AJO, ARIZONA

Monthly Total Growing Degree Days

(020080)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
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 320.00 357.00 576.00 773.57 b 925.72 b 1344.00 1507.50 1548.21 e 1221.50 1107.22 a 630.50 298.00 j 9999.00
1916 309.00 553.00 604.50 f 713.00 f 1085.50 1365.52 a 1455.40 b 1399.00 1228.80 e 860.00 561.43 b 310.60 e 9128.24
1917 258.00 389.00 530.50 770.50 920.50 1332.00 1499.00 1479.98 b 1315.00 1165.50 769.50 593.50 9999.00
1918 392.50 370.50 700.00 869.50 1038.00 1484.00 1511.00 1372.50 1330.00 1063.00 583.00 364.00 9999.00
1919 389.64 b 332.00 543.00 914.50 1124.00 1409.50 1425.00 1514.00 1280.50 900.50 584.00 477.00 9999.00
1920 431.00 520.50 591.00 763.50 1100.50 d 1324.50 1625.50 1437.50 1267.50 781.50 517.50 243.00 9999.00
1921 204.50 g 377.50 665.50 766.00 878.50 1239.00 1370.50 1302.00 1294.50 1097.00 731.00 513.00 9999.00
1922 278.00 411.00 538.50 726.50 1214.68 a 1433.50 1537.00 1481.00 1390.50 1055.00 495.50 486.50 9999.00
1923 525.00 385.00 599.00 780.50 1183.50 1222.50 1460.50 1442.00 1204.50 938.50 604.20 e 373.00 9999.00
1924 355.98 a 574.50 512.00 746.50 1201.50 1466.50 1561.00 1559.00 1377.00 989.00 699.50 316.41 b 9999.00
1925 371.00 601.00 794.50 888.00 1217.50 1311.50 1550.00 1484.00 1294.50 956.87 a 595.50 465.00 9999.00
1926 356.00 548.50 753.30 a 875.00 1139.50 1453.50 1553.00 1526.00 1371.50 1139.00 774.50 371.50 9999.00
1927 521.50 540.00 623.50 861.00 1191.00 1319.00 1570.09 d 1475.50 1298.00 1100.50 772.00 359.00 9999.00
1928 467.00 470.00 801.50 884.50 1205.00 1378.00 1595.00 1506.00 1416.50 1111.00 675.00 431.50 9999.00
1929 356.00 384.00 659.00 801.50 1186.50 1378.50 1545.50 1475.50 1318.50 1154.00 631.50 642.50 9999.00
1930 374.00 634.50 668.50 990.00 981.50 1349.50 1548.50 1539.00 1303.00 1005.00 671.00 428.00 9999.00
1931 443.00 481.00 735.50 964.00 1242.50 1375.50 1604.50 1448.00 1356.00 1046.00 563.00 352.00 9999.00
1932 237.50 461.50 579.00 g 919.50 1141.50 1365.00 1549.00 1551.50 1441.50 1001.62 b 846.00 374.00 f 9999.00
1933 373.72 d 284.00 g 750.50 713.50 971.00 1373.33 c 1635.00 1546.50 1400.00 1193.00 770.00 483.50 9999.00
1934 458.50 590.50 919.50 1064.00 1301.00 1219.00 1575.00 1464.00 1337.50 1118.00 719.00 513.00 9999.00
1935 444.00 508.00 622.00 920.00 1042.50 1470.00 1519.60 e 853.00 l 1316.50 1037.00 588.50 466.07 b 9934.17
1936 438.00 476.50 779.00 994.00 1273.50 1457.00 1563.00 1492.00 1293.50 1008.50 621.00 410.00 9999.00
1937 126.50 399.00 615.50 840.50 1151.50 1352.50 1571.50 1538.50 1360.50 1096.50 522.50 i 531.65 a 9999.00
1938 467.00 439.00 556.00 816.50 1131.50 1341.00 1501.50 1464.50 1371.50 1007.00 525.50 522.41 d 9999.00
1939 382.13 e 228.50 682.00 967.50 1197.00 1391.54 d 1577.50 1504.00 1243.50 976.00 727.00 594.00 9999.00
