PUKWANA 3 W, SOUTH DAKOTA

Monthly Total Heating Degree Days

(396832)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196409
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
1919 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.58 e 3.50 j 100.86 a 0.00 z 0.00 z 0.00 z 104.44
1920 1376.92 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 10.50 39.00 102.00 k 363.50 1048.00 1375.00 4212.92
1921 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
1922 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
1923 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 79.50 487.00 745.00 1139.50 2451.00
1924 1706.50 1134.11 a 1083.50 468.00 356.00 79.50 10.00 5.50 152.00 264.53 a 827.07 a 1568.00 7654.71
1925 1594.00 1017.00 779.13 a 271.00 275.00 20.00 16.53 a 2.00 94.00 772.62 e 905.17 a 1332.50 7078.95
1926 1428.50 963.93 a 943.50 497.22 c 85.00 34.50 0.00 0.00 211.07 b 437.50 1018.50 1330.00 6949.72
1927 1365.00 1016.00 887.00 555.00 a 268.00 78.75 b 5.00 24.00 194.00 360.00 1015.00 c 1811.95 a 7579.70
1928 1373.50 1088.50 850.50 644.50 124.00 64.00 0.00 14.98 a 180.50 433.50 874.00 1148.00 6795.98
1929 1516.86 b 1470.00 781.20 a 474.50 278.48 a 73.50 0.52 a 0.00 232.00 394.50 1041.00 1377.50 7640.06
1930 1732.50 790.50 922.00 373.50 262.00 38.50 0.00 0.00 101.00 515.00 848.50 1139.50 6723.00
1931 1119.62 a 830.00 944.50 469.29 b 293.50 7.50 0.00 12.40 a 74.46 b 314.50 879.50 1265.00 6210.27
1932 1493.50 1134.50 1184.50 392.00 139.50 2.00 0.00 0.00 93.50 548.00 912.50 1483.50 7383.50
1933 1112.00 1256.50 846.00 492.00 233.00 0.50 0.00 4.50 43.50 438.00 809.50 1274.50 6510.00
1934 1197.50 1014.00 921.50 428.50 50.50 4.00 0.00 18.00 200.00 321.88 a 744.31 a 1253.00 6153.19
1935 1399.50 899.50 788.00 654.00 382.50 84.50 0.00 45.50 74.50 491.00 1008.00 1286.00 7113.00
1936 1849.00 1986.00 893.00 634.50 117.00 33.50 0.00 0.00 80.00 522.50 995.00 1240.00 8350.50
1937 1974.50 1316.00 1000.00 594.50 112.50 83.50 0.00 2.50 47.00 k 180.50 s 997.50 1355.50 7436.50
1938 1350.50 1257.00 775.50 468.00 246.50 20.50 0.00 0.00 56.50 253.00 990.00 1175.50 6593.00
1939 1102.50 966.50 g 804.00 470.00 49.50 37.50 0.00 7.50 96.00 0.00 z 758.00 1043.50 4368.50
1940 1813.50 1255.50 1048.00 560.00 222.50 22.00 0.00 2.00 59.50 245.00 1033.50 1152.50 7414.00
1941 1404.00 1196.50 1004.00 400.50 96.00 62.00 7.50 4.50 126.00 437.50 834.64 b 1075.00 6648.14
1942 1251.50 1207.50 956.50 373.50 320.50 41.00 5.50 2.50 260.19 d 440.00 832.50 1317.00 7008.19
1943 1682.00 1024.50 1122.20 a 374.46 b 291.00 74.50 0.00 b 6.00 132.50 403.52 a 897.50 1194.50 7202.68
1944 1220.76 b 1357.82 a 1211.50 638.33 c 151.00 70.56 c 9.50 14.00 127.24 a 400.33 b 908.50 1290.78 b 7400.31
