SOUTH PHOENIX, ARIZONA

Monthly Total Growing Degree Days

(028112)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 200705
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
1961 286.50 l 421.50 587.50 803.50 992.00 1346.00 1503.50 a 1435.09 b 1134.00 842.50 438.00 306.00 9809.59
1962 312.50 385.50 438.00 880.00 950.00 1177.00 1438.50 1490.00 1219.50 903.00 600.00 425.50 9999.00
1963 216.50 508.50 539.00 686.00 1135.50 1155.50 1548.00 1411.00 1274.00 1004.50 553.50 311.03 a 9999.00
1964 179.05 b 225.00 448.50 678.00 931.50 1138.50 1449.00 0.00 z 0.00 z 0.00 z 413.00 345.00 5807.55
1965 386.50 372.00 484.00 686.50 893.32 a 1052.50 1424.50 1363.50 0.00 z 932.00 624.00 413.00 8631.82
1966 275.00 284.00 652.00 820.00 1139.50 1256.00 1482.00 1435.00 1239.50 909.00 594.00 367.50 9999.00
1967 290.50 430.50 636.50 619.00 988.00 1144.00 1458.50 1436.50 1247.00 970.00 670.50 217.00 9999.00
1968 371.50 550.50 593.50 736.50 981.50 1221.72 a 1396.00 1314.00 1196.50 915.50 539.50 292.00 9999.00
1969 466.50 376.50 513.50 800.00 1100.50 1198.50 1493.50 1517.00 1237.00 830.50 599.50 440.72 a 9999.00
1970 349.50 541.50 604.50 684.00 1090.00 1280.00 1554.50 1483.50 1168.00 845.00 593.00 400.50 9999.00
1971 380.00 412.50 669.00 767.50 946.50 1224.50 1523.00 1414.50 1236.00 869.00 558.00 324.00 9999.00
1972 333.00 532.50 863.50 823.50 1045.50 1281.00 1538.00 1412.50 1230.50 927.00 0.00 z 319.50 9999.00
1973 308.45 a 447.00 477.50 744.50 1123.50 1287.00 1466.50 1451.50 1132.00 925.50 521.00 392.50 9999.00
1974 358.50 393.50 700.00 789.00 1066.50 1353.00 1427.50 1376.50 1232.50 993.50 557.00 259.00 9999.00
1975 322.00 380.50 530.50 614.00 981.50 1195.50 1477.00 1426.00 1251.50 901.50 561.50 440.50 9999.00
1976 435.50 567.00 629.50 796.50 1117.00 1259.50 1435.50 1440.00 1167.00 887.50 636.50 398.00 9999.00
1977 407.50 538.00 578.50 883.50 943.50 1381.00 1534.50 1466.00 1234.00 1049.50 675.00 505.00 9999.00
1978 424.50 454.50 731.50 752.00 1028.50 1333.50 1498.00 1409.00 1235.50 1069.00 598.50 333.50 9999.00
1979 256.00 392.00 571.00 784.50 1036.00 1298.00 1463.00 1357.00 1344.00 979.50 528.00 465.00 9999.00
1980 484.00 562.00 587.00 800.50 973.50 1278.00 1533.50 1421.50 1224.50 945.00 575.00 551.50 9999.00
1981 479.50 469.50 621.00 911.00 1047.00 1372.00 1507.00 1514.00 1268.00 894.00 660.00 452.50 9999.00
1982 351.50 486.50 605.00 802.00 1043.00 1185.50 1448.00 1485.00 1228.00 865.00 567.50 365.50 9999.00
1983 445.50 442.00 619.00 704.00 1092.00 1263.00 1548.00 1497.50 1422.00 1022.50 587.00 450.00 9999.00
1984 418.00 473.50 705.50 813.50 1257.50 1287.00 1475.50 1507.50 1302.00 853.00 552.00 350.00 9999.00
1985 342.00 410.50 620.00 928.50 1135.00 1328.50 1506.50 1464.50 1093.50 927.00 491.50 356.50 9999.00
