MARSHALL, MINNESOTA

Monthly Total Heating Degree Days

(215204)

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
1935 0.00 z 0.00 z 0.00 z 97.50 v 348.50 105.50 0.00 49.50 119.50 563.68 a 1161.00 1451.00 3798.68
1936 2012.00 2021.50 1056.58 a 720.00 157.30 d 67.00 0.00 5.50 104.50 584.00 1058.00 1300.93 b 9087.31
1937 1945.50 1453.50 1186.50 701.50 189.00 92.00 1.50 1.00 165.50 586.00 1040.00 1563.50 8925.50
1938 1637.50 1349.00 893.50 553.00 318.00 41.00 0.00 1.00 89.00 266.50 1044.50 1311.00 7504.00
1939 1406.50 1567.00 1042.50 626.50 88.50 27.50 0.00 20.50 148.50 518.00 763.50 1089.00 7298.00
1940 1817.50 1347.50 1242.50 675.00 288.00 51.00 10.50 66.50 115.50 296.00 1171.00 1279.00 8360.00
1941 1490.50 1371.00 1122.00 473.00 145.50 86.50 27.50 22.50 171.00 455.00 904.00 1214.00 7482.50
1942 1365.50 1247.50 955.00 432.00 352.00 85.50 16.00 16.50 309.00 494.00 940.00 1564.00 7777.00
1943 1844.50 1234.00 1254.50 588.00 372.00 93.00 2.00 20.50 264.50 499.50 1072.00 1282.50 8527.00
1944 1163.50 1310.50 1273.00 715.00 221.81 b 61.50 6.00 51.00 149.50 435.50 883.00 1365.50 7635.81
1945 1482.00 1231.50 780.50 642.00 402.00 163.00 16.50 14.00 232.00 457.50 1027.50 1652.50 8101.00
1946 1532.50 1312.50 749.50 412.00 327.50 88.50 0.00 40.00 193.00 491.00 1020.00 1347.00 7513.50
1947 1315.00 1446.00 1150.50 734.50 388.50 110.00 8.50 4.00 212.50 316.50 1167.50 1483.50 8337.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.50 23.00 98.50 473.00 953.50 1444.50 2997.00
1949 1664.50 1434.50 1097.00 524.00 148.00 0.00 z 1.00 11.50 192.00 431.50 753.00 1407.00 7664.00
1950 1877.00 1271.00 1242.00 833.50 354.00 53.50 11.00 58.50 101.00 365.00 1103.00 1564.50 8834.00
1951 1697.00 1208.50 1452.00 740.69 a 155.50 114.50 14.98 a 29.50 253.00 553.00 1121.50 1583.58 a 8923.76
1952 1639.50 1208.50 1312.50 510.52 a 242.00 29.00 2.00 8.00 143.50 584.50 874.00 1299.93 a 7853.95
1953 1488.50 1233.00 1027.00 727.50 281.00 42.50 11.00 4.50 148.50 287.00 784.00 1353.00 7387.50
1954 1728.50 888.00 1148.00 520.50 369.50 51.00 0.00 2.00 145.00 547.50 751.00 1265.32 a 7416.32
1955 1473.50 1462.00 1150.50 321.50 101.02 b 56.50 0.00 9.00 165.00 406.50 1217.59 a 1665.50 8028.60
1956 1641.50 1455.00 1185.00 712.50 239.00 14.00 13.00 23.50 187.76 a 254.00 949.00 1229.50 7903.76
1957 1705.50 1208.50 1049.50 570.00 280.50 32.50 0.00 26.50 201.00 505.00 970.00 1182.00 7731.00
1958 1317.00 1412.50 1096.50 569.00 180.50 120.00 14.50 28.50 102.00 403.00 897.00 1525.50 7666.00
1959 1722.50 1458.50 946.50 599.50 240.50 36.00 12.50 0.00 161.50 683.00 1251.50 1100.50 8212.50
1960 1631.00 1424.00 1499.00 597.50 286.20 c 48.00 12.50 4.00 169.50 433.00 895.50 1457.00 8457.20
1961 1542.77 a 1178.00 937.00 759.00 335.50 37.00 1.00 6.00 218.00 458.00 957.50 1561.00 7990.77
