YUMA CITRUS STN, ARIZONA

Monthly Total Growing Degree Days

(029652)

Base Temperature = 50 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 200603
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
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 931.50 604.50 a 303.00 78.00 1917.00
1921 98.68 a 258.50 485.00 511.00 731.50 1058.50 1313.50 1246.50 1034.50 792.50 402.41 a 225.27 a 8157.86
1922 60.00 0.00 z 282.10 a 425.00 818.00 1083.50 1310.27 a 1265.83 a 1142.50 724.37 a 250.00 217.50 7579.07
1923 222.00 223.50 324.50 524.00 860.00 875.00 1250.50 1243.74 b 971.38 a 660.50 421.00 157.50 7733.62
1924 125.00 355.00 306.00 515.17 a 902.10 a 1126.50 1278.00 1255.50 1093.00 627.00 393.50 135.50 8112.27
1925 135.00 306.96 a 456.00 581.00 875.00 1023.50 1326.00 1254.00 977.00 640.15 a 326.50 227.00 8128.11
1926 91.50 291.00 493.00 671.00 834.50 1098.50 1274.50 1269.50 1060.00 781.50 430.34 a 110.50 8405.84
1927 164.50 303.50 382.00 593.00 841.50 1025.50 1301.50 1265.50 1009.00 756.50 446.00 113.50 8202.00
1928 197.37 a 242.36 a 491.00 608.79 a 920.50 1061.50 1285.00 1278.00 1121.50 745.00 372.00 174.50 8497.52
1929 96.10 a 163.50 401.97 a 507.00 899.50 1039.00 1349.50 1344.50 1042.00 814.50 296.00 0.00 z 7953.57
1930 76.00 q 353.00 429.00 683.50 671.00 1053.50 0.00 z 1251.50 966.00 673.50 405.52 a 119.50 6606.02
1931 138.98 a 243.00 451.00 679.00 906.50 1049.00 1401.00 1255.50 a 988.00 704.50 295.00 99.00 8210.48
1932 47.00 224.50 448.50 576.00 829.00 1009.50 1294.00 1308.50 1128.33 c 705.00 451.00 74.50 8095.83
1933 62.00 77.50 417.50 481.50 679.00 1043.00 1366.50 1309.00 1136.50 901.50 445.00 202.00 8121.00
1934 189.00 331.85 a 688.00 754.50 969.00 931.50 1333.00 1305.50 1061.50 804.00 402.00 225.00 8994.85
1935 169.50 289.00 308.50 582.50 732.00 1129.00 1266.00 1268.00 1132.50 709.50 265.00 186.00 8037.50
1936 146.00 252.00 507.00 665.50 930.50 1107.00 1300.00 1322.00 1036.00 723.33 a 381.50 172.00 8542.83
1937 4.00 182.50 356.50 551.00 845.50 1026.50 1354.00 1373.30 a 1212.00 813.50 434.50 317.75 a 8471.05
1938 235.00 201.50 343.00 589.14 a 796.50 1049.00 1254.00 1280.50 1146.50 687.00 226.00 219.50 8027.64
1939 134.00 62.00 391.50 19.50 z 855.60 a 1027.00 1294.00 1335.00 1004.50 695.00 460.50 300.00 7559.10
1940 253.00 226.50 463.34 c 618.00 960.00 1137.00 1275.50 1314.50 1057.50 792.00 306.50 271.00 8674.84
1941 144.50 306.00 416.00 465.00 880.00 954.00 1296.00 1173.87 a 895.50 623.50 394.50 195.30 a 7744.17
1942 214.00 150.00 329.50 510.50 757.50 1010.00 1378.50 1266.50 1022.50 755.50 427.50 230.00 8052.00
1943 188.00 295.00 471.00 640.00 903.50 980.50 1325.50 1293.50 1167.00 797.50 384.50 158.00 8604.00
1944 115.50 104.00 357.00 491.00 797.00 871.50 1231.73 a 1297.50 1102.00 792.00 302.00 196.50 7657.73
1945 117.50 211.00 269.50 532.50 812.20 a 954.50 1329.26 b 1291.15 a 1099.00 829.50 327.00 125.50 7898.61
1946 129.00 139.50 371.00 666.00 796.50 1056.50 1252.50 1288.00 1083.00 587.50 226.55 a 212.00 7808.05
1947 91.50 297.00 423.00 570.00 887.50 959.00 1250.00 1206.50 1116.50 751.00 257.00 118.00 7927.00
1948 226.50 185.00 226.00 596.50 773.00 945.00 1252.00 1293.00 1089.50 770.50 258.50 61.50 7677.00