1986 545.00 468.50 793.50 857.00 1103.00 1341.50 1404.50 1507.00 1111.50 884.00 598.00 361.50 9999.00
1987 340.50 440.00 591.50 960.50 1118.50 1345.50 1427.50 1435.00 1211.00 1066.00 542.00 269.00 9999.00
1988 348.00 532.50 658.50 829.50 1068.00 1344.00 1528.00 1478.50 1206.50 1132.00 571.50 355.00 9999.00
1989 340.50 492.50 764.50 1008.50 1130.00 1299.00 1546.00 1442.50 1286.00 966.00 636.50 405.00 9999.00
1990 375.00 413.50 752.00 934.00 1088.50 1386.00 1496.00 1384.00 1262.00 1007.00 640.50 304.50 9999.00
1991 373.00 610.50 528.00 782.00 1038.50 1197.50 1477.50 1479.50 1263.00 1042.50 555.00 439.00 9999.00
1992 401.00 534.50 661.00 935.50 1150.00 1276.00 1453.00 1449.00 1297.00 1027.00 458.50 307.00 9999.00
1993 475.50 446.50 687.50 858.50 1172.50 1284.50 1426.00 1457.50 1253.50 976.50 526.50 410.00 9999.00
1994 407.50 422.50 722.50 860.00 1077.50 1375.50 1502.50 1553.00 1305.00 919.00 472.00 446.50 9999.00
1995 403.00 610.00 693.50 779.00 998.00 1214.50 1506.50 1548.50 1350.00 996.00 727.50 442.00 9999.00
1996 437.00 589.50 735.50 925.50 1185.00 1395.50 1572.50 1551.50 1223.00 963.50 669.00 420.00 9999.00
1997 446.00 458.00 816.00 844.50 1281.50 1253.50 1489.50 1533.50 1364.00 946.00 610.00 332.50 9999.00
1998 427.00 358.50 631.50 713.50 1009.00 0.00 z 1546.50 1559.00 1295.50 929.00 582.50 390.00 9442.00
1999 457.00 511.00 691.00 713.50 1082.50 1297.00 1484.38 a 1484.50 1334.50 1233.00 699.50 372.00 9999.00
2000 465.00 534.50 649.50 950.00 1216.00 1351.50 1521.00 1485.50 1325.00 906.00 378.00 421.50 9999.00
2001 381.00 383.50 681.50 805.50 1268.50 1358.50 1500.50 1480.50 1357.00 1036.00 682.00 303.00 9999.00
2002 371.00 485.00 643.50 932.50 1111.00 1384.00 1534.50 1503.50 1302.00 922.50 657.00 367.50 9999.00
2003 573.50 457.00 654.50 774.00 1167.00 1334.50 1597.50 1533.00 1362.00 1145.50 547.00 417.00 9999.00
2004 465.50 403.00 906.00 888.00 1193.50 1349.00 1532.50 1469.50 1277.50 946.50 530.00 400.00 9999.00
2005 475.50 464.00 626.50 852.50 1181.50 1337.00 1604.00 1497.00 1302.50 1040.00 655.50 425.50 9999.00
2006 461.50 526.50 627.50 862.50 1236.00 1458.50 1616.50 1514.00 1239.00 967.50 673.00 345.50 9999.00
2007 361.00 504.00 797.50 896.50 1217.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3776.00
Period of Record Statistics
MEAN 389.64 461.76 645.07 814.28 1087.90 1286.22 1497.75 1463.88 1255.55 962.49 580.11 378.59 10885.37
S.D. 79.19 79.84 101.34 92.08 95.55 82.90 52.15 55.76 70.06 84.63 76.21 66.56 441.87
SKEW -0.27 -0.42 0.25 -0.15 0.07 -0.54 0.15 -0.44 -0.12 0.94 -0.48 -0.01 -0.22
MAX 573.50 610.50 906.00 1008.50 1281.50 1458.50 1616.50 1559.00 1422.00 1233.00 727.50 551.50 11667.50
MIN 179.05 225.00 438.00 614.00 893.32 1052.50 1396.00 1314.00 1093.50 830.50 378.00 217.00 9999.00
NO YRS 46 47 47 47 47 45 46 45 44 45 45 46 41