PHOENIX SKY HARBOR INTL AP, ARIZONA

Monthly Total Growing Degree Days

(026481)

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
1933 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1364.50 1657.50 1583.50 1371.50 1098.50 623.00 399.50 8098.00
1934 378.50 523.00 867.00 981.50 1263.00 1241.00 1638.50 1515.00 1280.00 1028.00 569.50 432.00 9999.00
1935 373.00 441.00 469.00 792.00 963.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3038.00
1936 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
1937 0.00 z 356.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 611.50 467.00 1435.00
1938 393.00 402.50 550.50 797.00 1044.00 1301.50 1514.50 1494.50 1333.50 905.00 394.50 421.50 9999.00
1939 332.50 197.00 648.50 904.50 1162.00 1339.50 0.00 z 1559.00 1260.00 0.00 z 0.00 z 0.00 z 7403.00
1940 0.00 z 0.00 z 731.00 0.00 z 1262.00 1473.00 1614.00 1584.00 1350.50 1014.50 530.50 483.50 9999.00
1941 412.00 485.50 572.00 648.00 1068.50 1216.50 1507.00 1433.00 1167.93 a 820.00 599.50 381.50 9999.00
1942 389.00 308.50 528.50 745.00 1040.05 a 1298.00 1608.00 1477.50 1295.17 a 945.00 659.00 450.50 9999.00
1943 368.50 493.50 721.78 a 920.00 1164.00 1306.50 1581.50 1470.50 1320.00 962.50 583.00 381.50 9999.00
1944 306.50 338.50 495.00 716.50 1048.00 1189.00 1507.00 1559.50 1290.50 1032.00 497.00 369.50 9999.00
1945 325.00 407.00 0.00 z 0.00 z 0.00 z 0.00 z 1581.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2313.50
1946 0.00 z 338.00 643.00 968.00 1110.50 1385.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4445.00
1947 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 288.00 288.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1586.00 1591.50 1366.50 1042.00 442.00 311.00 6339.00
1949 140.50 330.50 591.00 917.00 1116.00 1357.50 1562.50 1475.50 1380.50 882.50 730.00 354.00 9999.00
1950 314.00 529.00 697.00 974.00 1115.50 1345.00 1565.00 1557.50 1264.00 1185.00 725.00 541.50 9999.00
1951 366.50 450.50 642.50 832.50 1136.00 1288.50 1627.00 1463.50 1296.00 987.00 558.50 373.50 9999.00
1952 353.50 412.00 483.00 825.00 1227.00 1334.50 1544.50 1578.00 1373.50 1138.00 513.00 340.50 9999.00
1953 449.50 371.50 665.50 798.50 958.50 1348.50 1575.00 1527.50 1321.50 980.50 642.50 287.50 9999.00
1954 379.00 590.00 568.00 946.00 1183.50 1339.00 1590.50 1501.50 1386.50 1082.00 737.00 434.50 9999.00
1955 269.00 304.00 669.50 799.00 1104.50 1311.00 1446.50 1443.50 1286.00 1104.50 573.00 490.50 9999.00
1956 495.50 315.00 669.50 784.00 1143.00 1404.50 1485.00 1417.00 1335.50 921.50 534.50 410.50 9999.00
1957 432.50 599.50 675.00 794.50 1018.50 1410.50 1593.00 1488.00 1294.00 947.00 491.00 463.50 9999.00
1958 402.00 503.00 527.00 799.50 1279.50 1473.50 1660.00 1632.50 1396.50 1134.50 642.00 496.00 9999.00
1959 425.50 388.50 729.00 1003.00 1124.00 1509.00 1672.50 1490.50 1299.00 1013.00 627.50 422.00 9999.00
1960 265.00 331.50 776.00 910.50 1170.00 1499.00 1623.00 1540.50 1375.50 946.00 614.50 325.00 9999.00
