MORGAN PWR & LIGHT, UTAH

Monthly Total Growing Degree Days

(425826)

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
1903 0.00 z 0.00 c 58.90 a 128.28 a 272.80 a 673.93 b 759.00 818.92 a 430.00 213.68 c 28.50 0.00 a 3384.00
1904 0.00 15.00 30.50 171.00 394.00 541.50 768.05 b 752.27 a 513.21 b 256.55 b 3.50 0.00 a 3445.58
1905 1.00 0.00 53.00 183.50 283.00 561.21 a 813.00 839.00 531.50 136.92 a 6.43 b 0.00 3408.55
1906 0.00 b 2.07 a 49.08 a 188.28 a 367.35 a 345.00 g 820.50 739.72 b 490.00 197.33 e 48.00 g 16.00 2870.33
1907 1.03 a 50.81 a 107.50 212.68 b 342.15 d 431.50 0.00 z 0.00 z 486.50 396.36 c 32.00 2.50 u 2060.53
1908 0.00 a 9.48 c 57.35 a 199.00 h 304.00 477.22 c 863.50 769.50 474.00 87.50 14.50 0.00 3057.05
1909 27.50 0.00 6.20 a 92.50 289.50 675.50 847.00 859.45 b 490.00 236.00 77.00 0.00 3600.65
1910 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 69.50 4.50 74.00
1911 18.60 a 0.00 30.50 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 49.10
1912 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 438.00 k 835.00 773.50 354.00 197.50 46.50 0.00 2206.50
1913 0.50 1.56 a 33.07 a 263.00 510.98 a 635.00 c 824.50 881.00 528.50 177.00 63.50 0.00 3918.61
1914 5.50 0.00 31.52 a 251.00 567.00 654.00 841.50 893.00 626.00 342.00 0.00 z 0.00 a 4211.52
1915 0.00 0.00 z 69.48 b 386.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 455.48
1916 0.00 s 0.00 e 80.50 223.85 d 208.00 h 199.50 u 849.40 a 798.77 a 485.19 d 161.20 a 41.50 0.50 m 2640.41
1917 0.00 d 10.50 d 7.75 e 82.80 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 7.50 w 101.05
1918 1.50 8.00 72.00 79.82 b 375.50 856.00 881.00 784.50 603.00 297.00 36.50 3.00 3997.82
1919 1.00 0.00 b 33.50 225.00 472.00 715.00 900.00 921.50 542.00 83.50 22.24 a 0.00 3915.74
1920 1.00 0.00 a 0.00 z 106.00 414.00 583.97 a 970.50 908.50 532.00 178.50 9.50 0.00 3703.97
1921 1.55 a 0.00 61.00 136.00 416.00 672.00 883.00 826.00 432.50 361.67 a 52.00 1.00 3842.72
1922 0.00 0.00 18.17 b 45.00 d 373.00 724.14 a 838.00 924.50 603.00 322.00 1.00 4.98 c 3853.79
1923 10.50 0.00 7.75 a 143.57 b 418.50 b 542.88 d 920.00 787.18 c 526.03 a 150.50 10.50 0.00 a 3517.42
1924 0.00 a 3.00 1.66 c 189.00 e 442.50 650.69 a 871.00 804.97 a 567.93 a 179.00 34.14 a 0.00 3743.89
1925 0.00 8.50 30.50 176.50 479.00 498.00 915.00 814.00 529.66 a 178.77 a 3.62 a 1.03 a 3634.58
1926 0.00 0.00 38.50 274.50 439.68 a 693.50 894.35 a 860.00 434.00 218.00 55.00 40.50 3948.03
1927 2.07 a 3.00 28.42 a 143.50 325.00 649.00 895.00 809.00 543.00 278.00 100.86 a 2.00 3778.85
1928 0.00 0.50 65.00 146.50 505.00 508.50 872.50 783.50 477.93 a 234.00 19.50 0.00 3612.93
1929 0.00 0.00 8.50 82.50 337.50 559.00 905.50 894.50 485.50 211.00 0.00 11.00 3495.00
