MAPLE PLAIN, MINNESOTA

Monthly Total Heating Degree Days

(215136)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 198611
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
1893 624.00 u 1604.50 1343.00 808.00 359.00 19.00 0.00 40.00 214.50 535.00 1088.28 a 1689.50 7700.78
1894 1734.00 1444.00 962.50 519.00 278.00 12.50 0.00 10.50 155.00 525.50 1157.50 1221.50 8020.00
1895 1887.50 1550.00 855.50 f 404.50 258.50 28.00 20.50 24.00 164.50 702.00 1066.50 1389.00 7495.00
1896 1593.00 1310.50 1255.50 565.00 159.50 48.10 a 8.00 47.50 291.50 661.50 1357.00 1348.00 8645.10
1897 1790.00 1311.00 1332.00 607.50 292.00 124.50 4.50 33.50 81.50 415.00 1151.00 1585.00 8727.50
1898 1343.00 1305.00 969.50 588.00 234.05 a 39.00 e 6.20 a 11.37 a 134.00 624.00 1099.50 1626.00 7979.62
1899 1634.50 1639.50 1510.50 552.00 235.60 a 23.50 6.20 a 5.88 b 219.50 0.00 z 753.50 1392.00 7972.68
1900 1388.28 a 1619.00 1227.50 412.00 153.50 33.50 5.50 0.50 196.55 a 246.00 1123.50 1432.00 7837.83
1901 1596.00 1519.50 1157.33 a 509.00 214.93 a 59.00 1.50 10.50 226.50 444.85 a 1063.50 1579.50 8382.12
1902 1482.00 1367.00 919.50 617.50 231.50 94.50 9.19 d 39.78 a 237.00 516.00 903.50 1594.84 c 8012.31
1903 1605.44 e 1478.50 1011.93 c 604.14 a 225.30 c 91.07 b 24.80 a 59.50 g 264.50 516.67 d 1086.50 1707.00 8615.85
1904 1852.50 1763.30 a 0.00 z 745.50 252.00 64.50 17.50 65.00 196.00 499.50 827.00 1422.00 7704.80
1905 1839.00 1556.50 935.00 621.00 348.50 69.00 22.50 8.50 100.34 a 640.00 920.50 980.50 h 7060.84
1906 1433.23 a 1410.37 a 1344.50 265.00 l 288.00 44.50 11.88 a 0.00 q 103.97 a 345.50 h 0.00 z 1479.65 e 6116.11
1907 1848.00 1344.50 1080.50 845.00 563.00 74.50 1.50 40.50 104.00 i 0.00 z 964.82 b 1308.50 8070.82
1908 1455.00 1283.00 1129.50 551.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1412.00 5831.00
1909 1639.00 1372.50 1131.00 582.00 h 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 868.00 1661.50 6672.00
1910 1593.50 1547.00 704.14 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 305.00 p 1133.00 1469.00 6446.64
1911 1738.50 1257.50 0.00 z 171.00 o 137.50 h 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1336.74 b 4332.74
1912 2139.00 1503.86 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 305.00 v 1319.00 4961.86
1913 1667.00 1496.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 799.00 1126.50 5088.50
1914 1393.50 1631.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 154.00 341.00 909.00 1686.00 6114.50
1915 1669.50 1148.50 1175.50 317.00 385.50 112.22 c 40.30 a 90.50 199.50 481.53 a 933.00 1366.50 7919.56
