CANYONLANDS THE NEEDLE, UTAH

Monthly Total Growing Degree Days

(421168)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1965 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 339.50 r 1134.00 1076.50 669.83 a 457.50 210.50 11.62 c 3559.95
1966 0.00 1.50 200.00 388.50 759.50 986.00 1221.00 1130.50 811.50 406.00 166.00 57.00 6127.50
1967 8.00 43.50 295.00 316.50 585.00 850.00 1193.00 1148.50 845.50 520.00 112.00 0.00 5917.00
1968 0.00 44.00 147.00 256.00 646.00 1002.50 1178.00 956.50 753.50 467.58 a 83.00 0.00 5534.08
1969 37.00 16.50 81.50 402.00 800.26 d 860.50 1219.00 1220.50 874.50 272.50 66.00 25.66 b 5875.91
1970 20.00 40.00 78.02 a 240.00 711.00 916.50 1185.23 a 1178.00 d 745.50 332.22 a 114.11 b 5.00 5565.57
1971 21.00 22.50 193.48 b 354.11 b 642.98 b 985.50 1252.92 a 1179.55 a 700.96 d 391.63 a 16.00 17.22 d 5777.86
1972 10.50 m 82.34 a 271.54 d 325.00 h 711.93 b 993.46 d 1191.95 a 845.50 g 822.93 a 437.50 25.00 5.68 a 4542.33
1973 0.00 b 8.00 64.14 b 256.80 e 0.00 z 913.45 a 1167.00 1176.34 c 797.00 494.85 d 198.10 a 10.50 f 5075.68
1974 0.00 d 6.46 b 284.68 a 308.40 e 807.60 b 524.50 n 463.00 s 1106.04 c 811.03 a 488.54 d 58.00 0.00 f 3870.76
1975 10.00 i 6.22 a 132.02 b 215.69 a 513.64 b 820.00 c 1191.90 b 864.00 f 774.50 404.55 a 80.50 2.14 b 4141.15
1976 0.00 46.00 90.42 a 347.00 667.53 a 896.25 b 1231.73 a 1082.00 795.00 317.00 90.50 0.00 5563.43
1977 0.00 12.44 a 74.00 422.07 a 668.10 b 1095.00 1196.50 1181.50 926.50 396.00 f 107.68 b 40.00 5723.80
1978 1.00 28.50 231.98 a 427.50 d 649.40 b 1034.50 1216.50 1129.50 776.50 558.53 b 123.10 a 2.50 6179.52
1979 0.00 0.00 80.00 f 394.00 658.50 900.50 1173.00 1064.69 b 886.50 528.60 b 12.41 a 0.00 a 5618.21
1980 43.83 b 110.09 b 133.76 d 316.00 549.14 c 972.50 1199.70 a 1086.07 b 760.34 a 350.82 a 136.00 28.00 5686.25
1981 0.00 43.04 a 73.50 482.50 630.50 1039.00 1180.50 1058.00 846.50 391.50 152.00 14.00 5911.04
1982 13.50 39.00 148.50 311.50 641.50 877.50 1152.50 1110.50 811.50 286.00 53.50 5.00 5450.50
1983 1.00 37.00 147.00 238.00 587.50 862.00 1136.50 1146.00 862.50 453.50 138.50 0.50 5610.00
1984 0.00 1.50 126.50 242.50 779.00 887.50 1164.50 1105.50 855.50 321.50 83.50 8.50 5576.00
1985 0.00 5.50 149.00 420.00 719.00 973.50 1183.50 1130.50 724.00 411.50 136.50 6.00 5859.00
1986 13.50 129.50 254.50 382.50 628.00 1024.00 1140.00 1159.50 727.00 317.50 76.50 4.00 5856.50
1987 2.00 13.50 90.00 423.62 a 657.00 0.00 z 1090.34 b 1038.50 a 747.00 488.00 110.50 0.50 4660.97
1988 0.00 12.50 108.50 312.00 614.00 1019.00 1190.50 1124.50 695.00 540.50 153.50 0.00 5770.00
1989 0.00 46.00 283.50 483.50 701.50 877.00 1220.50 1048.50 790.00 428.00 84.50 0.00 5963.00
1990 1.00 31.00 247.50 409.50 646.00 1036.00 1181.50 1105.50 874.50 382.50 78.00 0.50 5993.50
1991 0.00 0.00 z 0.00 z 271.00 579.00 904.50 1102.00 1095.50 734.00 0.00 z 58.00 0.00 4744.00
1992 0.00 61.50 289.69 b 643.00 842.50 1005.50 1198.00 1146.00 849.00 656.50 86.50 4.00 6782.19
1993 7.00 23.00 285.95 b 442.50 638.50 866.00 1095.50 1051.00 746.00 355.00 8.50 0.00 5518.95
1994 2.00 11.00 142.50 363.00 704.00 1088.00 1194.00 1235.00 810.00 383.50 88.00 9.50 6030.50
1995 6.50 61.00 216.50 299.00 513.00 825.00 1126.00 1242.00 872.00 464.50 200.50 75.00 5901.00
1996 9.00 108.00 192.00 398.50 865.62 e 1124.00 1338.00 1272.50 779.50 449.00 111.50 36.50 6684.12
1997 4.00 14.00 306.50 298.50 779.50 1085.50 1197.00 1139.50 857.00 457.50 110.00 0.00 6249.00
1998 16.50 22.50 179.00 303.00 723.00 868.00 1299.00 1184.00 908.50 422.00 90.50 19.50 6035.50
1999 23.50 38.00 268.50 270.50 592.00 957.50 1165.50 1044.18 a 781.55 a 479.00 170.00 8.50 5798.74
2000 43.50 66.80 a 114.50 490.00 830.00 1027.50 1247.00 1255.00 872.00 504.00 9.50 3.00 6462.80
2001 0.00 43.00 192.50 415.50 776.50 1055.19 d 1218.00 1140.50 900.00 525.45 a 204.00 4.50 6475.14
2002 0.00 8.50 164.00 506.00 731.00 1103.00 1309.50 1131.00 798.00 369.00 54.00 6.00 6180.00
2003 7.50 30.50 163.50 386.00 704.00 979.00 1282.50 1197.00 843.50 622.50 123.50 7.00 f 6339.50
2004 0.00 32.00 334.50 409.00 769.00 1016.00 1226.00 1134.00 790.50 464.50 92.00 13.00 6280.50
2005 36.00 43.50 162.50 360.00 737.00 914.50 1299.00 1066.50 815.00 478.00 144.50 7.00 6063.50
2006 13.00 16.50 127.21 b 419.00 782.48 b 1059.83 a 746.00 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2418.02
Period of Record Statistics
MEAN 8.47 35.16 180.65 365.62 688.54 966.70 1197.22 1130.18 805.89 437.92 102.85 11.06 5957.37
S.D. 12.77 30.51 77.35 89.36 88.37 85.43 56.44 66.74 61.88 86.75 53.34 16.67 340.40
SKEW 1.62 1.39 0.30 0.58 0.00 0.01 0.43 0.00 -0.14 0.24 0.17 2.29 0.65
MAX 43.83 129.50 334.50 643.00 865.62 1124.00 1338.00 1272.50 926.50 656.50 210.50 75.00 6782.19
MIN 0.00 0.00 64.14 215.69 513.00 820.00 1090.34 956.50 669.83 272.50 8.50 0.00 5450.50
NO YRS 39 40 39 40 40 39 40 39 41 39 41 38 31