ALPINE, TEXAS

Monthly Total Growing Degree Days

(410174)

Base Temperature = 40 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
1900 0.00 z 0.00 z 536.00 554.00 917.50 1133.50 1085.00 1122.50 0.00 z 0.00 z 0.00 z 0.00 z 5348.50
1901 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1903 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1904 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1905 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1906 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1907 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1910 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1911 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1912 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
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 248.00 p 0.00 z 0.00 z 0.00 z 0.00 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 199.50 u 726.00 898.50 1149.00 1109.50 1066.00 971.00 490.00 n 267.00 152.50 s 6187.00
1930 208.50 364.00 397.50 799.50 912.00 1071.50 1106.00 1096.50 1052.50 716.00 288.00 97.50 8109.50
1931 139.50 227.50 354.00 556.00 850.00 1079.50 1100.50 1099.00 1129.00 902.00 513.50 78.00 x 7950.50
1932 249.00 405.50 417.50 783.00 952.50 1141.50 1219.50 1142.50 823.00 652.50 358.00 214.50 8359.00
1933 283.50 264.00 591.00 638.50 958.50 1087.00 1184.50 1123.00 1068.00 806.50 489.00 430.50 8924.00
1934 212.50 369.00 490.00 753.50 992.00 1238.50 1191.00 1164.50 984.50 0.00 z 446.67 c 327.50 8169.67
1935 384.00 252.50 682.00 759.50 887.00 1128.50 1124.00 1188.50 869.00 841.50 506.50 223.00 8846.00
1936 193.00 335.50 553.00 730.50 924.50 1167.00 1175.00 1095.50 798.50 0.00 z 344.50 115.50 o 7317.00
1937 263.00 352.00 30.50 z 589.00 h 722.50 i 1105.00 1165.50 1203.32 a 983.50 786.37 a 405.50 224.50 6488.68
1938 241.50 414.00 582.50 653.50 949.50 1117.50 1061.00 1106.00 904.50 824.50 425.50 279.50 8559.50
1939 248.50 0.00 z 576.50 699.50 1008.00 1166.00 1128.50 1034.50 1001.00 779.50 277.00 363.00 8282.00
1940 195.50 294.00 558.00 674.50 922.00 1003.50 1153.50 1055.50 962.50 776.50 364.50 349.00 8309.00
1941 239.50 318.50 366.50 660.00 942.00 987.50 1058.00 1089.00 911.00 744.00 429.50 311.00 8056.50
1942 211.50 261.50 437.50 682.00 983.50 1150.50 1174.50 1053.50 835.50 701.50 541.00 356.50 8389.00
1943 276.00 398.00 525.50 828.50 995.50 1072.00 1156.00 1286.50 912.50 714.00 380.00 197.00 8741.50
1944 223.50 358.50 457.50 678.00 947.50 1117.50 1204.00 1133.50 860.00 729.50 424.50 192.50 8326.50
1945 271.50 365.00 574.50 661.00 1030.00 1112.00 1068.50 1126.00 952.50 670.50 559.00 278.50 8669.00
1946 139.00 330.00 430.00 f 791.50 909.50 1084.50 1171.50 1170.50 944.50 820.50 397.00 332.00 8090.50
1947 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1948 203.71 c 359.50 490.12 b 874.00 990.50 1182.50 1201.77 a 1212.00 959.50 702.48 c 390.00 421.00 8987.08
1949 140.00 334.00 581.25 a 580.50 1021.00 1114.00 1178.00 1099.50 957.00 687.00 565.50 328.71 b 8586.46
1950 461.50 421.00 514.27 c 743.50 985.00 1090.50 1126.50 1146.00 975.00 922.50 534.00 412.00 9331.77
1951 160.50 l 384.00 487.00 668.00 1004.00 1186.00 1254.47 a 1261.00 1024.50 893.50 468.50 376.00 9006.97
1952 462.50 311.00 408.00 655.50 939.00 1160.00 1115.00 1301.50 973.00 769.00 385.00 254.00 8733.50
