WELLTON, ARIZONA

Monthly Total Growing Degree Days

(029211)

Base Temperature = 50 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198012
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
1922 0.00 z 0.00 z 199.50 q 460.00 824.08 a 1037.59 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2321.67
1923 16.50 v 0.00 z 0.00 z 585.00 e 923.80 a 934.00 1284.00 1203.50 972.50 588.50 313.27 d 0.00 z 6804.57
1924 49.00 220.50 231.00 0.00 z 871.00 0.00 z 861.50 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1371.50
1925 0.00 z 0.00 z 253.00 m 527.00 837.50 975.50 1280.82 a 1218.50 914.48 a 564.89 d 159.83 a 90.00 6568.52
1926 25.50 180.50 399.79 b 569.50 750.72 a 1003.00 1202.05 b 1196.60 a 1007.00 697.50 a 307.24 a 96.00 7435.40
1927 128.00 250.44 a 304.66 b 501.50 762.00 952.00 1240.50 1205.00 962.00 616.50 352.50 61.00 7336.10
1928 95.58 a 138.00 370.50 479.00 805.50 980.56 c 1218.30 a 1216.20 c 1032.50 637.50 278.28 a 94.07 b 7345.98
1929 41.50 g 111.44 c 322.29 b 436.15 d 775.00 b 981.72 a 1278.50 1272.07 b 993.21 b 715.58 a 196.55 a 127.00 7209.53
1930 92.48 a 300.74 a 340.50 540.00 a 578.15 a 975.56 c 1222.90 b 1239.45 c 952.50 b 577.50 341.38 a 55.00 7216.15
1931 89.00 227.63 a 405.07 a 627.50 860.25 a 1039.00 1394.48 a 1236.56 d 1021.11 c 678.79 b 265.56 c 52.18 a 7897.13
1932 31.00 a 178.30 b 403.00 c 523.27 d 793.27 c 1007.07 a 1287.57 b 1302.00 a 1080.00 a 638.94 d 327.86 b 0.00 z 7572.27
1933 48.64 b 58.00 394.00 433.97 a 642.45 b 1043.04 b 983.50 i 1003.50 g 1137.00 821.50 d 347.40 e 125.15 d 5051.14
1934 120.12 c 287.54 b 609.31 b 722.68 b 944.95 c 341.50 q 868.00 k 890.50 j 1020.52 a 738.00 298.85 d 172.71 c 4914.68
1935 131.46 d 249.31 b 300.24 d 559.04 d 694.06 d 831.00 g 1259.63 a 842.00 j 1082.40 e 678.68 c 108.50 f 83.50 f 4954.82
1936 67.17 d 209.38 d 327.50 h 544.00 f 911.52 e 1137.41 a 1352.93 c 1330.93 a 1042.50 b 715.38 e 307.22 c 107.93 d 7182.37
1937 2.00 167.48 a 332.45 b 557.59 a 823.57 a 1048.89 c 1353.27 e 1361.33 b 1174.50 762.94 d 255.00 g 226.09 b 7810.10
1938 136.63 d 193.85 b 366.83 d 577.00 838.79 e 1029.31 a 1289.50 1263.50 1106.11 c 639.08 e 123.75 b 131.20 c 7695.54
1939 68.50 54.92 b 376.43 c 508.50 g 875.75 c 1051.07 b 1336.44 d 1347.93 d 999.44 c 574.65 d 353.28 a 173.08 a 7211.50
1940 162.23 a 211.37 c 467.14 b 636.00 e 952.14 c 1135.50 1268.70 d 1318.02 a 1033.97 a 710.42 a 192.41 a 191.68 a 8279.58
1941 107.98 a 264.96 a 355.98 a 442.24 a 845.55 b 936.96 b 1286.50 a 1184.56 e 833.33 c 566.86 c 287.14 b 115.98 b 7228.06
1942 109.05 c 92.62 b 284.34 b 500.89 b 584.50 h 793.00 f 1360.38 a 820.50 l 978.00 e 710.86 b 298.89 c 82.50 l 4335.04
1943 104.00 f 223.46 b 466.66 c 645.00 d 841.28 b 963.62 a 1266.57 c 1239.47 b 1115.89 b 722.30 a 226.03 a 87.00 7797.28
1944 69.75 a 100.46 a 332.70 c 478.85 d 750.64 c 875.50 659.00 m 1325.54 d 937.00 f 888.00 264.81 d 63.00 5149.24
1945 64.77 c 94.50 i 234.71 c 295.00 n 181.00 x 728.50 f 1316.31 e 1357.50 384.50 s 580.50 g 169.50 j 38.75 c 3012.04
1946 60.50 h 109.50 337.56 d 640.00 c 599.50 h 1041.92 d 1278.46 d 984.50 h 1063.00 536.00 153.21 b 118.26 d 5277.92
1947 42.50 258.00 381.82 a 592.50 904.00 1000.00 1333.00 b 1202.00 1106.25 b 702.09 d 269.00 52.70 a 7843.86
1948 195.09 b 179.37 b 244.50 591.00 769.50 952.00 1239.00 1288.05 a 1062.12 d 714.55 a 157.50 44.95 a 7437.62
1949 2.14 b 112.54 b 311.11 c 631.07 b 754.00 1055.36 b 674.00 n 708.00 m 0.00 z 0.00 z 0.00 z 0.00 z 2866.21
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 257.59 a 81.63 a 339.22
1952 53.50 126.50 248.57 d 591.11 c 983.50 1004.50 1307.50 1332.00 1118.00 864.90 a 212.50 71.00 7913.58
