THOMPSON, UTAH

Monthly Total Growing Degree Days

(428705)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199411
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
1911 0.00 z 0.00 z 0.00 z 0.00 z 625.00 863.00 1070.50 1119.50 824.50 311.50 49.00 0.00 4863.00
1912 0.00 3.50 52.00 201.00 566.50 644.50 h 421.50 r 1114.28 d 601.00 207.50 i 41.00 0.00 k 2579.28
1913 0.00 1.00 88.00 374.00 735.39 d 907.00 1121.50 0.00 z 696.50 280.00 76.50 h 1.15 d 4204.54
1914 0.00 z 0.00 z 0.00 z 362.00 795.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1157.50
1915 0.00 10.00 311.00 582.93 a 753.00 802.00 1136.00 1100.50 596.00 492.00 152.59 a 2.21 c 5938.23
1916 0.00 a 0.00 195.50 309.00 531.00 866.00 1090.50 1045.00 603.00 0.00 z 0.00 z 0.00 z 4640.00
1917 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
1918 0.00 0.00 140.50 319.50 0.00 z 0.00 z 0.00 z 0.00 z 655.00 0.00 z 0.00 z 0.00 z 1115.00
1919 0.00 0.00 199.50 0.00 z 0.00 z 0.00 z 0.00 z 1019.50 726.50 273.00 45.50 0.00 2264.00
1920 0.00 a 11.50 34.50 204.50 698.00 956.00 1185.00 1135.12 a 815.50 440.00 98.00 0.00 5578.12
1921 3.62 a 90.00 231.50 285.00 682.00 973.50 1191.50 1050.50 848.00 562.00 164.50 19.50 6101.62
1922 2.00 11.50 122.00 245.50 701.78 b 1044.00 1230.00 1167.50 956.00 549.50 22.50 0.00 6052.28
1923 6.00 10.50 13.00 280.50 703.00 930.00 1247.50 1111.00 813.00 424.00 120.50 0.00 5659.00
1924 0.00 51.00 44.00 361.00 739.50 1030.00 1241.00 1201.50 823.50 470.00 100.00 0.00 6061.50
1925 0.00 5.50 148.00 449.00 828.00 938.50 1298.50 1228.00 755.50 324.00 104.00 0.00 6079.00
1926 0.00 24.50 181.00 474.50 760.00 1071.50 1243.00 1201.00 869.50 540.50 233.50 17.00 6616.00
1927 0.00 100.50 272.00 527.00 883.50 978.00 1175.50 1045.50 745.00 480.50 136.50 0.00 6344.00
1928 0.00 2.50 196.50 297.41 a 679.50 933.10 a 1210.00 1092.50 855.50 464.50 94.50 0.00 5826.02
1929 0.00 c 0.00 68.00 221.90 a 622.50 949.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1861.40
1930 0.00 5.00 79.00 511.00 577.00 1007.00 1191.95 a 1129.50 770.50 361.00 92.00 0.00 5723.95
1931 0.00 25.00 150.00 459.00 251.00 r 1052.50 1273.50 0.00 z 0.00 z 397.50 66.00 0.00 z 3423.50
1932 0.00 31.00 93.00 317.50 659.00 844.00 1166.50 1064.00 813.00 392.50 52.50 0.00 5433.00
1933 0.00 0.00 99.00 185.00 465.50 1047.50 1225.00 1127.00 889.50 284.00 m 57.00 0.00 5095.50
1934 0.00 34.00 265.50 503.50 851.50 872.50 1268.50 1164.50 742.50 464.50 145.50 0.00 6312.50
1935 0.00 4.50 55.00 263.50 462.50 935.00 1165.00 1124.27 a 793.00 425.50 8.50 0.00 5236.77
1936 0.00 1.00 u 126.00 429.00 750.00 1006.00 1179.00 1068.50 726.00 402.00 1.00 0.00 5687.50
1937 0.00 0.50 43.50 245.00 744.50 863.00 1113.00 1101.00 795.00 451.50 102.50 3.50 5463.00
1938 0.00 3.50 g 48.50 420.50 626.50 1010.50 1290.00 1216.75 c 844.29 b 511.00 19.00 1.00 5988.04
1939 0.00 0.00 167.50 434.50 543.00 h 451.00 o 1055.00 f 1173.00 858.00 442.00 138.50 21.00 3234.50
