BONANZA, UTAH

Monthly Total Growing Degree Days

(420802)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199302
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
1938 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1031.00 710.00 341.50 7.50 4.50 2094.50
1939 0.00 0.00 74.00 314.50 625.34 b 818.28 a 1113.00 1035.50 673.27 d 302.50 39.00 1.50 4996.89
1940 0.00 1.50 131.00 323.50 692.00 959.50 1139.00 1051.50 689.00 337.00 17.50 0.00 5341.50
1941 0.00 0.00 56.50 117.50 595.50 740.50 1018.00 948.00 532.50 154.50 i 55.00 0.00 a 4063.50
1942 0.00 0.00 13.00 292.50 460.00 723.00 1022.00 1014.00 677.00 344.00 49.00 0.00 4594.50
1943 8.50 2.50 86.00 501.00 700.50 877.24 a 1158.00 1038.50 700.50 315.50 0.00 b 0.00 a 5388.24
1944 0.00 b 0.00 a 13.50 134.50 548.70 a 204.00 v 1021.00 940.50 652.50 312.50 47.00 0.00 3670.20
1945 0.00 1.00 19.50 219.50 648.00 692.00 1112.00 1067.50 764.00 489.00 166.50 0.00 5179.00
1946 0.00 12.00 45.50 440.50 592.00 890.00 1161.50 1061.23 a 750.50 256.50 0.00 2.50 5212.23
1947 0.00 2.07 a 117.50 277.76 a 755.00 709.00 1113.50 1040.50 784.00 475.00 12.50 0.00 a 5286.83
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1128.92 a 1051.50 853.50 380.50 35.50 33.00 3482.92
1949 0.00 0.00 35.50 471.50 620.50 849.00 1117.00 1066.00 815.00 276.00 97.00 2.00 5349.50
1950 0.00 0.00 45.50 362.50 496.50 821.00 1015.50 1001.82 a 698.50 511.00 50.00 0.00 5002.32
1951 0.00 8.50 66.50 0.00 z 573.50 775.00 1111.50 992.50 756.00 354.00 12.00 0.00 4649.50
1952 0.00 0.00 1.00 261.50 602.00 858.50 1027.50 940.50 762.50 318.50 m 23.00 0.00 4476.50
1953 0.00 0.50 125.50 232.50 445.00 903.50 1178.00 952.50 816.00 396.00 98.50 0.00 5148.00
1954 0.00 25.50 57.50 396.50 683.00 806.50 1144.00 1014.00 774.00 416.00 72.50 0.00 5389.50
1955 0.00 0.00 20.00 211.50 561.00 798.00 398.00 t 1039.50 791.00 431.00 6.50 8.00 3866.50
1956 3.50 0.00 80.00 296.00 674.00 870.00 1029.00 935.50 747.50 330.00 8.50 0.00 4974.00
1957 0.00 24.00 138.00 286.00 495.50 747.00 984.50 884.00 598.00 346.00 20.50 6.00 4529.50
1958 0.00 8.00 9.00 175.50 638.00 826.00 985.00 1045.50 734.00 436.00 106.50 19.50 4983.00
1959 2.50 0.00 26.50 349.50 545.50 897.00 1092.50 1019.00 643.50 300.50 54.50 0.00 p 4931.00
1960 0.00 0.00 103.50 296.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 399.50
1961 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
1962 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
1963 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
1964 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
1965 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
1966 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 400.00 q 1103.60 a 843.09 c 565.00 f 293.93 d 92.88 d 0.60 e 2334.10
1967 0.00 f 0.00 f 108.50 d 203.50 g 484.08 e 649.04 d 788.00 h 1041.37 d 681.60 e 339.50 f 105.00 e 0.00 f 3069.59
1968 0.00 e 0.00 e 53.00 g 135.00 d 360.00 g 859.80 e 1055.79 e 676.00 f 0.00 z 0.00 z 0.00 z 0.00 g 2050.59