1940 515.50 470.50 797.39 d 890.00 1289.00 1440.00 1557.00 1517.00 1256.00 1012.67 a 560.00 532.50 9999.00
1941 394.50 505.00 619.48 a 709.80 e 1159.00 1270.00 1555.50 1447.50 1269.00 907.50 703.50 438.00 9999.00
1942 412.00 386.50 593.00 786.50 1123.00 1352.50 1644.50 1471.00 1055.50 g 1008.00 709.00 471.00 9957.00
1943 399.00 493.50 727.50 980.00 1230.50 1323.00 1615.50 1477.50 1417.50 1087.50 720.00 434.50 9999.00
1944 360.50 362.00 579.50 769.00 1087.50 1240.50 1558.50 1587.00 1320.00 1136.00 510.00 460.50 9999.00
1945 359.50 463.00 500.00 808.00 1140.00 1289.00 1597.50 1532.00 1371.00 1112.00 643.00 392.00 9999.00
1946 367.50 420.00 712.00 1027.50 1147.50 1460.00 1080.00 i 1489.50 1327.50 857.00 482.50 516.00 9807.00
1947 338.50 580.00 705.00 863.50 1216.00 1307.00 1618.50 1450.28 a 1406.50 1077.00 380.00 g 316.95 b 9999.00
1948 451.00 383.50 498.58 a 909.00 1148.00 1325.50 1569.50 1557.00 1403.00 1080.50 525.50 382.00 9999.00
1949 138.50 321.00 619.50 939.00 1101.50 1371.50 1536.00 1506.50 1426.50 947.00 854.00 432.00 9999.00
1950 371.50 565.50 732.50 1004.50 1099.00 1335.50 1468.50 1540.81 d 1270.50 1250.00 809.50 663.50 9999.00
1951 427.00 430.50 649.00 821.50 1126.50 1280.50 1568.50 1437.37 a 1367.50 1082.00 604.50 395.50 9999.00
1952 338.00 430.00 432.50 815.19 d 1257.00 1328.50 1563.50 1577.00 1444.50 1303.50 573.00 375.50 9999.00
1953 533.00 427.50 682.00 824.50 954.50 1347.00 1578.50 1527.50 1419.50 1090.00 749.00 381.50 9999.00
1954 422.00 652.50 590.50 1019.00 1190.00 1323.50 1530.50 1457.00 1399.00 1127.50 769.00 474.50 9999.00
1955 239.00 331.50 680.50 808.00 1053.00 1332.00 1451.00 1426.00 1398.00 1217.50 646.50 582.00 9999.00
1956 574.50 325.00 739.00 812.00 1186.00 1453.00 1508.50 1499.50 1484.00 1048.50 617.50 481.50 9999.00
1957 459.50 616.50 694.00 812.50 986.50 1438.50 1639.50 1528.50 1376.50 956.50 492.00 519.50 9999.00
1958 459.50 540.00 519.00 836.00 1306.50 1421.50 1624.00 1502.50 1332.50 1151.00 652.50 619.00 9999.00
1959 494.50 397.50 753.50 1010.00 1093.00 1477.50 1621.50 1472.00 1318.00 1095.50 671.00 435.00 9999.00
1960 268.50 367.50 806.00 928.00 1151.50 1523.00 1629.00 1542.50 1390.00 1002.50 676.50 401.50 9999.00
1961 485.00 513.50 704.00 920.50 1133.50 1462.50 1586.00 1453.00 1252.50 1036.50 528.00 410.50 9999.00
1962 362.00 499.00 524.50 1054.00 1082.00 1340.00 1586.50 1632.00 1339.50 1061.50 809.50 514.00 9999.00
1963 339.50 645.50 645.50 766.50 1250.50 1238.50 1628.00 1455.50 1391.50 1159.50 640.50 446.00 9999.00
1964 303.00 335.00 541.00 793.50 1111.50 1334.00 1605.00 1464.00 1280.50 1187.00 521.00 476.50 9999.00
1965 382.00 394.00 563.50 822.00 1075.00 1187.00 1564.50 1535.00 1247.50 1178.50 772.00 430.00 9999.00
1966 283.50 303.00 721.50 972.50 1255.00 1391.00 1598.50 1554.50 1321.50 1015.50 711.00 466.00 9999.00
1967 409.00 507.00 758.50 680.50 1099.50 1272.00 1543.00 1505.00 1239.00 1103.50 790.50 265.50 9999.00