1949 11.50 112.50 331.00 643.50 784.82 a 1067.50 1271.00 1217.50 1188.00 645.50 510.00 150.00 7932.82
1950 104.50 275.50 444.50 674.50 750.00 964.50 1236.50 1231.22 a 970.00 836.00 475.00 299.50 8261.72
1951 137.00 180.50 358.50 551.00 791.02 a 949.00 1298.50 1218.50 1107.00 746.00 347.50 120.00 7804.52
1952 68.50 183.00 246.50 588.50 948.50 932.00 1261.00 1314.40 a 1109.00 919.00 280.00 103.00 7953.40
1953 238.50 184.07 a 383.50 512.00 646.50 949.50 1342.00 1235.00 1019.50 711.00 435.00 125.00 7781.57
1954 119.00 392.00 311.07 b 0.00 z 338.50 r 965.00 1263.50 1191.50 1089.50 784.09 b 439.00 159.50 6714.16
1955 41.50 138.00 347.00 461.00 743.50 969.00 1148.50 1233.05 b 1067.00 829.00 355.00 209.50 7542.05
1956 198.29 b 92.50 390.00 519.50 800.00 1049.42 d 721.00 l 1178.00 e 1131.00 e 699.05 a 314.50 162.75 a 6535.02
1957 149.50 344.50 411.00 548.28 a 687.88 b 1082.31 d 1305.21 b 1214.34 b 1012.24 a 656.50 252.00 e 200.35 d 7864.11
1958 150.98 d 197.00 g 283.81 b 586.20 e 613.50 k 802.50 f 842.50 j 1284.71 e 1087.50 d 856.52 d 345.00 d 214.00 h 4594.72
1959 191.37 e 103.00 f 459.50 674.00 733.00 1100.50 1316.00 1228.38 c 962.50 740.50 359.50 134.00 7899.24
1960 65.00 119.50 481.00 581.90 a 767.00 1110.00 1273.50 1247.00 1051.50 680.50 299.50 105.00 7781.40
1961 152.50 212.50 342.03 a 559.00 715.00 1062.50 1237.00 1222.50 903.00 642.73 a 227.00 107.00 7382.77
1962 127.44 d 192.00 224.00 674.50 675.00 961.50 1220.50 1275.65 a 1072.50 704.73 a 415.50 185.50 7728.83
1963 57.50 353.50 0.00 z 406.00 821.00 871.50 1239.50 1207.50 1081.50 781.00 351.00 119.50 7289.50
1964 39.50 79.00 234.50 463.00 681.47 b 932.50 1249.82 a 1215.00 967.50 835.97 a 224.00 136.00 7058.25
1965 140.00 187.00 279.50 506.50 703.00 808.00 1186.00 1218.50 891.50 767.00 384.00 120.00 7191.00
1966 49.60 a 89.60 c 383.50 612.50 869.50 998.50 1246.50 1300.50 1065.50 690.00 393.00 196.00 7894.70
1967 113.00 219.50 417.00 335.00 741.50 904.14 a 1298.00 1294.00 980.50 751.50 465.00 a 0.00 z 7519.14
1968 91.00 345.50 401.50 499.50 779.00 987.93 a 1187.00 1098.50 955.00 670.63 a 318.50 33.50 7367.56
1969 244.00 153.50 309.50 567.00 846.50 918.50 1252.29 b 1338.00 1075.86 a 603.50 380.00 181.00 7869.66
1970 144.00 254.00 336.50 395.50 805.50 1003.50 1288.00 1297.50 982.00 629.50 351.50 96.00 7583.50
1971 187.00 194.00 380.50 485.00 627.75 a 931.61 b 1274.00 1239.48 a 1040.50 560.50 258.00 67.00 7245.34
1972 69.23 a 239.50 584.50 581.50 793.50 1021.50 1295.50 1152.50 969.50 632.00 219.00 126.00 7684.23
1973 68.00 194.50 253.50 468.33 c 845.50 1068.33 c 1220.50 1207.00 931.00 700.00 322.50 147.50 7426.67
1974 130.00 155.50 419.50 561.00 836.00 1130.50 1183.88 b 948.50 f 1118.79 a 741.00 266.50 82.50 6625.17
1975 106.95 a 145.04 c 312.14 b 372.50 713.50 979.82 b 1247.00 1226.64 b 1073.65 d 628.50 210.50 h 126.00 6931.74
1976 147.50 240.00 327.05 a 440.00 799.50 1006.00 1195.00 1140.50 941.00 707.50 398.00 118.00 7460.05
1977 113.50 239.50 248.00 574.00 625.50 1076.50 1283.00 1234.50 1029.50 807.50 404.50 240.00 7876.00
1978 138.00 194.00 473.00 541.00 809.00 1115.50 1304.50 1214.00 991.50 835.50 291.00 51.00 7958.00
1979 33.00 123.50 314.50 545.00 795.50 1040.00 1198.50 1096.37 a 1092.00 700.50 238.00 172.50 7349.37