1962 1692.00 1394.00 1286.00 688.00 168.50 61.50 23.00 7.50 219.00 399.00 829.50 1372.50 8140.50
1963 1852.00 1401.00 941.50 479.00 273.00 22.00 3.00 15.50 a 100.50 194.00 800.50 1644.50 7726.50
1964 1352.50 1211.00 1283.50 555.50 161.00 53.00 1.50 69.00 197.00 460.00 946.00 1644.00 7934.00
1965 1748.00 1489.00 1482.50 668.50 181.50 13.00 2.50 45.50 399.50 396.00 997.50 1173.00 8596.50
1966 1952.00 1451.00 909.50 731.00 360.00 41.00 0.00 52.50 185.00 528.00 1116.00 1472.00 8798.00
1967 1512.50 1535.00 1042.50 634.00 396.50 47.00 38.50 34.00 161.00 559.50 987.50 1381.00 8329.00
1968 1597.00 1494.50 831.00 533.00 373.50 63.00 18.50 36.50 171.00 513.50 913.50 1538.50 8083.50
1969 1874.00 1356.50 1412.00 551.00 239.50 151.50 8.50 6.50 138.00 643.00 956.50 1371.50 8708.50
1970 1885.00 1360.50 1236.00 638.50 246.50 33.00 13.50 7.50 196.50 550.00 1042.00 1542.00 8751.00
1971 1773.00 1336.00 1091.00 519.00 288.50 25.50 28.50 17.50 185.50 417.00 979.50 1529.00 8190.00
1972 1748.00 1539.50 1143.50 721.00 220.50 55.50 19.50 52.50 192.50 615.50 999.00 1600.50 8907.50
1973 1447.00 1207.00 821.00 613.50 262.00 13.00 1.50 0.00 184.00 319.50 923.00 1537.00 7328.50
1974 1645.00 1305.00 1087.00 555.50 329.00 60.50 0.00 39.00 246.00 458.50 946.50 1289.00 7961.00
1975 1498.50 1426.00 1297.50 817.00 174.00 66.00 9.00 14.00 252.50 450.50 936.50 1458.00 8399.50
1976 1672.50 1128.00 1087.50 482.50 270.50 28.00 0.00 z 17.00 217.50 712.50 0.00 z 1633.00 7249.00
1977 1995.50 1205.50 958.00 431.50 77.00 18.00 5.00 66.50 152.00 597.00 1070.00 1601.50 8177.50
1978 1968.00 1595.00 1139.00 672.00 256.00 65.50 23.50 14.50 94.50 460.87 a 767.50 m 1545.50 7834.37
1979 1969.50 1667.50 1228.00 498.50 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4865.00
1980 258.00 z 0.00 z 0.00 z 0.00 z 0.00 z 21.72 a 0.00 z 18.08 a 151.00 598.82 a 814.00 1435.00 3038.62
1981 1422.50 1134.00 871.50 423.00 246.93 b 0.00 z 0.00 z 0.00 z 0.00 z 47.00 z 822.50 1554.50 6474.93
1982 965.50 q 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
1983 0.00 z 0.00 z 776.00 i 752.50 347.50 65.00 n 0.00 z 0.00 z 148.89 c 490.50 932.50 1974.50 4646.39
1984 1530.00 1028.98 a 1256.50 555.50 267.50 17.00 7.00 6.00 291.00 473.00 891.50 1473.50 7797.48
1985 1662.00 1318.00 886.00 416.00 117.00 90.00 5.50 42.00 265.00 542.00 1329.50 1749.00 8422.00
1986 1420.00 1419.50 926.00 520.50 221.50 27.00 0.00 69.00 186.50 509.50 1128.50 1204.50 7632.50
1987 1337.50 933.50 907.50 365.00 132.00 10.00 7.50 52.00 140.50 670.00 841.00 1203.12 b 6599.62
1988 1726.50 1571.58 c 956.00 511.03 a 69.00 5.00 0.00 20.00 209.50 680.00 998.50 1334.50 8081.61
1989 1292.50 1567.50 1206.50 584.00 216.00 53.50 0.00 6.50 177.00 468.00 1092.50 1640.50 8304.50
1990 1143.50 1185.00 943.50 514.00 273.50 36.50 11.00 21.18 a 82.00 505.00 864.00 1493.68 a 7072.87
