LITTLE FALLS 1 N, MINNESOTA

Monthly Total Heating Degree Days

(214793)

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
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 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
1898 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
1899 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
1900 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
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 605.50 1017.00 1431.50 3054.00
1906 1517.00 1584.50 1401.50 530.00 407.00 69.50 22.50 45.00 88.00 598.00 1039.50 1554.50 8857.00
1907 1993.00 1441.50 1186.00 903.00 618.50 93.00 5.50 59.00 294.00 563.88 b 969.00 1379.50 9505.88
1908 1533.50 1335.00 1194.50 540.54 b 371.50 121.00 15.50 62.50 141.50 547.00 931.50 1495.00 8289.04
1909 1671.00 1467.00 1175.00 886.00 354.00 61.50 10.00 19.00 189.00 620.50 938.50 1694.50 9086.00
1910 1617.00 1606.50 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 0.00 z 3223.50
1911 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
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 0.00 z 0.00
1913 0.00 z 0.00 z 1340.00 531.50 382.00 55.00 47.65 d 2.50 270.00 692.00 854.00 1137.00 5311.65
1914 1458.50 1704.37 a 616.00 o 407.00 l 220.44 d 37.50 f 2.00 67.50 167.00 363.00 779.50 1695.50 6457.81
1915 1732.50 1164.00 673.00 l 379.00 418.00 88.50 l 72.50 96.00 233.00 474.00 438.00 p 1371.00 5940.00
1916 1387.50 g 1612.00 1276.00 718.50 335.83 a 141.00 e 0.00 42.50 342.00 645.00 566.50 k 1766.50 6879.33
1917 1880.00 1721.00 1248.00 743.00 401.00 147.93 a 24.00 77.00 244.50 832.19 b 922.22 c 1853.50 10094.34
1918 2015.50 1441.50 955.50 676.00 246.50 70.50 11.88 a 23.25 a 376.00 536.62 b 0.00 z 1262.00 7615.25
1919 1412.50 1438.00 1168.50 639.50 326.50 60.50 5.74 d 79.50 0.00 z 843.00 55.50 r 1907.00 7880.74
1920 2012.50 1647.00 1397.67 b 601.00 g 389.50 95.56 c 67.00 94.66 c 171.00 g 346.50 496.50 l 1425.50 7475.89
1921 1522.50 1250.50 1145.97 a 518.00 304.50 66.43 b 2.07 a 49.00 198.00 341.50 i 853.00 i 1519.00 b 6575.96
1922 1824.00 1745.50 989.00 f 678.50 199.00 76.55 a 10.50 28.93 a 174.44 c 508.92 a 605.50 k 1744.00 6990.35
1923 0.00 z 1375.00 f 1559.82 a 684.50 f 252.00 29.50 1.00 55.59 b 158.00 585.00 818.00 1205.00 4663.90
1924 1901.50 1357.00 1145.50 755.50 568.00 135.00 25.50 53.00 323.00 418.00 1027.00 1835.50 9544.50
1925 1698.50 1351.00 1029.50 322.00 h 433.50 117.50 46.50 13.00 176.00 880.00 1030.00 1513.04 e 8288.54
1926 1629.80 d 1263.00 1267.00 663.00 195.82 a 148.50 30.50 34.50 296.00 602.90 b 1216.07 b 1635.50 8982.58
1927 1239.00 i 1255.13 e 1024.03 a 604.00 392.27 e 125.00 f 39.00 50.00 228.33 c 552.12 b 1213.33 c 1895.13 a 7253.35
1928 1610.00 1381.12 a 1073.50 818.00 222.00 155.50 0.00 l 43.40 a 278.50 515.50 894.50 1340.23 a 8332.26
1929 2059.20 d 1612.00 1049.50 612.41 a 441.00 139.00 18.17 b 25.50 344.00 602.00 1118.28 a 1583.07 a 9604.13
1930 1942.50 1182.50 1137.50 543.50 288.30 a 56.50 6.00 6.20 a 199.00 670.93 c 829.50 f 1372.27 a 7405.20
