DUCHESNE, UTAH

Monthly Total Growing Degree Days

(422253)

Base Temperature = 40 F

File last updated on Apr 4, 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
1906 0.00 z 0.00 z 0.00 z 210.00 f 445.50 649.50 912.00 880.50 581.00 237.67 d 68.00 0.00 3774.17
1907 0.00 8.50 82.00 254.50 349.00 537.00 905.00 831.00 560.00 278.50 k 23.50 0.00 3550.50
1908 0.00 0.00 54.50 245.50 273.50 519.50 882.50 776.50 534.50 118.00 0.00 0.00 3404.50
1909 0.00 0.00 1.00 117.50 371.50 679.00 873.00 868.00 344.00 m 298.50 16.50 0.00 3225.00
1910 0.00 0.00 117.00 312.50 452.00 725.50 919.50 830.50 582.50 182.50 55.00 0.00 4177.00
1911 3.00 0.00 66.50 159.00 399.00 666.00 822.00 818.50 519.50 140.50 4.00 0.00 3598.00
1912 0.00 4.00 3.50 82.50 331.50 596.00 777.50 787.50 342.00 151.00 0.00 0.00 3075.50
1913 0.00 0.00 22.50 157.24 a 478.00 612.00 804.50 884.00 515.00 190.00 17.50 0.00 3680.74
1914 0.00 a 0.00 44.50 249.00 479.50 590.50 877.50 857.50 557.00 204.00 25.50 0.00 3885.00
1915 0.00 0.00 58.00 328.00 352.00 552.00 804.00 797.98 b 510.52 a 210.50 48.00 1.00 3662.00
1916 0.00 0.00 19.50 230.50 341.50 624.50 866.50 776.50 514.50 141.50 8.00 1.00 3524.00
1917 0.00 2.00 13.00 112.00 253.00 622.50 959.00 809.50 551.00 287.50 5.50 2.50 3617.50
1918 0.00 1.00 81.50 111.00 394.50 818.50 927.00 811.50 559.50 292.50 15.00 0.00 4012.00
1919 0.00 0.00 45.50 232.50 543.00 693.50 983.50 882.50 605.50 82.00 8.00 0.00 4076.00
1920 0.00 0.00 3.50 115.50 457.50 651.50 903.50 803.00 479.00 174.00 1.50 0.00 3589.00
1921 0.00 2.59 a 61.50 148.50 455.00 735.50 915.00 802.00 517.50 373.50 23.00 6.00 4040.09
1922 0.00 0.00 29.00 121.00 437.50 776.00 905.00 882.00 611.00 252.50 1.00 0.00 4015.00
1923 4.00 0.00 8.50 124.50 421.50 566.50 919.50 770.00 496.00 115.50 8.00 0.00 3434.00
1924 0.00 6.00 0.00 158.00 466.00 643.50 861.50 790.00 476.00 140.50 14.50 0.00 3556.00
1925 0.00 0.00 56.50 161.00 497.50 578.50 892.50 758.00 479.00 158.00 3.50 0.00 3584.50
1926 0.00 0.00 51.00 278.50 482.50 724.50 812.00 797.00 444.00 251.00 21.50 0.00 3862.00
1927 0.00 0.00 21.50 165.50 374.00 628.45 a 858.00 729.00 494.00 199.50 61.00 0.00 3530.95
1928 0.00 1.00 62.50 148.00 512.00 554.00 816.50 744.00 546.00 211.00 3.50 0.00 3598.50
1929 0.00 b 0.00 32.00 105.50 376.65 a 579.00 893.00 872.00 480.50 243.00 4.00 0.00 b 3585.65
1930 0.00 a 18.31 b 20.00 303.00 338.00 634.00 863.35 a 817.50 511.50 135.50 0.00 a 0.00 3641.16
1931 0.00 a 0.00 36.50 182.50 358.00 712.00 940.50 847.00 561.50 248.00 11.50 0.00 a 3897.50
1932 0.00 a 0.00 23.00 173.50 417.00 588.50 839.50 791.00 536.50 174.00 9.50 0.00 c 3552.50
