HALLOCK, MINNESOTA

Monthly Total Heating Degree Days

(213455)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1899 0.00 z 1938.00 1762.50 811.80 e 423.00 108.50 36.50 104.50 345.00 697.50 912.00 1716.00 8855.30
1900 1726.38 b 1916.88 c 1540.00 451.50 261.00 115.71 b 41.00 g 6.20 a 310.50 511.00 1437.41 a 1659.00 9935.59
1901 1993.00 1758.50 1348.50 631.50 250.50 163.50 20.00 85.00 396.00 611.50 1249.00 1740.50 10247.50
1902 1738.00 1501.50 1133.50 779.00 0.00 z 237.00 39.00 108.50 365.00 669.50 1177.50 1851.00 9599.50
1903 1936.50 1757.50 1371.50 608.50 f 344.00 133.50 75.50 129.50 0.00 z 557.50 1325.50 1910.50 9541.50
1904 2090.50 2099.50 1525.50 848.00 335.50 154.50 100.50 148.50 390.00 641.00 984.50 1773.00 11091.00
1905 2162.50 1738.50 1196.50 798.50 455.00 205.00 50.50 43.50 175.00 821.00 1104.50 1643.50 10394.00
1906 1797.00 1746.00 1461.50 531.50 468.50 86.00 51.50 103.50 161.50 713.00 1135.50 1958.50 10214.00
1907 2368.00 1681.50 1448.00 1062.00 683.50 118.50 39.00 145.00 424.00 707.00 1153.00 1497.00 11326.50
1908 1712.00 1603.00 1633.50 678.50 415.50 138.50 53.50 115.50 228.50 658.50 1084.50 1675.00 9996.50
1909 2045.00 1707.00 1434.00 928.00 381.50 101.50 10.50 47.50 224.00 697.50 1149.50 1946.00 10672.00
1910 1844.50 1845.50 887.50 617.00 496.50 106.00 20.00 96.00 251.50 584.50 1360.00 1784.50 9893.50
1911 2260.00 1697.00 1290.50 716.00 300.00 50.00 99.00 126.00 350.00 671.00 1490.00 1678.81 b 10728.31
1912 2397.00 1717.50 1534.00 677.50 332.00 157.50 69.50 126.00 387.50 640.50 1022.00 1557.50 10618.50
1913 2089.00 1775.93 a 1685.50 529.50 474.00 95.50 60.00 33.00 268.00 828.00 989.50 1396.50 10224.43
1914 1749.00 2086.50 1301.00 806.00 296.00 94.50 17.50 116.50 190.50 441.50 1136.00 2008.50 10243.50
1915 2031.00 1419.00 1317.50 455.00 391.50 244.50 105.00 83.00 317.50 600.50 1187.00 1656.00 9807.50
1916 2271.27 a 1939.50 1559.00 851.00 425.00 194.50 8.00 88.00 329.00 848.50 1135.50 2057.37 a 11706.63
1917 2178.50 2011.50 1387.00 842.00 446.92 a 200.00 38.00 116.50 285.00 1035.50 961.11 c 2131.00 11633.03
1918 2269.20 a 1706.96 a 960.50 696.00 441.75 a 133.27 d 102.50 60.00 460.50 596.00 1063.50 1646.50 10136.68
1919 1696.00 1716.00 1518.50 695.00 304.00 82.00 13.50 79.00 259.00 1006.50 1606.50 2028.00 11004.00
1920 2198.50 1750.50 1457.00 1036.00 330.15 a 107.00 42.88 a 54.25 a 168.62 a 499.00 1173.00 1673.50 10490.40
1921 1766.50 1512.00 1482.50 746.50 322.00 66.50 0.50 69.00 259.50 589.00 1431.50 1717.50 9963.00
1922 1964.50 1818.00 1228.00 683.00 199.00 87.00 83.50 37.00 225.00 635.50 972.50 1931.00 9864.00
1923 1898.00 1849.50 1738.00 862.00 382.50 53.00 20.50 140.50 204.50 671.00 929.50 1457.00 10206.00
1924 2132.50 1497.50 1226.00 841.50 591.50 174.50 79.00 113.50 328.50 431.50 1246.50 2055.50 10718.00
1925 1945.50 1551.50 1329.00 557.50 482.05 a 140.69 a 62.50 47.00 287.68 b 1004.50 1184.50 1706.50 10298.92
1926 1721.50 1402.00 1382.08 a 792.50 259.00 237.00 64.00 87.50 422.00 794.00 1429.50 1933.00 10524.08