1931 1344.00 1043.50 1147.00 a 546.50 364.50 42.00 13.50 52.50 112.00 432.00 874.50 1192.50 7164.50
1932 1541.00 1445.00 1415.00 660.00 290.50 14.50 30.48 a 12.50 216.50 682.50 1159.50 1617.00 9084.48
1933 1486.00 1589.00 1075.50 692.50 283.50 11.50 2.67 b 52.00 121.55 a 672.50 1201.15 d 1695.50 8883.38
1934 1535.50 1410.00 1260.00 703.50 149.50 61.00 17.57 a 154.50 390.50 488.50 895.00 1692.50 8758.07
1935 1840.50 1177.50 1097.50 715.86 a 389.50 171.50 3.00 64.50 244.00 656.00 1246.00 1657.00 9262.86
1936 2094.50 2044.50 1177.00 855.00 183.50 106.03 a 1.50 35.00 158.00 767.50 1195.00 1507.00 10124.54
1937 2079.50 1604.81 a 1329.38 a 757.50 283.00 120.00 6.20 a 5.50 298.50 720.50 1182.50 1283.00 g 8387.40
1938 1798.50 1357.50 993.00 672.50 438.81 b 84.64 b 8.00 9.00 215.00 491.00 1176.00 672.50 o 7243.95
1939 1597.02 a 1698.00 1246.50 736.50 171.00 62.00 11.50 22.50 208.50 642.00 871.00 1191.00 8457.52
1940 1844.50 1339.00 1338.50 689.50 292.50 63.00 3.50 96.50 139.50 396.00 1195.00 1417.00 8814.50
1941 1601.00 1461.00 1209.00 444.31 a 174.00 83.00 8.27 a 28.00 191.90 a 511.50 a 918.75 b 1313.88 a 7944.61
1942 1424.50 1330.00 a 921.00 435.50 318.00 92.00 28.50 26.50 305.00 529.00 1025.00 1619.00 8054.00
1943 1870.00 1380.81 a 1433.00 635.00 371.50 82.50 2.58 a 10.50 274.00 533.00 1112.00 1352.50 9057.40
1944 1276.50 1399.00 1260.00 708.00 223.00 62.00 9.50 46.50 203.00 505.00 893.00 1475.50 8061.00
1945 1668.00 1402.50 886.00 706.50 419.50 165.50 31.50 14.50 275.50 585.00 1066.00 1682.50 8903.00
1946 1630.00 1458.50 824.50 470.50 377.00 85.50 3.50 57.50 232.50 538.00 1046.50 1543.00 8267.00
1947 1465.50 1480.00 1157.50 722.50 423.67 a 120.50 13.50 5.50 233.00 269.50 1244.50 1575.00 8710.67
1948 1864.00 1610.00 1309.00 576.50 284.00 57.00 11.22 b 9.00 117.00 502.50 1015.50 1561.88 a 8917.61
1949 1680.20 a 1545.50 1200.00 531.96 b 192.20 a 26.50 4.50 25.00 259.50 481.00 890.00 1511.00 8347.37
1950 1974.50 1460.00 1307.17 d 911.00 388.50 60.50 13.50 71.00 147.00 429.57 c 1170.00 a 1700.19 b 9632.93
1951 1827.00 1397.00 1375.88 a 715.00 153.97 a 125.50 11.00 54.50 304.29 b 436.50 k 294.50 v 612.50 u 5964.14
1952 1829.00 b 1315.36 a 1323.00 566.50 255.00 45.00 a 19.00 49.50 g 156.00 f 723.00 981.50 1336.50 8393.86
1953 1614.07 a 1439.50 1144.00 752.50 343.21 c 80.00 25.00 3.00 198.10 a 335.83 a 875.50 1505.00 8315.72
1954 1906.50 a 1064.00 1206.00 650.50 438.50 46.50 11.00 35.00 256.50 628.50 896.00 1374.00 8513.00
1955 1709.00 1559.70 a 1367.00 426.00 162.50 49.50 1.00 8.50 234.00 526.00 1277.00 1824.72 b 9144.93
1956 1763.50 1614.50 1315.50 790.50 303.50 25.50 21.50 45.50 294.00 361.50 985.00 1392.00 8912.50
1957 1865.00 1410.00 1238.00 633.50 310.50 71.00 0.00 a 35.65 a 245.00 578.00 1013.00 1368.13 a 8767.78
1958 1485.50 1478.50 1115.50 584.00 244.50 180.00 39.00 62.50 187.50 486.50 965.00 1653.00 8481.50
1959 1808.00 1448.00 1044.50 649.50 254.00 56.50 14.50 18.60 a 207.50 726.00 1295.50 1228.50 8751.10