1933 0.00 a 0.00 20.00 88.00 274.00 719.50 931.00 777.00 575.00 323.00 24.31 a 1.00 3732.81
1934 0.00 b 1.00 147.50 334.00 597.00 598.00 922.00 909.50 499.50 266.00 27.50 0.00 b 4302.00
1935 0.00 a 0.00 15.50 115.50 313.00 700.50 909.50 823.50 588.50 205.00 0.50 0.00 b 3671.50
1936 0.00 c 0.00 19.50 264.50 512.50 738.50 895.50 847.50 486.00 168.00 0.00 0.00 b 3932.00
1937 0.00 0.00 a 0.00 148.50 539.00 657.50 930.50 904.00 623.50 272.50 6.00 2.50 4084.00
1938 0.00 0.00 21.50 266.50 421.00 716.50 880.50 884.00 624.50 247.00 3.00 22.00 4086.50
1939 0.00 0.00 63.50 291.50 514.50 657.00 935.50 901.00 566.50 224.00 26.00 0.00 4179.50
1940 0.00 0.00 93.00 203.00 588.00 817.00 998.50 934.50 581.00 261.00 10.00 0.00 4486.00
1941 0.00 0.00 39.00 111.00 497.50 590.00 869.50 854.00 446.00 176.00 33.50 0.00 3616.50
1942 0.00 0.00 0.00 214.50 358.50 662.00 890.00 836.50 517.50 292.00 51.50 0.00 3822.50
1943 6.00 0.50 57.00 368.50 413.50 579.00 891.00 839.00 601.50 270.50 11.00 0.00 d 4037.50
1944 0.00 0.00 a 10.50 107.00 520.50 597.00 871.00 857.00 578.50 247.00 36.00 0.00 3824.50
1945 4.50 3.00 20.00 142.50 459.50 564.50 868.50 836.00 496.50 282.00 30.00 0.50 3707.50
1946 0.00 0.00 53.50 335.50 407.00 741.50 954.00 844.00 575.00 142.00 0.00 1.00 4053.50
1947 0.00 4.50 66.00 170.69 a 566.00 553.00 882.00 805.50 640.50 334.50 1.50 0.00 4024.19
1948 0.00 0.00 1.00 134.00 n 471.50 687.00 865.50 797.50 628.00 233.00 7.00 0.00 a 3690.50
1949 0.00 0.00 9.50 267.50 437.00 614.50 855.50 811.50 600.50 174.78 b 32.00 0.00 3802.78
1950 0.00 1.50 3.00 185.50 345.65 a 619.50 830.50 805.00 529.50 346.00 41.00 0.50 3707.65
1951 0.00 4.00 15.50 211.50 477.00 83.00 w 542.00 n 788.50 534.50 197.50 12.00 0.00 2240.50
1952 0.00 0.00 0.00 208.00 494.00 658.50 874.50 846.50 641.50 201.00 r 10.50 0.00 3733.50
1953 0.00 0.00 72.00 189.31 a 301.50 723.00 982.00 569.00 i 645.00 229.52 e 42.50 0.00 3184.83
1954 0.00 27.00 47.00 318.00 562.50 674.00 977.50 791.50 584.00 279.50 21.00 0.00 4282.00
1955 0.00 0.00 6.50 146.50 441.00 622.50 888.00 870.50 579.00 284.17 a 23.50 13.50 3875.17
1956 2.00 0.00 a 79.00 196.50 531.00 772.00 903.81 b 755.50 619.50 261.00 5.50 0.00 x 4125.81
1957 0.00 4.00 63.00 172.50 427.50 742.00 967.50 876.50 555.00 278.00 3.50 9.00 4098.50
1958 0.00 37.00 24.00 142.50 617.50 788.00 912.50 1016.00 635.50 309.00 85.50 34.00 4601.50
1959 0.00 0.00 19.00 234.50 431.50 845.00 989.00 893.00 553.50 257.50 38.50 0.00 4261.50
1960 0.00 0.00 86.50 242.00 495.00 811.50 1015.00 931.00 689.00 265.00 27.50 0.00 4562.50
