TWIN FALLS KMVT, IDAHO

Monthly Total Growing Degree Days

(109293)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201204
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 54.89 a 37.00 314.50 450.50 627.00 951.91 b 814.50 586.00 302.77 a 102.00 29.50 4270.57
1981 1.00 38.00 72.00 277.00 421.50 686.50 926.00 996.50 648.00 195.00 125.00 26.50 4413.00
1982 0.00 18.00 50.00 157.50 413.50 700.00 878.50 947.50 569.00 228.50 11.50 7.00 3981.00
1983 5.00 38.50 99.00 149.00 425.50 649.50 834.00 992.00 585.50 309.50 122.00 1.00 4210.50
1984 0.00 0.00 54.50 174.50 428.00 601.50 983.50 964.00 539.00 216.50 30.50 0.00 3992.00
1985 0.00 b 0.00 7.00 331.50 547.00 765.50 1087.00 790.00 414.00 209.50 29.50 0.00 4181.00
1986 7.50 85.50 188.50 198.00 453.50 918.10 a 879.00 984.50 449.00 279.50 51.50 0.00 4494.60
1987 0.00 23.00 101.00 0.00 z 644.50 831.00 892.50 858.00 634.50 387.50 95.00 30.00 4497.00
1988 1.00 42.50 110.50 0.00 z 489.50 897.50 1065.00 930.50 553.00 526.00 74.50 0.00 4690.00
1989 0.00 1.50 127.00 343.50 488.00 761.00 1060.50 865.00 613.00 295.50 57.50 3.00 4615.50
1990 9.00 5.50 143.00 409.00 456.00 731.00 1044.00 914.50 806.50 296.00 74.00 1.50 4890.00
1991 0.00 48.00 67.00 204.00 412.00 665.00 1046.00 1014.50 669.50 371.00 29.00 9.00 4535.00
1992 4.00 62.50 224.50 396.50 704.50 805.50 914.00 962.00 618.00 431.50 25.00 0.00 5148.00
1993 0.00 1.56 a 124.00 218.00 642.00 615.00 746.50 815.50 587.00 340.00 17.50 13.50 4120.56
1994 2.50 19.50 156.50 313.50 616.50 787.00 1043.50 1008.50 711.50 276.50 14.00 0.00 4949.50
1995 16.00 80.50 94.50 217.00 446.50 626.00 951.50 901.50 661.00 252.00 143.50 45.50 4435.50
1996 2.00 39.00 115.00 249.00 450.00 761.00 1044.00 915.00 564.00 327.00 69.00 22.00 4557.00
1997 20.50 7.00 126.00 186.50 605.50 711.00 910.50 970.50 707.50 292.00 6.00 l 0.50 4537.50
1998 13.00 14.00 118.00 217.00 468.00 626.00 1144.00 1049.50 799.00 320.00 62.00 24.00 4854.50
1999 2.50 11.00 130.50 172.00 438.50 747.50 1005.00 1029.00 616.50 397.00 198.50 12.00 4760.00
2000 9.00 48.00 86.00 395.00 617.00 805.00 1058.50 1029.00 632.00 339.50 6.21 a 0.00 z 5025.21
2001 0.00 x 0.00 z 188.07 a 241.00 615.87 a 765.50 1059.54 c 1106.18 a 754.00 248.00 k 161.50 1.50 4893.15
2002 2.00 4.00 100.00 329.00 564.00 849.00 1182.65 a 914.50 a 691.50 278.48 a 91.00 33.50 5039.63
2003 68.00 27.00 171.00 275.00 597.00 851.50 1237.00 1095.00 718.50 523.00 0.00 z 0.00 z 5563.00
2004 3.50 2.00 263.00 390.00 564.50 843.00 1079.50 970.00 678.00 400.50 56.00 30.50 5280.50
2005 1.00 1.50 114.50 155.50 510.50 0.00 z 1107.50 998.00 580.00 359.50 57.00 16.50 3901.50
2006 0.00 z 13.00 60.00 0.00 z 541.50 823.00 1166.00 967.00 0.00 z 0.00 z 0.00 z 18.50 k 3570.50
2007 1.00 51.00 251.62 a 350.50 721.50 862.50 1228.00 1046.00 691.00 316.00 103.50 10.50 5633.12
2008 0.00 9.00 46.00 176.50 551.00 787.00 1105.00 1040.50 678.50 376.00 158.50 9.00 4937.00
2009 11.00 15.00 96.50 273.00 637.50 772.00 1106.50 979.00 831.50 241.50 95.50 0.00 5059.00
2010 7.00 9.00 91.50 259.00 368.00 766.50 1058.00 984.50 709.00 445.50 118.50 9.50 4826.00
2011 14.50 22.00 88.00 163.50 435.00 20.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 723.00
2012 0.00 z 10.00 z 0.00 z 135.50 y 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
Period of Record Statistics
MEAN 6.93 25.55 115.68 259.86 522.64 754.59 1025.65 962.99 643.18 328.73 77.83 12.00 4677.86
S.D. 13.03 24.06 59.75 82.58 95.26 88.07 115.75 78.03 95.20 84.53 50.77 13.12 433.81
SKEW 3.74 0.92 0.76 0.36 0.38 -0.15 -0.31 -0.46 -0.21 0.64 0.51 0.88 0.15
MAX 68.00 85.50 263.00 409.00 721.50 918.10 1237.00 1106.18 831.50 526.00 198.50 45.50 5633.12
MIN 0.00 0.00 7.00 149.00 368.00 601.50 746.50 790.00 414.00 195.00 6.21 0.00 3981.00
NO YRS 29 31 32 29 32 30 31 31 30 29 28 28 22