1960 1685.50 1524.05 a 1479.00 684.00 282.00 94.50 14.50 10.00 232.76 a 548.50 1016.00 1600.50 9171.31
1961 1736.50 1200.50 952.50 817.50 357.00 45.00 12.00 12.50 252.50 508.00 1039.50 1621.00 8554.50
1962 1784.05 a 1484.52 a 1196.50 751.00 225.50 71.00 19.50 19.00 246.00 455.00 877.50 1450.50 8580.07
1963 1944.50 1508.00 990.00 561.50 335.50 49.00 4.50 33.00 141.50 252.50 886.00 1794.50 8500.50
1964 1500.00 1333.50 1336.50 608.00 195.00 81.00 1.00 82.00 257.00 541.00 1000.00 1740.50 8675.50
1965 1869.00 1581.00 1582.00 725.00 245.50 61.50 15.50 63.50 460.50 501.50 1057.00 1329.50 9491.50
1966 2077.50 1474.00 1031.50 772.00 404.00 64.50 2.50 74.50 229.50 579.70 a 1154.00 1566.00 9429.70
1967 1652.00 1684.50 1197.00 660.00 450.00 86.50 41.00 65.50 200.50 614.50 1060.00 1454.50 9166.00
1968 1707.00 1578.00 895.50 565.50 379.00 73.00 30.50 46.50 173.00 491.50 993.50 1616.00 8549.00
1969 1845.50 1375.00 1349.50 571.00 289.00 186.50 32.00 8.50 197.00 646.50 1016.50 1452.50 8969.50
1970 1894.50 1436.00 1362.00 716.00 320.50 46.50 6.00 25.50 236.50 561.00 1093.00 1607.50 9305.00
1971 1918.00 1423.50 1260.00 611.50 349.50 37.50 46.00 57.00 196.00 458.50 1021.00 1552.50 8931.00
1972 1918.00 1662.00 1273.00 750.00 209.00 78.00 28.50 54.50 270.50 687.00 705.00 i 1764.00 8694.50
1973 1572.50 1318.00 865.00 660.00 334.50 40.50 18.00 9.00 252.00 385.00 999.00 1550.00 8003.50
1974 1756.50 1431.50 1268.00 622.00 399.50 73.00 4.50 69.00 303.00 529.50 1027.00 1387.50 8871.00
1975 1700.00 1481.00 1413.00 903.50 219.50 77.50 17.50 24.00 271.50 470.00 998.50 1543.50 9119.50
1976 1799.00 1213.00 1205.50 484.50 291.50 24.50 7.50 30.50 208.50 729.50 1195.50 1753.57 a 8943.07
1977 2047.00 1239.50 919.00 404.00 64.00 29.50 4.50 52.50 167.50 540.50 1046.00 1676.00 8190.00
1978 1884.50 1537.50 1141.00 645.00 201.00 59.50 13.50 11.50 155.50 488.00 1079.00 1682.50 8898.50
1979 2051.50 1648.50 1217.00 778.00 423.00 74.50 7.50 46.50 147.00 601.00 1044.00 1308.50 9347.00
1980 1698.50 1526.00 1306.50 537.00 192.50 49.50 4.50 21.50 243.50 671.00 922.50 1500.50 8673.50
1981 1516.50 1230.50 913.50 527.50 257.00 39.00 14.00 16.00 210.00 598.50 835.00 1514.00 7671.50
1982 2041.50 1444.50 1212.50 704.50 153.00 140.50 2.50 41.00 217.50 498.00 1157.00 1324.50 8937.00
1983 1556.50 1162.50 1041.00 696.00 356.00 81.00 6.00 0.00 205.50 546.50 991.50 1989.50 8632.00
1984 1713.50 1142.00 1290.00 600.50 322.50 34.50 14.50 11.00 309.50 459.50 1006.00 1543.00 8446.50
1985 1752.50 1450.50 934.50 443.50 134.50 106.00 2.00 56.50 240.00 a 575.00 1311.50 1864.00 8870.50
1986 1520.50 1440.50 1016.50 522.50 245.50 49.50 0.00 58.00 212.00 540.00 1153.00 1375.50 8133.50
1987 1437.00 1009.00 878.00 383.00 173.00 25.50 8.50 36.50 117.50 636.50 873.50 1351.50 6929.50
1988 1823.83 a 1616.50 1059.00 553.00 73.50 9.00 4.50 23.50 147.00 686.50 1052.00 1515.00 8563.33
1989 1526.50 1666.00 1330.93 a 664.50 261.50 67.50 0.00 15.00 176.00 519.00 1171.50 1774.00 9172.43
