PIERCE FERRY 17 SSW, ARIZONA

Monthly Total Growing Degree Days

(026538)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198407
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
1963 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 578.50 n 1372.78 a 1260.67 a 1019.50 764.00 298.89 c 62.00 4777.84
1964 71.00 g 46.40 d 0.00 z 457.00 0.00 z 1013.28 a 1345.50 1268.00 990.50 855.00 201.50 133.50 6310.68
1965 122.00 167.00 213.50 425.00 681.50 736.00 f 1290.00 1288.50 864.50 758.00 374.50 125.00 6309.50
1966 34.50 44.50 376.50 540.50 952.50 1107.00 1309.50 1342.00 1063.00 648.00 363.00 e 112.50 7893.50
1967 113.00 147.00 418.50 313.50 745.00 993.00 1374.50 1317.50 1026.92 d 765.50 393.50 12.00 7619.92
1968 81.00 272.00 320.50 417.50 801.50 0.00 z 1278.00 1128.50 1007.00 675.50 227.78 c 57.23 e 6266.51
1969 142.50 65.00 199.00 526.50 881.00 1038.00 1329.50 1387.00 1063.00 511.50 244.50 145.46 e 7532.96
1970 113.50 223.50 209.50 348.00 871.00 1110.00 1333.00 1301.50 912.00 561.74 b 321.00 69.15 e 7373.90
1971 0.00 z 0.00 z 357.61 c 483.50 650.50 1074.50 1390.00 1261.00 933.50 485.00 205.50 54.00 6895.11
1972 40.50 224.50 516.50 547.50 849.50 1094.50 1410.00 1220.00 948.50 547.50 128.00 75.00 7602.00
1973 36.50 96.00 111.50 323.40 e 898.43 d 1078.00 1339.50 1274.50 920.00 665.50 318.50 123.00 7184.83
1974 42.00 92.50 381.50 414.50 891.50 1176.00 1281.00 1250.50 1054.50 661.50 228.50 42.50 7516.50
1975 88.00 90.50 223.50 284.00 672.50 1082.00 1314.50 1258.00 1022.00 628.50 247.00 125.50 7036.00
1976 108.50 204.50 222.50 411.50 876.50 1078.50 1293.00 1185.50 906.21 a 542.50 344.00 61.00 7234.21
1977 49.50 162.50 164.00 577.00 600.50 1155.50 1346.50 1283.92 a 1015.50 759.50 333.50 0.00 z 7447.92
1978 75.50 146.00 362.50 444.00 712.50 1140.00 1344.00 1240.00 887.00 795.50 223.00 30.50 7400.50
1979 11.00 87.00 312.50 620.00 805.48 a 999.00 1319.00 1169.00 1135.00 767.00 213.50 147.52 b 7586.00
1980 151.00 204.50 178.50 451.50 649.50 1092.50 1335.00 1318.50 1005.00 652.00 328.50 282.00 7648.50
1981 170.00 170.50 242.50 377.50 o 830.00 1266.00 1430.00 1334.00 1043.00 540.00 387.00 195.00 7608.00
1982 86.00 187.50 257.00 480.00 741.50 1015.00 1290.50 1253.50 531.50 k 516.00 147.50 57.00 6031.50
1983 84.00 162.00 0.00 z 155.50 u 775.00 1113.50 1343.50 1211.50 1107.00 680.00 339.50 156.50 6972.50
1984 100.00 134.50 337.00 474.00 1072.00 1122.00 1296.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4536.00
Period of Record Statistics
MEAN 86.79 146.39 284.45 449.42 797.90 1092.01 1334.81 1264.46 996.18 656.18 279.46 103.32 7469.07
S.D. 43.56 63.67 102.65 90.77 118.29 66.61 41.32 60.68 74.44 108.35 78.83 64.38 235.51
SKEW 0.11 0.03 0.40 -0.07 0.30 0.65 0.63 -0.25 -0.09 0.03 -0.25 1.00 -0.21
MAX 170.00 272.00 516.50 620.00 1072.00 1266.00 1430.00 1387.00 1135.00 855.00 393.50 282.00 7893.50
MIN 11.00 44.50 111.50 284.00 600.50 993.00 1278.00 1128.50 864.50 485.00 128.00 12.00 7036.00
NO YRS 19 20 19 19 20 19 22 21 20 21 21 20 12