1927 1986.07 a 1117.50 g 1141.00 744.00 511.50 185.50 68.50 160.50 309.50 608.50 1446.50 2144.00 9305.57
1928 1798.50 1498.00 1339.00 941.50 309.50 217.00 40.00 126.00 395.00 772.00 1068.00 1482.00 9986.50
1929 2390.00 1878.50 1189.00 720.50 539.50 155.50 38.00 53.00 415.00 629.00 1372.50 1881.00 11261.50
1930 2291.50 1441.50 1442.00 644.00 421.00 72.00 18.50 30.50 287.50 764.50 1153.00 1635.50 10201.50
1931 1676.58 a 1291.50 1332.50 675.50 446.00 95.56 c 35.50 74.50 192.00 558.52 a 1024.50 1441.00 8843.66
1932 1789.73 a 1680.50 1594.50 709.50 313.00 20.50 53.50 27.38 a 276.72 a 848.50 1410.00 1848.50 10572.34
1933 1832.50 1786.50 1314.50 772.50 d 287.00 34.50 10.50 47.00 168.50 828.00 1329.50 2007.00 10418.00
1934 1737.07 b 1621.50 1401.00 742.00 232.00 102.50 56.12 b 115.00 400.00 564.50 1014.00 1811.43 a 9797.12
1935 2189.00 1277.50 1306.50 802.00 447.29 c 199.50 2.67 b 100.50 335.50 668.00 1557.00 1770.50 10655.96
1936 2369.50 2302.00 1450.00 1026.50 186.50 129.00 7.00 56.50 252.00 831.00 1268.50 1691.00 11569.50
1937 2375.50 1787.00 1492.00 773.50 260.50 114.50 22.00 26.87 a 281.00 724.00 1257.86 b 1801.62 a 10916.34
1938 1983.50 1688.00 1049.35 a 753.00 382.00 127.50 16.50 31.00 190.50 499.50 1399.50 1707.00 9827.35
1939 1851.50 1997.50 1515.00 800.00 270.00 163.50 12.50 45.00 284.00 829.50 1032.50 1355.00 10156.00
1940 1967.47 a 1539.07 a 1535.50 879.50 398.57 c 142.00 14.50 70.00 166.00 490.00 1290.50 1566.50 10059.61
1941 1825.00 1666.00 1431.50 590.00 252.00 110.50 28.50 83.50 311.50 674.00 1183.00 1543.50 9699.00
1942 1597.50 1589.50 1127.50 624.31 a 433.50 157.00 76.00 81.12 a 380.00 584.50 1252.50 1903.40 a 9806.83
1943 2208.00 1567.00 1562.50 706.00 457.00 177.00 4.50 35.00 234.00 h 538.50 1150.00 1552.50 9958.00
1944 1517.45 a 1656.00 1524.68 a 737.00 272.00 141.50 48.00 87.00 274.50 637.00 1084.00 1692.50 9671.63
1945 1853.00 1576.50 1045.73 a 908.50 606.00 243.00 80.50 63.00 441.50 736.00 1306.50 1868.00 10728.23
1946 1951.50 1753.00 1063.50 616.00 492.50 172.00 42.50 127.00 367.50 780.00 1320.50 1868.00 10554.00
1947 1778.00 1765.00 1462.17 a 848.00 587.00 287.50 74.50 76.00 413.00 304.50 m 1375.50 1804.00 10470.67
1948 2033.00 0.00 z 1582.00 822.00 373.50 157.50 42.50 34.50 148.50 597.00 1089.50 1744.02 b 8624.02
1949 1961.27 a 1875.00 1458.50 605.56 c 305.41 d 76.50 27.00 21.81 d 293.00 676.50 1004.00 1820.50 10125.04
1950 2412.00 1737.00 1535.50 1080.50 447.00 102.41 a 46.00 112.50 220.00 585.50 1354.00 1892.50 11524.91
1951 2024.00 1541.00 1497.50 777.00 229.00 165.50 39.50 67.50 360.50 705.00 1374.00 1851.50 10632.00
1952 1996.92 a 1368.50 1343.00 516.00 309.50 62.50 30.50 51.50 197.50 733.00 1048.00 1455.50 9112.42
1953 1775.50 1491.00 1230.00 818.50 391.12 a 81.00 f 41.50 25.32 a 289.20 e 430.50 947.07 a 1621.30 a 9061.00
1954 2204.00 1158.50 1322.50 800.50 470.50 111.50 28.93 a 59.00 332.68 b 655.50 980.00 1440.97 b 9564.58
1955 1895.50 1737.04 a 1663.67 a 491.00 242.32 a 74.50 11.07 c 10.16 b 291.00 590.60 b 1441.55 a 1969.50 10417.90