1945 1242.00 1076.38 b 760.50 576.43 b 362.81 d 153.75 b 0.00 b 8.02 b 167.14 b 444.16 b 952.22 c 1515.38 a 7258.80
1946 1245.74 d 1055.19 a 673.70 c 290.00 c 328.17 b 90.00 b 0.00 b 25.83 a 93.50 f 548.24 d 930.52 a 1198.09 d 6385.48
1947 1217.00 1302.00 a 1042.24 b 613.97 a 322.18 c 68.28 a 0.00 a 0.00 a 123.89 c 253.34 b 1112.22 c 1355.70 c 7410.81
1948 1517.45 a 1383.63 c 1077.77 a 338.04 b 167.00 f 75.00 d 0.00 d 8.04 d 67.22 c 334.50 i 0.00 z 725.50 o 4467.15
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 3.50 z 426.00 g 781.50 1458.55 a 2240.05
1950 1425.00 g 1281.00 1271.50 738.10 a 369.42 a 78.21 b 19.00 k 46.50 a 136.00 g 198.00 k 0.00 z 1336.21 b 5120.94
1951 1550.00 0.00 z 1297.50 627.86 b 225.55 b 50.50 j 35.13 a 22.73 a 223.45 a 564.64 c 1050.00 1633.50 7230.37
1952 1647.43 c 1150.16 a 1253.50 472.76 a 211.50 7.50 1.50 0.00 a 107.22 c 538.00 920.50 1308.20 a 7618.27
1953 1288.57 a 1181.92 b 933.10 a 718.93 b 264.57 b 34.66 a 5.00 3.00 112.78 c 293.00 773.79 a 1272.03 a 6881.35
1954 1576.87 a 688.07 a 1103.00 471.50 364.25 e 26.11 c 0.00 a 0.00 119.48 a 569.76 b 724.14 a 1268.93 a 6912.12
1955 1343.85 a 1412.50 1019.12 c 304.29 b 106.50 81.00 0.00 a 4.28 b 141.00 440.95 b 1227.00 1693.12 a 7773.60
1956 1661.60 a 1474.00 1081.38 a 706.55 a 205.63 a 11.90 a 0.00 22.70 c 134.44 c 299.84 b 919.00 1102.50 7619.55
1957 1662.50 1138.31 b 1050.56 d 607.00 278.48 a 44.46 b 0.00 a 11.07 c 185.77 d 476.50 894.11 b 987.19 b 7335.95
1958 1227.17 b 1320.00 685.00 l 416.50 i 140.07 d 77.50 9.41 c 10.85 a 96.67 c 380.02 b 843.21 b 1372.50 5477.41
1959 1589.55 b 1432.15 a 846.62 b 526.03 a 276.23 c 30.54 b 3.50 0.50 205.56 c 631.00 1161.72 a 1044.50 7747.90
1960 1476.12 a 1443.02 b 1401.09 c 545.00 259.00 44.42 d 1.07 b 3.62 a 150.00 b 396.00 891.21 a 1408.29 c 8018.83
1961 1486.85 d 1057.26 a 825.78 b 670.00 307.93 a 42.32 b 0.00 c 0.00 224.48 a 322.50 f 906.72 a 1448.98 b 6970.33
1962 1484.79 b 1298.50 1293.65 e 519.64 b 121.33 b 43.45 a 9.76 d 6.50 g 177.00 396.50 764.48 a 1262.00 7371.11
1963 1731.50 1112.50 747.88 c 486.50 224.50 5.00 0.00 a 11.07 c 46.67 c 214.42 a 857.14 b 1519.00 b 6956.17
1964 1263.52 b 1143.27 c 1220.88 a 486.67 c 156.50 57.78 c 0.00 c 29.50 g 90.00 j 0.00 z 0.00 z 0.00 z 4328.61
Period of Record Statistics
MEAN 1456.92 1188.56 990.92 511.09 227.66 48.83 3.27 9.82 132.94 424.72 915.82 1312.51 7198.08
S.D. 217.62 231.46 181.88 121.45 95.34 32.65 6.56 12.44 57.84 120.46 117.87 178.20 514.81
SKEW 0.30 0.70 0.37 -0.07 -0.23 0.65 3.17 1.64 0.40 0.46 0.50 0.62 -0.06
MAX 1974.50 1986.00 1401.09 738.10 382.50 153.75 35.13 46.50 260.19 772.62 1227.00 1811.95 8350.50
MIN 1102.50 688.07 673.70 271.00 49.50 0.50 0.00 0.00 43.50 214.42 724.14 987.19 6153.19
NO YRS 40 38 39 39 39 39 41 39 38 36 40 41 30