GRANDFALLS 3 SSE, TEXAS

Monthly Total Growing Degree Days

(413680)

Base Temperature = 40 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201209
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
1909 0.00 z 0.00 z 563.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 563.50
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 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 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 31.50 q 139.00 r 596.48 b 788.08 d 1016.80 a 1120.50 1290.50 1235.50 1049.00 801.00 363.00 233.50 8494.36
1941 184.45 a 271.50 356.50 a 709.50 998.00 1086.00 1256.50 1243.00 1032.00 850.00 422.07 a 197.00 8606.52
1942 137.00 194.00 372.00 716.00 958.00 1207.24 a 1289.00 1205.00 926.00 705.00 486.50 238.70 a 8434.44
1943 167.00 306.50 460.50 856.50 975.50 1203.00 880.00 i 939.00 j 1016.00 699.50 303.50 94.55 a 6082.55
1944 141.50 346.50 501.50 625.50 922.50 1180.00 1247.00 1247.00 965.50 750.50 374.50 95.00 8397.00
1945 250.00 495.00 659.50 703.00 1044.00 1172.50 0.00 z 0.00 z 0.00 z 770.50 459.50 0.00 z 5554.00
1946 55.00 n 269.00 542.00 879.00 1004.00 1229.00 1341.00 1356.50 1174.66 a 916.00 380.69 a 311.00 9402.84
1947 166.50 0.00 z 460.87 a 725.00 1063.50 1280.00 1336.21 b 1305.50 1114.66 a 977.00 320.89 b 166.00 8916.12
1948 126.67 b 292.50 476.76 b 966.00 1112.90 a 1337.50 1389.04 e 521.50 s 0.00 z 0.00 z 0.00 z 312.14 b 6013.51
1949 90.93 a 276.23 b 583.32 a 657.86 b 0.00 z 0.00 z 0.00 z 0.00 z 813.50 h 712.45 c 486.43 b 75.50 u 2807.21
1950 378.72 a 401.33 a 556.00 797.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2133.05
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 0.00 z 0.00 z 0.00 z 0.00 z 477.00 r 642.50 f 475.00 185.00 660.00
1954 307.00 453.50 585.00 957.50 1093.78 a 1243.50 1400.50 945.00 j 0.00 z 0.00 z 0.00 z 0.00 z 6040.78
1955 0.00 z 0.00 z 0.00 z 0.00 z 1060.09 c 1220.89 b 1310.86 c 1288.22 d 1120.20 e 612.00 g 223.00 l 187.50 f 6000.26
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 1112.00 432.50 p 430.00 90.50 1632.50
1964 122.00 98.50 436.77 c 744.64 b 1101.50 1216.50 1407.00 1407.63 d 1058.00 762.00 458.50 229.29 b 9042.33
1965 241.50 161.00 358.50 846.00 1048.00 1221.00 1337.50 1260.50 1112.50 739.50 548.50 267.50 9142.00
1966 97.00 142.00 590.66 c 714.00 1014.50 1189.00 1398.50 1278.00 1114.00 695.90 b 530.00 c 166.00 8929.56
1967 174.50 234.00 648.00 949.14 a 973.50 924.00 h 1306.50 1253.20 d 985.00 788.50 468.33 c 118.50 7899.17
1968 178.00 216.50 451.71 c 691.00 1050.50 1238.50 1246.50 1274.00 980.50 824.00 378.33 c 140.50 8670.05
1969 293.50 261.50 306.12 c 808.00 1020.00 1231.50 1440.50 1390.00 1100.56 c 764.00 352.50 264.50 9232.68
1970 176.00 224.50 344.50 694.50 936.50 1155.00 d 1076.50 f 1320.82 c 1052.50 603.00 329.00 207.50 i 6836.32
1971 262.50 239.00 300.00 k 694.00 1006.00 960.00 f 1007.50 g 1135.50 1011.50 787.50 442.50 275.50 5854.00
1972 255.50 278.00 661.50 936.35 d 967.00 780.00 i 1058.00 f 1219.50 1096.00 787.50 270.60 e 181.50 6653.45
1973 90.23 c 160.50 507.50 570.00 c 957.00 1168.89 c 678.50 n 1249.30 a 765.50 h 833.12 c 380.00 h 159.00 h 5536.55
1974 176.18 a 226.50 677.87 a 782.22 c 1103.00 644.00 o 704.50 o 741.00 l 858.50 741.00 301.00 g 172.22 d 4737.49
1975 182.50 245.78 a 456.14 c 675.54 b 947.50 0.00 z 0.00 z 927.00 h 917.59 a 730.64 b 366.00 e 144.00 l 4521.68
1976 93.00 h 380.62 a 490.50 804.60 e 866.00 430.00 s 459.50 s 946.00 h 976.00 463.50 f 85.00 x 62.00 g 3517.73
1977 67.50 o 253.62 b 422.00 731.67 c 1114.34 c 1256.00 1368.00 1431.00 1249.50 460.00 n 399.50 258.85 a 8484.47
1978 84.50 126.00 511.00 849.00 1081.00 1244.00 1357.50 1261.50 1007.50 729.50 400.38 d 165.00 8816.88
1979 86.50 181.39 e 444.00 736.03 a 951.00 1138.50 1368.00 1222.50 1031.50 829.25 a 268.00 170.50 8427.18
1980 190.50 270.84 a 461.90 a 621.21 a 1005.00 974.50 i 1454.00 1297.50 846.50 f 690.00 305.50 248.50 6544.95