1956 1878.00 1801.00 1546.90 a 963.50 419.00 30.50 39.00 46.50 a 376.00 510.00 1088.00 1684.33 a 10382.73
1957 2054.50 1542.00 1227.60 a 719.50 290.00 154.00 3.50 56.00 335.50 614.50 1155.50 1485.93 a 9638.53
1958 1614.14 b 1631.78 a 1156.00 658.27 d 350.30 a 248.50 79.50 101.50 279.50 623.00 1213.00 1949.00 9904.48
1959 2168.93 b 1878.00 1338.50 593.00 h 427.69 d 101.50 34.10 a 26.00 323.00 902.00 1469.00 1390.50 10059.22
1960 1905.00 1683.00 1648.00 822.00 386.50 158.57 b 50.00 26.50 223.00 588.50 1120.50 1827.50 10439.07
1961 1974.50 1476.50 1153.00 887.00 422.63 a 55.50 23.50 11.00 333.89 c 662.88 a 895.50 f 1877.00 8877.41
1962 2058.29 b 1812.00 1421.00 933.50 359.50 88.50 31.50 24.50 o 0.00 z 0.00 z 503.50 p 1661.50 8365.79
1963 2124.00 1683.50 1233.00 705.50 446.50 60.00 13.50 35.50 187.00 291.50 1021.00 1946.50 9747.50
1964 1771.00 1588.50 1575.83 a 714.00 0.00 z 186.50 6.50 147.00 360.50 655.00 1133.50 1990.00 10128.33
1965 2162.50 1788.89 a 1671.00 771.00 397.00 103.50 41.50 100.50 520.00 586.50 1306.50 1526.50 10975.39
1966 2389.77 c 1795.77 b 1274.00 857.00 519.00 118.00 1.03 a 70.50 228.00 727.00 1390.34 a 1877.50 11247.92
1967 1925.00 1951.50 1433.50 886.50 555.50 106.50 52.50 100.50 171.00 736.00 1154.00 1633.50 10706.00
1968 2013.50 1840.00 1200.50 740.50 405.00 118.50 76.00 110.50 256.50 660.00 1100.00 1747.50 10268.50
1969 2182.40 a 1613.00 1582.50 657.50 338.42 a 273.62 a 51.00 8.27 a 274.50 841.00 1134.00 1583.50 10539.70
1970 2116.00 1728.00 1733.50 930.00 503.23 a 45.50 17.10 b 51.15 a 315.52 a 656.00 1177.50 1883.25 a 11156.75
1971 2213.00 1580.96 a 1356.00 761.90 a 372.52 a 48.62 a 74.50 39.50 281.50 602.00 1208.28 a 1794.00 10332.77
1972 2167.00 1907.50 1429.50 809.50 229.00 91.55 a 57.87 a 60.00 378.00 776.00 1255.50 1981.50 11142.92
1973 1755.00 1513.00 955.00 784.00 359.08 a 102.50 42.76 b 0.00 z 321.50 492.00 1311.72 a 1827.50 9464.07
1974 2161.22 a 1727.00 1548.50 853.00 508.00 97.00 6.00 99.50 411.50 0.00 z 1143.00 1485.00 10039.72
1975 1814.00 1685.00 1583.50 889.50 333.00 145.00 21.00 84.00 313.00 576.00 1063.50 1778.00 10285.50
1976 1967.50 1432.50 1495.50 592.00 339.00 74.00 20.50 32.00 282.00 839.00 1260.50 1970.50 10305.00
1977 2195.00 1472.50 1107.00 522.00 84.00 60.50 21.50 158.50 286.00 592.50 1225.50 1897.50 9622.50
1978 2150.50 1728.00 1374.00 732.00 215.00 118.45 a 27.00 80.00 226.50 661.50 1354.50 1970.50 10637.95
1979 2323.50 1986.50 1532.50 976.50 560.50 126.96 b 0.00 z 95.00 224.00 730.00 1230.50 1468.50 11254.46
1980 0.00 z 1685.00 1471.50 533.50 0.00 z 88.00 0.00 z 0.00 z 0.00 z 735.00 1017.50 1770.00 7300.50
1981 1726.00 1376.50 1044.50 673.00 339.00 108.00 18.50 0.00 z 281.50 677.35 a 895.00 1699.00 8838.35
1982 2356.50 1662.00 1355.00 819.00 259.50 234.50 6.00 124.50 316.00 660.00 0.00 z 1497.50 9290.50
1983 1636.00 1375.00 1213.50 767.00 479.00 106.00 27.00 7.00 329.00 698.50 1064.00 2119.00 9821.00
1984 1848.50 1292.50 1409.50 565.50 417.00 78.50 20.50 23.00 401.00 609.50 1224.50 1920.50 9810.50