1961 439.50 435.50 606.00 874.00 1102.00 1456.00 1600.50 1505.00 1216.00 918.00 511.50 379.50 9999.00
1962 362.00 439.50 496.00 969.50 1036.00 1293.00 1556.00 1603.50 1329.00 978.00 657.00 466.00 9999.00
1963 277.50 564.00 649.50 774.50 1239.50 1250.50 1612.50 1459.00 1351.00 1122.00 656.00 365.50 9999.00
1964 214.50 267.50 512.00 754.00 1042.50 1276.00 1567.00 1430.50 1226.50 1082.00 465.00 370.00 9999.00
1965 392.00 346.50 498.50 702.00 985.50 1168.50 1581.00 1518.50 1174.00 1047.50 662.50 398.00 9999.00
1966 254.50 272.50 655.50 892.50 1242.00 1402.00 1643.50 1578.50 1284.50 957.00 615.50 376.50 9999.00
1967 331.00 439.50 705.50 670.50 1089.00 1233.00 1598.50 1581.50 1343.50 1036.00 715.00 255.00 9999.00
1968 383.50 569.50 616.50 800.00 1135.00 1385.00 1557.00 1440.50 1307.00 1012.50 574.50 301.00 9999.00
1969 461.50 363.50 523.00 854.50 1186.50 1325.50 1646.00 1686.00 1380.50 912.00 663.50 460.00 9999.00
1970 374.50 565.00 603.00 741.00 1226.50 1442.50 1705.00 1628.50 1267.00 900.50 641.50 390.50 9999.00
1971 405.00 455.00 720.00 795.00 1031.50 1357.00 1701.50 1538.00 1366.50 907.50 589.50 316.00 9999.00
1972 352.00 554.50 947.00 941.50 1185.00 1433.00 1684.50 1545.50 1342.50 989.00 543.00 374.50 9999.00
1973 345.50 490.00 515.00 815.50 1267.00 1441.50 1658.50 1653.50 1341.50 1067.50 622.50 477.00 9999.00
1974 434.00 467.00 760.50 918.50 1244.00 1565.00 1625.50 1587.50 1415.50 1111.00 644.00 328.00 9999.00
1975 379.00 392.00 587.50 677.00 1136.50 1396.50 1681.50 1607.50 1384.50 1019.00 626.00 459.00 9999.00
1976 480.50 601.00 666.50 859.50 1261.50 1436.00 1599.50 1571.00 1288.50 1053.00 721.50 482.00 9999.00
1977 427.00 607.00 644.00 1005.50 1106.00 1540.50 1703.00 1677.00 1425.50 1200.00 774.00 615.50 9999.00
1978 514.50 521.50 791.50 876.00 1192.00 1528.00 1693.00 1593.50 1387.50 1195.50 644.50 369.00 9999.00
1979 312.00 439.50 633.00 901.50 1178.50 1484.00 1668.50 1531.50 1506.50 1153.00 545.50 491.00 9999.00
1980 514.00 595.00 641.00 895.00 1114.50 1467.00 1725.00 1617.50 1419.00 1102.00 723.00 659.00 9999.00
1981 593.50 597.50 736.00 1079.00 1254.00 1601.50 1711.00 1728.50 1475.00 1043.00 783.00 576.00 9999.00
1982 430.50 563.00 693.00 974.00 1251.00 1441.50 1663.00 1664.50 1401.00 1038.50 654.50 437.50 9999.00
1983 496.50 512.50 688.00 798.50 1257.00 1458.50 1719.50 1629.00 1528.00 1153.00 671.50 532.00 9999.00
1984 540.00 582.00 857.00 919.50 1456.00 1467.50 1602.50 1588.00 1423.50 972.00 657.00 424.00 9999.00
1985 442.00 489.50 705.50 1054.00 1370.00 1569.50 1703.00 1688.00 1268.50 1087.50 640.00 493.00 9999.00
1986 663.00 587.50 909.00 1025.00 1310.00 1585.00 1619.50 1687.50 1323.00 1075.00 750.50 508.50 9999.00
1987 455.50 552.50 724.50 1136.50 1319.00 1589.50 1646.00 1618.00 1405.50 1267.00 694.00 391.50 9999.00
1988 466.50 651.50 813.50 988.50 1283.50 1593.50 1740.50 1670.50 1422.00 1315.00 732.50 486.50 9999.00
1989 445.50 611.00 932.00 1201.00 1335.50 1562.50 1779.50 1663.00 1495.00 1157.50 791.50 524.50 9999.00
