GREEN RIVER AVIATION, UTAH

Monthly Total Growing Degree Days

(423418)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200905
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
1893 0.00 z 0.00 m 41.50 125.00 406.00 699.50 882.50 785.00 395.50 55.00 0.00 1.00 3391.00
1894 0.00 0.00 0.00 z 0.00 z 0.00 z 282.50 p 0.00 z 0.00 z 0.00 z 5.00 o 0.00 0.00 0.00
1895 0.00 0.00 z 10.50 t 0.00 z 397.50 642.50 929.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1969.00
1896 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
1897 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
1898 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
1899 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 33.50 18.00 0.00 51.50
1900 1.50 0.00 21.00 115.00 532.50 719.00 883.50 706.00 383.50 127.50 10.00 0.00 3499.50
1901 0.00 0.00 7.00 162.00 558.50 585.50 962.50 975.50 566.50 217.00 4.50 0.00 4039.00
1902 0.00 0.00 1.00 164.00 539.50 807.50 902.50 918.50 474.00 183.00 1.00 0.00 3991.00
1903 0.00 0.00 53.50 179.50 375.00 892.00 898.50 859.00 476.00 291.50 0.00 0.00 4025.00
1904 0.00 4.50 237.00 221.50 428.50 675.00 895.50 810.50 494.50 132.50 0.00 0.00 3899.50
1905 0.00 0.00 21.00 176.50 182.00 656.00 843.00 882.50 477.00 54.00 14.00 0.00 3306.00
1906 0.00 0.00 43.00 177.50 350.50 573.50 901.07 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 r 2045.57
1907 0.00 151.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 9.00 m 0.00 151.00
1908 0.00 1.50 30.50 212.50 288.50 624.00 1026.50 869.00 514.50 157.50 0.00 0.00 3724.50
1909 0.00 0.00 5.50 124.50 316.50 771.50 842.00 718.50 408.50 254.00 3.50 0.00 3444.50
1910 0.00 0.00 92.50 244.50 448.00 861.00 1029.00 926.50 604.00 209.00 0.50 0.00 4415.00
1911 0.00 0.00 59.50 146.00 433.00 642.00 883.00 832.50 571.50 76.50 1.50 0.00 3645.50
1912 0.00 0.00 5.50 63.00 320.00 678.50 816.00 781.50 280.00 68.50 0.00 0.00 3013.00
1913 0.00 0.00 15.00 125.50 397.00 647.50 865.00 881.00 450.00 75.00 1.00 0.00 3457.00
1914 0.00 0.00 20.00 186.00 472.50 611.50 861.50 855.50 512.00 116.50 3.50 0.00 3639.00
1915 0.00 0.00 22.50 248.50 306.50 554.50 853.50 844.00 482.50 92.00 4.50 0.00 3408.50
1916 0.00 0.00 36.00 195.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 22.50 j 0.00 0.00 231.50
1917 0.00 2.50 14.00 69.50 204.50 511.00 836.50 633.50 369.50 81.00 0.00 0.00 2722.00
1918 0.00 0.00 30.00 49.50 263.50 742.50 696.50 610.00 381.50 180.50 0.00 0.00 2954.00
1919 0.00 0.00 11.50 195.50 473.50 661.00 1005.00 833.50 625.00 73.50 0.00 0.00 3878.50
1920 0.00 1.00 0.00 65.00 414.50 608.00 891.00 792.50 466.00 142.50 0.00 0.00 3380.50
1921 0.00 0.00 42.00 90.50 385.00 662.50 916.50 780.00 492.50 256.00 0.00 0.00 3625.00
1922 0.00 0.00 9.50 80.50 389.50 742.50 936.50 905.00 627.00 110.00 0.00 1.00 3801.50
