MELLEN 4 NE, WISCONSIN

Monthly Total Heating Degree Days

(475286)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201207
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
1926 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 190.50 o 687.50 1156.03 a 1576.35 a 3419.88
1927 1907.53 a 1292.48 c 1192.00 776.90 a 552.46 c 206.50 68.20 a 188.50 66.50 0.00 z 1177.00 1868.02 b 9296.09
1928 1763.50 1740.00 a 1457.50 842.50 319.00 242.59 a 53.22 a 45.00 70.50 v 616.00 954.00 1309.48 b 9342.79
1929 2244.00 0.00 z 0.00 z 745.00 449.50 209.00 57.50 106.00 391.50 637.00 1218.00 1622.50 7680.00
1930 2043.00 1216.44 a 1254.50 750.00 a 471.41 b 44.00 41.69 b 84.22 a 294.50 686.81 b 938.00 1420.00 9244.57
1931 1416.50 1187.50 1299.50 647.59 a 391.12 a 97.00 42.00 135.50 163.00 464.00 813.00 1199.04 c 7855.74
1932 1394.48 a 1461.91 a 1486.97 a 657.41 a 429.00 229.00 57.50 57.50 336.50 754.00 1202.59 a 1692.00 9758.86
1933 1411.00 1575.26 a 1303.00 954.50 512.00 30.00 b 25.32 a 0.00 z 138.00 h 711.00 1117.00 1553.58 e 9192.65
1934 1422.50 1515.50 1005.50 f 732.93 a 0.00 z 30.50 m 52.00 106.00 244.50 485.50 0.00 z 1580.48 a 6139.41
1935 1714.50 1265.50 1097.00 807.93 a 524.50 180.00 d 8.55 b 85.00 317.50 625.68 a 1145.89 b 1413.82 c 9185.88
1936 763.00 o 1817.72 d 1183.50 903.10 a 304.50 234.83 a 18.50 k 76.31 e 165.52 a 683.03 a 1119.64 b 1344.00 7832.15
1937 1764.33 b 1381.85 a 1388.00 820.00 0.00 z 135.00 3.50 n 24.00 267.00 758.98 a 1062.93 a 1537.71 b 9139.80
1938 1637.50 1313.85 b 1010.60 a 709.14 a 397.83 a 137.00 27.50 42.00 n 276.50 474.82 a 1062.00 1537.08 a 8583.82
1939 1470.50 0.00 z 1260.50 843.50 303.91 c 101.25 b 22.50 k 36.00 f 245.40 e 549.00 i 948.50 1175.50 6349.06
1940 1738.50 1369.21 a 1423.00 783.10 a 524.93 a 159.00 67.00 104.50 194.00 501.50 1083.00 1368.00 9315.75
1941 1500.40 a 1372.52 a 1275.00 495.50 247.00 147.00 65.62 a 87.32 a 191.38 a 546.12 a 910.50 1225.57 b 8063.92
1942 1445.12 a 1364.74 a 1033.16 b 464.40 e 450.02 a 0.00 z 0.00 z 62.53 b 138.00 u 0.00 z 571.00 h 1489.19 e 6309.16
1943 1118.00 i 1364.46 b 1124.00 h 617.50 h 282.50 k 23.50 t 17.10 b 59.70 d 354.83 a 558.00 a 1121.40 e 1420.00 4895.50
1944 1271.50 1388.50 1279.00 844.00 326.00 128.00 49.60 a 84.50 288.00 551.00 838.39 b 1535.02 a 8583.51
1945 1738.50 1359.62 b 916.50 826.00 587.50 286.55 a 103.50 103.50 360.00 621.50 1076.90 a 1616.28 b 9596.34
1946 1530.76 b 1533.00 894.00 710.50 439.00 213.00 67.50 171.00 286.50 535.00 957.00 1496.55 b 8833.81
1947 1550.50 1527.50 982.50 h 903.50 588.00 183.00 h 98.00 48.50 321.00 369.00 1187.50 1527.00 8120.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 215.50 93.52 a 105.50 259.50 551.50 936.50 1475.00 3637.02
1949 1474.00 1448.50 0.00 z 0.00 z 298.50 60.00 39.50 65.50 g 309.50 507.50 1023.50 1489.50 6650.50
1950 1804.50 1388.07 a 1449.00 1061.50 473.50 135.00 104.50 192.50 301.00 445.88 a 1181.00 1679.00 10215.46
1951 1681.75 a 1388.50 1361.93 a 811.50 277.50 200.00 58.50 151.00 386.00 623.21 b 1256.50 1534.50 9730.89
1952 1618.00 1305.00 1299.00 623.50 413.00 91.50 37.00 91.50 262.50 792.50 986.50 1299.50 8819.50
1953 1516.50 1422.00 1184.09 c 857.00 429.00 0.00 z 0.00 z 0.00 z 0.00 z 201.50 m 850.00 1382.60 a 7641.19
1954 1696.00 1067.00 1323.00 704.50 539.00 93.00 e 39.00 107.50 302.00 658.00 942.50 1358.00 8829.50
