MARSHFIELD EXP FARM, WISCONSIN

Monthly Total Heating Degree Days

(475120)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1912 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 760.50 m 0.00
1913 1567.05 a 1500.00 982.00 f 577.50 383.00 103.97 a 47.00 44.50 270.00 643.25 a 837.86 b 1139.52 b 7113.64
1914 1372.00 1652.54 b 1156.50 707.00 253.50 120.50 16.00 79.50 216.00 356.00 979.00 1673.00 8581.54
1915 1652.00 886.50 f 1192.50 384.00 472.50 197.00 73.00 159.00 211.00 524.50 940.50 1396.50 7202.50
1916 1598.50 1504.50 1256.53 a 675.00 356.00 185.50 0.00 65.50 293.50 603.50 1012.00 854.50 k 7550.53
1917 1802.00 1713.19 a 1202.00 734.50 424.00 183.50 43.50 112.50 272.00 882.00 859.14 a 1718.50 9946.82
1918 1929.00 1397.00 900.50 724.50 225.50 101.50 54.77 a 33.50 395.50 511.50 a 865.86 a 1194.02 a 8333.15
1919 1350.00 1289.50 1088.50 664.50 383.00 48.21 b 5.00 f 62.50 l 192.50 h 519.00 g 1140.00 a 1767.00 7730.71
1920 1844.50 1489.00 1105.50 823.50 330.50 87.00 63.07 b 59.00 145.00 364.00 1013.00 1336.00 8660.07
1921 1360.50 1196.50 979.50 480.00 270.50 52.00 3.50 26.50 133.00 537.00 1171.50 1468.00 7678.50
1922 1693.00 1494.50 1158.50 671.00 227.00 62.50 27.90 a 52.50 196.00 504.50 801.50 1469.00 8357.90
1923 1490.50 1590.50 1360.00 777.00 327.00 56.50 5.68 a 96.00 212.00 630.00 867.50 1118.50 8531.18
1924 1925.00 1364.50 1217.00 749.50 537.50 159.00 76.98 a 91.50 346.00 395.85 e 1015.50 1760.50 9638.83
1925 1587.00 1310.00 1060.00 489.64 b 329.50 j 116.90 a 47.00 29.00 168.50 879.50 1027.00 1573.50 8288.04
1926 1600.50 1263.11 a 1392.79 c 760.86 a 252.00 192.50 31.52 a 24.50 293.79 a 642.00 1162.24 a 1581.50 9197.31
1927 1686.50 1219.00 945.50 664.00 426.50 186.21 a 31.50 118.50 231.00 465.52 a 997.00 1695.00 8666.22
1928 1523.50 1318.98 a 1107.50 834.00 253.00 185.50 15.00 57.00 319.00 535.27 a 911.00 1303.00 8362.75
1929 1981.93 a 1588.50 1087.50 585.50 471.50 136.00 39.50 66.13 a 231.00 h 585.90 a 1110.00 a 1457.50 9109.97
1930 1755.50 1178.24 c 1067.20 d 605.00 302.50 60.00 30.00 31.00 b 209.50 618.00 850.00 1383.00 8089.94
1931 1317.00 1027.00 1102.00 561.50 394.50 58.50 18.50 65.50 117.00 431.50 755.17 a 1145.00 6993.17
1932 1386.50 1352.00 1383.50 704.50 299.00 22.50 24.50 25.50 218.79 a 639.50 1074.00 1484.50 8614.79
1933 1291.67 a 1463.00 1170.50 694.00 287.00 32.50 11.00 36.00 117.50 640.50 1093.45 a 1485.00 8322.12
1934 1351.00 1432.00 1214.50 689.50 148.80 a 32.50 18.00 97.50 231.50 492.00 857.00 1570.50 8134.80
1935 1707.50 1268.50 1089.50 692.00 426.50 171.00 0.00 64.50 228.50 584.00 1081.00 1443.00 8756.00
1936 1817.00 1855.00 1136.50 826.03 a 173.00 110.50 0.00 13.00 148.00 631.00 1044.00 1343.00 9097.04