1916 1801.00 1578.00 1223.50 671.00 343.58 a 136.55 a 0.00 c 54.00 238.50 587.00 977.50 1698.50 9309.13
1917 1862.50 1685.50 1226.00 690.00 334.00 109.00 13.50 43.00 207.00 841.50 823.00 1783.50 9618.50
1918 1968.50 1386.00 859.50 653.50 212.35 a 34.00 11.50 18.82 c 331.00 463.50 871.55 a 1187.00 7997.22
1919 1394.00 1151.50 f 1100.50 623.08 d 254.00 39.00 0.00 11.50 106.50 652.50 1198.45 a 1731.50 7111.03
1920 1854.00 1447.00 1099.50 797.00 213.38 a 56.00 4.00 12.83 b 86.67 c 309.00 1000.50 1335.50 8215.38
1921 1391.50 1162.50 979.50 444.00 216.00 22.00 0.50 8.02 b 115.18 b 439.17 a 1162.00 1420.00 7360.36
1922 1635.00 1564.00 1068.50 585.50 94.00 8.50 11.50 4.50 106.50 412.00 794.50 1501.95 a 7786.45
1923 1520.00 1582.50 1364.00 649.50 220.00 28.00 0.00 a 41.85 a 130.50 555.50 814.00 1150.50 8056.35
1924 1838.00 1267.50 1085.50 623.50 435.00 78.21 b 12.06 d 32.50 241.50 299.50 996.00 1792.50 8701.77
1925 1665.22 a 1251.70 a 951.00 376.00 353.00 65.36 b 17.64 b 6.64 c 116.90 a 862.50 1007.50 1550.00 8223.46
1926 1548.00 1194.50 1196.50 668.57 b 145.50 89.46 b 7.48 b 4.43 c 264.83 a 589.53 b 1149.50 1598.50 8456.81
1927 1631.50 1200.00 949.50 574.80 e 339.45 a 100.71 b 14.95 c 42.88 a 0.00 z 466.00 1090.00 1833.00 8242.79
1928 1544.00 1312.00 1020.93 a 760.50 157.67 b 86.40 e 1.50 0.00 z 0.00 z 345.50 p 895.00 1287.02 a 7065.02
1929 2015.00 1564.50 984.50 531.50 351.00 85.80 e 0.00 n 13.78 d 257.50 496.00 1117.50 1500.00 8917.08
1930 1879.00 1103.00 1054.50 471.00 198.50 27.69 d 3.50 2.58 a 177.86 b 578.50 909.50 1358.83 a 7764.47
1931 1281.50 978.00 1081.00 484.14 a 303.28 a 24.50 3.50 31.50 86.38 a 382.00 805.00 1143.00 6603.80
1932 1507.78 b 1370.00 1317.50 578.50 233.53 a 0.00 c 12.92 a 6.20 a 194.50 610.50 1079.50 1598.50 8509.43
1933 1381.00 1488.50 1085.00 618.50 236.93 c 17.00 0.00 c 4.65 a 76.50 585.00 1066.03 a 1548.00 8107.11
1934 1400.00 1317.00 1144.42 a 603.00 90.00 15.56 c 0.00 a 55.50 222.00 350.50 816.50 1605.00 7619.47
1935 1758.00 1142.50 998.50 653.00 325.00 110.36 b 0.00 52.50 179.50 563.50 1139.50 1536.50 8458.86
1936 1984.00 1963.50 1146.00 795.00 128.00 78.46 d 0.00 b 10.85 a 104.50 623.00 1100.50 1418.50 9352.31
1937 1953.00 1509.50 1230.50 657.50 220.21 b 94.00 2.14 b 0.00 183.50 635.00 1064.00 1558.50 9107.84
1938 1662.24 b 1274.50 918.00 593.79 a 323.36 b 32.50 0.00 3.50 139.50 358.00 1050.50 1430.00 7785.90
1939 1481.00 1625.04 a 1161.50 703.93 b 141.50 50.17 a 8.27 a 19.50 170.17 a 568.50 866.79 b 1212.74 b 8009.10
1940 1864.50 1367.00 1335.00 692.50 325.50 57.86 b 18.50 84.00 148.45 a 386.00 1160.00 1411.00 8850.30
