DELTA, UTAH

Monthly Total Growing Degree Days

(422090)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 887.50 1062.00 1141.32 a 861.50 370.50 15.00 5.00 4342.82
1939 0.00 0.00 163.78 a 387.50 641.00 792.00 1153.95 b 1073.50 724.00 322.00 60.00 36.00 5353.73
1940 8.00 49.00 0.00 z 0.00 z 0.00 z 0.00 z 1183.50 1131.50 d 726.00 406.00 47.50 1.00 3552.50
1941 0.00 68.00 105.00 179.00 617.50 793.50 1064.50 1016.50 574.00 256.00 87.00 9.00 4770.00
1942 3.50 6.00 37.00 272.00 446.00 775.00 1195.00 1063.00 667.50 331.00 58.00 8.00 4862.00
1943 6.50 14.50 112.50 482.00 538.00 742.00 1096.00 388.00 u 0.00 z 400.13 d 65.00 2.00 i 3456.63
1944 0.00 1.00 31.50 167.00 588.00 691.00 1114.00 1061.00 742.00 456.00 78.50 2.50 4932.50
1945 2.50 19.50 51.00 185.50 597.00 645.52 a 1116.00 1053.00 633.00 447.00 79.00 7.50 4836.52
1946 0.00 9.00 111.50 423.50 507.50 866.50 1168.00 1095.50 719.50 188.00 22.50 36.50 5148.00
1947 3.00 22.00 144.50 243.50 680.00 727.00 1100.00 1017.50 767.50 452.50 22.50 0.00 5180.00
1948 16.50 14.00 22.00 283.50 553.50 810.00 1090.00 1077.00 788.00 371.50 40.50 8.00 5074.50
1949 0.00 0.00 a 3.50 s 387.93 a 590.00 804.50 1125.00 1067.50 820.50 278.00 105.50 2.00 5180.93
1950 11.50 49.50 87.50 289.50 487.00 793.50 1055.00 1022.50 713.00 541.50 121.00 11.50 5183.00
1951 3.50 50.00 51.50 313.50 562.00 762.50 1152.50 1026.00 731.00 302.77 a 28.50 3.50 4987.27
1952 0.00 0.00 30.00 296.00 624.50 807.50 1105.00 1136.00 831.50 513.50 43.50 0.00 5387.50
1953 59.50 11.50 123.50 228.00 386.00 831.50 1181.00 1021.50 830.00 360.00 160.00 0.00 5192.50
1954 5.50 28.50 76.50 422.00 682.50 790.00 1204.50 1036.50 785.50 419.00 109.00 0.50 5560.00
1955 0.00 0.00 67.00 241.00 530.50 798.00 1109.50 1108.50 760.00 425.50 45.00 58.00 5143.00
1956 51.50 4.50 159.00 300.50 638.00 931.00 1126.00 1013.50 829.00 369.50 35.50 9.50 5467.50
1957 6.00 75.00 126.50 253.50 477.00 820.00 1100.00 1106.00 718.50 343.00 2.00 14.00 5041.50
1958 1.50 81.50 52.50 187.50 723.50 928.00 1130.50 1139.50 759.00 445.00 87.00 8.50 5544.00
1959 14.00 12.00 63.50 332.50 501.00 960.00 1199.00 1068.50 652.50 343.00 35.50 0.00 5181.50
1960 0.00 5.00 171.00 325.00 585.00 954.00 1210.00 1060.00 840.00 359.50 88.50 2.00 5600.00
1961 0.00 22.50 84.00 248.50 599.00 1029.50 1186.00 1090.00 554.50 313.50 7.00 1.00 5135.50
1962 5.00 31.50 34.00 384.00 526.00 794.50 1071.50 1053.00 803.00 427.50 121.00 7.75 a 5258.75
1963 7.00 65.50 89.50 181.50 703.50 729.00 1181.00 1128.00 821.00 533.00 91.00 0.00 5530.00
1964 0.00 0.00 42.50 196.50 525.00 749.00 1185.00 1031.50 672.50 434.50 46.50 36.00 4919.00
1965 14.00 25.50 46.00 279.50 443.50 717.50 1065.00 966.50 514.50 406.00 168.50 7.50 4654.00
1966 0.00 0.00 151.50 275.00 673.50 830.00 1145.50 1037.50 735.50 290.00 125.00 14.50 5278.00
1967 0.00 11.50 167.50 128.00 479.50 701.50 1127.50 1104.00 730.50 341.00 131.00 0.00 4922.00
1968 0.00 43.00 112.50 148.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 304.00
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 802.76 a 0.00 z 1105.00 539.50 200.00 61.50 4.50 2713.26
1971 4.50 8.50 109.50 229.50 285.00 j 800.50 1105.48 c 1090.00 560.00 256.50 31.50 10.00 4205.98
1972 21.50 71.00 223.00 258.50 606.50 896.50 1090.88 b 970.00 645.52 a 372.00 18.50 6.50 5180.40
1973 0.00 12.50 23.00 182.50 643.00 830.50 1079.00 1049.00 607.50 363.50 120.50 12.50 4923.50
1974 8.00 13.50 186.00 208.00 629.50 953.50 1068.98 a 981.00 709.00 349.00 31.50 3.50 5141.48