1937 1724.50 1454.50 1262.00 716.50 270.00 97.00 18.50 8.00 216.00 634.50 1052.00 1534.00 8987.50
1938 1642.00 1243.50 951.50 612.00 352.50 97.50 14.47 a 13.50 198.50 430.00 972.00 1453.00 7980.47
1939 1382.50 1478.00 1186.50 714.50 197.00 80.00 22.50 40.50 218.00 583.00 955.00 1208.50 8066.00
1940 1794.50 1330.50 1362.50 742.50 421.00 97.50 37.00 105.00 200.50 486.50 1049.50 1361.00 8988.00
1941 1485.50 1379.50 1288.50 458.00 192.50 89.50 29.00 39.50 204.31 a 540.00 901.55 a 1201.50 7809.36
1942 1506.50 1319.00 999.00 457.50 354.50 90.50 44.50 69.00 303.00 556.00 986.50 1551.50 8237.50
1943 1716.00 1358.50 1368.50 708.00 336.00 80.00 8.00 34.00 302.00 552.00 1109.50 1354.50 8927.00
1944 1267.00 1300.50 1280.50 739.50 213.50 63.50 13.00 41.00 189.00 524.50 811.50 1506.50 7950.00
1945 1683.00 1377.50 848.50 669.00 468.00 206.00 55.50 43.50 268.50 598.00 1003.00 1559.82 a 8780.32
1946 1498.50 1342.96 a 779.00 562.50 383.00 133.00 15.00 76.50 218.50 437.00 938.50 1366.50 7750.96
1947 1445.50 1436.50 1179.50 758.50 479.00 155.00 32.50 14.00 227.00 221.43 c 956.00 g 1463.00 7411.93
1948 1802.50 1469.50 1196.50 510.50 336.00 77.50 16.50 36.50 130.50 547.00 908.50 1405.00 8436.50
1949 1521.50 1372.50 1141.00 620.50 263.50 35.00 8.50 50.50 304.00 466.00 930.50 1374.00 8087.50
1950 1658.00 1384.50 1314.00 891.00 338.00 117.50 89.90 a 142.50 226.50 410.50 1166.90 a 1668.00 9407.30
1951 1696.50 1337.50 1295.50 718.50 190.50 130.86 a 37.72 a 96.50 319.00 580.50 1251.50 1504.50 9159.08
1952 1538.12 a 1282.00 1239.50 564.50 346.50 70.00 18.50 47.02 a 246.00 746.00 937.00 1289.17 b 8324.31
1953 1492.00 1383.50 1149.50 764.00 319.00 71.00 36.00 39.27 a 255.00 374.07 a 797.00 1322.50 8002.83
1954 1607.00 1003.00 1183.00 602.50 486.70 a 76.03 a 23.80 c 58.00 256.03 a 623.00 902.50 1386.22 a 8207.79
1955 1611.50 1407.50 1268.93 a 478.00 247.50 90.50 3.50 18.50 209.00 510.00 1167.93 a 1598.00 8610.87
1956 1570.50 1466.50 1304.07 a 770.00 380.50 65.00 47.00 47.00 293.00 379.00 1013.00 1360.00 8695.57
1957 1777.00 1270.00 1105.50 664.44 c 362.70 a 85.86 a 10.85 a 63.03 a 275.69 a 606.50 1015.00 1334.11 c 8570.69
1958 1427.50 1446.50 1076.73 a 622.00 293.97 b 196.50 32.50 58.00 200.00 479.47 a 953.28 a 1652.62 b 8439.06
1959 1798.50 1491.26 a 1219.33 a 650.69 a 222.68 a 88.45 a 47.57 b 18.71 b 234.31 a 710.00 1304.50 1198.50 8984.50
1960 1487.00 1331.00 1395.00 633.10 a 336.00 126.00 50.00 23.52 b 247.00 559.50 912.32 b 1497.82 a 8598.26
1961 1560.00 1115.50 1044.50 743.50 378.00 98.00 26.50 29.97 a 260.00 522.50 1010.50 1521.50 8310.47
1962 1729.00 1434.00 1190.40 a 692.00 223.72 a 94.00 49.00 47.03 b 291.50 510.50 928.97 a 1458.00 8648.12
1963 1922.50 1518.00 1096.50 597.41 a 388.61 c 87.00 20.00 78.00 222.93 a 296.00 836.00 1711.50 8774.45
