ARCHES NP HQS, UTAH

Monthly Total Growing Degree Days

(420336)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1980 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1121.00 1333.00 1254.50 912.00 481.00 174.50 54.25 a 5330.25
1981 10.50 74.00 212.00 600.00 742.50 1176.50 1325.50 1246.50 1000.50 493.00 189.00 3.00 7073.00
1982 4.00 74.00 252.50 397.00 784.50 1020.50 1313.50 1266.50 914.50 376.00 75.00 8.00 6486.00
1983 4.50 86.50 228.00 339.00 664.50 991.00 1299.50 1304.50 1036.00 590.50 187.00 1.00 6732.00
1984 0.00 0.50 188.50 366.50 904.50 1003.00 1330.00 1252.00 983.00 426.00 160.00 13.50 6627.50
1985 0.00 28.50 259.00 540.50 883.50 1143.50 1368.50 1322.00 844.00 538.50 193.50 15.00 7136.50
1986 5.00 204.50 416.50 496.00 785.00 1188.50 1285.50 1301.00 860.50 460.50 158.50 7.75 a 7169.25
1987 0.00 39.00 163.50 548.50 825.50 1113.00 1209.50 1137.50 870.00 563.50 145.00 0.00 6615.00
1988 0.00 9.00 166.50 490.50 793.00 1194.00 1386.00 1279.00 871.00 690.00 190.00 0.00 7069.00
1989 0.00 53.00 361.50 643.00 859.00 1066.00 1383.00 1225.00 977.00 589.00 179.00 0.00 7335.50
1990 5.50 80.00 380.00 641.00 805.50 1173.50 1364.00 1273.00 0.00 z 537.50 132.50 5.00 6397.50
1991 0.00 28.50 198.50 380.00 778.50 1070.00 1287.00 1238.50 945.50 611.00 105.00 0.00 6642.50
1992 0.00 42.50 346.00 680.00 904.50 1062.00 1240.50 1281.00 952.00 669.00 79.00 0.50 7257.00
1993 9.50 25.00 326.50 459.00 822.00 1020.00 1242.50 1220.50 910.50 488.00 73.00 3.50 6600.00
1994 0.00 56.00 350.50 518.50 831.00 1225.50 1377.00 1384.00 978.50 523.00 114.00 8.00 7366.00
1995 24.50 182.00 321.50 424.50 640.50 951.00 1220.50 1310.50 960.50 511.00 230.50 86.00 6863.00
1996 9.50 127.00 283.50 481.00 912.50 1150.50 1380.50 1331.00 848.00 489.00 142.00 34.00 7188.50
1997 10.50 9.50 331.00 369.50 845.00 1112.50 1260.00 1224.00 924.50 494.50 120.00 1.50 6702.50
1998 22.50 44.00 242.00 362.00 791.00 963.50 1411.00 1355.50 1027.50 534.50 146.50 29.50 6929.50
1999 23.00 99.00 400.00 360.50 714.50 1038.00 1332.50 1216.00 889.50 576.00 205.50 8.02 b 6862.52
2000 88.50 111.00 203.50 571.00 874.50 1119.00 1380.50 1395.00 997.00 610.00 44.00 7.75 a 7401.75
2001 0.00 64.50 283.13 a 529.00 892.50 1168.00 1357.28 a 1266.50 1041.00 636.53 a 280.00 1.03 a 7519.48
2002 3.50 23.50 227.00 639.00 845.00 1224.50 1460.00 1266.50 931.00 527.50 84.83 a 13.00 7245.33
2003 26.00 78.00 273.00 514.00 813.00 1120.50 1498.00 1342.00 923.00 707.50 169.50 10.00 7474.50
2004 0.50 63.50 443.50 525.50 870.00 1085.50 1321.50 1181.00 924.00 562.50 127.00 13.50 7118.00
2005 61.00 78.50 250.50 476.50 852.50 1023.00 1414.00 1159.00 898.00 591.00 200.00 6.50 7010.50
2006 12.00 38.50 251.50 557.00 896.50 1192.50 1366.50 1203.00 772.00 415.50 160.50 0.00 6865.50
2007 9.50 94.00 338.00 463.50 802.00 1128.00 1386.00 1293.50 942.00 482.50 210.50 11.00 7160.50
2008 2.00 30.50 237.00 418.00 686.00 1074.50 1352.00 1273.00 875.00 549.00 168.50 15.50 6681.00
2009 15.50 60.50 302.00 456.00 0.00 z 0.00 z 0.00 z 1260.50 1009.00 471.50 163.00 0.00 3738.00
2010 0.50 0.00 167.40 a 498.00 707.50 1163.00 1377.50 1232.50 997.00 610.50 158.50 56.00 6968.40
2011 1.03 a 61.00 290.00 438.00 657.00 1101.50 1320.50 1360.90 a 993.00 547.50 132.50 1.50 6904.43
2012 13.50 34.50 383.50 598.50 919.50 1240.00 1389.00 1351.00 1011.50 608.00 199.00 72.00 7820.00
2013 1.00 6.50 262.50 39.50 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 270.00
Period of Record Statistics
MEAN 11.02 60.82 283.03 493.16 809.77 1106.98 1342.88 1272.94 938.08 544.27 154.46 14.74 7027.49
S.D. 18.56 46.92 75.68 93.51 79.83 78.31 65.52 61.77 64.43 76.97 50.30 21.76 320.74
SKEW 2.88 1.28 0.27 0.17 -0.61 -0.22 -0.10 -0.01 -0.39 0.07 -0.08 2.01 0.33
MAX 88.50 204.50 443.50 680.00 919.50 1240.00 1498.00 1395.00 1041.00 707.50 280.00 86.00 7820.00
MIN 0.00 0.00 163.50 339.00 640.50 951.00 1209.50 1137.50 772.00 376.00 44.00 0.00 6486.00
NO YRS 33 33 33 32 31 32 32 33 32 33 33 33 30