WASECA EXP STN, MINNESOTA

Monthly Total Heating Degree Days

(218692)

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
1915 1626.47 a 1134.54 b 1182.50 314.50 367.35 a 107.07 a 25.50 95.00 168.00 432.50 152.50 z 1393.97 a 6847.39
1916 1699.50 1595.00 1195.50 686.90 a 342.50 200.50 0.00 46.50 a 255.52 a 651.00 a 997.24 a 1743.00 9413.15
1917 1886.00 1706.92 b 1225.00 719.00 405.50 140.00 41.00 77.00 254.50 856.12 a 854.48 a 1770.50 9936.02
1918 2004.15 a 1384.00 888.15 a 705.50 211.00 66.00 18.50 17.00 318.00 492.00 928.89 c 1160.00 8193.19
1919 1348.50 a 1349.50 1066.50 603.00 300.00 55.50 0.00 21.70 a 126.00 616.50 1128.00 1689.00 8304.20
1920 1787.50 1373.50 1024.00 769.50 246.50 67.00 7.00 14.00 97.00 304.50 991.00 1322.00 8003.50
1921 1328.50 1148.00 896.50 459.00 237.00 22.50 2.00 23.50 94.50 427.50 1154.00 1334.00 7127.00
1922 1590.82 a 1424.50 981.00 589.14 a 118.32 a 13.50 22.50 9.00 112.50 383.00 773.00 1468.50 7485.77
1923 1468.00 1480.37 a 1286.50 a 600.00 226.00 46.50 0.00 25.50 123.00 559.00 811.00 1091.20 a 7717.07
1924 1805.00 1251.50 1100.50 578.50 468.32 c 86.50 26.50 37.50 243.50 266.50 922.50 1710.50 8497.32
1925 1625.50 1212.50 909.50 395.50 363.50 60.50 32.50 5.00 95.50 844.50 963.50 1503.00 8011.00
1926 1488.50 1114.00 1168.50 657.50 149.00 123.00 12.83 b 3.50 227.50 560.50 1114.00 1572.50 8191.33
1927 1614.00 1164.50 765.91 b 520.50 307.50 109.00 13.00 44.50 201.50 406.00 971.50 1675.50 7793.41
1928 1411.00 1204.00 930.50 744.50 138.00 85.50 2.00 34.00 226.00 463.50 880.50 1208.50 7328.00
1929 1951.00 1593.00 964.00 545.50 342.00 76.00 9.00 15.50 221.00 478.00 1097.00 1466.00 8758.00
1930 1812.50 1015.00 954.00 487.50 235.00 39.00 10.00 4.00 158.50 564.50 813.50 1321.50 7415.00
1931 1195.00 905.00 1018.00 459.50 310.50 32.50 5.50 27.00 80.00 352.00 749.00 1074.50 6208.50
1932 1521.00 1303.50 1312.50 540.00 201.50 5.50 6.50 9.50 185.50 578.50 1035.50 1469.00 8168.50
1933 1228.00 1448.00 1045.50 584.00 250.50 15.00 0.00 15.50 70.00 546.00 992.00 1425.50 7620.00
1934 1363.50 1229.50 1062.00 592.50 85.50 8.00 1.00 68.00 230.00 340.00 809.00 1576.00 7365.00
1935 1657.50 1120.50 913.50 640.00 353.00 111.00 0.00 62.00 167.68 b 550.00 1089.00 1505.50 8169.68
1936 1924.00 1930.05 a 1104.00 746.50 103.50 76.00 0.00 5.00 116.00 590.50 1037.50 1311.50 8944.55
1937 1858.00 1454.00 1158.00 602.50 216.00 81.00 5.50 0.00 165.00 581.50 1027.00 1474.00 8622.50
1938 1550.00 1205.00 830.50 538.00 298.50 34.50 0.00 4.50 100.50 288.50 986.50 1351.50 7188.00
1939 1355.50 1459.50 1047.50 628.50 107.50 40.50 1.50 20.00 112.00 492.00 819.50 1114.50 7198.50
