21.00 5142.37
1968 73.50 48.00 218.50 412.50 761.50 916.50 531.00 m 0.00 z 723.75 b 585.50 139.50 0.00 w 3879.25
1969 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 766.00 j 1072.50 805.00 480.00 177.00 96.50 2631.00
1970 59.00 69.50 165.50 468.00 671.00 876.00 1035.50 1021.50 801.50 361.50 160.50 127.62 a 5817.12
1971 184.00 79.00 285.50 451.00 744.00 916.50 1029.00 0.00 z 0.00 z 0.00 z 64.50 q 70.35 e 3759.35
1972 34.50 f 99.08 e 364.54 d 601.80 e 671.27 e 882.69 d 741.00 f 866.85 d 755.77 d 366.00 g 50.00 f 11.50 f 4242.00
1973 5.00 h 39.57 e 171.65 d 286.80 e 500.00 f 848.65 d 740.00 f 873.54 c 723.60 e 405.00 f 268.80 e 19.00 h 3212.60
1974 28.62 e 42.61 e 397.04 e 439.62 d 791.69 e 871.80 e 766.50 g 863.41 d 401.00 f 324.00 f 70.00 f 11.00 f 3434.78
1975 31.00 f 45.65 e 162.15 e 385.38 d 608.67 e 705.00 f 845.35 e 900.79 e 488.50 f 345.50 f 133.00 g 35.17 e 2983.17
1976 7.50 j 132.00 f 232.50 e 509.42 d 439.50 f 880.96 d 668.50 f 712.50 g 630.00 e 211.00 g 54.50 f 14.31 e 2267.19
1977 3.00 h 77.50 h 187.19 e 430.80 e 612.50 g 948.46 d 818.50 g 1108.54 d 945.00 e 372.50 i 145.50 h 44.50 l 3619.99
1978 5.50 i 15.00 f 240.50 f 586.80 e 615.00 g 893.08 d 867.50 f 979.37 d 670.80 e 351.00 f 147.00 f 33.00 i 3130.05
1979 4.50 f 30.50 h 204.37 d 442.80 e 494.50 g 797.88 d 843.00 f 947.71 c 746.50 554.50 96.50 57.87 a 3848.14
1980 69.75 a 101.00 181.00 370.00 705.80 c 1018.50 1134.50 969.00 743.50 345.50 111.72 a 51.50 5801.78
1981 5.00 117.50 127.00 464.50 599.00 876.00 1012.50 861.00 771.00 486.18 a 250.50 55.50 5625.68
1982 74.50 78.00 241.50 415.50 619.50 881.00 1069.50 1051.50 894.50 519.00 158.50 24.50 6027.50
1983 18.00 40.00 208.45 b 342.50 718.50 801.00 1052.50 1042.00 846.50 577.50 304.50 18.08 a 5969.53
1984 4.00 66.00 204.50 385.50 737.50 875.50 947.00 968.50 707.50 396.00 100.50 53.00 5445.50
1985 5.50 54.50 225.78 a 512.00 835.50 807.00 918.50 1050.00 782.50 430.50 224.00 34.21 b 5879.99
1986 39.50 162.00 300.00 593.50 720.00 834.00 955.50 947.00 724.50 394.50 123.50 17.00 5811.00
1987 27.50 63.00 113.50 297.00 601.00 772.00 929.50 977.00 688.00 527.50 164.00 43.50 5203.50
1988 15.50 a 63.18 a 210.00 423.50 661.00 881.50 924.50 972.50 735.00 489.00 241.55 a 12.50 5629.73
1989 55.28 a 86.59 a 311.00 499.00 807.00 881.00 1036.50 962.50 673.00 540.50 179.00 9.50 6040.88
1990 36.00 98.00 219.50 443.00 688.50 1091.00 909.50 863.00 749.50 412.00 241.50 26.00 5777.50
1991 2.00 66.00 222.50 464.50 832.50 933.00 936.00 900.00 603.00 488.00 76.00 29.00 5552.50