1968 414.50 595.50 667.00 809.00 1143.50 1388.00 1503.50 1385.00 1337.00 1071.50 642.50 331.00 9999.00
1969 529.00 384.50 581.00 911.00 1202.00 1279.50 1588.00 1621.00 1374.00 930.00 611.00 469.50 9999.00
1970 396.00 542.00 601.50 716.00 1201.50 1383.50 1635.00 1513.50 1264.50 940.50 718.00 403.50 9999.00
1971 437.50 482.50 736.50 804.50 1005.00 1322.00 1619.00 1422.00 1353.50 856.50 597.50 326.50 9999.00
1972 383.00 582.50 973.50 920.00 1150.50 1368.00 1655.50 1459.00 1309.00 916.00 480.50 344.00 9999.00
1973 323.00 436.50 464.50 798.00 1231.50 1404.00 1577.00 1541.00 1347.00 1135.50 701.00 566.50 9999.00
1974 400.50 479.00 744.50 897.00 1165.50 1512.00 1501.00 1517.50 1340.00 1063.50 686.00 369.00 9999.00
1975 431.50 433.00 595.00 622.00 1077.50 1337.50 1551.00 1560.50 1377.00 1043.50 711.00 447.50 9999.00
1976 490.50 576.50 650.50 799.50 1177.00 1397.00 1493.50 1514.00 1193.00 1011.50 720.00 0.00 z 9999.00
1977 445.00 627.00 585.50 937.00 970.00 1447.50 1580.50 1541.50 1365.00 1188.00 818.50 687.50 9999.00
1978 474.50 482.50 756.00 825.50 1146.00 1529.50 1617.00 1515.00 1322.00 1223.50 627.00 363.00 9999.00
1979 268.50 470.00 629.50 917.00 1118.50 1437.50 1604.00 1463.50 1505.00 1214.50 667.00 615.50 9999.00
1980 532.00 617.00 621.50 879.00 1000.50 1454.00 1645.00 1520.00 1391.50 1141.00 796.00 718.50 9999.00
1981 631.50 613.50 658.50 958.50 1119.50 1496.00 1577.50 1590.00 1392.50 1001.50 833.00 621.50 9999.00
1982 423.00 540.00 662.50 910.50 1108.50 1305.00 1517.00 1535.00 1314.00 1043.00 634.00 405.00 9999.00
1983 507.00 492.50 654.50 721.50 1165.00 1316.50 1563.50 1447.50 1370.00 1061.50 685.50 545.50 9999.00
1984 492.50 576.50 826.50 831.00 1363.50 1328.50 1452.00 1451.00 1384.50 969.50 681.00 404.50 9999.00
1985 395.00 433.50 681.50 1023.50 1227.50 1438.00 1563.00 1574.50 1115.00 1026.50 393.50 j 303.00 k 9999.00
1986 468.00 i 607.50 581.50 j 945.50 797.00 j 1014.00 i 1049.50 i 982.00 k 854.00 i 1027.00 438.00 l 317.50 k 2580.00
1987 286.00 j 484.50 442.50 j 735.00 i 725.50 k 1423.89 c 964.50 k 328.50 x 948.00 i 870.00 i 439.00 k 272.50 k 1908.39
1988 273.00 k 624.00 736.25 a 638.50 i 694.50 m 1370.56 c 1003.00 k 1522.50 787.00 l 844.50 j 525.00 i 309.50 k 4253.31
1989 259.50 j 536.15 a 648.50 i 746.50 j 859.00 i 1408.00 1052.50 k 1489.00 932.50 j 809.00 i 511.50 j 292.50 m 3433.15
1990 322.50 i 434.50 545.00 i 614.00 j 782.00 i 1050.50 i 1025.50 j 1431.50 855.00 k 1166.50 452.50 k 271.50 l 3032.50
1991 309.50 i 675.50 344.00 j 865.00 783.50 i 879.50 j 1084.50 i 1092.00 i 900.00 j 1231.00 444.50 l 294.00 l 2771.50
1992 298.00 i 374.50 j 487.00 i 714.50 i 796.50 k 986.00 i 1096.50 i 1015.50 j 1030.50 i 862.00 i 403.50 k 243.50 k 0.00
1993 307.50 k 467.00 780.00 691.00 i 818.50 k 1435.34 a 1038.00 j 1092.00 i 968.50 i 786.00 j 477.50 j 333.50 l 2682.34