1985 1972.00 1747.50 1107.00 616.50 240.00 215.00 39.50 133.00 396.50 731.50 1557.00 2039.50 10795.00
1986 1761.00 1647.00 1194.50 691.50 263.50 72.50 3.00 96.50 319.00 686.50 1450.50 1584.00 9769.50
1987 1686.50 1234.00 1240.50 464.00 222.00 60.00 26.00 84.00 224.00 809.00 991.50 1442.50 8484.00
1988 2002.00 1771.59 a 1242.00 705.50 234.50 17.50 5.50 36.68 a 297.50 796.00 1202.00 1695.50 10006.27
1989 1859.00 1910.00 1610.00 901.50 261.00 124.50 2.00 63.50 276.00 681.00 1386.50 2018.50 11093.50
1990 1592.00 1601.00 1196.50 764.50 392.00 93.00 33.50 41.00 228.50 725.50 1156.50 1859.00 9683.00
1991 2062.00 1412.50 1225.50 579.00 275.00 21.50 22.50 16.00 315.50 861.00 1411.50 1634.00 9836.00
1992 1653.50 1461.50 1204.50 848.00 306.50 161.00 134.00 124.50 385.50 716.50 1221.50 1850.00 10067.00
1993 0.00 z 1693.00 0.00 z 696.50 368.50 179.50 92.50 0.00 z 424.50 825.00 1292.50 1704.00 7276.00
1994 2328.00 1853.50 1190.00 769.00 321.50 70.00 42.00 106.50 196.50 550.00 1068.00 1558.00 10053.00
1995 1896.00 1670.00 1290.50 911.50 425.50 62.00 41.50 13.50 0.00 z 728.00 1481.50 1851.50 10371.50
1996 2266.50 1770.50 1679.00 1038.00 432.00 110.50 27.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 7324.00
1997 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
1998 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
1999 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
2000 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
2001 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
2002 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
2003 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
2004 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
2005 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
2006 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
2007 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 16.00 g 0.00 z 0.00 z 642.00 0.00 z 0.00 z 642.00
2008 0.00 z 1898.50 0.00 z 786.00 0.00 z 0.00 z 26.50 42.00 0.00 z 646.50 1128.00 0.00 z 4527.50
2009 0.00 z 0.00 z 0.00 z 0.00 z 480.00 171.50 0.00 z 0.00 z 0.00 z 0.00 z 911.50 0.00 z 1563.00
2010 0.00 z 1608.50 0.00 z 513.50 316.50 91.50 5.00 41.50 357.50 521.50 1152.00 0.00 z 4607.50
2011 2026.22 b 0.00 z 0.00 z 0.00 z 380.50 96.00 0.00 z 17.50 246.43 b 0.00 z 0.00 z 0.00 z 2766.65
2012 0.00 z 0.00 z 0.00 z 613.00 281.14 b 56.38 a 0.50 40.00 293.00 766.00 1207.50 1741.50 4999.02
2013 1858.50 1576.00 122.50 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 3434.50
Period of Record Statistics
MEAN 1988.32 1677.85 1374.65 750.22 372.52 123.91 38.21 72.49 299.82 674.39 1203.06 1756.93 10327.05
S.D. 223.74 199.51 192.13 141.06 106.62 59.01 28.12 40.44 78.72 126.25 165.11 190.09 615.81
SKEW 0.11 0.00 -0.21 0.01 0.23 0.60 0.90 0.25 0.16 0.21 0.27 -0.12 -0.04
MAX 2412.00 2302.00 1762.50 1080.50 683.50 287.50 134.00 160.50 520.00 1035.50 1606.50 2144.00 11706.63
MIN 1517.45 1158.50 887.50 451.50 84.00 17.50 0.50 6.20 148.50 291.50 895.00 1355.00 8484.00
NO YRS 97 99 97 99 99 101 98 96 95 98 98 98 76