1953 192.20 a 145.00 367.00 513.00 637.00 1006.50 1323.38 b 1228.50 1000.00 653.50 344.50 58.00 7468.58
1954 83.00 306.00 285.72 a 635.50 865.50 1013.00 1346.43 a 1159.50 1035.00 b 735.50 351.00 111.17 b 7927.32
1955 25.00 106.50 337.00 452.50 711.00 953.00 1143.00 1212.50 1016.00 777.50 253.93 b 125.00 7112.93
1956 125.66 c 63.50 341.00 b 470.00 787.50 1045.00 1217.30 c 821.50 h 1107.00 642.96 d 199.50 56.00 6055.43
1957 117.00 314.50 388.61 c 500.00 650.50 1052.22 c 1303.15 d 890.00 h 991.50 628.50 185.00 95.50 6226.48
1958 83.00 244.00 272.59 b 548.00 955.50 1036.07 b 1194.53 a 1247.15 e 1013.28 a 768.59 b 289.00 135.00 7786.71
1959 135.00 126.50 396.00 669.64 b 734.50 1083.75 b 1298.26 b 1176.45 a 698.00 f 676.00 319.14 a 90.50 6705.74
1960 62.52 a 118.00 470.17 d 597.32 b 800.50 1140.00 1264.05 b 1192.50 1021.50 655.50 269.50 49.50 7641.06
1961 127.50 207.50 358.10 b 586.50 766.45 b 1105.86 a 1242.14 b 1167.15 a 884.00 568.50 190.80 e 67.50 7272.00
1962 104.50 183.04 a 220.62 a 675.00 a 714.15 d 936.67 c 1169.14 c 1245.96 e 1033.00 662.00 363.00 144.50 7451.57
1963 35.00 336.50 298.38 c 435.00 a 864.50 698.00 f 1226.00 1178.52 a 1056.35 d 739.19 b 307.50 66.81 b 6543.74
1964 24.36 c 63.18 a 238.50 493.93 b 720.20 c 952.50 d 1253.00 1179.60 b 946.50 814.00 184.29 b 105.50 6975.55
1965 132.00 175.00 203.50 f 526.00 701.24 b 819.11 b 1226.50 1263.50 903.00 719.50 371.00 98.50 6935.35
1966 34.50 66.23 b 394.00 608.04 b 872.13 a 1007.50 957.50 h 1302.55 c 1018.00 653.50 334.50 128.00 6418.95
1967 78.57 b 170.15 b 390.50 350.50 746.00 914.50 1303.07 b 1288.50 980.00 722.41 c 397.50 b 29.50 7371.20
1968 77.50 299.00 365.50 511.20 e 797.00 1039.14 a 1233.50 1134.71 b 987.32 b 659.30 c 237.50 g 26.50 7130.67
1969 191.00 101.23 b 333.80 c 574.04 d 850.20 d 600.50 j 1283.50 1383.93 c 1071.67 c 593.02 d 330.54 b 109.50 6822.43
1970 108.50 172.00 h 309.47 b 397.50 811.96 e 1012.00 1337.59 d 1304.38 e 979.14 a 499.50 f 286.67 c 57.50 6604.71
1971 136.00 163.50 382.50 444.23 d 635.00 964.20 e 1260.00 1213.00 839.00 h 576.82 c 233.89 c 20.50 f 6009.14
1972 29.00 225.50 545.27 c 540.50 735.39 d 1017.50 1299.70 d 949.00 f 929.40 e 632.29 b 182.68 b 64.14 b 6201.37
1973 41.00 144.85 b 210.50 459.60 e 769.04 e 1032.50 1230.81 d 1200.00 610.50 i 647.00 262.50 95.00 6092.80
1974 103.50 133.00 386.97 b 507.50 766.00 1087.50 1185.00 1168.50 1057.50 714.50 294.00 42.00 7445.97
1975 70.50 103.00 249.50 306.50 675.00 921.00 1251.50 1205.50 1019.50 605.00 259.50 89.50 6756.00
1976 116.50 232.50 280.00 411.35 d 804.50 995.50 1219.50 1136.00 907.00 633.00 333.00 87.50 7156.35
1977 98.00 208.00 218.50 559.50 635.00 1061.00 1278.00 1223.50 1004.48 a 805.00 373.50 215.00 7679.48
1978 132.50 212.00 431.00 489.50 786.00 1093.00 1283.00 1221.00 989.00 839.00 293.00 43.50 7812.50
1979 43.92 a 136.00 307.93 a 523.00 767.50 1038.21 b 1208.50 1134.00 1134.50 765.00 246.50 144.27 e 7449.33
1980 198.50 292.50 306.79 b 519.00 663.00 1017.00 1330.13 d 1267.00 590.00 l 0.00 z 0.00 z 168.00 j 5593.92
Period of Record Statistics
MEAN 90.16 180.45 344.37 531.17 787.69 1010.11 1271.36 1240.75 1018.60 685.27 274.96 96.16 7497.52
S.D. 49.96 75.24 81.08 84.28 92.30 64.58 53.44 64.86 70.58 82.90 67.20 46.50 340.27
SKEW 0.33 0.18 0.74 -0.19 -0.03 -0.31 -0.04 0.39 -0.18 0.41 -0.37 0.87 0.10
MAX 198.50 336.50 609.31 722.68 983.50 1140.00 1394.48 1383.93 1174.50 888.00 397.50 226.09 8279.58
MIN 2.00 54.92 210.50 306.50 578.15 819.11 1143.00 1134.00 833.33 536.00 123.75 26.50 6756.00
NO YRS 51 52 52 53 54 50 50 46 48 51 50 49 26