1975 9.50 16.50 77.50 120.00 391.00 695.00 1090.50 933.00 690.00 320.50 45.50 8.50 4397.50
1976 0.00 45.00 50.50 223.00 629.50 751.00 1129.50 887.50 703.00 261.00 72.00 0.00 4752.00
1977 0.00 10.00 39.00 348.00 0.00 z 946.50 1068.00 1012.00 727.00 398.50 101.00 32.50 4682.50
1978 2.00 28.00 196.50 248.50 436.50 791.50 1040.50 898.00 594.00 408.00 37.50 0.00 4681.00
1979 0.00 0.00 62.00 278.50 538.00 798.50 1047.00 962.00 798.00 440.50 22.50 4.00 4951.00
1980 16.50 51.50 35.50 280.00 445.50 770.00 1087.50 964.50 674.50 319.50 125.00 33.00 4803.00
1981 0.00 37.00 67.50 389.00 482.00 871.50 1119.50 1042.50 767.00 260.50 151.50 25.50 5213.50
1982 5.00 48.00 86.00 198.00 486.00 735.50 977.00 1049.50 639.50 203.50 15.50 0.00 4443.50
1983 2.00 39.00 114.00 158.50 420.00 761.00 999.50 1040.00 750.50 406.00 138.00 11.00 4839.50
1984 0.00 0.00 22.50 184.50 623.00 723.50 1048.00 1036.00 691.50 229.50 61.00 1.00 4620.50
1985 0.00 0.00 90.50 369.00 609.00 889.50 1116.50 1006.00 558.00 320.50 39.50 2.50 5001.00
1986 11.00 127.50 235.50 255.00 516.00 908.50 1013.00 1082.50 548.50 284.00 65.50 4.50 5051.50
1987 3.00 14.50 90.50 405.50 640.00 896.00 983.00 972.00 681.50 415.00 61.00 23.50 5185.50
1988 0.00 6.00 61.50 295.50 509.00 918.00 1131.00 991.00 628.50 538.00 112.50 0.00 5191.00
1989 0.00 18.50 233.50 395.00 548.00 761.50 1144.50 953.00 715.00 355.50 52.50 4.00 5181.00
1990 8.50 2.00 182.00 370.00 504.50 861.00 1118.50 1021.00 867.00 365.50 59.00 1.00 5360.00
1991 0.00 17.50 74.50 211.00 406.00 770.50 1096.00 1077.50 676.50 387.00 60.50 0.00 4777.00
1992 0.00 41.50 189.50 462.50 658.50 809.00 1002.50 1059.50 740.50 465.00 12.00 6.00 5446.50
1993 0.00 4.50 174.00 240.50 623.00 674.00 917.00 954.50 665.50 302.50 10.00 23.00 4588.50
1994 3.50 32.00 141.50 319.50 649.00 949.50 1145.00 1129.50 758.00 321.50 31.00 3.50 5483.50
1995 13.00 72.00 146.50 194.00 406.00 645.50 1019.50 1061.50 761.00 316.00 125.00 57.00 4817.00
1996 4.50 39.00 127.50 250.00 579.00 921.00 1134.50 1024.50 644.50 339.00 88.00 48.50 5200.00
1997 17.00 8.50 191.00 243.00 627.50 810.50 984.50 1089.00 745.00 312.00 71.50 1.50 5101.00
1998 12.50 18.50 135.50 208.00 490.50 656.00 1150.00 1106.50 781.50 307.50 61.00 16.50 4944.00
1999 19.00 64.50 190.50 178.00 496.00 822.00 1089.50 1013.00 662.00 386.50 148.00 0.00 5069.00
2000 54.50 56.00 89.50 398.50 645.50 862.50 1131.50 1139.00 696.00 319.00 0.00 0.00 5392.00
2001 0.00 11.50 149.00 284.50 681.00 856.50 1100.00 1111.00 765.00 361.00 73.50 0.00 5393.00
2002 2.50 2.50 72.50 316.50 538.50 871.00 1166.00 933.50 608.00 175.50 0.50 1.50 4688.50
2003 2.50 11.50 92.50 220.50 561.00 796.00 1161.00 1060.00 622.00 396.50 2.50 7.00 4933.00
2004 0.00 0.00 187.00 240.50 534.00 802.50 1060.50 995.50 676.50 344.50 17.50 6.00 4864.50
2005 15.00 18.00 72.50 217.50 587.00 749.00 1186.50 1044.50 677.50 313.00 92.00 12.50 4985.00
2006 8.50 25.50 61.50 331.50 649.00 956.00 775.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2032.00
Period of Record Statistics
MEAN 7.02 25.64 106.18 273.15 559.58 814.78 1104.68 1042.94 705.84 356.97 65.80 10.17 5063.42
S.D. 12.06 25.98 58.23 84.60 85.21 85.86 62.23 60.23 84.60 80.65 44.03 13.88 283.14
SKEW 2.99 1.39 0.45 0.47 -0.22 0.19 -0.59 -0.43 -0.25 0.07 0.47 1.93 -0.14
MAX 59.50 127.50 235.50 482.00 723.50 1029.50 1210.00 1141.32 867.00 541.50 168.50 58.00 5600.00
MIN 0.00 0.00 22.00 120.00 386.00 645.50 917.00 887.50 514.50 175.50 0.00 0.00 4397.50
NO YRS 66 66 64 65 62 66 65 65 65 66 66 65 59