1923 0.00 0.00 0.00 83.50 408.00 601.50 978.00 784.00 434.50 78.50 0.00 0.00 3368.00
1924 0.00 0.00 0.00 108.00 402.00 701.00 895.00 832.00 460.50 92.50 0.50 0.00 3491.50
1925 0.00 0.00 22.50 194.50 532.00 645.00 956.00 730.00 470.50 84.50 4.00 0.00 3639.00
1926 0.00 0.00 13.00 226.00 466.50 758.00 915.00 854.50 435.50 167.00 0.00 a 0.00 3835.50
1927 0.00 0.00 2.00 162.50 377.00 662.50 939.00 760.50 513.00 129.00 5.00 0.00 3550.50
1928 0.00 0.00 27.00 113.50 465.50 592.00 883.00 781.50 523.00 165.50 2.00 0.00 3553.00
1929 0.00 0.00 10.00 82.00 378.50 604.00 965.50 895.00 479.50 190.00 0.00 0.00 3604.50
1930 0.00 0.00 2.50 246.00 318.50 654.00 942.00 837.00 475.50 97.00 0.00 0.00 3572.50
1931 0.00 0.00 8.50 167.50 365.00 757.50 1024.50 897.00 595.50 199.00 0.00 0.00 4014.50
1932 0.00 0.00 15.00 144.50 386.50 652.50 931.50 857.00 495.00 123.00 0.00 0.00 3605.00
1933 0.00 0.00 9.00 60.00 258.00 760.50 1009.00 848.00 648.50 226.50 1.00 0.00 3820.50
1934 0.00 0.00 73.50 251.50 573.00 593.50 993.50 940.00 479.50 196.00 4.50 0.00 4105.00
1935 0.00 0.00 7.00 120.50 288.50 720.50 937.00 878.00 556.00 154.50 0.50 0.00 3662.50
1936 0.00 0.00 9.00 217.50 510.00 793.50 963.00 899.00 505.00 131.50 0.00 0.00 4028.50
1937 0.00 0.00 3.50 122.50 528.00 679.50 990.00 908.00 606.00 172.00 6.50 0.00 4016.00
1938 0.00 0.00 20.00 186.00 387.00 744.50 868.50 881.00 581.50 171.50 0.00 0.00 3840.00
1939 0.00 0.00 57.50 212.50 500.00 671.00 959.50 884.00 551.00 105.00 0.00 0.00 3940.50
1940 0.00 0.00 31.50 155.00 538.00 821.00 971.00 883.50 537.00 165.00 0.00 0.00 4102.00
1941 0.00 0.00 21.50 76.50 472.50 590.50 878.00 812.50 434.50 122.00 6.00 0.00 3414.00
1942 0.00 0.00 0.00 178.00 326.00 679.00 946.00 866.50 493.00 197.00 4.50 0.00 3690.00
1943 0.00 0.50 38.50 303.00 433.00 628.50 967.50 882.00 597.00 216.00 0.00 0.00 4066.00
1944 0.00 0.00 7.50 62.50 443.50 571.50 903.50 858.00 594.00 235.00 16.00 0.00 3691.50
1945 0.00 0.50 2.00 111.50 445.50 566.50 972.50 921.00 514.00 232.50 8.50 0.00 3774.50
1946 0.00 0.00 19.50 299.00 392.50 766.00 1009.00 910.50 556.00 61.50 0.00 0.00 4014.00
1947 0.00 0.00 35.00 132.00 548.00 574.50 932.50 875.00 654.50 278.00 0.00 0.00 4029.50
1948 0.00 0.00 0.00 163.50 444.00 659.00 825.00 751.50 543.50 110.50 3.00 0.00 3500.00
1949 0.00 0.00 2.50 203.00 375.50 557.00 871.00 771.00 519.00 131.50 0.50 0.00 3431.00
1950 0.00 1.00 0.53 b 119.50 302.25 a 568.00 803.00 680.45 a 308.00 f 188.00 1.50 0.00 2664.23
1951 0.00 0.00 6.50 106.03 a 369.50 543.00 905.50 754.00 433.50 79.50 0.00 0.00 a 3197.53
1952 0.00 0.00 2.00 138.50 396.00 597.00 839.00 848.50 511.50 132.00 5.50 0.00 3470.00
1953 0.00 0.00 9.50 103.00 219.00 637.50 899.00 717.00 498.50 137.00 1.50 0.00 3222.00
1954 0.00 3.00 10.50 216.50 458.50 595.50 947.50 739.50 537.50 159.43 c 1.50 0.00 b 3669.43
1955 0.00 0.00 m 0.00 94.50 328.00 539.00 803.50 853.50 471.72 a 151.00 0.00 2.00 3243.22