1940 1797.00 1268.00 1219.50 623.50 300.70 a 41.00 11.50 55.50 141.00 332.00 1093.00 1354.00 8236.70
1941 1456.50 1386.00 1117.50 403.00 126.50 76.50 16.50 19.50 133.00 437.00 859.00 1169.00 7200.00
1942 1440.50 1271.00 906.50 378.50 296.50 63.00 12.50 29.50 272.50 498.00 918.50 1564.00 7651.00
1943 1775.50 1303.50 1217.50 556.00 330.00 75.50 2.00 13.00 261.00 499.00 1098.00 1278.50 8409.50
1944 1172.00 1245.50 1209.50 681.00 172.50 48.50 8.00 29.00 127.50 415.00 798.00 1415.00 7321.50
1945 1583.50 1265.50 763.00 604.00 398.50 148.50 24.50 13.50 222.93 a 497.50 960.50 1591.50 8073.43
1946 1519.00 1250.00 677.00 416.50 330.50 68.00 0.50 40.00 163.50 407.50 954.50 1303.50 7130.50
1947 1333.00 1444.07 a 1126.50 676.50 325.50 95.50 17.00 0.00 180.50 225.00 1142.00 1469.00 8034.57
1948 1704.50 1406.50 1138.00 402.50 254.00 42.00 2.50 13.00 74.50 461.00 871.50 1404.00 7774.00
1949 1576.50 1401.00 1068.00 523.45 a 134.00 16.00 1.00 12.50 217.50 353.00 808.00 1358.00 7468.95
1950 1692.50 1335.00 1236.00 788.50 288.00 71.00 13.50 62.00 130.50 355.00 1105.00 1660.50 8737.50
1951 1756.50 1344.50 1411.02 a 739.50 146.50 96.00 17.00 37.50 259.00 517.50 1212.00 1542.00 9079.02
1952 1635.50 1170.00 1239.00 532.00 275.50 21.50 7.50 25.50 162.50 660.00 912.00 1369.50 8010.50
1953 1496.00 1271.50 1048.50 739.50 255.50 34.00 9.50 3.50 g 142.00 281.58 a 798.50 1321.50 7398.08
1954 1647.50 894.44 a 1130.00 527.50 382.50 56.25 b 0.00 13.50 137.00 543.53 a 813.10 a 1338.68 a 7484.01
1955 1579.50 1414.50 1198.00 348.00 115.00 51.50 0.00 10.00 146.50 449.00 1176.50 1627.50 8116.00
1956 1652.50 1485.50 1231.00 691.50 241.00 23.00 7.50 35.50 202.00 282.74 b 962.00 1283.00 8097.24
1957 1699.50 1210.50 1067.00 560.00 259.50 30.00 a 0.00 20.50 200.00 548.00 1017.41 a 1230.50 7842.91
1958 1347.50 1413.50 1051.00 550.50 172.50 121.00 20.50 33.50 115.00 364.00 880.50 1537.50 7607.00
1959 1715.00 1450.00 1043.00 531.00 176.50 34.00 14.50 7.00 177.50 638.00 1217.50 1111.50 8115.50
1960 1472.50 1352.50 1416.50 559.00 221.00 56.50 9.50 6.00 189.00 455.00 863.00 1446.00 8046.50
1961 1562.50 1120.00 1011.00 757.50 306.50 48.50 6.00 14.00 183.21 b 420.50 976.50 1597.69 e 8003.91
1962 1719.98 a 1404.87 e 1284.00 678.00 174.50 72.00 31.00 a 14.00 271.61 b 440.50 845.00 1384.67 a 8320.13
1963 1912.00 1403.00 983.00 522.00 293.50 25.50 3.50 42.50 105.50 210.50 788.00 1686.50 7975.50
1964 1354.50 1165.00 1006.00 f 541.00 154.00 77.00 9.50 105.50 226.00 416.00 h 0.00 z 1607.00 5239.50
1965 1755.24 b 1553.50 1527.50 740.50 224.00 38.00 11.00 65.50 0.00 z 495.50 983.00 1206.00 8599.74