1990 482.50 464.00 841.00 1084.00 1273.50 1614.00 1662.50 1573.50 1426.50 1200.00 778.00 425.50 9999.00
1991 492.00 727.00 628.00 963.50 1231.50 1434.00 1706.50 1688.00 1455.00 1246.00 705.50 535.00 9999.00
1992 505.50 642.00 765.50 1109.00 1337.00 1503.50 1636.00 1620.00 1514.50 1233.50 644.00 426.50 9999.00
1993 564.00 509.00 794.50 1013.00 1354.00 1487.50 1638.50 1598.00 1438.00 1137.00 641.00 502.50 9999.00
1994 519.50 504.50 772.50 953.00 1187.50 1563.50 1669.50 1712.00 1406.00 1025.50 540.00 475.00 9999.00
1995 448.50 648.00 753.00 851.50 1124.00 1385.00 1689.00 1693.00 1475.50 1122.00 799.00 525.50 9999.00
1996 491.00 647.50 777.00 1021.00 1332.50 1557.50 1711.50 1676.00 1326.50 1080.50 735.00 510.50 9999.00
1997 487.00 497.50 912.50 926.50 1434.00 1432.00 1668.00 1640.00 1500.50 1074.50 722.00 399.50 9999.00
1998 514.50 394.00 679.00 800.00 1123.50 1360.00 1690.50 1694.50 1434.50 1056.50 680.50 446.00 9999.00
1999 520.00 569.00 773.00 777.00 1233.50 1464.50 1588.50 1643.00 1420.50 1217.50 840.50 472.50 9999.00
2000 559.00 604.50 717.00 1056.50 1390.00 1530.00 1706.00 1625.50 1507.00 1007.50 506.00 535.50 9999.00
2001 436.00 472.00 793.50 950.00 1453.50 1559.50 1687.00 1694.50 1565.50 1220.00 851.00 426.50 9999.00
2002 494.00 596.50 781.50 1098.50 1292.00 1601.00 1736.00 1707.00 1493.50 1088.50 806.00 471.00 9999.00
2003 680.50 542.50 766.50 907.00 1343.00 1552.00 1786.50 1692.50 1522.00 1324.50 656.50 520.50 9999.00
2004 543.50 459.50 1000.00 981.00 1344.50 1535.50 1688.50 1633.50 1443.00 1089.00 628.50 495.50 9999.00
2005 551.00 538.50 741.00 967.00 1324.00 1512.50 1774.00 1618.50 1487.50 1185.50 788.00 521.50 9999.00
2006 549.00 610.50 691.50 980.50 1385.00 1638.50 1752.50 1628.50 1368.50 1118.00 813.50 443.50 9999.00
2007 403.00 556.50 890.00 1010.00 1383.00 1582.00 1730.50 1742.00 1510.50 1184.50 901.00 409.00 9999.00
2008 455.00 528.00 826.00 1020.00 1194.00 1594.50 1701.50 1641.00 1495.50 1173.50 814.00 490.00 9999.00
2009 579.50 579.50 851.00 942.00 1430.50 1461.00 1806.50 1711.00 1500.00 1067.00 823.00 423.50 9999.00
2010 540.00 535.50 705.00 918.00 1185.50 1537.00 1758.50 1674.50 1545.00 1169.00 690.50 607.00 9999.00
2011 486.00 428.50 862.50 1027.50 1201.50 1523.00 1711.50 1806.00 1541.00 1203.00 704.00 409.00 9999.00
2012 579.50 589.00 802.00 1053.00 1380.00 1612.50 1670.50 1715.00 1459.50 1203.32 a 857.00 521.00 9999.00
2013 430.90 a 484.00 915.50 34.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 8.50 z 1830.40
Period of Record Statistics
MEAN 433.36 487.84 703.84 906.29 1209.13 1439.53 1647.32 1595.97 1383.49 1074.89 659.36 440.31 12021.78
S.D. 100.24 108.78 124.07 119.35 122.21 116.85 74.40 87.70 92.61 108.25 106.42 79.94 914.78
SKEW -0.19 -0.40 0.11 -0.03 0.04 -0.32 -0.27 -0.18 -0.08 0.05 -0.03 0.08 -0.22
MAX 680.50 727.00 1000.00 1201.00 1456.00 1638.50 1806.50 1806.00 1565.50 1324.50 901.00 659.00 13498.50
MIN 140.50 197.00 469.00 648.00 958.50 1168.50 1446.50 1417.00 1167.93 820.00 394.50 255.00 9999.00
NO YRS 74 76 75 73 74 74 74 74 74 73 74 75 70