1956 0.00 0.00 16.50 127.50 411.50 661.00 789.50 647.50 516.00 153.50 0.00 0.00 3323.00
1957 0.00 0.00 15.50 83.00 283.00 599.00 826.50 762.50 430.00 138.00 1.00 0.00 3138.50
1958 0.00 0.00 4.00 81.50 473.50 665.00 777.50 900.00 529.00 177.50 1.50 0.00 3609.50
1959 0.00 0.00 9.00 147.50 389.50 720.00 866.50 769.00 426.00 0.00 z 2.50 0.00 3330.00
1960 0.00 0.00 27.00 126.00 350.50 692.50 886.00 756.00 544.50 132.00 9.00 0.00 3523.50
1961 0.00 0.00 4.00 104.48 a 369.50 749.50 899.00 838.50 304.50 133.50 0.00 0.00 3402.98
1962 0.00 2.69 b 6.00 167.50 313.50 596.00 788.00 742.50 471.00 158.50 1.50 0.00 3247.19
1963 0.00 0.00 18.00 91.00 469.50 574.00 876.50 813.50 557.00 267.00 5.00 0.00 3671.50
1964 0.00 0.00 4.50 80.50 334.50 559.00 927.50 763.50 431.50 163.50 0.00 0.00 3264.50
1965 0.00 0.00 3.50 111.50 290.50 509.00 824.00 749.50 320.50 138.00 4.00 0.00 2950.50
1966 0.00 0.00 18.00 114.50 433.00 648.50 885.00 797.50 500.00 107.00 1.00 0.00 3504.50
1967 0.00 0.00 36.00 46.50 311.50 534.00 889.50 853.00 548.00 167.50 0.00 0.00 3386.00
1968 0.00 z 0.00 21.00 38.00 354.50 659.50 851.50 670.50 400.00 130.50 0.50 0.00 a 3126.00
1969 0.00 1.00 13.00 130.50 495.50 567.00 879.50 884.00 542.50 31.00 0.00 0.00 3544.00
1970 0.00 0.00 0.00 25.50 406.00 618.00 868.50 852.50 381.96 b 80.50 0.00 0.00 3232.96
1971 0.00 0.00 39.00 115.00 298.00 644.50 900.00 875.50 358.00 128.00 0.00 0.00 3358.00
1972 0.00 0.00 42.00 128.00 417.50 695.50 906.50 792.00 492.50 194.00 0.00 c 0.00 3668.00
1973 0.00 c 0.00 0.00 69.50 395.50 580.50 474.00 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 s 1045.50
1974 0.00 g 0.00 c 40.76 d 87.69 d 288.00 k 0.00 z 853.03 b 533.50 h 171.50 o 142.50 f 0.00 h 0.00 n 981.49
1975 0.00 c 0.00 c 8.78 a 38.65 d 164.50 h 317.00 i 840.00 663.18 c 410.89 b 55.00 g 0.00 d 0.00 b 1961.51
1976 0.00 d 0.00 7.15 e 64.66 a 360.00 439.50 f 625.00 k 744.00 316.00 l 83.18 a 0.00 d 0.00 i 1258.99
1977 0.00 d 0.00 b 5.34 b 195.00 e 242.50 g 802.50 d 611.50 j 822.65 d 519.60 e 117.50 g 4.50 i 0.00 f 2345.09
1978 0.00 d 0.00 b 46.00 m 113.50 g 247.00 h 677.68 b 620.50 i 603.00 f 428.57 b 179.36 c 22.78 c 0.00 c 1308.39
1979 0.00 b 0.00 h 3.00 153.00 e 271.50 l 589.82 b 903.50 766.96 d 455.00 g 157.00 h 0.00 h 0.00 e 2416.28
1980 0.00 b 0.00 a 0.00 b 123.21 b 293.90 e 643.33 c 909.50 785.85 a 193.50 s 1.50 q 3.60 e 0.00 e 2759.40
1981 0.00 b 0.00 b 10.52 c 203.00 f 289.00 f 310.50 q 942.83 b 812.09 c 405.50 i 107.43 b 0.00 b 0.00 e 1872.87
1982 0.00 0.00 2.50 113.50 404.00 614.50 594.00 j 527.50 k 258.00 l 36.50 0.00 0.00 1171.00
1983 0.00 0.00 15.00 74.50 304.00 603.50 854.00 863.50 583.50 129.50 10.50 l 0.00 3427.50
1984 0.00 0.00 c 0.50 84.00 563.50 609.00 943.50 827.50 313.00 o 71.50 1.50 0.00 3101.00