1953 407.13 a 279.00 637.50 707.50 942.83 b 1269.00 1240.50 1165.50 1025.36 b 778.00 434.48 a 153.50 9040.30
1954 384.83 b 418.00 512.53 a 818.50 937.00 1142.50 1221.50 1150.62 a 1073.50 827.00 470.17 a 355.00 9311.15
1955 188.50 265.50 570.50 802.00 959.00 1114.00 1123.50 1132.00 1029.50 826.00 482.07 a 386.00 8878.57
1956 341.00 328.00 569.00 655.00 1085.00 1179.83 a 1217.50 1181.50 1024.66 a 890.00 383.00 294.50 9148.98
1957 407.43 c 499.50 490.32 a 642.50 871.00 1106.00 1254.50 1205.00 967.00 665.50 320.00 393.50 8822.25
1958 125.00 294.00 312.50 671.50 934.50 1178.50 1237.00 1199.00 0.00 z 0.00 z 274.00 i 229.83 b 6181.83
1959 224.23 a 269.00 354.50 574.00 927.00 1093.00 1084.48 a 1119.50 949.50 695.95 a 286.11 c 202.00 7779.28
1960 186.52 a 157.00 399.50 672.50 852.00 1154.50 1036.90 b 1055.50 899.48 a 726.50 383.57 b 99.00 7622.97
1961 50.67 e 245.00 454.00 660.50 962.11 c 997.76 a 1013.50 1007.50 916.55 a 658.00 340.00 286.50 7592.09
1962 0.00 z 0.00 z 391.50 712.24 a 1008.00 418.50 r 1151.00 1148.50 950.50 361.00 p 236.00 l 83.50 o 5361.74
1963 155.50 281.50 521.50 751.50 962.50 1063.50 1181.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4917.50
1964 0.00 z 124.00 412.00 690.00 954.50 1047.50 1164.00 1180.00 949.50 697.00 478.89 c 294.50 7991.89
1965 289.00 182.50 342.00 777.00 904.00 1075.50 1133.00 1054.00 949.50 677.50 560.00 330.00 8274.00
1966 109.50 156.50 499.50 665.50 896.50 1067.50 1203.32 a 1039.53 a 890.00 590.00 488.00 224.00 7829.85
1967 244.50 265.00 626.50 809.00 870.00 1058.00 1091.00 965.50 788.50 663.00 429.00 152.00 7962.00
1968 219.00 225.50 385.00 585.50 928.50 1043.50 1028.00 1031.50 816.50 732.00 315.00 218.50 7528.50
1969 340.50 271.00 285.20 a 699.00 886.50 1064.00 1147.50 1150.00 892.50 679.00 331.50 292.50 8039.20
1970 238.50 223.50 368.00 696.50 849.00 991.55 a 1126.00 1074.50 888.50 557.50 375.50 379.00 7768.05
1971 354.00 290.00 578.50 651.50 919.00 1064.00 1131.50 969.55 b 830.19 d 492.50 g 429.83 a 296.16 c 7514.23
1972 208.00 j 312.00 568.91 d 755.00 581.00 j 1058.04 b 1115.50 1027.50 945.50 771.50 288.00 248.50 7090.44
1973 165.52 c 229.00 468.50 557.59 a 903.50 1049.00 1086.00 0.00 z 935.50 773.00 548.00 246.50 6962.10
1974 333.00 280.00 694.50 734.00 1042.00 1098.00 1135.50 0.00 z 783.00 672.50 354.00 203.00 7329.50
1975 228.00 273.78 a 457.50 632.00 855.50 1153.50 1002.50 1040.50 814.00 711.00 406.11 c 242.00 7816.39
1976 163.61 d 438.50 503.50 703.50 807.00 1055.50 984.50 1016.00 835.00 534.00 245.00 135.00 7421.11
1977 151.50 289.50 455.00 658.00 972.00 1117.00 1132.00 1216.00 1086.50 773.50 442.50 388.02 a 8681.52
1978 203.50 208.50 521.00 779.00 1001.50 1124.00 1168.00 1037.00 842.50 656.00 452.00 243.50 8236.50
1979 159.50 234.50 440.50 669.50 858.50 987.00 1153.00 1023.50 810.00 774.00 265.00 211.50 7586.50
1980 248.50 277.50 417.50 583.00 910.50 1265.50 1272.50 1137.00 921.00 571.00 316.55 a 339.50 8260.05
1981 192.00 293.50 350.82 a 668.00 854.00 1077.50 1139.50 1010.50 884.00 743.00 466.00 330.00 8008.82
1982 225.50 240.50 540.50 663.50 863.50 1068.50 1144.00 1132.50 1002.00 706.00 415.00 c 173.00 8174.50
1983 204.50 232.00 411.50 498.50 857.00 1083.00 1189.00 1106.50 1024.50 779.50 460.00 230.00 8076.00
1984 150.50 262.00 501.50 657.50 564.50 m 1015.50 1034.00 1063.50 857.50 345.50 l 374.50 0.00 z 5916.50