1955 1678.00 1433.00 1379.00 498.50 249.03 a 112.50 15.50 27.00 276.21 a 536.50 0.00 z 0.00 z 6205.24
1956 0.00 z 0.00 z 0.00 z 311.00 s 418.00 85.00 98.50 62.53 b 324.83 a 387.50 1016.00 1411.50 3803.86
1957 1806.00 1387.00 1268.50 688.97 a 392.00 203.89 c 19.93 c 64.50 h 318.50 639.08 e 653.00 j 1142.00 f 6723.86
1958 996.00 i 858.00 m 1165.37 d 559.50 g 410.23 a 284.42 d 89.68 c 121.50 233.00 554.90 a 989.00 1732.50 5580.61
1959 1893.50 1518.74 a 1218.50 779.46 b 311.50 107.07 a 60.50 38.00 263.00 729.00 1340.00 1277.50 9536.77
1960 1640.00 1464.50 1529.50 747.00 457.00 206.25 b 87.00 49.08 a 277.50 539.00 52.50 z 1204.00 g 6996.83
1961 1663.00 1163.00 1049.00 778.50 439.00 126.00 31.00 24.00 264.00 503.00 978.00 1489.55 a 8508.05
1962 1766.00 1494.00 1108.50 787.00 267.50 157.00 66.50 62.52 a 287.00 505.82 a 931.00 1496.50 8929.33
1963 1878.60 a 1601.00 1124.50 630.50 390.08 a 119.50 27.50 97.28 b 190.00 284.17 a 851.00 1667.00 8861.13
1964 1406.00 1354.00 1298.50 710.69 a 230.00 154.00 26.50 140.00 291.00 578.00 934.50 1639.00 8762.19
1965 1798.00 1568.00 1473.50 751.03 a 284.00 159.00 88.00 108.50 420.00 556.50 1055.50 1283.50 9545.54
1966 1891.50 1400.50 1090.50 822.50 499.50 118.50 13.50 54.00 j 0.00 z 604.50 1085.00 1494.50 9020.50
1967 1587.00 1625.00 1175.50 726.50 560.00 139.00 78.50 141.00 269.50 675.00 1127.00 1444.00 9548.00
1968 1641.50 1554.00 996.50 692.00 479.50 198.00 62.50 120.50 224.00 526.50 1042.50 1535.50 9073.00
1969 1664.00 1386.50 1370.00 633.50 389.50 321.50 82.50 34.50 259.00 708.00 1022.00 1424.00 9295.00
1970 1828.00 1488.50 1351.50 814.00 487.50 140.50 52.00 54.00 291.50 555.00 1091.50 1562.00 9716.00
1971 1914.00 1523.00 1363.50 735.00 550.50 120.00 98.00 153.50 288.00 451.50 1025.00 1516.00 9738.00
1972 1957.00 1719.00 1410.50 892.00 295.00 191.50 78.00 141.00 328.50 766.50 1059.50 1673.00 10511.50
1973 1609.00 1393.00 956.00 767.50 529.00 93.50 51.50 70.50 345.00 447.00 1029.50 1574.00 8865.50
1974 1724.00 1561.50 1275.00 784.50 501.50 236.00 25.50 101.00 462.32 b 640.50 966.00 1342.00 9619.82
1975 1599.00 1412.00 1390.00 949.50 298.00 149.50 39.00 79.50 376.50 547.50 917.00 1561.50 9319.00
1976 1801.00 1257.00 1281.00 631.50 444.50 62.00 45.00 105.00 348.00 816.00 1260.00 1879.52 d 9930.52
1977 2049.50 1358.00 977.07 d 607.00 135.07 c 131.38 a 26.50 h 182.90 a 272.68 b 617.00 1033.00 1547.50 8911.10
1978 1796.00 1571.50 1266.00 798.50 361.50 182.68 b 79.00 59.00 244.00 614.00 1091.00 1688.00 9751.18
1979 2046.50 1650.00 1231.00 822.50 533.50 184.66 a 59.93 a 108.50 b 279.64 b 734.18 a 1035.00 a 1368.00 10053.41
1980 1672.00 1546.00 1349.00 675.56 c 258.91 d 184.66 a 45.95 c 37.95 b 335.00 761.50 1009.00 1588.50 9464.01
1981 1646.62 a 1281.00 0.00 z 673.93 b 453.63 a 110.69 a 57.50 63.50 301.03 a 710.00 835.50 1449.50 7582.90
1982 2004.00 1499.00 1248.50 821.00 264.50 264.00 19.63 a 136.50 327.50 558.00 1082.00 1316.50 9541.13
1983 1507.00 1124.50 1079.00 848.00 509.00 178.50 25.50 24.00 269.50 621.50 993.10 a 1887.00 9066.60
1984 1784.00 1127.00 1410.50 682.00 472.00 83.00 49.00 40.00 342.00 493.50 1051.50 1524.00 9058.50
1985 1762.50 1559.00 1030.00 651.50 315.50 209.50 55.00 128.00 325.00 649.50 1261.50 1840.50 9787.50