1990 1304.00 1278.00 988.00 611.50 307.50 38.00 8.00 23.50 157.00 585.50 903.00 1573.50 7777.50
1991 1718.50 1181.50 1019.00 513.00 200.50 11.50 2.00 6.00 223.00 597.00 1257.00 1457.50 8186.50
1992 1424.00 1148.50 1003.00 682.00 200.00 90.50 75.50 81.00 197.50 594.50 1097.50 1503.00 8097.00
1993 1668.00 1410.00 1150.50 664.50 274.50 120.00 16.50 27.50 318.00 603.00 1136.50 1483.00 8872.00
1994 2015.00 1563.50 1015.00 594.00 206.50 32.50 9.50 42.00 122.50 428.50 884.50 1333.00 8246.50
1995 1582.50 1373.00 1017.50 755.50 279.00 40.00 7.50 3.00 224.50 566.50 1214.00 1538.00 8601.00
1996 1872.50 1435.00 1318.00 762.00 324.50 28.50 7.50 3.00 195.50 493.50 1242.00 1664.50 9346.50
1997 1792.50 1284.50 1150.00 678.50 366.00 3.00 30.50 32.00 103.50 484.50 1137.00 1206.00 8268.00
1998 1527.00 950.50 1044.50 460.50 91.50 100.00 0.00 0.00 89.00 496.50 983.50 1389.00 7132.00
1999 1685.00 1176.50 688.50 n 428.00 f 205.00 67.50 0.00 72.50 220.50 556.50 769.50 1276.00 6029.00
2000 1609.00 1200.50 813.00 611.00 198.50 108.00 13.50 5.50 181.00 469.00 1031.50 1884.28 a 8124.78
2001 1452.35 a 1571.50 1168.00 608.00 256.50 m 196.50 0.00 t 3.00 193.50 554.50 658.50 1264.00 7669.85
2002 1335.50 1062.50 1369.00 673.50 398.50 22.50 3.00 11.50 148.00 793.50 1005.50 1273.00 8096.00
2003 1584.50 1459.50 1125.50 0.00 z 278.00 0.00 z 4.50 4.50 209.00 485.50 1067.00 1294.50 7512.50
2004 1762.00 1308.00 961.00 0.00 z 327.50 159.00 57.00 101.50 104.50 480.00 889.50 1430.00 7580.00
2005 1690.00 1166.00 1101.50 459.00 335.00 2.00 6.50 19.00 78.00 458.00 914.50 1434.50 7664.00
2006 1206.00 1406.09 e 987.50 420.00 237.00 30.50 0.00 0.50 220.00 637.00 908.50 1207.00 7260.09
2007 998.50 i 1500.50 927.50 637.50 134.50 26.00 4.00 21.50 158.50 428.50 776.50 f 1652.00 5490.50
2008 1673.48 a 1529.00 1194.50 678.50 364.00 45.50 3.00 12.00 161.50 527.00 958.00 1740.00 8886.48
2009 1885.50 1331.50 1149.50 596.50 265.00 119.50 23.50 25.00 75.50 666.00 636.00 f 1527.00 7664.50
2010 1672.50 1383.41 a 694.50 271.00 276.00 46.50 0.00 0.50 135.00 351.50 952.00 1579.00 7361.91
2011 1436.50 f 1386.54 b 1212.21 b 188.50 r 75.00 p 51.00 0.00 f 0.00 z 121.50 n 248.50 g 768.62 a 889.50 g 3418.37
2012 683.50 r 891.50 h 608.00 402.93 a 130.50 15.00 a 0.00 b 66.50 249.50 233.00 v 1035.00 a 1484.00 3991.43
2013 1697.50 1438.89 a 1357.80 a 42.00 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 4494.19
Period of Record Statistics
MEAN 1712.54 1416.40 1156.26 632.09 292.09 74.00 14.70 36.52 214.31 552.24 1024.98 1524.72 8648.59
S.D. 201.86 181.43 181.03 126.45 101.25 44.14 15.98 28.64 70.24 115.71 134.75 187.95 644.83
SKEW -0.12 0.01 -0.30 -0.20 0.24 0.77 1.82 1.02 0.51 0.21 0.03 0.16 -0.42
MAX 2094.50 2044.50 1582.00 911.00 618.50 196.50 75.50 154.50 460.50 880.00 1311.50 1989.50 10124.54
MIN 1206.00 950.50 608.00 271.00 64.00 2.00 0.00 0.00 75.50 252.50 658.50 1137.00 6929.50
NO YRS 99 103 101 96 102 100 101 102 100 101 93 101 77