1940 0.00 36.50 166.00 409.00 822.00 1083.50 1213.50 1150.50 798.50 408.00 32.00 0.00 6119.50
1941 0.00 5.00 104.00 226.00 686.50 839.50 1135.00 1084.00 0.00 z 453.00 106.00 5.50 4644.50
1942 0.00 1.00 34.50 445.50 0.00 z 1035.00 1250.50 1158.50 792.50 525.85 d 118.50 7.00 5368.85
1943 11.00 36.00 154.00 555.00 657.00 860.50 1252.52 e 1176.50 1033.50 634.00 151.50 4.00 6525.52
1944 0.00 d 4.50 63.50 217.00 615.50 829.50 1183.34 b 1157.00 915.00 594.00 123.00 0.00 5702.34
1945 2.50 29.62 b 75.00 260.50 711.00 800.00 1195.00 1116.50 831.00 515.50 86.25 b 0.00 5622.87
1946 0.00 22.50 192.50 551.50 580.00 897.50 1198.15 a 1114.50 876.72 a 322.00 10.50 10.00 5775.87
1947 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 832.00 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1948 0.00 b 6.50 36.50 v 398.28 a 718.68 a 1220.00 c 1157.85 a 1081.90 a 0.00 z 217.00 n 41.50 13.00 f 4624.71
1949 0.00 r 0.00 a 116.50 444.50 631.50 848.33 c 1139.00 1084.50 839.50 343.50 109.00 5.50 5561.83
1950 0.00 b 7.50 g 88.98 d 350.50 591.00 620.50 h 807.50 h 1087.50 607.00 f 104.00 y 0.00 z 0.00 j 2117.98
1951 0.00 e 19.50 j 108.50 341.50 333.50 k 713.00 h 1190.29 b 1024.00 787.00 422.00 25.50 0.00 q 3898.79
1952 0.00 0.00 41.00 423.50 707.50 481.50 n 1177.50 1125.82 a 898.50 631.62 c 0.00 z 0.00 e 5005.44
1953 1.00 h 13.50 f 167.50 g 200.50 j 368.00 k 715.00 h 1271.55 c 1102.00 686.00 f 555.50 163.50 0.00 3092.55
1954 11.50 107.00 95.00 523.50 760.50 964.00 1261.00 1089.00 836.50 539.00 158.00 0.00 6345.00
1955 0.00 0.00 79.50 263.00 383.50 l 546.00 m 1133.50 1197.00 938.00 548.00 63.50 52.00 4274.50
1956 35.00 9.50 180.50 408.50 784.00 1073.00 1188.50 1076.50 954.00 535.00 0.00 z 0.00 z 6244.50
1957 0.00 z 0.00 z 183.50 306.50 548.00 922.50 1159.00 1080.00 780.00 421.00 37.00 0.00 p 5437.50
1958 0.00 89.00 75.00 292.00 189.00 v 1021.61 b 1165.50 1203.50 862.50 576.00 176.50 50.00 5511.61
1959 2.50 32.00 132.50 426.00 219.50 u 1086.50 1226.00 1091.00 781.00 435.50 67.50 1.50 5282.00
1960 0.00 0.00 203.50 386.00 623.00 1012.00 1229.50 1124.00 852.50 416.00 114.50 0.00 5961.00
1961 0.00 31.50 102.50 278.50 656.00 1035.00 1172.50 1034.50 541.00 362.50 14.50 1.00 5229.50
1962 0.00 36.50 43.50 492.50 164.50 v 956.00 1152.00 1135.00 840.00 292.50 l 179.50 7.50 4842.50
1963 2.50 60.50 130.00 277.50 785.50 868.00 1222.50 308.00 v 863.50 618.50 177.00 0.00 5005.50
1964 2.50 0.00 62.50 299.50 658.50 892.50 1287.00 537.00 q 818.89 c 625.00 92.50 13.50 4752.39
1965 13.50 27.50 95.50 340.50 573.50 803.50 1113.50 441.00 s 624.23 d 560.00 228.50 0.50 4380.73
1966 0.00 j 0.00 211.00 381.00 804.00 641.00 k 1217.00 1151.50 841.00 435.00 38.00 x 0.00 j 5040.50
1967 3.50 38.00 247.50 314.00 627.50 817.00 1222.50 884.50 g 863.65 d 551.00 178.00 0.00 4862.65
1968 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 535.50 q 947.50 757.50 387.50 f 23.50 o 2.00 m 1705.00
1969 7.50 f 7.50 47.05 c 403.97 a 839.00 823.45 a 1236.68 c 1224.50 0.00 z 160.00 k 75.00 16.50 4673.65
