HOT SPRINGS, SOUTH DAKOTA

Monthly Total Growing Degree Days

(394007)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1894 0.00 z 0.00 a 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 10.00 k 0.00
1895 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
1896 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
1897 4.00 0.00 a 55.00 202.50 608.00 751.50 1026.50 905.00 772.00 286.50 65.50 2.21 c 4678.71
1898 0.53 b 4.50 9.30 a 225.00 d 394.22 a 806.38 a 969.50 965.00 535.34 a 169.50 68.50 9.30 a 4157.08
1899 0.00 0.00 3.00 192.00 356.50 637.50 890.22 a 790.50 a 571.03 a 56.00 m 42.50 0.00 a 3483.25
1900 0.00 z 0.00 a 141.50 306.50 661.00 909.00 941.50 1057.00 660.00 347.00 48.00 0.50 h 5071.50
1901 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
1902 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
1903 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
1904 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
1905 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
1906 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
1907 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
1908 0.00 12.50 66.00 326.38 a 431.00 713.50 1004.50 858.00 715.50 255.23 a 53.00 0.00 4435.61
1909 0.00 a 1.50 31.00 a 126.72 a 452.00 829.50 1008.50 1038.50 629.50 287.00 65.50 0.00 4469.72
1910 0.00 2.00 259.50 365.69 a 449.50 861.50 1024.50 866.97 a 661.55 a 373.00 32.59 a 0.00 a 4896.79
1911 1.55 a 0.00 120.00 188.00 548.50 947.00 922.50 803.00 660.00 233.50 0.50 0.00 4424.55
1912 0.00 0.00 5.50 222.00 492.50 726.50 933.10 a 889.50 438.10 a 239.00 40.00 1.00 3987.20
1913 0.00 1.00 18.00 304.50 453.12 a 919.20 e 988.00 1068.50 679.50 229.50 89.50 3.00 4753.82
1914 22.00 4.00 43.50 230.50 519.00 831.00 1100.00 947.50 756.50 398.50 129.50 1.00 4983.00
1915 0.00 0.00 0.00 343.50 338.50 577.50 733.00 781.50 575.00 411.00 77.50 10.00 3847.50
1916 4.50 20.00 163.00 172.50 355.31 e 612.50 1135.50 907.00 640.50 242.50 52.00 0.00 4305.31
1917 0.00 z 0.00 z 36.00 131.50 0.00 z 697.00 1027.50 902.00 659.50 241.00 145.50 17.10 b 3857.10
1918 14.00 37.50 214.50 120.50 420.50 804.00 866.00 857.50 402.00 297.00 18.21 b 2.00 4053.71
1919 1.00 0.00 38.50 149.00 434.00 789.00 1051.00 950.50 660.00 98.50 5.00 5.50 4182.00
1920 8.50 9.00 61.00 57.50 447.50 720.50 983.00 946.00 674.50 388.50 5.50 10.50 4312.00
1921 5.50 36.00 114.00 215.50 494.50 908.00 1084.48 a 978.00 661.00 425.22 a 69.50 36.00 5027.70
1922 0.00 5.50 77.50 153.00 507.50 857.00 883.50 1081.00 796.00 388.50 41.50 3.00 4794.00
1923 17.50 6.00 34.50 215.50 507.00 788.00 1079.00 927.50 679.00 238.00 104.50 12.00 4608.50
1924 1.00 23.00 0.00 229.50 407.00 799.50 1021.00 1021.00 649.50 448.00 80.00 16.50 4696.00
1925 0.50 43.00 160.50 341.00 609.50 771.00 1007.00 924.00 722.00 107.00 15.00 20.00 4720.50
1926 1.50 37.00 73.50 315.00 577.50 782.00 1013.50 971.00 590.00 336.50 49.50 7.50 4754.50