1992 0.00 77.50 237.00 404.50 572.50 816.00 980.50 875.00 743.50 505.00 124.00 54.00 5389.50
1993 10.00 30.00 214.50 400.50 713.50 914.50 1048.50 1007.50 682.50 428.00 93.50 56.50 5599.50
1994 14.50 59.00 267.50 423.00 694.00 1051.50 1077.50 1017.50 715.50 507.00 230.17 a 60.00 6117.17
1995 36.00 141.00 246.50 386.50 716.50 875.50 1030.50 1014.00 733.50 515.00 167.50 65.00 5927.50
1996 28.50 174.00 161.00 422.00 959.00 1013.00 1069.50 953.50 647.00 447.00 198.50 86.00 6159.00
1997 56.50 48.50 264.50 288.50 648.50 810.50 1027.50 986.00 817.00 490.50 136.50 16.50 5591.00
1998 50.00 42.50 217.50 375.00 871.00 1074.00 1159.50 990.50 914.00 599.00 262.00 74.00 6629.00
1999 83.00 165.00 238.00 501.00 749.50 912.50 1049.00 1098.00 804.00 502.20 a 302.50 37.00 6441.70
2000 106.00 188.00 329.50 531.00 927.42 a 891.00 1070.50 1039.00 865.00 472.00 57.50 17.50 6494.42
2001 6.50 84.00 124.00 520.00 812.00 1036.00 1149.50 1045.00 798.50 553.00 271.00 41.00 6440.50
2002 57.50 50.50 195.00 568.00 769.00 958.50 1006.00 1087.50 800.00 434.50 100.50 26.00 6053.00
2003 23.00 72.00 265.50 522.00 780.00 908.00 987.00 1039.00 0.00 z 534.50 243.00 40.50 5414.50
2004 43.50 63.50 317.00 386.50 777.50 950.50 979.50 913.00 720.50 441.50 104.40 e 22.50 g 5697.40
2005 67.88 b 46.87 e 139.50 351.00 512.50 g 928.00 791.00 f 905.00 884.40 e 414.00 h 162.50 f 41.50 j 3322.65
2006 61.50 h 0.00 z 345.77 e 407.00 j 0.00 z 970.00 867.50 f 0.00 z 586.00 f 0.00 z 126.00 i 0.00 z 1315.77
2007 8.00 n 0.00 z 301.70 c 351.00 549.00 0.00 z 873.50 931.00 0.00 z 0.00 z 213.00 0.00 z 3219.20
2008 42.00 0.00 z 0.00 z 252.50 n 748.00 1040.50 924.00 891.50 619.00 417.50 141.50 38.00 4862.00
2009 38.00 0.00 z 302.00 0.00 z 770.00 941.50 983.00 1003.00 688.50 405.50 203.00 3.50 5338.00
2010 26.50 12.00 143.50 418.00 679.00 1045.00 937.50 1089.00 808.00 563.50 181.50 39.50 5943.00
2011 14.00 140.52 a 398.50 624.11 b 754.00 1171.50 1177.48 a 1208.00 851.00 553.50 190.50 8.50 7091.61
2012 57.00 105.50 378.00 678.50 813.00 1083.00 1064.50 1108.77 a 810.50 388.50 i 0.00 z 0.00 z 6098.77
Period of Record Statistics
MEAN 41.76 77.34 242.74 456.03 733.50 926.13 1014.60 983.54 759.13 483.74 186.39 42.86 5948.66
S.D. 35.25 43.81 79.44 93.52 90.05 89.21 79.78 81.13 80.78 65.57 69.50 28.43 416.91
SKEW 1.76 0.91 0.54 0.38 0.18 0.64 0.00 0.38 0.25 -0.23 0.07 0.87 0.70
MAX 184.00 188.00 437.50 678.50 959.00 1171.50 1177.48 1208.00 945.00 599.00 315.50 127.62 7091.61
MIN 0.00 12.00 113.50 286.80 549.00 772.00 845.35 861.00 603.00 345.50 57.50 3.50 5203.50
NO YRS 39 40 46 45 40 45 37 45 40 34 39 38 27