1966 2006.00 1478.00 956.50 732.00 441.00 65.00 8.00 84.00 210.00 597.50 1047.00 1467.00 9092.00
1967 1579.50 1531.00 1095.50 618.00 429.35 a 35.50 49.00 77.50 209.50 591.00 1029.50 1360.50 8605.85
1968 1593.50 1447.50 885.50 552.50 373.50 88.50 23.00 53.00 205.50 485.00 942.50 1482.50 8132.50
1969 1826.50 1371.50 1378.50 575.00 256.50 178.50 17.00 13.00 163.50 654.50 958.00 1463.50 8856.00
1970 1970.00 1457.56 a 1285.50 642.50 269.00 51.00 22.50 18.50 226.50 530.00 1023.00 1522.00 9018.06
1971 1846.50 1418.00 1209.00 596.50 342.00 23.00 36.00 35.50 183.50 387.00 957.50 1493.50 8528.00
1972 1866.00 1609.00 1199.50 731.00 215.50 88.50 45.50 72.50 228.50 680.50 1019.50 1691.00 9447.00
1973 1571.00 1290.00 814.00 646.00 365.00 36.50 8.50 17.50 204.50 380.50 913.50 1534.50 7781.50
1974 1710.50 1393.00 1101.50 590.00 358.00 103.00 5.00 54.50 298.00 522.50 967.00 1337.00 8440.00
1975 1609.00 1443.50 1410.50 838.00 228.50 68.50 27.00 14.00 285.00 463.00 861.50 1407.50 8656.00
1976 1632.00 1110.50 1070.00 461.50 274.00 41.50 8.50 31.00 237.50 692.50 1171.00 1712.00 8442.00
1977 2086.00 1230.50 881.50 399.00 74.00 38.50 6.00 74.50 135.50 598.00 1024.50 1590.50 8138.50
1978 1930.50 1624.00 1247.50 613.00 226.50 64.00 23.50 36.50 105.00 557.00 1054.50 1683.50 9165.50
1979 2088.50 1689.00 1258.00 742.50 369.00 69.00 6.00 53.50 162.50 557.50 1003.50 1274.00 9273.00
1980 1575.50 1483.00 1266.50 598.00 231.50 62.00 7.50 31.50 236.00 672.00 893.50 1445.00 8502.00
1981 1502.50 1189.50 908.00 486.50 285.00 47.50 19.00 20.00 210.00 635.50 845.00 1560.50 7709.00
1982 1996.00 1469.50 1144.50 747.50 174.00 120.00 0.50 52.00 220.00 487.00 1049.50 1251.00 8711.50
1983 1486.50 1174.00 1067.50 778.50 366.50 87.00 4.50 0.00 a 210.00 539.00 935.00 2018.00 8666.50
1984 1660.00 1159.00 1331.00 587.00 333.00 12.50 21.00 13.00 262.50 465.00 975.50 1462.50 8282.00
1985 1748.92 a 1439.50 919.00 480.00 125.50 121.00 2.50 69.50 258.50 588.50 1260.50 1865.50 8878.92
1986 1568.00 1445.50 1042.00 497.50 231.50 30.50 8.50 75.00 185.00 517.00 1182.00 1344.00 8126.50
1987 1458.00 1005.00 897.00 460.50 148.50 31.00 10.50 66.00 145.00 698.00 839.50 0.00 z 5759.00
1988 1808.00 1572.50 990.00 609.50 90.00 9.00 4.50 30.50 137.50 683.00 983.50 1455.00 8373.00
1989 1375.50 1568.00 1213.00 616.00 274.50 82.50 0.00 15.50 183.50 479.50 1128.00 1770.00 8706.00
1990 1218.00 1197.50 912.00 619.00 312.00 40.50 7.50 8.00 140.50 536.50 834.50 1553.00 7379.00
1991 1742.00 1163.50 991.00 506.50 237.00 6.00 11.00 14.00 238.50 600.00 1260.50 1368.00 8138.00
1992 1358.50 1105.00 1017.00 698.50 205.50 67.00 63.00 66.50 208.50 562.00 1038.50 1420.00 7810.00
