PHOENIX S MTN, ARIZONA

Monthly Total Growing Degree Days

(026479)

Base Temperature = 40 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198303
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
1975 365.28 a 349.00 482.00 577.00 1057.62 a 1337.14 b 1473.50 1515.12 c 1295.50 965.98 c 649.50 429.57 c 9999.00
1976 472.75 a 508.57 b 556.40 b 807.22 c 842.50 i 1396.00 1449.52 b 1498.52 c 1174.14 a 919.31 b 670.34 a 452.94 d 9905.72
1977 275.00 f 549.00 514.17 b 874.50 962.50 1438.50 1492.65 a 1488.53 b 934.00 h 1085.50 712.00 556.97 a 9674.32
1978 317.50 g 367.50 674.52 b 758.50 1100.50 1490.17 a 1543.50 1456.45 c 1249.00 1113.33 b 422.00 f 281.00 9999.00
1979 182.50 390.50 526.00 828.10 a 1041.17 b 1395.00 1542.50 1412.00 1421.50 1115.50 541.00 507.88 a 9999.00
1980 412.00 514.00 481.57 b 797.07 a 994.07 a 1456.61 b 0.00 z 1467.33 a 1351.61 b 1034.50 706.50 661.00 9876.25
1981 538.00 538.00 533.95 b 949.00 1101.00 1464.11 b 1481.50 1533.00 1312.50 938.00 754.50 565.00 9999.00
1982 324.00 440.50 551.00 832.50 1075.50 1321.50 1437.00 1443.50 1239.00 988.50 552.93 a 325.50 9999.00
1983 415.00 387.50 289.00 p 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 802.50
Period of Record Statistics
MEAN 387.08 449.40 539.95 802.99 1047.48 1412.38 1488.60 1476.81 1291.89 1020.08 655.25 472.48 10910.22
S.D. 113.89 78.75 61.14 107.60 52.72 60.77 41.64 39.73 80.94 78.47 81.12 127.04 563.15
SKEW -0.58 0.04 1.36 -0.99 -0.54 -0.31 0.29 -0.19 0.18 0.06 -0.43 -0.16 0.83
MAX 538.00 549.00 674.52 949.00 1101.00 1490.17 1543.50 1533.00 1421.50 1115.50 754.50 661.00 11708.55
MIN 182.50 349.00 481.57 577.00 962.50 1321.50 1437.00 1412.00 1174.14 919.31 541.00 281.00 9999.00
NO YRS 7 9 8 8 7 8 7 8 7 8 7 8 4