1964 1430.50 1259.50 1217.00 618.00 197.00 109.50 18.50 112.63 a 272.00 640.00 892.00 1584.50 8351.13
1965 1699.00 1492.30 a 1379.50 751.61 b 225.50 124.29 b 53.00 102.00 355.00 561.88 c 990.00 1201.25 a 8935.31
1966 1824.87 a 1300.00 997.50 708.00 432.50 87.50 26.50 133.50 255.50 545.00 965.50 1408.00 8684.37
1967 1109.50 h 1512.50 1145.00 637.50 489.50 83.00 80.00 161.00 311.50 688.50 1112.00 1382.50 7603.00
1968 1612.52 a 1447.00 845.50 559.66 a 393.50 106.55 a 34.50 86.50 202.00 504.00 733.50 g 1466.50 7258.22
1969 1686.50 1311.00 1284.43 a 580.00 311.00 258.50 31.50 19.00 270.50 657.50 986.50 1361.50 8757.93
1970 1797.00 1389.50 1216.75 a 595.50 272.00 69.00 10.00 35.50 208.50 478.50 986.00 1424.50 8482.75
1971 1801.50 1364.00 1234.50 637.00 406.50 49.50 66.00 68.00 199.00 366.00 954.00 1400.00 8546.00
1972 1775.50 1502.30 a 1293.00 779.00 214.50 97.00 55.50 61.50 228.00 657.00 995.50 1573.50 9232.30
1973 1455.50 1234.50 820.50 680.50 420.00 26.00 14.00 30.50 220.50 377.50 956.00 1433.00 7668.50
1974 1566.00 1335.00 1137.50 604.14 a 406.00 133.50 3.50 36.50 343.97 a 540.50 911.00 1272.00 8289.60
1975 1523.65 a 1344.50 1304.50 838.50 236.50 108.50 41.00 45.50 327.50 503.46 d 796.50 1408.50 8478.61
1976 1672.00 1193.50 1082.50 575.89 b 361.00 39.83 a 7.00 61.50 258.50 692.00 1192.00 1737.00 8872.72
1977 1979.00 1262.00 867.00 429.50 112.00 106.50 15.50 104.00 188.50 594.50 998.28 a 1532.00 8188.78
1978 1757.00 1485.00 1163.50 681.00 267.00 96.50 39.00 34.50 163.97 a 590.50 1036.00 1596.50 8910.46
1979 1925.00 1564.00 1153.00 716.00 402.50 89.00 20.50 69.50 186.00 641.00 1020.50 1252.50 9039.50
1980 1614.00 1462.00 1258.00 584.00 236.00 84.50 9.50 31.50 217.50 676.00 911.00 1423.50 8507.50
1981 1468.50 1192.50 941.00 555.52 a 322.00 58.00 31.50 30.50 253.97 a 628.50 850.34 a 1461.50 7793.83
1982 1894.50 1367.50 1179.50 746.00 167.50 181.00 7.50 74.00 258.00 522.50 991.00 1204.35 a 8593.35
1983 1400.50 1084.50 1012.00 711.50 444.00 82.50 12.00 5.00 211.50 525.00 897.00 1767.00 8152.50
1984 1625.00 1077.50 1241.00 562.00 347.00 15.50 17.50 28.50 241.00 452.00 949.50 1363.00 7919.50
1985 1654.88 a 1343.50 927.50 484.00 153.00 126.00 13.50 36.00 241.50 507.50 1112.50 1758.00 8357.88
1986 1517.00 1331.00 948.08 a 465.50 230.50 60.00 11.00 62.00 181.50 504.00 1089.00 1310.00 7709.58
1987 1371.00 1043.00 907.00 423.00 202.50 41.00 13.00 43.50 150.50 704.50 820.50 1215.50 6935.00
1988 1636.50 1474.50 1060.50 563.00 176.50 43.50 4.50 26.50 158.00 692.00 911.00 1422.50 8169.00
1989 1326.50 1491.50 1214.50 659.00 312.00 86.00 4.50 18.50 209.00 472.50 1083.50 1729.50 8607.00
1990 1255.00 1226.00 957.50 545.00 342.50 46.50 21.00 19.00 156.00 549.00 808.50 1437.50 7363.50