1970 21.00 93.00 61.50 238.00 735.00 936.50 1224.00 1192.50 746.00 386.35 d 94.50 5.00 5733.35
1971 20.00 42.50 193.50 371.50 645.00 980.00 1275.50 1190.50 707.00 138.00 w 46.00 10.00 5481.50
1972 7.50 118.00 358.50 463.00 370.00 p 1051.50 1258.00 1168.50 857.50 136.00 o 46.50 0.00 5329.00
1973 0.00 3.00 74.00 134.50 l 631.50 893.00 1155.50 1156.00 790.00 521.00 179.00 9.50 5412.50
1974 0.00 0.00 249.55 a 317.50 818.00 1077.50 1182.00 1110.00 884.00 563.50 90.00 0.00 6292.05
1975 10.50 8.00 135.50 208.50 538.50 808.00 1198.00 1108.00 837.00 459.00 132.00 2.50 5445.50
1976 0.00 70.50 119.00 361.50 731.50 948.50 1269.50 1093.50 834.50 401.00 147.00 0.00 5976.50
1977 0.00 61.50 103.69 b 498.50 665.00 1104.00 1184.00 1170.50 880.50 546.00 137.00 48.00 6398.69
1978 0.00 6.50 245.50 399.50 601.50 995.00 1219.00 1122.00 862.50 643.00 152.50 0.00 6247.00
1979 0.00 0.00 63.50 368.33 c 621.00 955.00 1192.00 1074.50 971.00 569.50 19.50 0.00 5834.33
1980 2.50 52.00 48.50 349.00 549.00 964.00 1206.50 1069.00 809.50 447.00 176.00 42.50 5715.50
1981 15.00 85.00 138.00 529.50 629.00 1062.50 1194.50 1132.00 872.00 380.00 181.00 0.00 6218.50
1982 0.00 49.00 129.00 298.50 651.00 898.00 1107.00 1105.50 744.50 309.50 38.00 0.00 5330.00
1983 0.00 44.50 141.50 225.00 560.00 901.00 839.50 i 886.50 i 951.00 234.50 p 85.00 l 0.00 l 2823.00
1984 0.00 0.00 i 87.00 j 201.00 j 602.50 i 610.00 i 756.50 l 794.50 i 524.50 k 227.50 i 67.00 k 1.50 m 0.00
1985 0.00 k 7.50 j 118.50 j 226.00 r 413.50 n 1010.36 b 1204.50 1138.00 647.07 a 370.97 a 63.21 b 0.00 4434.11
1986 5.50 101.00 267.50 311.50 596.50 1038.00 1122.50 1170.00 671.50 365.00 70.50 2.00 5721.50
1987 0.00 2.50 67.50 439.00 693.22 b 1030.50 1084.00 1030.00 785.00 518.00 105.00 0.00 5754.72
1988 0.00 1.00 63.00 310.50 620.50 1020.50 1201.50 1073.50 709.50 533.00 120.50 0.00 5653.50
1989 0.00 a 15.00 236.00 497.50 673.00 920.00 1249.50 1029.00 755.00 436.00 92.00 0.00 5903.00
1990 0.00 21.00 218.00 476.00 595.50 1007.00 1161.50 1108.50 922.00 423.00 116.50 0.00 6049.00
1991 0.00 19.00 88.00 235.34 a 689.00 934.00 1212.00 1102.50 816.50 499.00 65.50 0.00 5660.84
1992 0.00 16.50 199.50 506.90 a 165.00 y 0.00 z 0.00 z 359.00 s 823.00 540.50 4.50 0.00 2090.90
1993 0.00 1.00 178.50 269.50 650.00 842.00 1074.00 1067.50 755.50 364.50 2.00 0.00 5204.50
1994 0.00 19.50 186.00 343.50 671.50 1077.50 1218.82 a 1256.50 821.00 308.50 38.00 0.00 z 5940.82
Period of Record Statistics
MEAN 2.41 25.45 133.64 363.96 672.52 956.22 1195.18 1118.36 805.42 463.74 95.58 5.44 5871.13
S.D. 5.96 31.48 75.33 101.93 91.58 91.21 54.07 57.69 93.71 93.98 57.85 12.06 363.17
SKEW 3.34 1.38 0.66 0.20 0.11 0.15 -0.30 -0.04 -0.50 -0.04 0.24 2.83 0.04
MAX 35.00 118.00 358.50 582.93 883.50 1220.00 1298.50 1256.50 1033.50 643.00 233.50 52.00 6616.00
MIN 0.00 0.00 13.00 185.00 462.50 800.00 1070.50 947.50 541.00 273.00 1.00 0.00 5204.50
NO YRS 74 72 75 75 66 68 71 70 73 67 70 66 40