1961 0.00 2.00 47.00 163.00 492.00 886.50 998.50 969.00 449.50 199.50 0.50 0.00 4207.50
1962 3.50 0.50 15.00 336.00 488.00 736.50 943.00 876.27 a 632.50 323.00 45.50 0.00 4399.77
1963 0.00 18.00 62.00 163.00 595.50 694.00 1016.00 922.50 686.50 431.50 43.00 0.00 4632.00
1964 0.00 1.00 17.00 147.00 471.50 669.00 1045.00 891.00 578.50 299.00 7.00 0.00 4126.00
1965 11.00 0.00 13.50 213.00 394.50 614.50 936.00 816.00 403.50 318.00 65.00 0.00 3785.00
1966 0.00 0.00 80.50 236.50 548.00 714.50 980.00 882.00 641.50 207.00 34.00 0.00 4324.00
1967 0.00 0.00 58.50 101.00 403.50 576.50 986.50 920.00 633.00 301.50 60.00 0.00 4040.50
1968 0.00 0.00 a 57.00 93.00 433.50 756.00 945.50 737.00 502.24 a 277.50 6.00 0.00 3807.74
1969 1.00 0.00 38.50 244.00 656.00 646.50 958.00 991.50 657.50 106.50 12.00 0.00 4311.50
1970 0.00 2.50 25.00 103.39 b 552.32 a 754.14 a 1009.00 1053.48 a 559.00 217.57 d 0.00 z 0.00 h 4276.41
1971 12.00 1.00 89.00 190.00 449.00 758.50 973.00 989.50 519.00 259.50 0.00 0.00 4240.50
1972 5.00 31.50 205.50 257.50 531.00 783.00 992.00 937.00 612.22 c 330.00 1.50 1.00 4687.22
1973 0.00 0.00 0.00 138.50 512.00 716.00 929.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2296.00
1974 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
1975 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
1976 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
1977 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
1978 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
1979 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
1980 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 70.50 1.50 72.00
1981 0.00 7.00 33.50 363.50 462.50 870.00 b 970.82 a 922.00 706.00 215.50 33.50 0.52 a 4584.83
1982 0.00 2.50 34.50 164.00 478.50 691.50 948.50 972.00 605.50 167.00 0.00 a 0.00 4064.00
1983 0.00 0.00 40.50 103.00 360.00 661.50 891.00 950.00 662.00 273.00 57.00 0.00 3998.00
1984 0.00 0.00 0.00 161.50 550.25 a 663.00 976.50 919.50 588.00 198.50 10.50 0.00 4067.75
1985 0.00 0.00 33.00 341.00 547.00 821.50 971.00 900.50 522.50 229.00 40.50 0.00 c 4406.00
1986 0.00 68.50 198.00 227.00 472.00 847.50 906.50 944.50 530.00 211.50 5.50 0.00 4411.00
1987 0.00 0.00 15.50 332.50 509.90 b 814.66 a 883.00 836.50 594.50 331.00 50.50 0.00 4368.05
1988 0.00 0.00 27.50 278.50 509.00 873.00 1007.50 905.50 548.00 449.50 63.00 0.00 4661.50
1989 0.00 0.00 a 102.00 371.50 532.00 703.00 1014.50 826.50 603.00 283.50 55.00 0.00 4491.00
1990 0.00 0.00 99.50 374.00 480.00 803.00 951.00 869.00 728.50 247.00 8.00 0.00 4560.00