1991 1656.50 1170.50 999.50 498.50 220.00 19.00 27.50 21.50 285.50 566.00 1152.00 1393.00 8009.50
1992 1391.00 1134.50 1095.00 693.00 202.00 93.50 40.50 0.00 z 210.50 534.00 991.00 1366.07 a 7751.07
1993 1502.00 1296.50 1076.00 695.50 265.00 98.00 0.00 18.00 315.50 525.00 1000.50 1325.00 8117.00
1994 1832.00 1411.00 947.50 565.00 232.50 43.50 16.00 59.50 111.50 404.50 806.50 1175.00 7604.50
1995 1428.00 1267.50 926.00 731.00 245.00 45.00 13.00 0.00 215.50 501.50 1169.00 1470.00 8011.50
1996 1636.50 1351.00 1227.50 686.00 352.50 38.50 19.50 6.50 200.00 493.00 1139.00 1435.00 8585.00
1997 1610.50 1181.00 1139.00 688.50 461.50 34.50 40.00 91.00 166.00 534.00 1052.50 1198.00 8196.50
1998 1388.00 963.00 1038.50 495.50 131.00 133.50 0.00 1.50 98.00 503.00 833.00 1230.00 6815.00
1999 1650.00 1104.00 1012.00 516.00 208.00 76.00 0.50 35.50 252.50 602.50 743.00 1329.50 7529.50
2000 1563.00 1184.00 822.50 649.00 256.27 a 109.00 27.00 19.00 241.00 444.00 996.50 1767.50 8078.77
2001 1435.50 1442.50 1190.00 600.00 a 290.00 146.50 26.00 14.50 257.59 a 598.00 661.00 1183.50 7845.09
2002 1293.00 1089.50 1260.50 677.00 461.50 66.50 2.50 21.00 155.00 716.00 1005.00 1294.50 8042.00
2003 1616.00 1505.00 1112.00 676.50 322.50 101.00 14.50 9.50 203.00 561.00 988.00 1252.00 8361.00
2004 1715.00 1317.00 1009.50 591.50 380.00 130.50 30.50 134.50 100.50 528.00 868.50 1425.00 8230.50
2005 1611.00 1156.50 1186.50 509.00 386.00 13.50 16.50 24.00 131.50 508.50 956.50 1492.50 7992.00
2006 1215.50 1353.00 1064.00 477.00 313.50 45.50 0.50 20.50 276.00 713.50 871.50 1226.50 7577.00
2007 1413.00 1526.00 966.50 663.00 228.00 46.50 20.50 31.00 189.00 409.50 988.00 1530.50 8011.50
2008 1617.50 1560.00 1291.00 687.00 381.00 58.00 5.00 28.00 167.00 561.50 940.50 1656.00 8952.50
2009 1831.50 1252.00 1092.00 631.50 272.50 113.50 47.50 56.00 110.50 719.00 740.50 1443.50 8310.00
2010 1521.00 1212.50 822.00 428.50 273.50 59.00 0.00 12.50 258.00 444.00 903.50 1467.50 7402.00
2011 1642.50 1322.00 1163.00 709.50 324.50 82.50 1.03 a 2.50 276.21 a 468.00 865.34 a 1271.50 8128.58
2012 1413.50 1161.00 632.50 592.50 205.50 51.50 1.50 38.00 248.50 443.50 h 0.00 z 0.00 z 4344.50
Period of Record Statistics
MEAN 1597.84 1345.97 1120.82 638.87 312.10 93.75 25.22 50.69 226.81 546.80 970.79 1432.70 8348.79
S.D. 179.50 156.52 154.85 104.97 94.71 48.54 20.00 35.99 60.68 111.02 119.73 164.79 558.25
SKEW 0.05 0.06 -0.50 -0.24 0.14 0.84 0.94 1.08 0.07 0.16 0.17 0.27 -0.13
MAX 1981.93 1855.00 1395.00 891.00 537.50 258.50 89.90 161.00 395.50 882.00 1304.50 1767.50 9946.82
MIN 1215.50 963.00 632.50 384.00 112.00 13.50 0.00 0.00 98.00 221.43 661.00 1118.50 6815.00
NO YRS 99 99 99 100 99 100 99 98 98 98 97 98 89