CANYON DE CHELLY, ARIZONA

Monthly Total Growing Degree Days

(021248)

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
1970 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 0.00 z 8.50 8.50
1971 0.00 z 44.00 200.50 300.50 525.00 849.00 1110.00 1062.00 699.31 a 333.50 72.50 25.50 5221.81
1972 25.50 94.50 293.50 391.00 589.50 845.00 1095.16 b 1008.00 742.00 445.00 36.50 6.00 5571.66
1973 0.00 11.50 41.50 220.50 589.50 762.50 1027.00 1002.50 665.50 364.77 a 157.50 37.89 d 4880.66
1974 0.00 7.00 273.50 267.00 655.00 951.00 1035.50 994.50 749.50 460.00 78.00 7.00 5478.00
1975 5.17 a 15.50 f 136.00 228.50 484.50 787.50 1046.00 993.50 746.00 427.00 113.00 5.54 c 4972.70
1976 1.00 74.57 a 111.00 311.50 648.00 812.50 1042.00 964.10 a 721.00 312.50 75.50 0.00 a 5073.67
1977 0.00 a 26.50 79.00 365.00 514.50 893.50 1049.87 a 1027.00 809.00 447.00 128.00 61.43 d 5400.79
1978 9.00 13.00 203.00 356.50 320.50 j 850.00 1034.00 950.31 b 716.50 441.00 112.50 1.03 a 4686.84
1979 0.00 c 5.70 a 61.00 329.00 586.50 813.00 1056.00 944.97 b 803.00 500.00 43.39 b 4.50 5147.06
1980 23.50 52.00 71.50 281.50 479.50 841.00 1071.00 995.00 736.00 326.50 149.50 41.00 5068.00
1981 5.50 46.00 92.48 a 450.50 573.00 943.50 1010.50 1028.50 792.00 387.00 180.50 22.50 5531.98
1982 13.50 42.50 154.50 345.00 560.00 766.50 1030.00 1025.50 799.50 295.50 68.50 6.00 5107.00
1983 3.00 24.50 135.50 223.89 c 498.50 741.00 1032.00 1012.50 801.00 464.00 162.50 30.50 5128.89
1984 0.00 7.00 127.00 258.50 745.00 840.00 1081.00 1000.50 813.50 264.50 111.50 9.50 5258.00
1985 2.50 31.00 168.00 396.50 651.50 917.50 1078.00 1054.50 632.50 413.50 121.50 6.50 5473.50
1986 29.50 121.50 230.50 367.00 632.50 955.00 1096.00 1112.50 736.00 366.50 113.00 10.00 5770.00
1987 16.50 36.50 102.00 439.00 648.00 975.00 1061.50 1017.00 752.50 532.50 96.00 29.00 5705.50
1988 4.50 36.00 170.00 379.00 654.50 971.00 1181.50 1068.50 745.50 573.00 203.00 9.50 5996.00
1989 3.50 82.00 338.00 542.50 734.00 961.00 1192.00 1047.50 842.50 444.50 125.50 7.50 6320.50
1990 11.50 45.00 253.00 474.00 662.50 1047.50 1147.00 1048.00 869.00 467.50 112.00 11.50 6148.50
1991 0.00 23.50 97.50 345.50 637.00 882.50 1119.00 1092.50 813.00 518.00 105.00 0.00 5633.50
1992 0.00 27.00 204.00 539.50 719.50 891.50 1050.50 1024.00 804.50 522.50 57.00 6.50 5846.50
1993 21.00 39.00 183.50 393.00 718.50 890.50 1150.50 1032.50 739.50 518.50 59.00 0.00 5745.50
1994 17.50 50.00 234.00 415.50 681.50 1061.00 1195.50 1183.00 828.00 404.00 118.50 12.50 6201.00
1995 14.50 122.50 217.00 335.00 542.00 841.00 1108.00 0.00 z 851.00 454.00 209.50 85.00 q 4694.50
1996 18.00 127.50 200.00 418.50 816.00 951.50 1224.00 1143.50 738.50 444.50 121.00 56.50 6259.50
1997 18.00 27.50 291.00 338.50 736.00 913.00 1060.50 454.00 q 0.00 z 424.00 126.50 3.50 3938.50
1998 10.50 17.00 182.00 272.50 656.00 864.50 1183.00 523.00 q 894.00 446.50 137.00 38.50 4701.50
1999 60.50 86.00 298.50 300.50 676.04 e 915.50 1100.50 1031.00 741.00 468.00 192.00 10.85 a 5880.39
2000 95.00 93.50 130.20 a 502.50 803.50 997.50 1147.50 1147.00 826.03 a 450.00 19.00 9.82 a 6221.55
2001 0.00 66.00 204.50 415.71 b 804.50 1046.50 1193.00 1073.50 926.50 558.50 222.50 28.86 b 6540.08
2002 24.00 39.50 212.50 590.00 764.50 1082.00 1258.50 1134.00 836.50 413.00 93.00 9.00 6456.50
2003 43.00 64.50 201.50 381.00 808.00 984.50 1285.00 1183.50 838.50 603.50 134.00 36.00 6563.00
2004 10.00 43.50 363.50 430.00 782.50 1014.00 1163.50 1056.00 771.00 451.50 84.50 10.00 6180.00
2005 46.00 54.00 184.00 413.00 757.00 917.00 1240.50 1060.00 848.50 489.50 184.50 42.00 6236.00
2006 17.00 53.50 174.50 490.00 789.00 1000.00 1216.00 1062.00 684.00 389.50 112.50 17.50 6005.50
2007 6.00 67.00 273.50 408.00 690.50 1002.00 1172.00 1109.50 815.50 430.50 194.00 13.00 6181.50
2008 3.00 10.00 161.00 329.50 570.00 946.50 1130.50 1082.50 774.50 412.50 101.00 9.00 5530.00
2009 16.00 57.00 184.00 353.00 769.50 830.50 1158.50 1047.50 774.50 341.50 136.50 1.00 5669.50
2010 0.00 1.00 119.00 397.76 a 589.00 956.50 1144.00 1043.50 842.50 449.50 b 92.00 60.50 5695.26
2011 1.50 28.56 c 231.50 403.00 568.85 a 945.00 1145.50 1156.00 794.00 396.50 76.50 5.00 5751.91
2012 14.00 13.50 232.50 459.00 738.00 1062.50 1163.00 1125.50 809.50 477.50 153.00 42.50 6290.50
2013 9.00 5.00 213.00 14.50 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 227.00
Period of Record Statistics
MEAN 14.25 45.65 186.84 377.57 659.73 917.11 1121.07 1054.97 783.48 436.41 118.78 17.94 5776.32
S.D. 18.63 33.03 74.15 86.67 97.94 87.59 71.13 60.25 61.32 73.31 48.25 17.31 462.58
SKEW 2.48 0.87 0.19 0.25 -0.11 -0.06 0.35 0.42 -0.15 -0.12 0.23 1.11 -0.12
MAX 95.00 127.50 363.50 590.00 816.00 1082.00 1285.00 1183.50 926.50 603.50 222.50 61.43 6563.00
MIN 0.00 1.00 41.50 220.50 479.50 741.00 1010.50 944.97 632.50 264.50 19.00 0.00 4880.66
NO YRS 42 42 43 42 41 42 42 39 41 42 42 42 36