1981 158.50 257.38 b 412.41 c 746.90 a 955.26 d 1190.00 c 1321.00 1213.00 1100.77 d 791.00 452.31 d 263.00 8861.53
1982 212.50 261.50 566.00 753.50 976.00 1204.50 1377.00 1379.50 1156.00 593.50 i 385.50 168.00 8440.00
1983 150.00 212.50 501.50 605.50 1008.50 594.50 p 1403.50 1365.50 1179.00 874.50 489.00 115.00 i 7789.50
1984 105.50 246.00 512.00 747.50 1110.00 1232.50 1346.50 1341.50 1042.50 720.00 380.00 267.50 9051.50
1985 71.00 n 232.50 580.00 811.00 1107.50 787.00 j 1290.50 1362.00 1107.50 776.50 518.50 121.00 7907.00
1986 202.50 366.50 595.00 931.00 1047.00 1197.50 1341.00 1291.50 1093.50 717.50 367.00 169.00 9319.00
1987 156.00 252.00 196.00 o 595.50 943.50 1127.50 1308.00 1312.00 1021.50 855.50 370.00 215.50 8157.00
1988 101.50 246.50 444.50 728.50 1013.50 1215.52 a 1299.50 1308.50 1077.00 805.00 447.00 149.50 8836.52
1989 192.00 262.37 a 603.95 c 848.28 a 1133.50 1224.00 1382.00 1300.00 1007.00 816.00 386.50 100.00 9255.59
1990 176.50 288.00 484.50 807.50 1021.50 1470.52 a 1259.50 1210.00 1071.50 734.50 477.00 192.00 9193.02
1991 95.00 311.00 565.50 737.50 1134.00 1300.50 1296.00 1264.50 953.00 804.50 296.00 183.00 8940.50
1992 119.00 303.00 566.50 723.00 930.00 1183.00 1353.50 1254.50 1113.00 839.50 314.00 248.50 8947.50
1993 114.00 j 254.50 523.50 743.00 1031.27 a 1268.50 1406.00 1374.50 1033.50 737.00 315.00 196.00 8882.77
1994 184.00 306.00 593.50 264.50 s 751.50 j 1386.00 1405.50 1350.50 1028.00 828.00 496.50 275.50 7853.50
1995 198.00 365.00 524.00 712.50 1052.50 1179.50 1351.00 1344.50 1082.00 802.50 0.00 z 206.00 8817.50
1996 170.50 367.50 388.50 715.50 1255.00 1351.50 1420.00 1268.50 1013.50 772.00 437.50 0.00 z 9160.00
1997 215.50 200.50 566.00 614.50 1036.50 1204.00 1400.50 1332.00 1139.50 795.50 376.50 142.50 9023.50
1998 268.50 298.00 493.50 717.50 1217.50 1410.00 1488.50 1328.00 1210.50 939.50 547.00 255.50 9999.00
1999 319.30 a 413.00 547.84 b 0.00 z 1097.00 1252.50 1020.00 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3629.64
2000 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2001 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 864.00 533.50 0.00 z 1397.50
2002 276.50 0.00 z 494.00 980.50 1172.00 1358.00 1367.50 1458.00 1142.00 825.00 369.50 198.00 9641.00
2003 227.50 0.00 z 0.00 z 863.00 0.00 z 1254.00 0.00 z 1393.50 0.00 z 893.50 492.50 251.21 b 5375.21
2004 0.00 z 266.50 678.00 767.50 0.00 z 1342.50 1372.50 1286.00 0.00 z 834.00 343.00 0.00 z 6890.00
2005 324.47 a 279.00 491.50 714.00 998.00 1334.50 1376.50 0.00 z 0.00 z 809.50 448.00 0.00 z 6775.47
2006 0.00 z 328.50 647.42 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 415.50 g 0.00 z 975.92
2007 122.50 0.00 z 678.00 683.89 c 975.50 1202.00 1238.50 1272.79 e 0.00 z 912.50 0.00 z 293.97 b 7379.64
2008 0.00 z 0.00 z 0.00 z 801.50 0.00 z 1411.00 1303.00 1272.50 961.00 0.00 z 392.50 0.00 z 6141.50
2009 0.00 z 426.00 650.00 778.00 1157.00 1283.50 1378.00 1364.00 1059.50 803.93 a 490.00 133.00 9522.93
2010 181.50 167.00 492.50 766.50 1096.50 1378.50 1270.00 1353.00 1139.50 850.71 e 0.00 z 235.50 8931.21
2011 144.67 d 318.50 737.50 897.50 1059.00 1422.50 1429.00 1479.00 1100.50 819.00 430.50 145.50 9983.17
2012 203.50 303.00 675.00 949.00 1122.00 1327.50 1307.54 c 0.00 z 54.50 z 0.00 z 0.00 z 0.00 z 5887.54
Period of Record Statistics
MEAN 185.02 274.31 526.70 767.30 1038.52 1251.05 1348.62 1305.55 1061.55 794.17 411.49 199.81 9013.55
S.D. 69.53 81.04 97.38 100.51 78.49 86.89 59.49 70.65 79.12 70.57 74.73 60.91 446.68
SKEW 0.67 0.41 -0.07 0.37 0.41 0.61 0.03 0.27 -0.13 0.12 -0.01 -0.03 1.02
MAX 378.72 495.00 737.50 980.50 1255.00 1470.52 1488.50 1479.00 1249.50 977.00 548.50 312.14 10174.00
MIN 84.50 98.50 306.12 570.00 866.00 1086.00 1238.50 1135.50 858.50 603.00 268.00 90.50 8397.00
NO YRS 49 53 56 56 53 48 46 47 47 50 50 45 21