TEMPE A S U, ARIZONA

Monthly Total Growing Degree Days

(028499)

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
1953 399.50 358.50 619.50 740.00 858.00 1243.00 1521.50 1458.50 1250.00 927.00 605.50 256.00 9999.00
1954 351.50 562.00 554.00 905.00 1093.00 1216.50 1471.00 1419.50 1294.00 1000.50 653.50 375.00 9999.00
1955 227.50 280.50 573.50 715.50 985.00 1192.50 1392.00 1425.00 1230.50 1067.00 546.50 457.00 9999.00
1956 468.50 279.50 619.50 753.00 1095.00 1353.50 1469.50 1377.00 1299.00 921.50 492.93 a 375.50 9999.00
1957 385.50 549.00 627.00 731.00 953.00 1317.50 1538.00 1445.00 1219.50 911.00 442.50 412.30 a 9999.00
1958 352.00 460.00 477.50 754.00 1205.00 1316.50 1516.00 1509.00 1293.50 1034.00 576.50 468.50 9999.00
1959 384.50 327.50 612.00 892.50 984.00 1374.00 1566.57 b 1449.00 1222.00 950.00 573.50 380.50 9999.00
1960 237.00 272.50 690.50 814.00 1055.50 1369.00 1518.00 1467.00 1315.00 900.50 574.50 333.50 9999.00
1961 425.00 422.00 593.00 806.50 1012.00 1338.50 1508.00 1457.00 1179.50 889.00 436.73 d 330.00 9999.00
1962 316.50 411.50 450.50 919.50 964.50 1208.50 1490.00 1539.00 1292.00 973.00 674.00 456.50 9999.00
1963 265.50 537.00 577.50 697.50 1136.50 1168.50 1539.50 1438.50 1334.50 1054.50 602.50 352.50 9999.00
1964 228.50 261.00 494.50 744.31 a 1003.50 1209.50 1528.00 1400.00 1202.00 1035.00 428.50 353.00 9887.81
1965 375.00 348.50 502.50 725.50 946.50 1112.50 1535.50 1493.50 1176.50 999.00 632.00 381.00 9999.00
1966 252.50 270.50 644.50 850.50 0.00 z 1313.00 1572.50 1525.50 1269.50 943.00 618.00 373.50 9633.00
1967 302.50 425.50 669.00 643.00 1033.00 1183.00 1546.00 1506.50 1284.00 993.00 684.50 236.50 9999.00
1968 351.00 537.50 602.43 a 754.50 1064.50 1292.07 a 1470.50 1376.40 a 1215.50 950.50 540.00 276.93 a 9999.00
1969 437.50 348.50 488.00 824.00 1108.50 1217.00 1555.50 1602.00 1292.50 841.00 581.00 396.50 9999.00
1970 290.50 476.50 550.80 c 658.50 1102.00 1309.50 1593.50 1524.00 1177.50 807.50 559.50 317.00 9999.00
1971 341.00 381.50 627.00 727.00 959.50 1228.50 1583.00 1472.00 1253.00 812.50 519.00 261.00 9999.00
1972 278.00 469.00 846.50 832.00 1077.00 1318.50 1583.00 1460.00 1240.00 913.50 420.50 277.00 9999.00
1973 248.50 396.50 433.50 730.50 1132.00 1286.00 1546.00 1525.00 1231.00 962.00 525.50 373.50 9999.00
1974 348.00 360.50 659.00 792.50 1108.50 1414.66 a 1510.00 1465.50 1274.00 998.00 562.50 254.00 9999.00
1975 317.50 347.00 528.50 612.50 999.50 1241.50 1542.50 1503.50 1273.50 925.50 546.00 383.50 9999.00
1976 372.00 516.00 571.00 737.00 1118.00 1321.00 1542.00 1451.00 1208.00 882.00 591.00 356.00 9999.00
1977 328.00 465.50 511.00 838.00 936.00 1340.00 1541.00 1519.00 1246.50 1025.00 616.00 457.00 9999.00
1978 366.00 402.00 695.00 763.50 1071.50 1388.00 1569.00 1411.50 1254.00 1056.50 547.50 276.00 9999.00
1979 222.50 363.50 553.00 801.50 1064.00 1325.00 1535.00 1422.38 a 1363.97 a 1007.50 474.00 390.50 9999.00
1980 401.00 475.50 534.50 766.50 950.00 1277.00 1542.00 1439.50 1248.62 a 964.50 596.00 517.50 9999.00
1981 452.00 451.00 593.50 936.50 1098.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3531.00
1982 0.00 z 0.00 z 655.28 b 884.00 1142.00 1300.50 1555.00 1596.50 1346.00 967.50 621.00 424.00 9999.00
1983 498.00 493.00 658.00 754.50 1151.50 1336.50 1600.50 1533.00 1436.50 1081.00 657.50 499.50 9999.00
1984 488.00 527.00 781.00 868.00 1346.00 1381.03 a 1556.50 1549.00 1394.00 933.00 629.00 424.50 9999.00
1985 429.00 477.50 687.00 1016.50 1254.00 1478.50 1638.50 1602.50 1218.50 1054.50 602.50 478.00 9999.00