1985 130.00 218.50 509.50 693.00 991.00 1033.50 1080.00 1146.50 927.00 372.00 m 516.50 219.00 7464.50
1986 285.50 386.00 526.00 0.00 z 594.00 k 988.00 1125.00 1089.50 919.50 640.50 403.45 a 153.00 6516.45
1987 198.00 231.00 325.00 499.00 795.67 a 1001.00 1129.00 1095.00 869.00 747.50 365.50 285.41 b 7541.08
1988 175.50 294.66 a 449.00 646.00 378.50 r 1001.50 1064.00 1036.00 905.50 728.50 482.00 214.50 6997.16
1989 247.00 324.00 570.50 793.97 a 426.50 s 1083.50 1150.00 1066.00 831.50 706.50 426.00 147.50 7346.47
1990 276.50 295.50 499.50 720.00 594.50 j 1232.50 1021.50 966.00 836.50 662.50 460.50 275.50 7246.50
1991 161.50 282.50 521.50 654.50 657.00 j 1066.00 1004.50 983.00 759.00 686.50 321.50 182.00 6622.50
1992 108.00 250.00 449.50 653.50 796.00 1058.00 1134.50 1035.50 949.00 740.50 274.00 328.50 7777.00
1993 240.00 259.50 474.50 700.50 867.00 1059.50 1115.00 1121.00 880.50 148.00 r 226.50 k 273.50 6991.00
1994 223.00 335.00 498.50 663.50 966.00 1205.00 1212.50 1130.00 875.50 747.00 535.00 329.24 b 8720.24
1995 246.00 387.00 499.50 0.00 z 0.00 z 1026.00 1205.50 1152.50 955.00 804.00 505.50 312.00 7093.00
1996 324.50 471.00 450.00 717.50 1191.50 1160.50 1191.50 1074.00 887.00 730.00 463.00 373.00 9033.50
1997 260.50 237.00 567.00 580.00 920.00 1080.50 1135.00 1115.00 1019.00 716.00 434.00 181.50 8245.50
1998 339.50 281.00 466.50 679.50 1107.50 1262.00 1241.50 1089.00 1022.50 823.00 549.50 315.00 9176.50
1999 391.50 478.50 531.13 a 794.50 1012.50 1094.50 1104.50 1135.78 b 967.50 706.50 526.50 246.00 8989.41
2000 423.31 b 516.00 631.50 813.50 1147.50 1067.00 1247.50 1172.50 1048.45 a 708.87 a 320.17 a 231.00 9327.30
2001 168.50 388.50 456.45 b 810.50 1015.50 1180.96 d 1222.00 1145.21 e 961.00 648.00 f 500.00 259.00 8107.62
2002 353.00 222.50 519.50 902.00 1082.50 1165.50 1117.50 1195.00 983.00 761.50 368.50 282.50 8953.00
2003 308.50 356.50 502.50 745.50 996.00 1058.00 1087.50 0.00 z 0.00 z 0.00 z 472.00 268.50 5795.00
2004 257.50 190.00 361.00 l 517.00 f 1023.00 e 1065.00 e 1116.00 1038.00 871.00 709.42 e 119.00 o 199.00 i 6269.92
2005 315.00 210.50 390.50 636.67 c 903.00 1101.50 0.00 z 1024.50 989.50 0.00 z 0.00 z 293.93 d 5865.09
2006 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2007 0.00 z 0.00 z 0.00 z 0.00 z 799.50 977.22 c 1029.00 817.50 h 0.00 z 0.00 z 0.00 z 0.00 z 2805.72
2008 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1088.00 1024.00 776.00 663.50 366.50 280.00 4198.00
2009 222.00 0.00 z 491.00 630.00 978.00 1150.00 1199.00 1140.50 835.00 694.50 394.00 155.00 7889.00
2010 132.00 150.00 369.50 639.00 943.50 1178.00 1088.00 1143.00 956.50 738.50 376.00 283.00 7997.00
2011 163.00 276.50 643.50 835.50 947.00 1274.00 1229.50 1264.50 963.50 739.00 391.00 152.50 8879.50
2012 253.50 254.00 589.50 841.00 994.50 1239.50 1155.50 1174.50 937.00 616.50 h 0.00 z 0.00 z 7439.00
Period of Record Statistics
MEAN 241.89 299.48 487.70 696.11 944.80 1105.13 1138.38 1109.90 927.68 731.67 415.55 268.31 8396.47
S.D. 87.64 82.27 88.42 83.85 77.33 71.81 66.45 74.08 80.58 76.93 82.79 78.96 549.47
SKEW 0.56 0.47 -0.03 0.07 0.53 0.44 -0.19 0.24 0.03 0.09 -0.08 -0.04 -0.01
MAX 462.50 516.00 694.50 902.00 1191.50 1274.00 1272.50 1301.50 1129.00 922.50 565.50 430.50 9331.77
MIN 50.67 124.00 285.20 498.50 795.67 977.22 984.50 965.50 759.00 534.00 245.00 97.50 7421.11
NO YRS 75 76 77 77 73 81 82 78 78 67 74 73 49