1991 1592.50 1028.00 975.00 480.50 215.50 8.00 7.00 7.50 204.00 572.50 1200.00 1232.00 7522.50
1992 1273.00 1085.50 923.50 670.50 183.00 73.50 49.50 76.50 165.50 548.50 1064.50 1474.50 7588.00
1993 1617.50 1408.50 1116.00 649.00 248.50 76.00 2.50 18.00 275.50 573.50 1068.00 1369.00 8422.00
1994 1939.50 1496.50 923.50 586.50 147.00 7.50 10.50 35.00 126.50 398.00 837.00 1272.00 7779.50
1995 1431.50 1218.50 997.00 733.00 286.00 47.50 4.50 1.00 211.00 569.50 1138.50 1439.00 8077.00
1996 1794.50 1312.00 1213.50 692.00 343.50 32.00 4.00 0.50 217.50 481.00 1270.00 1688.00 9048.50
1997 1752.00 1266.00 1101.00 675.50 325.00 0.00 25.00 28.50 92.50 456.50 1113.62 a 1162.00 7997.62
1998 1478.50 947.00 1171.50 465.00 83.50 81.50 0.50 1.00 72.00 402.00 886.00 1230.50 6819.00
1999 1626.00 1003.50 930.50 540.00 182.50 53.50 0.00 2.50 179.50 488.50 654.00 1191.50 6852.00
2000 1518.50 1042.00 757.00 571.50 159.50 69.00 22.00 8.00 137.00 407.43 c 1100.17 a 1802.00 7594.10
2001 1374.00 1541.00 1253.50 556.00 191.68 a 46.50 6.50 12.00 160.50 501.50 569.00 1237.50 7449.68
2002 1269.50 1011.00 1416.50 598.00 354.00 25.00 0.50 8.00 134.00 755.00 992.00 1210.50 7774.00
2003 1500.50 1394.00 1062.50 515.50 265.50 50.50 0.00 7.50 199.00 439.50 1025.50 1236.00 7696.00
2004 1657.50 1307.50 875.50 437.50 294.50 72.50 22.50 64.00 93.00 448.50 816.00 1247.50 7336.50
2005 1593.50 1087.50 1037.00 431.00 270.00 0.50 6.50 19.00 60.50 470.00 899.00 1430.00 7304.50
2006 1128.50 1301.50 1027.50 399.50 225.00 20.00 0.00 5.50 224.00 600.50 898.50 1132.50 6963.00
2007 1426.00 1474.00 872.50 633.00 125.00 25.00 0.50 13.50 132.50 366.00 932.00 1507.00 7507.00
2008 1579.50 1425.00 1149.00 692.50 281.50 21.00 3.00 4.50 139.00 510.50 938.00 1639.00 8382.50
2009 1758.00 1294.50 1106.00 645.50 253.50 100.50 20.50 37.50 74.00 728.00 705.50 1582.50 8306.00
2010 1721.50 1490.00 927.00 374.50 262.50 16.50 0.00 4.50 176.00 398.50 971.50 1638.50 7981.00
2011 1781.00 1383.00 1293.00 688.50 371.48 a 49.66 a 0.00 1.50 191.00 400.50 852.50 1178.00 8190.14
2012 1288.00 1122.50 619.50 451.50 135.50 21.00 0.00 18.00 151.03 a 586.50 862.50 1425.00 6681.03
2013 1500.00 1367.50 1292.50 39.00 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 4160.00
Period of Record Statistics
MEAN 1600.79 1324.33 1082.70 584.61 245.74 51.13 8.32 22.31 172.26 488.81 968.67 1424.50 7943.64
S.D. 216.01 191.14 184.06 116.13 86.42 34.44 10.09 20.62 60.24 110.74 144.87 183.02 584.33
SKEW -0.09 0.22 0.08 -0.09 -0.14 0.96 1.66 1.01 0.77 -0.05 0.00 0.27 -0.12
MAX 2012.00 2021.50 1499.00 833.50 402.00 163.00 49.50 76.50 399.50 755.00 1329.50 1974.50 9087.31
MIN 1128.50 888.00 619.50 321.50 69.00 0.00 0.00 0.00 60.50 194.00 569.00 1089.00 6599.62
NO YRS 74 74 74 73 74 72 72 74 75 75 74 76 68