CONGRESS, ARIZONA

Monthly Total Growing Degree Days

(022020)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198005
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
1970 0.00 z 420.00 397.50 507.50 982.50 1243.00 1474.05 a 1360.50 1089.00 755.00 521.50 266.00 9016.55
1971 382.50 311.00 548.00 609.50 787.00 1155.50 1476.00 1285.50 1156.00 707.50 473.00 159.00 9050.50
1972 308.00 461.00 807.00 742.00 962.50 1198.50 1504.00 1290.00 1131.50 751.50 347.50 231.00 9734.50
1973 191.50 267.50 208.00 543.00 998.50 1257.00 1393.00 1383.50 1134.00 906.50 465.50 369.00 9117.00
1974 251.50 305.50 522.50 662.50 987.00 1372.00 1357.00 1339.00 1164.00 878.50 497.50 209.00 9546.00
1975 279.50 262.00 362.50 432.00 919.00 1157.00 1405.50 1388.00 1169.50 877.00 538.50 365.00 9155.50
1976 390.00 399.50 427.00 599.00 1015.00 1248.50 1407.00 1353.50 1067.00 793.00 582.00 349.00 9630.50
1977 259.00 432.50 356.50 731.00 761.00 1293.50 1443.00 1400.50 1155.00 953.00 606.00 441.50 9832.50
1978 277.00 285.00 465.50 f 588.50 953.00 1310.00 1456.00 1361.50 1130.00 1003.50 425.00 170.50 8960.00
1979 107.00 242.00 365.50 620.50 881.00 1222.50 1400.50 1265.66 b 1270.50 909.00 372.00 374.67 b 9030.83
1980 175.50 m 411.00 383.37 a 669.50 812.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2275.87
Period of Record Statistics
MEAN 271.78 345.18 437.79 609.55 914.41 1245.75 1431.60 1342.77 1146.65 853.45 482.85 293.47 9387.17
S.D. 87.90 79.93 160.09 92.59 90.71 67.73 46.00 46.96 54.42 96.92 84.43 98.55 331.73
SKEW -0.38 0.13 1.10 -0.33 -0.61 0.32 0.04 -0.49 0.88 -0.08 -0.19 -0.05 0.14
MAX 390.00 461.00 807.00 742.00 1015.00 1372.00 1504.00 1400.50 1270.50 1003.50 606.00 441.50 9832.50
MIN 107.00 242.00 208.00 432.00 761.00 1155.50 1357.00 1265.66 1067.00 707.50 347.50 159.00 9030.83
NO YRS 9 11 10 11 11 10 10 10 10 10 10 10 8