BULLHEAD CITY, ARIZONA

Monthly Total Growing Degree Days

(021050)

Base Temperature = 50 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 262.00 i 229.00 229.00
1978 96.00 197.50 460.00 535.00 863.50 1240.50 1389.50 1348.50 d 1054.50 850.00 262.50 13.00 8310.50
1979 9.50 103.50 322.50 586.03 a 912.00 1174.00 1327.32 a 1233.50 1167.50 797.22 a 244.50 140.00 8017.57
1980 174.50 264.00 297.00 562.76 a 755.00 1105.50 1437.88 a 1329.26 b 1086.50 764.00 407.50 267.24 b 8451.14
1981 188.58 a 217.50 401.50 754.50 935.50 1311.50 1400.50 1412.50 1144.00 645.50 398.50 145.18 a 8955.27
1982 80.00 302.75 d 365.80 a 610.96 d 942.50 1131.00 1367.00 1383.50 1076.50 651.00 289.50 49.00 8249.51
1983 153.50 239.00 396.00 516.50 959.00 1146.50 1342.50 1286.50 1175.00 768.50 374.50 141.00 8498.50
1984 229.50 244.00 508.50 650.00 1153.00 1188.50 1431.00 1355.00 1180.00 642.50 295.50 76.00 8953.50
1985 104.50 241.00 357.50 753.00 981.00 1254.00 1461.50 1355.00 941.50 750.00 298.00 183.50 8680.50
1986 275.00 326.00 577.00 702.00 999.50 1306.00 1347.00 1434.00 945.00 688.50 439.50 117.00 9156.50
1987 107.50 247.50 379.50 779.50 976.50 1240.00 1307.00 1365.50 1091.50 846.50 350.00 79.00 8770.00
1988 118.83 a 296.00 470.50 635.50 965.50 1226.50 1472.00 1326.50 1076.50 918.50 393.00 190.00 9089.33
1989 131.00 267.00 603.00 892.00 1018.00 1236.50 1482.50 1347.00 1100.50 763.00 469.50 184.50 9494.50
1990 104.50 208.00 511.00 743.00 937.50 1277.50 1426.00 1310.00 1149.50 811.50 407.50 91.50 8977.50
1991 85.50 362.50 239.00 570.50 853.50 1073.50 1381.00 1340.00 1140.50 869.00 409.50 136.00 8460.50
1992 133.50 300.50 388.00 708.50 1024.50 1176.00 1391.50 1427.00 1141.50 839.00 316.00 63.50 8909.50
1993 125.50 185.00 444.50 669.50 999.00 1156.50 1303.00 1328.50 1083.00 775.00 266.50 115.00 8451.00
1994 185.50 158.00 541.50 686.00 955.50 1324.00 1447.50 1493.00 1198.50 715.50 227.50 169.50 9102.00
1995 146.00 358.50 404.00 626.00 862.00 1145.50 1413.00 1476.50 1209.50 790.50 522.00 220.50 9174.00
1996 218.50 398.00 550.50 763.00 1060.00 1253.50 1544.50 1489.50 1098.50 826.00 420.50 195.50 9818.00
1997 191.50 244.00 590.50 689.00 1174.50 1196.50 1360.00 1445.50 1186.50 769.50 389.00 117.50 9354.00
1998 163.50 161.00 423.00 508.00 810.50 1085.50 1476.00 1472.00 1141.50 743.50 351.00 204.00 8539.50
1999 233.50 282.50 509.50 535.00 920.00 1151.50 1366.50 1386.73 a 1171.50 852.50 470.50 171.50 9051.23
2000 226.50 325.00 463.50 810.50 1134.50 1290.00 1419.00 1416.50 1122.50 774.50 203.00 195.82 a 9381.32
2001 112.50 169.50 473.00 629.00 1137.00 1284.50 1389.00 1441.50 1175.50 838.50 482.00 90.50 9222.50
2002 147.50 241.50 428.50 765.00 963.50 1264.50 1514.50 1374.00 1160.50 712.00 433.00 123.00 9127.50
2003 351.50 227.50 443.00 572.00 1007.00 0.00 z 1504.50 1429.50 1234.00 751.00 h 193.00 g 103.50 i 6769.00
2004 146.50 97.00 g 535.00 i 690.00 d 496.00 p 784.50 k 280.00 y 1370.31 d 887.00 f 705.50 257.31 d 163.61 d 3333.23
2005 129.96 e 183.00 f 146.00 q 684.50 762.50 g 716.50 k 1136.00 g 1359.00 1092.00 856.00 566.50 221.00 4908.96
2006 207.50 315.50 345.50 667.00 1123.50 1325.50 1538.00 1409.00 1101.50 648.50 f 344.00 f 160.00 8193.00
2007 147.00 254.50 575.00 739.00 1061.00 1234.00 1492.00 1491.00 1167.50 780.50 477.50 219.50 9638.50
2008 194.00 221.50 472.20 c 532.50 g 905.00 1258.00 1480.50 1423.50 1172.50 841.50 505.34 a 166.50 8640.54
2009 303.00 196.50 430.00 664.00 1148.00 1139.50 1508.67 a 1367.50 1197.50 726.00 431.50 107.00 9219.17
2010 171.50 233.50 388.00 556.50 830.00 1185.00 1513.50 1373.00 1147.50 812.00 382.50 240.00 8833.00
2011 121.50 h 130.26 e 447.29 c 674.46 b 855.27 c 1162.24 a 1407.18 c 1177.00 f 1160.00 c 560.50 j 296.50 87.26 d 6220.46
2012 190.28 b 284.63 b 470.54 c 732.93 a 1070.05 c 944.50 g 1389.83 d 1471.35 d 1194.44 c 679.93 a 275.00 i 120.00 f 7483.99
2013 109.00 g 102.00 i 578.48 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 578.48
Period of Record Statistics
MEAN 164.23 248.60 448.69 666.50 978.57 1211.09 1425.19 1390.34 1131.91 775.11 376.18 149.21 8924.50
S.D. 67.62 67.42 87.93 91.46 107.89 71.07 67.11 62.64 65.26 70.54 93.24 60.18 437.96
SKEW 0.56 0.06 -0.13 0.14 0.08 -0.13 0.02 -0.16 -1.28 -0.21 -0.03 -0.17 -0.10
MAX 351.50 398.00 603.00 892.00 1174.50 1325.50 1544.50 1493.00 1234.00 918.50 566.50 267.24 9818.00
MIN 9.50 103.50 239.00 508.00 755.00 1073.50 1303.00 1233.50 941.50 642.50 203.00 13.00 8017.57
NO YRS 34 33 34 34 33 31 33 34 34 32 32 34 28