1941 1557.00 1468.00 1196.50 448.00 138.98 a 74.00 14.00 20.00 174.00 476.00 886.50 1247.00 7699.98
1942 1424.00 1307.50 953.50 443.00 338.50 84.00 24.00 32.50 309.50 505.50 974.00 1576.50 7972.50
1943 1838.50 1358.00 1325.00 652.00 342.00 80.50 2.50 26.41 d 190.00 k 522.00 1122.50 1335.50 8604.91
1944 1231.50 1337.50 1252.00 723.50 212.50 53.50 7.00 40.50 161.50 463.50 849.00 1436.00 7768.00
1945 1640.50 1357.50 831.50 655.00 432.50 186.00 30.50 19.00 255.50 550.00 1027.50 1648.00 8633.50
1946 1597.50 1392.00 771.50 458.00 353.50 98.00 3.50 43.50 220.50 469.00 1003.50 1401.50 7812.00
1947 1379.50 1447.50 1164.05 a 725.50 398.00 111.00 15.50 4.50 213.50 239.00 1178.00 1498.00 8374.05
1948 1756.00 1501.50 1228.50 463.45 a 269.00 38.50 7.50 16.53 a 102.50 488.00 965.00 1492.13 a 8328.62
1949 1304.50 g 1517.70 a 1154.50 558.10 a 207.18 a 28.45 a 0.50 23.50 252.00 437.00 869.50 1436.50 6484.94
1950 1861.50 1400.50 1316.50 880.50 355.98 a 81.72 a 19.50 93.52 a 142.00 431.42 a 1173.00 1679.50 9435.64
1951 1801.50 1382.50 1411.50 739.00 180.32 a 119.50 16.00 58.00 316.00 553.87 a 1215.00 1668.26 d 9461.44
1952 1689.50 1250.00 1263.50 527.00 259.50 37.00 10.00 33.50 181.00 662.00 925.00 1318.50 8156.50
1953 1542.00 1355.00 1097.50 747.00 286.00 66.72 a 15.50 4.50 194.50 328.08 a 812.00 1375.50 7824.31
1954 1745.50 961.00 1174.00 592.00 407.65 a 49.44 c 4.50 16.50 196.55 a 579.18 a 841.00 1335.58 a 7902.91
1955 1638.50 1472.00 1268.50 370.50 148.36 c 44.46 b 1.50 f 7.00 198.50 484.12 a 1215.50 1716.07 c 8563.51
1956 1664.50 1495.00 1242.00 699.50 252.00 17.50 9.82 a 33.07 a 230.17 a 304.32 a 964.00 1295.50 8207.37
1957 1734.50 1296.00 1120.50 599.00 269.00 52.00 0.00 a 20.00 209.00 565.75 a 996.00 1270.00 8131.75
1958 1372.50 1429.00 1065.00 542.00 177.50 136.00 19.50 41.00 151.50 425.00 924.00 1572.00 7855.00
1959 1709.50 1370.50 996.50 558.50 198.00 43.00 10.50 3.50 192.00 680.50 1225.00 1145.50 8133.00
1960 1566.00 1410.00 1390.50 605.50 277.45 a 80.00 14.00 14.43 b 205.50 438.50 871.50 1429.00 8302.38
1961 1535.00 1108.00 927.50 757.00 318.50 38.50 6.00 13.00 236.00 438.13 a 955.50 1537.50 7870.63
1962 1771.00 1408.50 1167.50 664.50 158.62 a 58.00 9.50 3.00 205.86 a 392.50 814.50 1335.00 7988.48
1963 1854.50 1400.00 899.00 461.50 246.00 37.00 1.00 14.00 82.50 157.50 730.00 1678.50 7561.50
1964 1347.00 1151.50 1204.50 512.88 d 128.50 43.50 0.00 53.00 154.29 b 421.82 c 871.00 1588.00 7475.99
1965 1711.50 1480.50 1438.00 656.00 147.54 d 6.50 4.00 39.50 350.00 413.50 945.00 1155.27 a 8347.30
1966 1912.50 1388.00 856.00 699.44 c 319.50 29.50 0.00 42.50 168.00 492.38 a 1059.83 a 1467.50 8435.16
