TRENTON, UTAH

Monthly Total Growing Degree Days

(428828)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200306
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 912.43 a 965.00 758.50 309.50 11.50 x 0.00 z 2945.43
1949 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
1950 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
1951 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
1952 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
1953 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
1954 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
1955 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
1956 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
1957 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
1958 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
1959 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
1960 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1967 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
1968 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
1969 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
1970 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
1971 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
1972 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
1973 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
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 581.50 876.50 741.00 567.50 170.50 26.00 0.00 2963.00
1977 0.00 0.00 22.00 283.00 312.50 776.00 884.50 826.50 525.00 242.50 39.50 14.00 3925.50
1978 0.00 7.00 132.00 178.00 314.50 595.50 854.00 734.50 501.00 249.50 8.50 0.00 3574.50
1979 0.00 1.00 17.00 162.50 433.00 630.00 834.00 827.50 608.50 277.50 2.50 0.00 3793.50
1980 2.50 9.50 8.50 230.50 373.50 594.50 888.50 757.50 564.50 206.00 72.00 16.00 3723.50
1981 0.00 6.00 29.50 260.69 a 367.00 635.00 862.00 879.00 603.00 176.00 48.00 11.00 3877.19
1982 0.50 3.50 44.00 111.50 349.50 616.50 831.00 894.50 512.50 148.50 2.00 0.00 3514.00
1983 1.00 0.00 65.00 90.50 327.50 602.50 825.00 907.00 557.50 250.50 60.00 0.00 a 3686.50
1984 0.00 a 0.00 3.50 108.00 433.50 581.00 881.50 895.50 508.00 177.50 18.00 0.00 a 3606.50
1985 0.00 0.00 3.00 259.00 493.00 715.00 950.00 764.00 433.00 187.50 29.00 0.00 3833.50
1986 0.00 55.00 159.00 180.50 390.50 770.50 810.50 913.00 421.50 225.00 20.00 1.00 3946.50
1987 0.00 0.00 52.00 328.50 535.50 712.50 859.50 809.50 602.50 315.50 62.00 8.50 4286.00
1988 0.00 4.50 51.00 277.00 449.00 807.00 989.50 876.50 523.50 429.00 41.50 0.00 4448.50
1989 0.00 0.00 59.00 316.00 432.50 645.50 978.00 826.50 580.00 260.00 37.00 0.00 4134.50
1990 4.50 0.00 90.50 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 95.00
1991 0.00 0.00 29.00 125.50 321.50 635.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1111.00
1992 0.00 z 0.00 z 0.00 z 322.00 586.00 710.50 801.50 864.50 485.00 238.00 4.50 0.00 4012.00
1993 0.00 0.00 65.50 104.50 510.00 513.50 589.50 693.00 425.00 179.50 0.00 0.00 3080.50
1994 0.00 1.00 51.50 240.50 533.00 748.50 948.00 954.50 622.00 186.00 10.50 0.00 4295.50
1995 0.00 12.00 54.50 118.50 311.50 547.00 836.00 846.00 562.50 141.50 48.00 20.50 3498.00
1996 0.00 0.00 35.00 147.50 381.50 714.00 897.00 821.00 481.00 279.00 38.00 6.50 3800.50
1997 9.82 a 0.00 90.00 142.50 498.00 701.50 855.00 908.50 618.00 215.00 17.00 0.00 4055.32
1998 0.00 1.00 66.00 133.00 403.00 540.50 1037.50 940.50 707.00 248.50 31.00 14.50 4122.50
1999 0.00 2.50 92.50 128.00 370.00 657.00 933.50 931.00 514.50 258.00 87.50 2.50 3977.00
2000 0.00 9.50 31.50 264.50 497.50 711.00 981.50 961.00 528.00 228.00 1.00 0.00 4213.50
2001 0.00 0.00 72.33 a 191.67 c 496.00 a 695.50 986.32 a 957.50 667.00 272.00 72.86 b 0.00 c 4411.17
2002 0.00 0.00 17.50 233.50 448.50 714.00 1041.50 828.50 592.00 155.00 1.00 0.00 a 4031.50
2003 6.50 13.00 64.00 0.00 z 455.00 699.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1238.00
2004 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
2005 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
2006 0.00 z 0.00 z 0.00 z 190.00 f 555.86 b 781.00 448.00 r 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1336.86
Period of Record Statistics
MEAN 0.95 4.83 54.05 197.49 428.85 665.41 890.16 858.60 556.48 231.75 31.09 3.78 3905.90
S.D. 2.39 11.03 37.54 76.43 81.45 78.69 92.12 76.86 81.57 62.95 25.68 6.35 330.08
SKEW 2.68 3.83 0.97 0.26 0.13 -0.10 -0.98 -0.42 0.45 1.04 0.52 1.40 -0.41
MAX 9.82 55.00 159.00 328.50 586.00 807.00 1041.50 965.00 758.50 429.00 87.50 20.50 4448.50
MIN 0.00 0.00 3.00 90.50 311.50 513.50 589.50 693.00 421.50 141.50 0.00 0.00 3080.50
NO YRS 26 26 26 25 27 28 26 26 26 26 25 25 23