1986 1640.50 1477.00 1131.50 a 598.00 343.50 137.00 58.00 147.50 313.00 691.50 1175.50 1389.50 9102.50
1987 1500.00 1103.50 970.00 552.00 328.00 79.50 40.50 89.00 235.00 785.00 929.00 0.00 z 6611.50
1988 0.00 z 1699.50 1219.50 731.00 242.50 128.00 34.50 70.50 275.50 795.00 1016.00 1544.50 7756.50
1989 1518.00 1691.00 1402.50 839.00 418.50 189.00 36.50 70.50 265.50 593.50 1218.50 1886.00 10128.50
1990 1414.50 1423.00 1116.00 693.50 531.50 132.50 69.50 89.00 283.50 692.50 949.50 1542.00 8937.00
1991 1800.00 1297.00 0.00 z 644.50 321.00 91.00 74.50 67.00 347.50 714.00 1228.00 1486.00 8070.50
1992 1507.63 a 1252.50 1214.00 850.50 339.00 231.50 166.50 164.00 318.50 680.50 1099.50 1462.50 9286.63
1993 1633.50 1418.00 1217.50 866.50 429.50 239.00 43.00 78.00 442.00 769.50 1157.50 1435.00 9729.00
1994 2030.50 1600.50 1149.00 801.50 394.00 117.50 68.00 128.00 206.00 550.00 928.00 1288.50 9261.50
1995 1600.50 1452.50 1130.00 943.50 433.00 128.00 53.00 26.50 338.50 637.50 1330.00 1613.50 9686.50
1996 1884.00 1612.50 1465.00 956.00 522.00 167.50 119.50 62.00 298.00 636.00 1247.00 1531.50 10501.00
1997 1755.00 1367.50 1280.00 823.00 611.50 70.00 79.00 159.00 209.50 589.00 1148.50 1244.00 9336.00
1998 1496.00 953.00 1180.00 623.00 267.00 183.00 39.00 28.50 162.50 539.00 943.50 1358.00 7772.50
1999 1751.00 1185.00 1158.50 694.00 299.00 150.00 28.00 71.09 b 285.50 712.50 825.50 1434.50 8594.59
2000 1762.00 1307.50 962.00 809.50 356.00 212.00 69.00 49.60 a 305.00 494.50 997.76 a 1803.00 9127.86
2001 1451.50 1556.50 1244.00 676.00 311.50 153.50 67.50 48.50 330.50 720.50 708.00 1247.00 8515.00
2002 1411.00 1188.50 1437.00 814.50 550.00 147.50 23.00 62.50 222.50 873.00 1113.50 1363.50 9206.50
2003 1746.00 1560.00 1279.00 831.00 424.50 186.50 68.50 47.00 254.50 661.00 1093.50 1361.50 9513.00
2004 1838.50 1356.00 1109.00 768.50 525.50 233.00 100.00 221.50 151.50 571.00 924.00 1533.00 9331.50
2005 1723.50 1223.50 1274.00 605.50 482.00 68.00 60.50 67.00 184.50 572.50 999.00 1466.00 8726.00
2006 1268.00 1455.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 44.00 344.00 0.00 z 939.00 1264.50 5314.50
2007 1516.00 1643.00 1060.00 789.00 292.00 82.50 55.50 60.50 248.50 512.03 b 1043.50 0.00 z 7302.53
2008 1646.50 1572.50 1342.00 821.00 525.00 161.00 41.50 84.00 258.00 654.00 1065.50 1737.50 9908.50
2009 1922.50 1343.00 1222.00 773.00 417.50 216.00 161.50 136.00 122.50 794.50 823.00 1601.50 9533.00
2010 1620.50 1421.00 951.50 608.50 326.00 162.00 17.00 46.00 394.00 551.00 991.50 1533.00 8622.00
2011 1744.00 1369.00 1232.00 0.00 z 0.00 z 173.00 19.12 a 11.50 p 308.33 c 527.00 0.00 z 1330.00 6702.45
2012 1483.50 1207.00 761.00 727.00 0.00 z 103.00 11.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4293.00
Period of Record Statistics
MEAN 1680.42 1417.54 1220.31 753.36 406.64 156.62 57.04 89.69 284.03 610.77 1040.90 1498.69 9273.83
S.D. 193.98 166.40 161.12 111.53 105.20 59.76 30.91 45.69 69.28 112.36 127.18 164.29 582.82
SKEW 0.25 -0.18 -0.40 -0.15 -0.14 0.28 1.06 0.68 -0.30 -0.12 0.08 0.42 -0.32
MAX 2244.00 1817.72 1529.50 1061.50 611.50 321.50 166.50 221.50 462.32 873.00 1340.00 1887.00 10511.50
MIN 1268.00 953.00 761.00 464.40 135.07 30.00 8.55 24.00 66.50 284.17 708.00 1175.50 7772.50
NO YRS 80 81 76 79 79 80 79 77 80 81 80 81 56