1994 396.50 j 461.00 799.00 625.00 j 750.50 j 1506.00 1044.00 k 1633.00 998.50 i 711.50 j 386.50 j 309.00 k 4399.00
1995 292.50 j 660.50 742.00 530.00 k 728.50 i 1322.07 a 1055.50 k 1615.62 a 959.00 j 840.50 i 573.00 j 406.00 l 4340.19
1996 434.50 i 664.50 523.50 j 717.00 i 909.00 i 991.50 j 1133.50 i 1102.00 i 835.00 j 1106.00 536.00 k 353.50 k 1770.50
1997 332.00 i 499.50 536.00 m 839.00 929.50 j 950.50 i 1117.50 i 1089.00 j 975.50 j 1084.00 492.00 l 260.50 j 2422.50
1998 353.50 j 409.50 491.50 i 763.00 619.00 l 943.50 h 1643.50 1059.00 j 987.00 i 781.00 i 473.00 k 312.50 j 2816.00
1999 386.00 k 404.50 h 565.50 h 535.00 i 748.00 k 998.50 h 899.50 l 1108.00 i 977.50 i 821.00 k 624.50 j 347.50 k 0.00
2000 446.50 j 449.50 h 515.00 h 675.50 k 907.00 i 1077.50 h 1061.50 k 1134.50 h 982.00 j 725.50 i 345.00 j 368.50 l 0.00
2001 302.00 i 313.50 h 539.00 i 600.50 j 987.50 i 1018.50 i 1060.00 j 1143.50 h 950.50 k 873.50 h 539.50 j 242.00 l 0.00
2002 349.50 i 586.50 488.50 k 1008.50 851.00 i 1015.50 j 1161.50 i 1118.50 i 976.50 j 767.50 i 532.00 k 325.00 k 1595.00
2003 508.00 i 343.50 h 521.50 j 602.00 h 845.00 j 976.50 i 1168.50 i 1035.00 j 979.50 i 917.00 i 416.50 j 392.50 h 0.00
2004 364.00 i 328.50 i 744.50 h 677.00 i 809.00 k 1021.50 h 1100.50 i 1105.50 i 1003.50 h 691.50 j 396.50 h 351.00 h 0.00
2005 320.50 l 334.00 h 515.50 h 634.00 i 840.50 j 0.00 z 1136.50 j 1065.50 i 1050.00 h 735.50 j 0.00 z 429.00 i 0.00
2006 409.50 i 448.50 h 476.50 h 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 312.50 j 0.00
2007 321.00 h 407.50 h 628.50 j 679.50 i 489.00 s 855.50 m 1191.00 i 1190.00 h 952.50 j 871.50 h 690.00 h 268.00 j 0.00
2008 303.00 h 406.50 h 0.00 z 501.00 o 399.50 t 835.50 m 970.50 l 684.50 q 839.50 l 795.00 j 364.50 p 241.00 o 0.00
2009 274.00 o 287.00 n 382.50 p 505.50 n 917.00 j 964.50 h 1251.00 h 1097.00 j 939.00 j 432.00 q 198.50 w 0.00 z 0.00
2010 350.00 j 315.00 i 628.50 809.00 1091.50 1402.00 1630.50 1591.50 1472.00 1104.00 680.00 614.00 9999.00
2011 471.50 415.00 792.05 a 948.00 1093.00 1413.00 1577.00 1665.00 1442.00 1156.82 a 629.50 327.50 9999.00
2012 574.00 533.50 703.50 975.00 1289.08 a 1464.00 1543.59 b 1590.30 a 1358.79 a 1098.00 855.50 491.50 9999.00
2013 365.00 417.50 872.98 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1655.48
Period of Record Statistics
MEAN 402.02 483.01 668.17 864.45 1137.09 1373.87 1562.10 1505.19 1340.12 1063.41 664.38 457.31 11526.13
S.D. 94.01 98.86 104.51 96.38 97.38 76.61 57.58 63.19 71.74 100.04 98.53 102.44 421.45
SKEW -0.40 -0.01 0.24 0.03 -0.38 -0.10 -0.81 -0.13 -0.35 -0.28 0.02 0.42 0.17
MAX 631.50 675.50 973.50 1064.00 1363.50 1529.50 1655.50 1665.00 1505.00 1303.50 855.50 718.50 12493.50
MIN 126.50 228.50 432.50 622.00 878.50 1187.00 1370.50 1302.00 1115.00 781.50 480.50 243.00 9999.00
NO YRS 73 86 77 78 74 80 74 78 73 79 71 70 61