SALTAIR SALT PLANT, UTAH

Monthly Total Growing Degree Days

(427578)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 199108
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
1956 0.00 z 0.00 z 0.00 z 0.00 z 429.00 m 910.38 d 767.50 j 995.44 d 750.00 b 356.50 d 13.80 e 5.50 h 3026.13
1957 0.00 h 33.50 h 109.50 g 267.60 e 447.50 f 628.00 h 818.50 i 872.00 f 549.00 f 348.75 c 13.00 f 1.00 k 616.35
1958 0.00 h 43.50 h 41.50 i 140.50 g 552.50 h 651.50 i 693.50 k 746.50 k 522.00 j 249.50 i 77.50 j 10.00 o 0.00
1959 0.00 m 3.50 j 63.00 i 227.00 h 366.00 h 715.50 g 825.50 h 729.50 j 423.50 i 236.50 h 27.50 j 0.00 j 0.00
1960 0.50 j 6.00 i 75.00 k 237.50 j 356.50 j 649.50 h 803.50 k 717.50 h 556.00 j 266.50 j 41.00 j 0.00 l 0.00
1961 0.00 k 9.00 j 70.00 i 201.00 h 451.00 i 759.50 g 814.00 j 799.50 i 462.50 f 314.17 e 19.66 a 12.50 j 333.83
1962 9.00 i 10.00 k 35.50 g 291.50 h 384.50 i 672.00 f 784.50 i 824.50 f 769.82 b 439.74 d 75.00 d 0.00 j 1284.56
1963 1.50 g 41.50 h 84.00 f 152.68 b 474.50 i 510.50 h 753.50 j 837.00 h 825.00 b 581.54 d 86.67 c 0.00 g 1645.88
1964 0.00 e 0.00 g 14.93 d 173.04 b 339.00 g 303.00 t 1204.00 771.00 h 665.40 e 402.40 e 37.50 h 50.00 i 2459.77
1965 21.00 l 9.52 c 47.61 c 358.93 b 443.09 b 755.17 a 1105.67 a 980.63 a 485.40 e 317.00 g 178.50 8.86 c 4373.37
1966 0.00 i 0.52 a 104.48 d 281.11 c 576.50 f 694.00 g 1235.35 a 1041.17 b 798.62 a 274.19 b 112.20 e 10.00 i 3847.64
1967 1.50 j 22.52 e 123.00 f 196.73 d 490.04 e 687.78 c 1181.50 1153.41 b 775.00 c 339.89 c 89.00 f 0.00 m 4846.88
1968 1.00 i 18.50 g 97.50 g 192.60 e 487.70 c 824.48 a 1017.83 a 902.10 a 491.50 f 293.35 d 53.04 b 0.00 e 3771.10
1969 22.00 j 0.56 c 63.50 f 298.97 a 740.26 b 742.50 1131.50 a 1142.23 e 862.50 d 192.31 d 61.50 i 5.00 j 5110.83
1970 22.50 i 21.00 f 47.61 c 132.41 a 583.26 d 838.39 b 1115.47 b 1151.59 d 549.64 b 195.96 c 86.79 b 6.00 k 4701.12
1971 8.00 i 4.48 c 94.60 b 233.00 515.78 b 813.50 1135.38 c 1106.70 a 444.50 g 176.00 g 44.40 e 0.00 k 3947.83
1972 4.00 j 51.96 e 148.50 f 241.11 c 595.89 d 902.68 b 1102.57 a 1015.25 a 447.00 i 445.33 e 44.50 g 0.00 q 4354.78
1973 0.00 d 6.72 c 42.00 155.50 f 608.63 a 668.50 h 1074.67 d 1084.47 b 633.46 d 318.50 f 104.00 j 1.00 m 3449.95
1974 7.00 j 6.00 i 131.50 k 257.88 d 561.44 d 769.00 f 879.00 g 991.40 e 513.00 g 370.81 e 46.00 h 1.50 o 2181.54
1975 3.00 m 6.16 c 87.50 116.79 b 399.00 669.44 c 1168.00 965.50 699.50 374.77 c 36.50 3.50 4526.66
1976 0.00 b 31.00 37.72 a 215.69 a 622.50 772.24 a 1144.00 936.00 753.50 266.60 a 49.50 g 0.00 b 4779.25
1977 0.00 e 14.50 32.50 410.00 275.50 j 958.20 e 757.50 j 738.00 i 366.50 n 268.50 j 35.00 j 16.50 j 1415.20
1978 0.00 k 8.00 j 127.00 j 180.00 l 308.50 j 607.50 h 847.50 g 785.00 f 430.50 h 303.00 f 47.50 i 0.50 l 0.00
1979 0.00 l 2.43 e 58.50 f 154.00 i 318.50 k 844.04 d 866.00 h 847.50 f 661.00 f 336.00 h 3.00 k 0.00 k 846.47
1980 5.00 l 46.50 g 37.72 a 317.00 455.00 751.07 b 1137.50 777.50 g 681.60 e 334.69 d 101.54 d 19.52 d 3835.63
1981 0.00 e 22.50 85.50 324.31 a 477.00 862.50 1127.00 1136.50 802.00 273.50 112.00 31.00 5253.81
1982 2.50 15.00 70.00 163.00 469.00 781.00 997.50 1115.50 690.50 237.50 30.50 8.50 4580.50
1983 13.00 11.50 s 99.50 136.50 431.00 773.50 1062.00 1092.00 758.50 388.00 127.00 9.30 a 4890.30
1984 0.00 0.00 28.00 187.50 593.00 748.50 1107.00 1081.50 731.00 253.50 58.50 0.00 4788.50
1985 0.00 0.00 48.50 415.00 685.00 922.00 1202.00 1065.50 624.50 310.00 50.50 1.50 5324.50
1986 6.00 122.00 240.50 272.50 561.50 1015.50 1069.00 1169.50 611.50 331.50 68.00 4.65 a 5472.15
1987 0.00 5.00 117.00 463.00 684.00 946.00 1069.50 1043.50 753.50 442.50 114.50 29.50 5668.00
1988 3.00 13.00 118.00 366.00 643.00 1015.00 1242.00 1117.00 387.50 r 55.50 z 217.50 0.00 4734.50
1989 0.00 2.00 224.50 447.00 624.00 872.00 1262.00 1109.50 773.00 446.00 78.50 0.00 5838.50
1990 11.50 10.50 208.50 487.00 578.50 928.97 a 1230.50 1121.00 941.50 410.50 97.00 0.00 6025.47
1991 0.00 23.50 124.50 261.72 a 500.00 858.50 1221.00 1181.00 0.00 z 0.00 z 0.00 z 0.00 z 4170.22
Period of Record Statistics
MEAN 2.40 17.33 91.01 272.93 554.29 841.39 1139.29 1070.77 724.34 344.96 83.91 7.76 5368.93
S.D. 4.36 27.16 64.84 107.00 90.80 95.71 72.15 77.29 103.31 89.61 50.23 10.63 496.47
SKEW 1.65 2.96 1.10 0.45 0.17 0.12 -0.06 -0.56 -0.32 0.44 0.96 1.31 -0.34
MAX 13.00 122.00 240.50 487.00 740.26 1015.50 1262.00 1181.00 941.50 581.54 217.50 31.00 6025.47
MIN 0.00 0.00 14.93 116.79 399.00 669.44 997.50 902.10 485.40 192.31 13.80 0.00 4580.50
NO YRS 15 21 21 27 23 24 24 24 22 25 21 15 8