1927 3.00 26.00 55.00 169.00 399.00 724.00 855.50 803.00 557.50 362.00 36.50 0.00 3990.50
1928 30.00 5.50 87.50 138.50 606.00 607.50 959.50 940.50 608.00 285.50 53.50 1.50 4323.50
1929 0.00 0.00 63.00 236.00 427.00 694.00 1031.00 1071.00 438.00 333.50 12.50 6.00 4312.00
1930 12.00 54.00 17.00 371.00 387.50 706.00 1137.50 1014.50 627.50 236.00 51.50 1.00 4615.50
1931 21.00 13.00 73.00 224.50 469.00 986.00 1134.50 1015.77 a 842.00 383.50 131.50 16.00 5309.77
1932 0.00 46.00 11.50 262.50 495.00 723.00 989.00 961.00 543.00 174.00 32.00 0.00 4237.00
1933 0.00 5.00 118.50 248.00 476.00 1066.50 1225.00 961.00 812.50 405.50 153.00 62.50 5533.50
1934 16.00 54.50 104.50 333.00 899.00 929.50 1213.50 1027.50 571.50 487.50 161.00 11.50 5809.00
1935 26.00 39.50 115.50 187.50 325.50 760.50 1209.50 1073.50 716.50 359.00 23.50 0.00 4836.50
1936 2.50 3.50 66.00 279.00 758.50 989.50 1363.50 1172.00 802.50 359.50 82.00 20.00 5898.50
1937 0.00 a 11.50 54.00 206.00 640.50 790.00 1137.50 1227.50 806.50 360.50 98.00 15.50 5347.50
1938 9.50 38.00 124.00 326.00 521.00 878.00 1092.50 1148.50 817.00 525.00 42.00 3.00 5524.50
1939 11.50 3.50 152.00 309.00 710.50 787.50 1243.00 1015.50 786.00 340.00 83.50 111.00 5553.00
1940 0.50 14.50 81.50 199.00 592.50 908.50 1201.00 1036.50 856.00 480.50 39.50 23.50 5433.50
1941 9.50 12.50 84.00 250.50 705.00 796.00 1080.00 1040.00 644.50 303.50 87.00 50.50 5063.00
1942 13.50 0.50 37.00 350.50 381.50 721.55 a 1016.00 958.00 567.00 384.00 117.50 12.00 4559.05
1943 10.00 48.00 79.50 380.00 394.00 729.00 1073.50 1105.00 620.50 373.50 48.50 15.50 4877.00
1944 2.50 0.00 12.00 129.50 602.50 682.00 949.00 980.63 a 648.00 392.00 49.50 1.50 4449.13
1945 0.00 0.00 89.00 140.50 423.00 554.00 1012.50 989.00 539.50 387.50 58.00 0.50 4193.50
1946 5.00 10.50 161.50 424.50 390.50 774.50 1085.00 923.50 621.72 a 189.00 23.28 a 25.50 4634.50
1947 1.00 10.00 28.00 185.50 454.00 660.50 1048.50 1107.00 682.50 460.87 a 12.50 6.50 4656.87
1948 8.50 26.50 54.50 314.50 506.00 712.50 1018.00 996.50 800.00 324.00 40.34 a 6.00 4807.34
1949 0.00 8.00 56.50 339.00 560.50 778.97 a 1085.50 1049.50 592.50 265.00 159.00 4.13 a 4898.60
1950 12.00 33.00 36.50 124.66 a 376.50 761.00 913.50 905.50 587.50 416.50 44.00 4.65 a 4215.31
1951 0.00 8.50 28.50 120.00 447.50 516.00 908.50 915.02 a 473.00 266.50 26.50 12.40 a 3722.42
1952 0.50 6.00 26.50 279.31 a 513.57 a 909.50 1025.50 1014.50 734.50 285.00 49.00 1.00 4844.88
1953 41.85 a 12.00 68.00 101.00 414.50 868.00 1022.00 987.50 675.00 d 448.00 132.00 2.58 a 4772.43
1954 4.00 102.50 31.00 261.50 474.50 756.00 1180.50 1031.50 733.00 277.00 122.50 18.50 4992.50
1955 0.00 0.00 39.00 324.50 591.50 674.00 1104.00 1084.00 677.00 363.50 30.00 25.00 4912.50
1956 5.50 4.50 98.50 93.00 528.50 932.00 979.00 897.00 644.50 379.50 46.55 a 23.50 4632.05