1930 0.00 a 0.00 18.08 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 530.50 211.00 15.00 0.00 774.58
1931 0.00 0.00 b 43.00 z 202.00 440.50 771.00 970.50 862.50 550.50 317.00 60.00 b 0.00 4174.00
1932 0.00 0.00 23.52 b 221.90 a 448.47 a 638.00 874.00 834.93 a 521.00 240.50 21.50 0.00 a 3823.81
1933 0.00 0.00 17.50 142.50 b 287.78 a 771.00 985.28 a 782.50 599.48 a 336.50 10.00 13.00 3945.55
1934 4.50 12.00 147.00 356.50 654.50 674.46 b 953.54 d 929.43 d 538.50 331.00 95.00 0.50 4696.93
1935 0.50 8.50 55.00 214.00 327.00 676.00 886.50 905.00 611.50 251.00 6.50 0.00 3941.50
1936 1.00 0.00 6.00 309.00 555.50 830.69 a 1036.95 a 912.50 511.50 251.50 10.50 3.00 4428.14
1937 0.00 0.00 11.50 142.50 537.50 630.50 939.76 d 921.50 688.39 b 288.00 37.00 5.00 4201.65
1938 10.50 14.00 43.00 228.50 357.00 718.50 861.00 871.00 649.00 315.00 0.00 4.00 4071.50
1939 0.00 0.00 a 60.00 282.00 485.00 599.00 911.00 825.00 561.00 206.00 35.00 29.00 3993.00
1940 0.00 16.00 78.00 218.50 544.50 757.00 937.00 907.50 603.00 294.00 28.50 0.00 c 4384.00
1941 0.00 5.00 64.50 117.00 460.50 578.50 870.50 811.50 394.50 180.00 46.03 a 6.00 3534.03
1942 0.00 0.00 0.50 200.00 323.50 609.00 944.00 625.50 g 389.00 k 274.00 65.50 3.00 2419.50
1943 18.50 7.50 72.50 444.50 422.00 627.41 a 856.50 877.54 e 555.50 319.00 34.00 0.00 4234.95
1944 0.00 2.50 7.50 118.00 464.50 538.00 886.00 738.00 463.00 245.00 39.00 0.00 a 3501.50
1945 0.00 0.50 14.50 92.00 378.50 398.50 816.00 755.00 337.50 204.00 12.00 0.00 3008.50
1946 0.00 0.00 0.00 z 0.00 z 0.00 z 685.00 931.00 841.50 489.00 100.00 2.00 37.00 3085.50
1947 0.00 14.00 70.50 141.00 524.00 546.72 a 873.17 a 783.00 510.54 b 368.90 a 31.00 0.00 b 3862.83
1948 1.00 3.00 3.50 170.00 453.00 634.50 815.50 785.50 536.50 238.70 a 15.50 2.50 3659.20
1949 0.00 0.00 25.00 233.50 447.00 553.00 833.50 788.50 525.00 123.50 31.00 0.00 3560.00
1950 1.50 6.00 19.50 119.50 254.72 a 516.00 758.50 704.50 484.00 370.50 43.50 0.00 3278.22
1951 0.00 8.50 19.00 208.00 455.50 540.00 858.00 790.00 507.00 214.50 7.00 0.00 b 3607.50
1952 0.00 0.00 0.00 202.50 450.00 626.00 841.50 851.00 587.00 259.50 7.50 0.00 3825.00
1953 0.00 a 7.50 54.50 126.50 243.50 596.50 928.50 817.00 607.50 273.00 85.00 0.00 a 3739.50
1954 0.00 9.50 25.50 h 276.50 513.00 585.52 a 914.50 a 747.00 569.00 289.00 83.50 0.00 3987.52
1955 0.00 0.00 20.50 139.00 400.00 620.00 898.00 923.50 565.50 309.50 19.50 35.13 a 3930.63
1956 9.00 2.00 80.50 229.00 488.50 695.50 920.50 769.50 568.00 306.00 5.00 0.00 4073.50
1957 0.00 26.50 65.50 139.50 427.00 659.50 868.50 851.50 512.00 249.50 0.00 0.52 a 3800.02
1958 0.00 4.00 18.00 95.00 550.00 769.50 0.00 z 0.00 z 0.00 z 0.00 z 1.00 j 19.00 1455.50