1969 0.00 i 2.00 h 7.00 j 243.00 i 725.52 e 517.50 h 661.50 l 852.00 g 560.50 g 117.00 f 24.50 i 1.00 g 725.52
1970 1.00 g 7.00 d 28.62 e 119.40 e 443.00 g 570.50 g 751.50 h 1067.12 e 452.00 f 155.00 g 12.00 h 0.00 e 1222.13
1971 0.00 j 5.50 g 56.00 h 148.00 l 365.00 g 627.00 g 893.00 f 810.50 h 339.00 k 158.00 r 0.00 g 0.00 j 0.00
1972 0.00 e 11.50 h 171.00 h 128.50 m 338.50 k 304.50 s 239.50 x 466.00 p 160.00 v 0.00 z 0.00 z 0.00 z 0.00
1973 0.00 k 0.00 j 9.00 k 86.00 j 369.50 i 545.00 i 580.00 m 639.00 j 248.50 o 151.00 o 7.00 o 0.00 m 0.00
1974 0.00 k 0.00 j 92.50 i 139.50 m 461.00 j 935.00 1038.50 c 990.00 720.00 395.80 c 38.50 0.00 a 4117.80
1975 7.50 1.62 b 70.00 154.00 458.05 b 724.50 1097.92 a 965.00 717.00 359.60 a 49.14 a 0.00 4604.32
1976 0.00 a 13.46 a 58.50 317.50 627.00 798.21 b 1157.85 a 996.50 738.62 a 288.50 71.50 0.00 5067.65
1977 0.00 16.00 24.00 391.50 528.00 1024.50 1071.50 1016.50 739.14 a 401.50 65.50 9.00 5287.14
1978 0.00 0.00 118.83 a 279.00 487.00 875.69 a 1098.00 960.00 677.50 415.00 56.00 0.00 4967.02
1979 0.00 0.00 10.00 284.50 550.00 832.00 1057.50 960.00 811.00 394.50 1.00 0.00 a 4900.50
1980 0.00 1.00 11.50 280.50 500.50 888.00 1123.00 981.50 701.00 338.50 111.72 a 6.00 4943.22
1981 0.00 26.50 63.00 413.28 a 533.50 921.00 1108.00 1026.50 795.50 262.00 87.41 a 0.00 5236.69
1982 0.00 11.50 53.00 170.00 508.00 795.50 1073.50 1055.50 667.50 208.00 7.50 0.00 4550.00
1983 0.00 0.00 52.50 186.00 425.00 771.00 1088.50 1135.00 829.50 426.50 104.50 0.00 5018.50
1984 0.00 0.00 15.50 192.00 627.50 770.00 1097.00 1036.50 722.00 239.00 14.00 0.00 4713.50
1985 0.00 0.00 30.00 383.50 672.00 921.50 1122.50 1063.50 583.00 204.00 n 80.50 0.00 4856.50
1986 0.00 61.50 170.00 231.00 502.00 564.00 l 1016.00 1064.50 596.38 a 248.50 28.00 0.00 3917.88
1987 0.00 0.00 21.00 340.50 594.00 961.00 1071.50 965.00 465.00 k 390.00 51.50 0.00 4394.50
1988 0.00 0.00 30.00 254.00 535.00 924.50 1121.00 1016.00 611.90 a 255.00 p 69.00 0.00 4561.40
1989 0.00 0.00 121.00 381.00 574.50 747.50 1131.50 927.00 613.00 334.00 31.50 0.00 4861.00
1990 0.00 0.00 99.50 341.50 449.00 823.00 993.50 947.50 720.50 315.50 16.50 0.00 4706.50
1991 0.00 0.00 16.00 158.00 460.50 751.50 473.50 o 608.00 k 633.00 399.50 12.00 0.00 m 2430.50
1992 0.00 m 0.00 73.50 352.50 612.00 731.00 845.50 897.50 605.50 330.00 0.50 0.00 4448.00
1993 0.00 0.00 o 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 0.54 5.47 59.51 283.12 570.12 827.31 1078.59 1002.93 709.42 352.39 48.21 2.26 5008.89
S.D. 1.84 11.62 43.51 99.21 85.34 84.88 64.51 58.68 75.46 70.64 39.21 6.14 269.18
SKEW 3.55 3.19 0.65 0.12 0.22 0.10 -1.21 -0.52 -0.23 0.18 0.77 3.76 -0.31
MAX 8.50 61.50 170.00 501.00 755.00 1024.50 1178.00 1135.00 853.50 511.00 166.50 33.00 5389.50
MIN 0.00 0.00 1.00 117.50 425.00 649.04 845.50 843.09 532.50 208.00 0.00 0.00 4529.50
NO YRS 41 41 41 40 40 39 40 43 41 38 43 41 26