1967 1536.00 1533.50 1091.00 584.50 372.50 28.50 33.50 31.00 124.00 521.00 971.00 1313.00 8139.50
1968 1544.00 1461.00 759.50 470.17 a 329.63 a 57.00 6.50 27.50 140.00 426.50 933.50 1474.00 7629.31
1969 1750.00 1279.00 1279.00 455.50 202.00 129.00 5.00 0.00 115.50 566.00 917.00 1351.50 8049.50
1970 1840.00 1370.00 1232.50 574.50 213.50 14.00 1.50 9.50 194.00 486.00 1017.50 1488.50 8441.50
1971 1809.00 1332.50 1157.00 535.00 257.00 17.50 26.50 24.00 171.50 356.00 953.50 1460.00 8099.50
1972 1811.00 1566.00 1186.50 685.50 194.00 98.50 54.50 62.52 a 267.32 b 722.82 a 1022.00 1708.62 a 9379.27
1973 1585.65 a 1299.50 839.00 680.36 b 367.00 28.00 7.50 13.50 255.50 390.08 a 956.38 a 1555.50 7977.97
1974 1736.52 a 1454.50 1185.00 633.00 395.77 a 100.00 3.50 66.00 329.00 435.50 g 962.07 a 1322.00 8187.35
1975 1591.69 b 1418.00 1383.50 869.50 236.00 73.50 18.50 36.17 a 317.22 c 553.83 e 899.00 1513.50 8910.41
1976 1754.00 1204.00 1175.00 522.41 a 330.15 a 60.00 a 13.50 48.00 250.34 a 749.00 1175.50 1733.00 9014.91
1977 2092.00 1280.50 926.00 420.50 95.58 a 62.68 b 6.09 c 97.00 217.00 637.00 1078.50 1633.50 8546.35
1978 1950.50 1610.00 1133.10 b 660.00 273.66 b 103.39 b 51.48 c 24.00 g 156.50 577.00 1116.11 c 1685.88 a 9317.63
1979 2051.50 1654.50 1225.02 a 793.33 c 418.50 79.82 b 10.50 76.47 a 85.00 i 579.50 1006.50 1317.50 b 9213.14
1980 1604.25 c 1522.50 1282.00 566.54 d 246.45 a 88.39 b 5.00 29.50 232.00 658.50 933.75 b 1429.62 a 8598.50
1981 1502.50 1211.50 905.50 536.38 a 308.50 75.00 d 20.84 b 36.50 h 0.00 z 647.50 873.75 b 1511.77 a 7593.24
1982 2027.50 1452.00 1185.50 738.00 170.50 155.00 6.00 56.00 237.50 531.50 1134.50 1281.50 8975.50
1983 1456.00 1124.50 996.50 699.50 336.35 a 72.50 5.50 0.00 204.00 516.50 932.50 1910.00 8253.85
1984 1628.50 1089.00 1269.50 536.50 312.50 11.00 10.00 13.50 284.00 441.00 935.00 1465.50 7996.00
1985 1723.00 1420.50 908.00 0.00 z 126.50 131.50 4.13 a 59.00 238.00 565.00 1167.93 a 1808.00 8151.56
1986 1485.00 1390.50 968.50 0.00 z 150.00 l 19.50 0.00 44.50 192.00 0.00 z 1013.28 a 0.00 z 5113.28
Period of Record Statistics
MEAN 1668.50 1396.94 1120.15 605.48 263.75 63.03 10.10 29.32 193.32 507.39 995.24 1477.64 8259.21
S.D. 197.82 168.74 168.99 119.25 91.46 38.33 10.87 23.77 64.83 128.69 129.23 176.07 563.08
SKEW 0.09 0.06 -0.19 0.01 0.32 0.64 1.89 0.90 0.22 0.06 0.20 0.10 0.36
MAX 2139.00 1963.50 1510.50 880.50 563.00 186.00 54.50 97.00 350.00 862.50 1357.00 1910.00 9618.50
MIN 1231.50 961.00 704.14 317.00 90.00 0.00 0.00 0.00 76.50 157.50 730.00 1126.50 6603.80
NO YRS 92 93 88 85 86 87 85 82 82 82 90 92 66