1957 0.00 a 26.96 a 36.50 155.00 425.00 684.50 1061.00 1008.50 557.50 264.00 20.00 21.00 4259.96
1958 1.50 42.50 11.50 120.00 b 640.00 703.00 822.00 1002.00 698.00 339.00 50.00 10.85 a 4440.35
1959 9.50 0.00 36.88 b 171.67 c 414.88 a 882.50 968.50 1054.00 b 566.50 199.50 23.50 6.00 4333.43
1960 10.00 0.00 120.00 223.50 475.00 757.00 1083.50 993.50 707.00 340.00 69.50 11.00 4790.00
1961 3.50 11.50 63.50 152.00 457.00 860.00 990.00 1074.00 488.00 296.50 30.50 1.50 4428.00
1962 16.00 57.00 38.00 301.50 557.00 697.50 895.00 964.00 618.50 386.50 85.50 19.50 4636.00
1963 2.50 26.00 103.50 193.00 518.50 816.00 1032.50 1000.00 764.00 534.50 70.00 16.00 5076.50
1964 8.00 0.00 18.00 220.50 549.00 719.50 1133.50 909.50 594.50 308.00 91.50 14.50 4566.50
1965 6.50 38.50 4.00 263.50 507.00 733.50 972.50 908.00 354.50 427.50 96.50 28.00 4340.00
1966 0.00 0.00 133.00 126.00 586.50 793.00 1179.50 857.00 660.00 311.55 a 63.50 1.00 4711.05
1967 21.50 26.00 127.00 267.00 401.50 652.00 945.00 929.50 674.00 385.00 54.50 0.00 4483.00
1968 12.50 8.50 130.00 169.00 369.00 785.50 970.00 870.50 607.00 376.50 50.50 8.00 4357.00
1969 2.50 0.00 38.00 341.00 618.50 644.00 1020.00 1070.00 775.00 168.50 74.50 6.50 4758.50
1970 11.00 8.00 13.00 138.00 571.00 804.00 1062.50 1079.00 608.00 220.00 42.00 18.00 4574.50
1971 7.00 14.50 71.00 252.50 468.50 829.50 898.50 1050.00 574.00 284.50 58.00 16.50 4524.50
1972 0.00 40.50 150.00 207.50 522.00 845.00 912.50 958.00 646.00 310.50 23.50 7.00 4622.50
1973 26.50 9.00 44.00 168.00 451.00 799.00 997.50 999.50 560.00 401.00 49.50 12.50 4517.50
1974 36.00 19.50 133.00 280.00 513.00 816.00 1116.50 800.50 489.50 341.50 48.00 3.00 4596.50
1975 1.50 0.00 24.50 154.50 442.00 714.00 1061.00 953.50 558.00 315.50 97.50 34.50 4356.50
1976 5.50 53.00 52.50 248.50 485.50 722.00 1038.50 952.00 675.50 234.50 67.50 11.50 4546.50
1977 0.00 21.00 74.50 333.50 658.00 935.50 1074.00 843.00 692.00 322.00 57.00 9.00 5019.50
1978 0.00 0.00 107.50 203.00 470.50 774.00 987.50 874.00 704.50 306.00 72.00 0.00 4499.00
1979 0.00 3.00 50.00 232.00 437.00 762.50 984.50 897.50 755.00 380.00 29.00 38.00 4568.50
1980 15.00 23.82 a 23.25 a 246.00 480.00 832.20 e 1074.00 878.00 609.50 316.50 105.00 54.00 4657.27
1981 27.50 32.50 56.50 402.50 478.50 815.50 1011.00 945.50 742.50 324.50 129.00 21.50 4987.00
1982 6.50 48.50 67.50 195.00 472.00 612.00 1026.50 1016.00 626.00 262.50 12.50 2.50 4347.50
1983 5.00 58.00 77.50 121.00 367.00 724.50 1089.50 1174.00 708.50 325.50 b 85.00 0.00 4735.50
1984 11.00 17.50 42.00 140.50 494.00 750.50 1018.50 1080.00 553.00 282.00 69.00 10.00 4468.00
1985 0.00 9.00 72.00 372.50 668.00 766.00 1062.00 939.50 562.00 271.50 32.50 2.00 4757.00
1986 14.50 27.48 a 205.00 223.50 456.00 863.50 992.00 936.50 528.10 a 314.00 46.00 1.50 4608.08
1987 26.50 23.00 69.00 354.00 635.00 818.00 1076.50 925.50 631.00 302.00 112.00 36.50 5009.00