1993 1703.00 1433.00 1220.00 673.50 269.50 78.00 2.50 23.50 302.50 581.00 1052.50 1398.00 8737.00
1994 1901.50 1570.00 984.50 607.50 210.00 28.50 12.00 55.00 119.00 412.50 847.50 1271.50 8019.50
1995 1516.50 1288.00 985.00 728.50 277.50 53.00 18.50 4.00 219.00 566.50 1172.50 1438.00 8267.00
1996 0.00 z 1411.00 1235.00 713.50 364.50 55.00 15.00 3.50 205.00 496.00 1221.50 1636.00 7356.00
1997 1759.00 1285.00 1102.50 677.50 405.50 7.00 27.50 26.50 114.50 500.00 1145.00 1213.00 8263.00
1998 1502.00 987.50 1089.00 470.00 89.00 102.50 5.50 0.00 70.00 444.00 841.50 1239.50 6840.50
1999 1693.00 1070.50 978.00 520.00 193.50 69.00 1.50 4.50 198.50 552.00 717.50 1308.00 7306.00
2000 1581.00 1123.00 765.50 558.00 183.00 64.00 19.00 2.50 174.00 403.00 1053.00 1832.50 7758.50
2001 1491.00 1587.50 1303.50 540.00 221.50 71.50 5.50 13.00 202.00 553.00 569.00 1168.00 7725.50
2002 1331.50 1196.50 1255.50 623.00 361.00 34.50 0.50 22.00 151.00 724.50 1024.00 1254.00 7978.00
2003 1616.50 1399.00 1093.00 554.00 261.50 55.00 5.50 8.50 227.50 513.50 1002.50 1302.00 8038.50
2004 1649.00 1356.00 905.50 488.50 267.50 81.00 16.00 95.00 75.50 486.00 837.50 1332.00 7589.50
2005 1582.00 1130.00 1100.00 417.00 320.00 1.50 9.00 16.00 90.00 448.50 871.00 1570.50 7555.50
2006 1203.00 1329.00 1042.00 421.50 245.50 34.00 3.00 1.50 233.00 633.00 894.50 1165.50 7205.50
2007 1471.50 1558.50 926.00 620.00 142.00 18.00 7.50 10.50 158.50 388.50 952.00 1563.50 7816.50
2008 1703.50 1486.50 1164.50 685.50 299.00 19.50 0.00 14.00 126.00 536.00 939.50 1645.00 8619.00
2009 1834.50 1255.00 1061.00 584.50 248.50 93.50 39.50 51.00 76.50 712.50 718.50 1551.00 8226.00
2010 1796.50 1503.00 923.00 347.00 259.50 32.00 0.00 11.00 196.50 446.00 954.00 1612.50 8081.00
2011 1777.50 1401.00 1182.50 635.00 274.50 46.00 0.00 6.50 217.00 451.00 851.38 a 1253.00 8095.38
2012 1351.50 1123.00 565.50 518.00 141.00 34.00 0.00 51.50 215.00 612.00 884.50 1350.50 6846.50
2013 1537.00 1356.00 1278.50 37.00 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 4171.50
Period of Record Statistics
MEAN 1625.20 1336.86 1081.64 587.59 255.19 59.97 11.55 30.10 179.92 505.46 966.10 1445.61 8089.37
S.D. 208.75 182.08 171.44 112.82 89.82 37.42 12.22 25.51 59.24 123.03 133.88 186.64 641.49
SKEW -0.01 0.09 -0.15 -0.18 0.00 1.05 1.65 0.97 0.01 0.10 0.04 0.33 0.08
MAX 2088.50 1930.05 1527.50 838.00 468.32 200.50 63.00 105.50 318.00 856.12 1260.50 2018.00 9936.02
MIN 1172.00 894.44 565.50 314.50 74.00 1.50 0.00 0.00 70.00 210.50 569.00 1074.50 6208.50
NO YRS 98 99 98 98 98 98 98 97 97 97 96 97 92