1980 210.50 294.50 325.00 512.59 a 680.00 1003.00 1292.50 1207.00 993.50 727.00 332.00 250.50 7828.09
1981 246.50 237.00 364.50 632.00 795.50 1162.00 1307.68 a 1314.00 1096.00 611.00 390.00 209.00 8365.18
1982 96.00 247.00 319.50 553.00 758.50 919.50 1233.00 1237.00 1004.00 619.00 268.50 110.00 7365.00
1983 166.00 195.00 380.50 438.50 808.00 989.50 1267.00 1195.00 1153.00 751.50 357.00 181.50 7882.50
1984 184.50 192.50 434.00 515.00 965.50 1018.00 1252.50 1215.00 1116.50 606.00 271.00 100.50 7871.00
1985 99.00 188.50 0.00 z 0.00 z 853.00 1091.50 1284.00 1240.50 851.00 695.00 272.00 175.00 6749.50
1986 291.00 263.50 504.50 577.00 827.00 1081.00 1174.50 1303.50 861.00 621.50 360.50 138.50 8003.50
1987 116.50 210.00 320.00 682.50 820.50 1060.00 1157.00 1204.50 1019.50 844.50 301.50 94.00 7830.50
1988 113.00 265.50 418.50 532.50 788.50 1015.50 1257.50 1206.00 989.50 894.50 381.50 148.00 8010.50
1989 102.00 209.00 505.50 739.00 843.50 1046.50 1314.00 1214.50 1076.50 742.50 386.50 152.50 8332.00
1990 111.00 140.50 439.00 642.00 765.00 1094.50 1296.50 1221.50 1073.50 756.50 353.00 96.00 7989.00
1991 120.00 330.00 254.00 529.50 726.00 919.00 1163.00 1238.00 1067.00 848.50 376.00 160.00 7731.00
1992 150.50 305.50 386.50 679.50 923.00 1044.00 1259.00 1379.50 1171.50 833.50 340.00 135.00 8607.50
1993 189.00 189.50 478.50 656.00 910.00 1037.50 1194.50 1250.00 1066.50 801.00 296.00 140.50 8209.00
1994 174.00 155.00 472.00 609.50 781.50 1156.50 1284.50 1342.00 1124.50 692.50 221.00 117.50 8130.50
1995 150.50 385.00 452.50 528.00 715.50 966.00 1257.50 1374.00 1190.00 785.50 507.00 210.00 8521.50
1996 209.00 348.00 446.00 639.00 921.00 1083.00 1359.50 1350.00 1050.50 763.50 424.50 201.50 8795.50
1997 205.00 234.00 516.50 577.00 1032.00 994.00 1256.00 1366.00 1148.79 a 717.50 430.50 89.50 8566.79
1998 193.00 189.50 366.50 462.50 724.00 0.00 z 1334.00 1360.50 1082.00 696.00 183.50 o 29.00 w 6408.00
1999 0.00 z 0.00 z 0.00 z 183.00 r 0.00 z 598.00 k 483.00 s 766.50 l 618.50 n 346.00 s 163.00 u 44.50 w 0.00
2000 130.00 q 84.00 u 120.00 v 210.00 u 401.00 q 629.50 m 140.00 z 675.00 o 0.00 z 0.00 z 62.00 w 82.50 v 0.00
2001 42.50 x 29.50 t 0.00 z 112.50 v 0.00 z 0.00 z 0.00 z 66.50 z 0.00 z 679.00 f 470.19 d 56.50 i 470.19
2002 88.50 p 46.00 t 58.50 y 476.00 g 571.00 i 700.00 k 787.00 l 688.00 n 630.00 m 496.00 j 200.00 p 93.50 h 0.00
2003 200.00 l 153.50 j 257.00 l 174.50 t 510.50 m 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 450.00 h 392.00 l 514.50 m 442.50 q 856.50 j 767.00 l 274.50 u 330.50 p 137.50 p 113.50 k 0.00
2005 120.00 n 192.50 f 286.50 i 372.50 j 533.00 l 466.50 q 777.50 m 775.50 l 537.00 n 170.00 y 204.00 q 88.50 w 0.00
2006 87.00 v 91.00 v 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 137.01 222.51 386.32 560.27 805.76 1017.40 1272.12 1257.75 1049.60 731.17 350.62 156.07 7965.91
S.D. 61.18 78.60 87.88 85.32 86.81 73.85 52.44 59.89 79.08 80.78 75.48 59.73 407.68
SKEW 0.12 0.13 0.41 -0.15 0.12 -0.32 -0.17 -0.14 -0.37 0.09 0.00 0.49 0.16
MAX 291.00 392.00 688.00 754.50 1032.00 1162.00 1401.00 1379.50 1212.00 919.00 510.00 317.75 8994.85
MIN 4.00 62.00 224.00 335.00 625.50 808.00 1148.50 1096.37 851.00 560.50 219.00 33.50 7058.25
NO YRS 77 75 76 75 76 76 75 77 79 79 78 75 64