SIERRA VISTA, ARIZONA

Monthly Total Growing Degree Days

(027880)

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
1982 0.00 z 0.00 z 459.00 686.25 b 854.00 1071.00 1204.00 1147.50 1012.50 744.00 361.00 175.00 7714.25
1983 196.50 248.50 340.50 455.50 862.00 1032.00 1203.00 1126.00 1023.00 719.50 359.00 275.00 7840.50
1984 174.50 250.00 474.50 549.50 1018.50 1066.50 1104.50 1053.00 949.50 632.50 376.50 207.00 7856.50
1985 142.00 211.50 424.50 635.50 893.00 1118.50 1211.00 1127.00 903.00 680.97 a 379.50 242.00 7968.47
1986 312.00 318.50 542.00 700.00 920.00 1130.50 1132.50 1150.00 934.00 718.50 393.00 191.50 8442.50
1987 202.53 a 224.50 354.50 661.00 811.00 1144.00 1209.00 1087.00 942.50 879.00 386.50 231.43 b 8132.96
1988 208.00 321.00 461.00 601.50 900.50 1136.50 1207.50 1114.50 961.00 843.00 436.50 211.50 8402.50
1989 144.50 356.50 624.50 835.50 967.00 1156.50 1242.50 1114.00 1008.00 711.50 439.00 196.00 8795.50
1990 171.00 202.00 500.50 709.00 882.00 1281.50 1117.00 1051.00 989.00 771.50 443.50 201.50 8319.50
1991 182.50 317.50 295.00 605.00 863.50 1025.00 1173.00 1129.00 958.50 811.00 413.50 183.50 7957.00
1992 124.50 276.00 406.50 712.00 834.50 1085.50 1167.00 1105.00 1035.50 828.50 327.50 237.00 8139.50
1993 272.50 265.00 495.50 685.00 945.50 1132.00 313.50 w 677.00 l 972.50 776.50 391.50 260.50 6196.50
1994 296.50 281.00 467.50 657.00 897.00 1276.50 1285.50 1228.50 1019.00 744.00 414.00 280.50 8847.00
1995 230.00 410.50 507.50 587.00 583.00 i 1089.00 1246.00 1245.50 662.50 k 875.23 a 549.50 205.00 k 6740.23
1996 327.50 445.50 469.50 716.50 1021.50 1196.50 1223.50 1158.50 922.00 748.50 482.00 332.50 9044.00
1997 248.50 275.50 587.00 594.50 1005.00 1114.50 1208.00 1170.00 1108.50 738.00 490.00 0.00 z 8539.50
1998 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1239.00 1212.50 1093.50 819.50 496.50 267.50 5128.50
1999 323.00 398.50 532.00 541.50 897.50 1094.50 1121.50 1132.00 1050.50 835.50 611.00 211.00 8748.50
2000 362.50 421.00 465.00 772.00 1078.00 1122.00 1185.50 1157.50 1057.00 689.50 242.00 296.50 8848.50
2001 166.00 267.50 457.00 651.00 1011.00 1170.00 1154.50 1163.50 1066.50 811.50 512.50 178.50 8609.50
2002 256.00 314.50 474.50 804.50 951.50 1247.00 1221.00 1161.50 1034.50 715.50 481.50 174.50 8836.50
2003 401.50 293.00 431.50 633.00 908.00 1128.50 1288.00 1174.00 1050.50 858.50 437.00 285.50 8889.00
2004 217.50 191.52 e 628.00 594.50 936.50 1077.50 1165.50 1068.50 964.50 734.50 323.00 231.00 8132.52
2005 299.00 273.50 431.50 684.00 966.00 0.00 z 1327.50 1119.00 1064.00 808.00 0.00 z 309.00 7281.50
2006 311.00 366.00 443.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 200.00 1320.00
2007 139.50 298.50 517.00 655.00 954.00 1186.50 1223.50 1177.50 1025.00 817.00 306.50 l 200.00 8193.50
2008 197.00 0.00 z 0.00 z 662.59 a 863.50 1209.00 1152.54 c 1113.50 966.50 782.50 490.00 277.50 7714.62
2009 321.00 353.00 541.50 477.00 h 1019.00 1083.50 1256.69 e 978.50 f 1054.00 0.00 z 0.00 z 0.00 z 5628.69
2010 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 0.00 z 0.00
2011 117.50 k 200.50 g 431.50 h 714.64 b 658.50 f 643.00 n 773.50 k 930.50 h 680.50 k 623.50 h 318.50 f 139.50 i 714.64
2012 207.00 l 188.50 j 207.00 s 571.00 h 673.50 j 825.50 j 678.50 m 987.50 f 506.50 o 655.65 a 332.50 193.00 1181.15
2013 145.70 a 146.50 445.88 a 47.00 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 738.08
Period of Record Statistics
MEAN 236.03 297.19 473.20 657.83 930.40 1134.98 1202.66 1139.44 1006.35 768.51 422.74 232.65 8433.91
S.D. 77.39 74.13 76.75 82.16 68.31 68.41 55.12 48.80 55.01 66.67 80.92 45.70 402.65
SKEW 0.35 0.16 -0.05 -0.09 0.29 0.61 0.17 0.19 -0.07 -0.15 0.13 0.52 -0.07
MAX 401.50 445.50 628.00 835.50 1078.00 1281.50 1327.50 1245.50 1108.50 879.00 611.00 332.50 9044.00
MIN 124.50 146.50 295.00 455.50 811.00 1025.00 1104.50 1051.00 903.00 632.50 242.00 174.50 7840.50
NO YRS 27 26 27 26 25 25 26 25 26 27 25 26 18