1959 1.50 4.00 50.93 c 230.17 a 372.00 a 739.50 893.32 a 835.40 b 515.00 259.37 a 18.62 a 0.00 3919.80
1960 0.00 a 1.00 70.50 213.10 a 295.50 f 695.00 981.67 a 794.50 654.00 251.00 59.50 7.75 a 3728.02
1961 0.00 11.93 a 40.00 148.45 a 444.85 a 796.67 c 950.00 964.00 452.00 262.50 12.50 2.00 4084.89
1962 0.50 32.00 9.00 240.50 403.00 624.00 833.50 786.50 554.50 319.00 39.50 3.00 3845.00
1963 0.00 37.00 37.50 94.00 494.00 544.50 841.00 891.25 c 624.50 403.00 52.00 0.00 4018.75
1964 0.00 0.00 0.52 a 88.50 369.00 537.00 886.00 752.50 449.50 262.00 14.00 20.50 3379.52
1965 4.50 0.00 16.50 163.00 301.50 506.90 a 812.00 730.50 327.00 244.50 66.00 0.00 3172.40
1966 0.00 0.00 49.50 126.50 475.50 605.50 989.42 a 871.00 653.00 201.00 72.00 10.50 4053.92
1967 4.00 0.00 95.00 121.50 376.00 571.00 909.50 937.50 647.00 299.00 81.00 0.00 4041.50
1968 0.00 7.00 53.50 106.50 377.50 612.50 926.00 739.50 446.00 213.00 30.50 0.00 3512.00
1969 15.00 0.00 33.50 202.00 559.00 575.50 917.00 951.00 618.00 128.50 30.00 4.50 4034.00
1970 8.50 8.00 20.50 48.00 419.50 671.50 906.00 948.50 466.50 133.00 20.50 4.50 3655.00
1971 6.50 2.00 72.00 183.00 422.50 689.00 950.00 955.50 493.00 227.50 20.00 3.50 4024.50
1972 0.00 27.00 133.50 141.00 476.50 734.00 913.00 855.00 527.00 306.79 b 11.50 3.00 4128.29
1973 0.00 0.00 0.00 120.50 396.50 695.00 916.50 875.50 455.50 239.00 52.50 3.00 3754.00
1974 4.00 0.00 105.00 148.00 476.00 756.00 953.00 779.50 541.50 299.50 26.50 5.50 4094.50
1975 6.50 0.00 24.50 62.50 316.50 580.50 980.50 756.00 551.00 248.50 25.50 9.00 3561.00
1976 0.00 6.50 24.00 183.50 529.00 612.50 870.00 709.00 540.00 189.50 38.00 0.00 3702.00
1977 0.00 1.50 22.00 295.50 359.00 846.50 922.50 878.00 610.50 322.29 b 74.00 30.48 a 4362.28
1978 0.00 6.00 117.00 193.00 353.00 649.00 927.02 e 782.50 526.00 310.00 35.50 2.50 3901.52
1979 0.00 4.00 20.00 160.00 420.50 637.50 897.00 838.00 658.50 329.50 1.50 0.00 3966.50
1980 4.50 5.00 14.00 250.00 376.50 615.50 907.50 768.50 567.00 259.00 93.00 18.00 3878.50
1981 2.50 18.50 31.00 267.00 397.50 674.00 915.00 915.50 640.00 187.50 90.50 22.00 4161.00
1982 0.00 6.50 29.00 151.50 373.00 647.00 861.50 892.00 515.00 176.50 6.00 2.50 3660.50
1983 4.00 0.00 47.00 86.00 319.50 629.00 892.50 915.00 593.50 294.00 79.00 0.50 3860.00
1984 0.00 0.00 4.00 114.50 460.00 610.00 885.50 886.00 550.50 183.00 19.00 0.00 3712.50
1985 0.00 0.00 6.00 259.00 506.50 660.00 961.00 794.00 461.50 263.50 25.50 0.00 3937.00
1986 3.50 56.50 121.50 197.50 414.00 783.50 844.50 918.50 434.50 216.00 25.34 a 0.50 4015.84
1987 1.00 0.00 46.00 293.00 516.50 725.50 839.50 790.00 563.00 329.50 83.50 6.00 4193.50
1988 0.00 8.00 40.50 261.00 468.50 835.50 1003.00 860.50 519.50 399.00 63.50 0.00 4459.00