1986 646.00 557.50 853.00 969.50 1227.00 1489.50 1546.50 1620.50 1236.00 1019.00 709.50 490.50 9999.00
1987 454.50 520.50 676.00 1076.00 1239.00 1466.00 1543.50 1534.50 1318.00 1187.50 648.00 380.50 9999.00
1988 451.50 615.50 764.00 915.00 1207.50 1461.50 1623.00 1563.00 1326.00 1244.00 708.00 458.00 9999.00
1989 446.00 567.50 851.50 1110.00 1243.00 1418.50 1650.50 1537.00 1369.50 1089.50 745.50 483.00 9999.00
1990 462.50 458.00 796.50 993.00 1166.50 1468.50 1584.00 1468.00 1359.00 1102.50 743.50 403.00 9999.00
1991 468.50 670.50 561.50 850.50 1115.50 1295.00 1574.00 1571.00 1341.50 1139.50 653.00 503.00 9999.00
1992 467.50 603.00 709.00 1010.00 1254.50 1393.50 1552.00 1486.00 1351.00 1071.00 530.50 357.00 9999.00
1993 498.50 449.50 715.50 899.00 1229.00 1306.00 1462.50 1462.00 1267.00 971.50 488.50 337.50 9999.00
1994 349.50 376.00 680.50 811.00 1114.50 1490.00 1612.00 1662.00 1366.50 991.00 544.00 469.50 9999.00
1995 450.50 655.00 783.00 831.50 1075.50 1315.00 1593.50 1638.50 1407.50 1068.50 805.50 534.50 9999.00
1996 521.00 642.50 764.50 977.50 1256.00 1464.50 1653.00 1629.50 1298.00 1053.50 606.00 f 533.50 9999.00
1997 511.50 522.50 899.50 900.00 1369.00 1340.00 1575.50 869.00 n 1457.00 1043.50 530.00 i 215.00 p 9618.50
1998 512.50 414.50 676.50 772.00 1072.50 0.00 z 1630.50 1620.50 1401.50 1032.50 679.50 468.00 9999.00
1999 527.52 a 572.25 d 506.50 i 533.50 j 1149.21 c 1383.75 b 1545.00 1584.50 1392.41 a 1198.84 b 668.50 f 502.00 9855.49
2000 589.60 e 487.50 f 724.48 d 826.50 f 1004.00 h 1458.10 a 1626.00 1588.50 1449.00 610.00 o 489.83 a 538.88 a 8464.39
2001 488.52 b 486.89 a 652.00 g 908.79 a 1360.50 1468.97 a 1609.42 a 1606.66 b 1479.31 a 911.00 g 819.11 b 296.00 f 9999.00
2002 456.00 559.50 704.00 1020.50 1196.50 1495.00 1637.00 1598.00 1414.00 1038.50 535.50 j 461.50 9999.00
2003 675.50 508.50 712.00 867.00 1252.50 1417.50 1679.50 1609.50 1443.00 1245.50 637.00 506.50 9999.00
2004 540.00 454.00 955.00 947.00 1252.50 1440.00 1631.00 1565.00 1366.50 1042.00 628.00 511.50 9999.00
2005 570.00 550.50 730.50 909.00 e 1267.50 1426.50 1683.00 1564.00 1126.50 g 1148.00 668.00 f 536.00 9999.00
2006 539.50 535.00 614.00 585.00 j 1266.50 1519.50 1690.50 1567.50 1295.00 1019.00 697.00 341.50 9999.00
2007 328.48 e 490.50 771.90 a 879.00 1207.50 1389.50 1611.00 1624.50 1387.50 1087.00 767.00 336.50 9999.00
2008 396.00 455.00 719.50 862.50 1070.00 1418.00 1613.00 1537.50 1348.00 1038.50 710.50 433.50 9999.00
2009 529.50 504.50 730.50 827.00 1273.50 1300.50 1634.50 1521.00 1337.00 949.50 411.50 m 338.00 9999.00
2010 483.00 472.50 631.00 825.50 1030.50 1325.00 1599.50 1550.60 e 1378.50 1069.00 579.50 407.00 g 9999.00
2011 377.68 a 237.50 g 709.68 c 875.40 e 1028.17 a 1257.78 c 1548.93 b 1622.00 1346.38 a 1018.57 c 563.08 d 323.90 b 9999.00
2012 462.42 a 444.67 b 682.60 e 723.50 f 890.00 g 1359.44 c 1504.07 d 1236.50 f 1306.67 c 881.00 546.50 292.50 7479.87
2013 313.50 236.50 149.00 u 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 550.00
Period of Record Statistics
MEAN 410.95 458.21 656.83 839.75 1121.60 1343.77 1565.91 1520.96 1309.94 1009.28 600.44 400.79 11080.52
S.D. 105.42 103.39 112.79 107.45 117.77 95.37 58.96 73.65 76.90 95.18 92.79 84.39 775.68
SKEW 0.14 -0.21 0.28 0.30 0.09 -0.16 -0.16 -0.07 0.22 0.29 0.22 -0.09 0.50
MAX 675.50 670.50 955.00 1110.00 1369.00 1519.50 1690.50 1662.00 1479.31 1245.50 819.11 538.88 12554.00
MIN 222.50 236.50 433.50 612.50 858.00 1112.50 1392.00 1376.40 1176.50 807.50 420.50 236.50 9887.81
NO YRS 60 58 58 56 57 58 59 57 58 57 53 56 44