1988 19.50 38.00 136.00 295.50 634.50 1028.00 1091.00 1029.00 647.50 362.50 72.50 27.90 a 5381.90
1989 28.50 4.50 119.00 266.50 561.50 782.50 1130.00 1036.00 642.00 351.50 63.00 11.00 4996.00
1990 19.00 16.00 66.00 239.00 444.00 838.00 987.00 1024.50 806.50 336.00 154.50 30.50 4961.00
1991 1.50 30.50 95.00 238.00 553.00 849.00 1038.00 1047.00 693.00 386.00 34.50 9.50 4975.00
1992 15.00 65.50 135.50 283.00 612.00 711.00 799.50 841.00 678.50 376.50 22.00 0.00 4539.50
1993 0.00 0.00 107.50 210.00 540.50 652.00 846.00 864.00 505.50 280.00 19.00 11.00 4035.50
1994 0.00 11.50 139.50 270.50 652.00 854.50 965.00 1024.00 724.00 303.00 55.50 22.00 5021.50
1995 17.50 61.50 161.00 104.00 370.50 670.50 961.00 1080.50 649.00 263.00 83.50 14.50 4436.50
1996 13.00 59.00 54.00 242.50 419.00 830.00 974.00 960.50 590.50 322.00 12.50 10.00 4487.00
1997 30.50 19.00 136.00 187.00 457.50 805.50 936.00 892.50 705.00 376.00 46.00 19.50 4610.50
1998 7.50 12.00 64.50 174.00 550.50 582.00 1013.50 970.50 820.50 265.00 87.50 36.00 4583.50
1999 3.50 65.00 127.50 204.50 464.50 712.50 1019.00 960.50 495.00 344.00 196.00 28.50 4620.50
2000 2.00 46.50 93.00 227.50 567.50 738.50 1064.00 1074.50 698.50 350.00 3.50 0.00 4865.50
2001 8.50 0.00 24.00 240.50 529.00 740.00 1107.00 1055.00 723.00 296.50 133.50 4.00 4861.00
2002 15.50 26.00 17.00 269.00 417.50 858.50 1157.50 978.50 684.50 168.00 77.50 13.50 4683.00
2003 22.50 12.00 126.00 291.00 498.00 670.50 1137.00 1102.50 596.50 423.00 37.00 14.50 4930.50
2004 0.50 26.00 168.00 306.00 557.50 702.50 972.50 861.00 703.00 350.00 85.00 3.50 4735.50
2005 21.50 30.00 95.50 276.00 455.00 806.50 1094.50 937.50 756.00 346.00 123.50 30.50 4972.50
2006 45.50 24.00 70.00 371.50 575.00 886.50 1178.00 1016.00 554.00 260.50 86.50 6.00 5073.50
2007 3.00 10.00 258.00 0.00 z 625.50 869.00 1180.00 1072.50 751.00 385.50 110.00 5.50 5270.00
2008 6.00 3.50 68.00 185.00 0.00 z 0.00 z 1008.00 946.00 615.00 287.00 99.00 0.00 3217.50
2009 22.00 16.00 133.00 196.50 528.50 682.50 929.50 904.00 691.00 139.00 113.50 0.00 4355.50
2010 6.00 0.00 109.50 231.50 420.50 730.50 978.50 1010.50 687.50 438.50 97.00 0.50 4710.50
2011 2.50 22.30 a 78.00 191.00 374.50 757.50 1125.00 1067.00 659.50 363.50 55.50 3.00 4699.30
2012 8.50 0.00 309.00 391.00 563.00 953.50 1203.00 1027.50 723.00 323.00 102.00 26.00 5629.50
2013 1.50 0.00 89.50 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 91.00
Period of Record Statistics
MEAN 8.67 18.94 81.37 234.34 503.68 778.13 1031.53 978.10 650.46 324.03 66.33 12.84 4690.23
S.D. 10.06 20.06 57.99 79.83 98.89 101.47 100.79 87.68 97.29 82.14 40.17 15.77 399.37
SKEW 1.41 1.27 1.18 0.21 0.85 0.17 0.11 0.04 -0.33 -0.22 0.73 2.92 0.55
MAX 45.50 102.50 309.00 424.50 899.00 1066.50 1363.50 1227.50 856.00 534.50 196.00 111.00 5898.50
MIN 0.00 0.00 0.00 57.50 325.50 516.00 733.00 781.50 354.50 98.50 0.50 0.00 3722.42
NO YRS 108 110 110 108 107 108 109 109 109 108 109 108 104