1989 0.00 6.50 123.00 312.00 452.00 660.00 996.50 850.50 611.50 300.00 36.00 0.00 4348.00
1990 2.50 1.00 90.50 293.00 408.50 689.00 960.50 922.50 739.00 267.00 36.50 0.00 4410.00
1991 0.00 0.00 25.00 148.50 361.50 638.50 932.00 940.50 575.50 280.50 39.50 0.00 3941.50
1992 0.00 9.50 110.00 335.50 587.50 717.50 809.00 876.50 564.50 305.50 6.50 1.00 4323.00
1993 0.00 0.00 96.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 561.50 258.00 3.50 11.00 930.50
1994 2.00 9.50 100.50 275.00 588.50 790.00 987.00 1010.50 711.50 273.50 51.00 2.50 4801.50
1995 6.50 38.00 127.00 184.50 377.00 618.00 866.00 941.50 664.50 249.00 127.00 57.00 4256.00
1996 3.00 8.00 86.00 211.00 469.00 776.50 972.00 909.50 565.00 323.50 72.50 31.00 4427.00
1997 8.50 5.00 151.00 190.50 560.50 735.50 898.50 0.00 z 0.00 z 0.00 z 48.50 0.00 2598.00
1998 2.00 12.00 85.00 188.50 488.50 582.00 1037.00 987.00 704.50 283.00 87.00 29.00 4485.50
1999 2.00 29.00 160.50 159.50 416.00 706.00 1002.50 973.00 587.50 357.50 189.50 9.00 4592.00
2000 15.50 42.50 68.50 378.00 578.50 784.00 455.00 r 627.50 n 289.00 l 249.00 6.11 c 0.00 2122.11
2001 0.00 0.00 b 68.20 a 192.78 c 471.31 d 665.56 c 1010.94 d 998.64 c 704.50 324.47 a 0.00 z 0.00 4436.40
2002 0.00 2.50 36.50 221.00 421.00 716.50 1083.00 869.50 604.50 166.00 9.00 2.07 a 4131.57
2003 1.00 12.78 e 0.00 z 0.00 z 0.00 z 0.00 z 1118.00 1039.00 592.50 399.50 0.00 0.50 3163.28
2004 0.00 3.00 155.00 261.50 447.50 0.00 z 993.00 852.50 525.50 284.50 43.00 1.00 3566.50
2005 0.00 0.00 35.50 184.50 439.50 603.00 1009.50 942.00 550.50 288.50 76.50 1.00 4130.50
2006 1.50 9.00 27.50 236.00 513.00 770.00 1109.50 909.00 508.50 198.50 56.00 2.50 4341.00
2007 0.00 9.00 127.00 211.50 493.00 750.00 1120.00 1009.50 595.00 275.50 58.50 0.00 4649.00
2008 0.52 a 0.00 i 26.00 94.50 329.50 665.00 1010.50 939.00 574.00 289.00 64.00 2.50 3994.52
2009 0.00 0.00 z 77.50 155.50 473.50 611.50 33.50 z 535.50 k 716.00 155.50 67.00 0.00 2256.50
2010 0.00 0.00 30.00 159.00 253.50 650.00 962.50 897.00 596.50 362.50 81.50 0.00 3992.50
2011 0.00 0.00 a 18.50 89.48 a 261.50 587.50 946.50 963.50 0.00 z 278.00 11.00 4.65 a 3160.63
2012 1.03 a 0.00 c 162.50 260.17 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 423.71
Period of Record Statistics
MEAN 2.18 6.66 51.43 188.14 426.38 650.24 911.58 856.00 546.68 256.16 39.32 5.34 3934.99
S.D. 4.57 10.96 41.27 77.08 86.08 90.61 73.09 76.03 79.31 70.40 32.52 10.36 352.06
SKEW 3.13 2.55 0.95 0.64 -0.01 -0.03 0.57 0.12 -0.10 -0.20 1.32 2.68 0.06
MAX 27.50 56.50 162.50 444.50 654.50 856.00 1120.00 1039.00 739.00 403.00 189.50 57.00 4801.50
MIN 0.00 0.00 0.00 45.00 243.50 398.50 758.50 704.50 327.00 83.50 0.00 0.00 3008.50
NO YRS 106 105 103 102 98 98 99 97 100 103 102 104 81