1985 0.00 j 0.00 22.50 198.00 457.50 757.50 932.50 553.00 j 0.00 z 0.00 z 0.00 z 0.00 z 2368.00
1986 0.00 z 0.00 z 0.00 z 163.00 372.50 788.50 882.50 898.00 391.00 104.00 0.00 0.00 3599.50
1987 0.00 0.00 2.00 205.00 458.50 744.50 803.50 778.00 470.50 191.50 15.50 0.00 3669.00
1988 0.00 0.00 8.00 154.50 372.00 792.00 946.00 818.50 419.00 283.50 14.00 0.00 3807.50
1989 0.00 0.00 46.00 255.50 417.00 655.00 923.00 729.00 457.00 131.00 0.00 0.00 3613.50
1990 0.00 0.00 61.50 250.00 358.50 719.50 913.50 791.50 565.00 103.50 1.50 0.00 3764.50
1991 0.00 0.00 1.50 121.00 372.00 635.50 851.00 811.00 479.50 212.50 2.00 0.00 3486.00
1992 0.00 b 0.00 32.50 321.50 502.50 664.00 793.50 835.50 515.50 219.50 0.00 0.00 3884.50
1993 0.00 a 0.00 41.00 135.00 475.50 639.00 791.50 792.50 483.00 147.00 0.00 0.00 3504.50
1994 0.00 0.00 35.00 195.50 484.50 837.50 963.00 951.50 582.50 137.00 5.50 0.00 4192.00
1995 0.00 a 0.00 45.47 a 125.69 a 336.35 a 589.50 864.00 901.50 573.00 156.00 0.00 a 1.50 3593.01
1996 0.00 4.50 42.88 a 173.00 549.00 482.50 l 1001.00 528.00 m 494.50 198.50 1.00 0.00 2464.38
1997 0.00 0.00 51.50 136.00 519.00 690.00 d 855.00 843.00 575.00 c 146.50 0.00 0.00 3816.00
1998 0.00 0.00 0.00 q 126.50 403.00 566.00 990.50 903.50 650.00 118.00 3.00 0.00 3760.50
1999 0.00 b 1.62 b 43.92 a 121.00 371.00 518.00 g 944.93 d 480.00 m 477.93 a 85.00 g 0.00 a 0.00 i 1960.39
2000 0.00 d 2.32 d 17.57 a 144.00 o 356.50 h 756.50 663.50 i 0.00 z 529.44 c 184.45 a 0.00 0.00 h 1490.28
2001 0.00 a 0.00 b 63.50 226.00 385.00 f 220.50 v 731.50 g 544.50 l 613.85 d 215.00 0.00 z 0.00 d 1118.35
2002 0.00 0.00 38.00 265.50 0.00 z 0.00 z 593.50 n 393.00 p 356.00 j 78.00 0.00 0.00 381.50
2003 0.00 0.00 0.00 z 0.00 z 451.22 d 343.50 p 0.00 z 941.50 488.00 0.00 z 12.00 e 0.00 g 1892.72
2004 0.00 0.00 126.00 200.00 c 405.50 f 376.50 o 146.50 z 419.50 n 474.00 237.50 5.50 0.00 i 1043.00
2005 0.00 0.00 13.71 e 128.50 385.00 f 469.00 j 431.50 r 455.50 n 484.50 177.45 b 7.22 c 0.00 z 811.38
2006 0.00 k 2.00 10.00 142.50 f 436.00 f 237.50 v 566.50 m 580.50 i 264.50 q 48.50 r 4.00 j 0.00 s 12.00
2007 0.00 w 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 682.50 h 326.50 p 156.19 e 0.00 z 0.00 z 156.19
2008 0.00 z 0.00 z 0.00 z 0.00 z 159.50 s 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 p 0.00
2009 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
Period of Record Statistics
MEAN 0.01 1.71 22.90 145.11 401.48 660.01 900.25 821.08 496.51 147.60 2.56 0.06 3617.66
S.D. 0.15 14.73 30.42 63.35 84.82 82.51 64.01 75.58 76.67 58.72 4.44 0.29 313.95
SKEW 10.05 10.05 3.99 0.50 -0.09 0.55 -0.22 -0.52 -0.27 0.28 2.40 5.32 -0.18
MAX 1.50 151.00 237.00 321.50 573.00 892.00 1029.00 975.50 654.50 291.50 22.78 2.00 4415.00
MIN 0.00 0.00 0.00 25.50 182.00 509.00 696.50 610.00 280.00 31.00 0.00 0.00 2722.00
NO YRS 104 105 103 102 95 95 95 92 93 96 100 98 76