FOUNTAIN HILLS, ARIZONA

Monthly Total Growing Degree Days

(023190)

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
1979 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 1073.93 c 529.00 494.50 2097.43
1980 469.00 544.50 565.00 824.00 1014.50 1378.50 1651.00 1514.50 1348.50 0.00 z 704.00 641.50 9999.00
1981 563.50 547.00 663.50 1024.50 1225.00 1531.50 1644.00 1180.50 h 993.00 g 1008.00 761.50 525.00 9493.50
1982 341.50 486.50 605.00 863.50 1150.50 1341.50 1590.50 1632.00 1383.00 1006.00 604.50 369.50 9999.00
1983 434.50 417.50 577.50 697.50 1134.00 1353.50 1630.50 1574.00 1458.00 1064.50 605.00 410.50 9999.00
1984 428.50 467.50 739.50 807.50 1345.00 1415.50 1531.00 1543.50 1384.50 889.00 566.00 335.50 9999.00
1985 325.00 391.00 616.00 946.00 1223.50 1463.50 1633.50 1569.00 1193.50 1008.00 531.00 399.00 9999.00
1986 555.50 462.50 809.00 913.50 1211.00 1474.50 1530.50 1622.00 1215.00 966.50 640.50 402.00 9999.00
1987 348.50 420.50 587.50 1030.50 1192.50 1448.00 1463.00 1551.50 1322.00 1200.50 567.00 306.50 9999.00
1988 364.00 555.50 716.00 866.50 1184.00 1479.00 1637.50 1553.00 1321.50 1216.50 649.00 406.50 9999.00
1989 385.00 508.50 814.50 1088.00 1214.00 1420.00 1668.50 1554.50 1397.00 1087.00 749.50 449.00 9999.00
1990 399.50 359.50 746.50 969.00 1154.00 1495.50 1575.00 1480.50 1350.00 1101.00 697.00 331.00 9999.00
1991 386.00 632.00 498.50 807.50 1095.00 1306.00 1591.00 1598.00 1337.50 1146.00 605.50 422.50 9999.00
1992 375.00 531.00 669.00 982.50 1217.00 1370.50 1533.50 1512.00 1396.00 1134.00 542.50 358.50 9999.00
1993 456.50 432.00 713.50 916.50 1279.00 1384.50 1545.50 1540.50 1369.50 1099.00 584.00 418.00 9999.00
1994 458.50 424.50 737.50 938.50 1159.00 1534.00 1665.00 1697.50 1431.00 1022.00 526.50 461.00 9999.00
1995 393.00 634.50 734.00 812.50 1077.50 1377.50 1537.50 1720.00 1485.50 1137.00 809.50 530.00 9999.00
1996 475.00 595.50 731.50 980.00 1289.50 1527.50 1685.50 1697.50 1314.50 1090.50 715.00 479.00 9999.00
1997 415.00 488.00 875.50 880.50 1233.50 1217.00 1476.50 1534.50 1391.50 961.00 644.00 326.50 9999.00
1998 448.50 313.00 565.50 652.50 952.50 0.00 z 1503.50 1510.50 1337.00 972.50 656.50 397.00 9309.00
1999 324.50 g 475.00 653.00 691.50 1079.00 1330.50 1520.03 a 1566.50 1347.50 1158.88 a 814.00 411.27 a 9999.00
2000 508.83 b 559.00 633.50 951.00 1288.50 1453.50 1616.00 1564.50 1438.33 c 473.50 q 231.00 l 470.96 e 9999.00
2001 374.67 b 405.50 672.50 841.55 a 1327.00 1451.50 1585.50 1583.00 1445.00 c 1161.00 779.50 365.05 b 9999.00
2002 437.00 507.00 675.00 967.50 1171.50 1466.00 1607.50 1569.00 1369.00 999.00 699.50 363.00 9999.00
2003 597.00 449.50 634.00 781.00 1212.00 1424.50 1668.00 1583.50 1416.50 1242.50 603.50 447.50 9999.00
2004 461.00 391.00 885.00 871.50 1237.50 1386.00 1587.00 1546.00 1338.50 1003.00 559.50 407.50 9999.00
2005 462.00 473.50 614.00 860.50 1196.00 1343.50 1642.50 1520.00 1395.00 1104.00 764.00 469.00 9999.00
2006 0.00 z 0.00 z 0.00 z 867.12 d 1273.30 d 1169.50 g 1159.00 i 1550.50 1282.00 1032.00 0.00 z 0.00 z 6004.91
2007 347.20 a 494.00 812.00 901.00 1252.00 1438.50 1622.50 1626.47 a 1388.50 1094.50 0.00 z 345.50 9999.00
2008 361.50 438.00 0.00 z 888.00 1056.50 1438.50 1579.50 1533.00 1379.50 0.00 z 0.00 z 0.00 z 8674.50
2009 514.00 479.50 744.00 818.89 c 1292.00 1320.00 1674.00 1572.50 1400.50 973.50 778.50 350.50 9999.00
2010 468.58 e 460.50 579.00 813.00 1044.00 1392.50 1633.00 1568.50 1422.00 1085.00 607.50 570.00 9999.00
2011 438.59 d 352.50 738.12 b 910.00 1068.98 a 1339.62 d 1569.08 e 1662.50 1418.28 a 1120.43 c 606.21 a 351.33 d 9999.00
2012 509.90 b 499.50 679.00 946.55 a 1240.50 1474.00 1573.77 a 1612.00 1322.31 d 1095.33 a 803.00 452.08 a 9999.00
2013 328.00 381.50 741.79 c 55.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.50 z 1451.29
Period of Record Statistics
MEAN 432.20 472.03 688.31 882.12 1184.54 1412.15 1592.86 1576.97 1368.70 1072.65 656.76 420.83 11780.99
S.D. 70.56 77.02 93.12 97.34 94.23 73.49 59.64 57.15 63.22 82.77 92.66 76.03 338.96
SKEW 0.44 0.20 0.20 -0.32 -0.53 -0.39 -0.40 0.92 -0.82 -0.01 0.29 0.89 0.52
MAX 597.00 634.50 885.00 1088.00 1345.00 1534.00 1685.50 1720.00 1485.50 1242.50 814.00 641.50 12581.00
MIN 325.00 313.00 498.50 652.50 952.50 1217.00 1463.00 1480.50 1193.50 889.00 526.50 306.50 9999.00
NO YRS 32 33 32 33 33 31 32 32 32 31 30 32 25