1991 0.00 0.50 11.50 183.00 439.50 692.50 923.00 882.00 600.00 349.00 19.00 0.00 4100.00
1992 0.00 1.50 99.00 405.00 619.00 720.00 851.00 886.50 626.50 347.00 2.00 0.00 4557.50
1993 0.00 0.00 74.00 200.50 538.50 653.50 830.00 798.50 587.00 248.50 2.50 0.00 3933.00
1994 0.00 11.00 91.00 270.00 583.50 849.00 978.50 961.50 612.50 232.00 6.50 0.00 4595.50
1995 0.00 20.50 104.50 159.50 352.50 600.50 884.00 925.00 622.00 251.00 51.50 7.50 3978.50
1996 0.00 5.50 81.50 239.50 536.00 773.50 1011.50 921.50 559.50 273.50 12.00 0.00 4414.00
1997 0.00 0.00 83.00 175.00 537.50 755.00 872.50 872.00 613.00 248.00 10.00 0.00 4166.00
1998 0.00 0.00 86.50 172.00 482.00 580.00 996.00 919.00 689.00 252.00 11.00 0.00 4187.50
1999 0.00 5.19 a 101.50 167.00 411.50 668.00 950.00 844.00 528.50 284.00 28.50 0.00 3988.19
2000 5.00 2.50 68.00 329.00 603.00 788.50 970.00 952.00 589.50 245.00 0.00 0.00 4552.50
2001 0.00 0.00 99.50 248.00 582.50 770.50 954.00 920.00 696.50 313.50 58.00 0.00 4642.50
2002 0.00 0.00 73.50 306.00 560.00 899.50 1079.50 908.50 580.00 158.00 0.00 0.00 4565.00
2003 0.00 0.00 78.00 229.00 529.50 704.00 1065.50 943.50 596.00 385.50 2.50 0.00 4533.50
2004 0.00 0.00 212.50 270.50 523.50 713.00 908.00 790.00 576.50 264.00 6.50 0.00 4264.50
2005 0.00 0.00 81.50 214.50 509.00 606.50 986.50 823.50 551.50 266.00 42.00 0.00 4081.00
2006 0.00 3.00 23.00 269.50 546.50 813.50 1011.50 817.50 488.50 179.50 26.50 0.00 4179.00
2007 0.00 6.50 166.00 256.00 509.50 812.00 1042.50 936.00 569.00 219.00 41.50 0.00 4558.00
2008 0.00 0.00 14.50 137.00 408.00 702.00 978.50 895.50 549.50 270.50 51.00 1.00 4007.50
2009 0.00 2.00 70.50 198.50 550.50 604.00 960.00 842.50 653.79 a 156.50 34.00 0.00 4072.29
2010 0.00 0.00 26.50 214.50 349.50 743.00 949.50 819.50 640.50 302.50 33.00 0.50 4079.00
2011 0.00 d 0.00 d 30.45 c 95.00 g 324.31 e 688.80 e 886.48 e 919.31 b 645.56 c 191.50 i 4.62 d 0.00 a 3499.52
2012 0.00 8.70 d 140.57 b 320.40 e 419.50 g 692.50 f 953.25 c 957.00 644.50 245.00 40.50 1.00 3310.92
2013 0.00 0.00 66.43 c 8.50 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 66.43
Period of Record Statistics
MEAN 0.57 3.27 52.43 211.54 464.59 692.84 926.24 863.43 570.83 243.79 22.42 1.10 4056.59
S.D. 1.96 9.20 45.12 78.98 86.40 89.70 62.24 66.19 67.75 69.30 21.07 4.43 359.59
SKEW 4.15 4.72 1.37 0.43 -0.29 0.26 0.02 0.28 -0.35 0.21 0.83 5.67 -0.12
MAX 12.00 68.50 212.50 405.00 656.00 899.50 1079.50 1053.48 728.50 449.50 85.50 34.00 4687.22
MIN 0.00 0.00 0.00 82.50 253.00 519.50 777.50 729.00 342.00 82.00 0.00 0.00 3075.50
NO YRS 100 100 100 97 99 98 99 98 98 96 99 98 88