BULLHEAD CITY, ARIZONA

Monthly Total Growing Degree Days

(021050)

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
1977 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 472.00 i 538.50 538.50
1978 399.50 474.50 770.00 835.00 1173.50 1540.50 1699.50 1658.50 d 1354.50 1160.00 557.50 247.50 9999.00
1979 194.00 352.50 632.50 886.03 a 1222.00 1474.00 1637.32 a 1543.50 1467.50 1107.22 a 542.50 447.00 9999.00
1980 483.00 554.00 607.00 862.76 a 1065.00 1405.50 1747.88 a 1639.26 b 1386.50 1074.00 707.50 576.71 b 9999.00
1981 497.03 a 494.00 711.50 1054.50 1245.50 1611.50 1710.50 1722.50 1444.00 955.50 698.50 448.98 a 9999.00
1982 343.50 578.08 d 675.80 a 910.96 d 1252.50 1431.00 1677.00 1693.50 1376.50 961.00 588.50 322.00 9999.00
1983 446.50 516.00 706.00 816.50 1269.00 1446.50 1652.50 1596.50 1475.00 1078.50 669.50 442.50 9999.00
1984 528.50 534.00 818.50 950.00 1463.00 1488.50 1741.00 1665.00 1480.00 952.50 581.50 349.50 9999.00
1985 407.00 474.50 667.50 1053.00 1291.00 1554.00 1771.50 1665.00 1241.50 1060.00 593.00 466.50 9999.00
1986 585.00 592.50 887.00 1002.00 1309.50 1606.00 1657.00 1744.00 1245.00 998.50 739.50 419.50 9999.00
1987 389.50 527.50 689.50 1079.50 1286.50 1540.00 1617.00 1675.50 1391.50 1156.50 650.00 321.00 9999.00
1988 397.32 a 586.00 780.50 935.50 1275.50 1526.50 1782.00 1636.50 1376.50 1228.50 693.00 454.50 9999.00
1989 401.00 518.50 913.00 1192.00 1328.00 1536.50 1792.50 1657.00 1400.50 1073.00 769.50 492.00 9999.00
1990 400.00 471.00 821.00 1043.00 1247.50 1577.50 1736.00 1620.00 1449.50 1121.50 707.50 320.00 9999.00
1991 393.00 642.50 547.50 870.50 1163.50 1373.50 1691.00 1650.00 1440.50 1179.00 709.50 438.00 9999.00
1992 438.00 590.50 698.00 1008.50 1334.50 1476.00 1701.50 1737.00 1441.50 1149.00 616.00 331.00 9999.00
1993 407.00 465.00 754.50 969.50 1309.00 1456.50 1613.00 1638.50 1383.00 1085.00 566.50 417.50 9999.00
1994 489.50 435.50 851.50 986.00 1265.50 1624.00 1757.50 1803.00 1498.50 1025.50 516.50 472.50 9999.00
1995 450.00 638.50 714.00 926.00 1172.00 1445.50 1723.00 1786.50 1509.50 1100.50 822.00 528.50 9999.00
1996 524.00 683.00 860.50 1063.00 1370.00 1553.50 1854.50 1799.50 1398.50 1136.00 720.50 499.00 9999.00
1997 495.50 524.00 900.50 989.00 1484.50 1496.50 1670.00 1755.50 1486.50 1079.50 689.00 418.00 9999.00
1998 463.50 441.00 733.00 808.00 1120.50 1385.50 1786.00 1782.00 1441.50 1053.50 651.00 489.50 9999.00
1999 541.00 562.50 819.50 835.00 1230.00 1451.50 1676.50 1696.73 a 1471.50 1162.50 770.50 480.50 9999.00
2000 533.00 615.00 773.50 1110.50 1444.50 1590.00 1729.00 1726.50 1422.50 1084.50 503.00 505.82 a 9999.00
2001 404.50 447.50 783.00 929.00 1447.00 1584.50 1699.00 1751.50 1475.50 1148.50 781.50 377.00 9999.00
2002 439.50 512.00 738.50 1065.00 1273.50 1564.50 1824.50 1684.00 1460.50 1022.00 733.00 406.00 9999.00
2003 661.50 502.50 753.00 872.00 1317.00 0.00 z 1814.50 1739.50 1534.00 981.00 h 421.00 g 300.50 i 9194.00
2004 450.00 314.50 g 755.00 i 990.00 d 646.00 p 974.50 k 340.00 y 1680.31 d 1127.00 f 1015.50 551.54 d 456.96 d 5144.32
2005 422.67 e 403.00 f 286.00 q 984.50 1002.50 g 906.50 k 1376.00 g 1669.00 1392.00 1166.00 865.50 530.00 7029.67
2006 517.00 595.50 655.50 967.00 1433.50 1625.50 1848.00 1719.00 1401.50 898.50 f 584.00 f 457.50 9999.00
2007 410.50 534.50 885.00 1039.00 1371.00 1534.00 1802.00 1801.00 1467.50 1090.50 777.50 529.50 9999.00
2008 502.50 502.00 782.20 c 762.50 g 1215.00 1558.00 1790.50 1733.50 1472.50 1151.50 805.34 a 460.00 9999.00
2009 610.00 464.00 740.00 964.00 1458.00 1439.50 1818.67 a 1677.50 1497.50 1036.00 731.50 390.00 9999.00
2010 479.00 513.50 698.00 856.50 1140.00 1485.00 1823.50 1683.00 1447.50 1122.00 677.00 538.00 9999.00
2011 330.50 h 399.30 e 757.29 c 974.46 b 1165.27 c 1462.24 a 1717.18 c 1427.00 f 1460.00 c 770.50 j 596.50 379.46 d 8911.71
2012 500.28 b 574.63 b 780.54 c 1032.93 a 1380.05 c 1174.50 g 1699.83 d 1781.35 d 1494.44 c 958.93 a 465.00 i 347.50 f 9999.00
2013 301.00 g 262.00 i 888.48 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 888.48
Period of Record Statistics
MEAN 458.94 524.73 758.64 966.50 1288.57 1511.09 1735.19 1700.34 1431.91 1084.15 674.43 439.73 12529.36
S.D. 83.98 72.75 88.03 91.46 107.89 71.08 67.12 62.64 65.27 72.09 94.84 76.27 456.05
SKEW -0.33 -0.03 -0.14 0.14 0.08 -0.13 0.02 -0.17 -1.29 -0.26 -0.05 -0.50 -0.20
MAX 661.50 683.00 913.00 1192.00 1484.50 1625.50 1854.50 1803.00 1534.00 1228.50 865.50 576.71 13462.00
MIN 194.00 352.50 547.50 808.00 1065.00 1373.50 1613.00 1543.50 1241.50 952.50 503.00 247.50 9999.00
NO YRS 34 33 34 34 33 31 33 34 34 32 32 34 28