JAMESTOWN STATE HOSP, NORTH DAKOTA

Monthly Total Heating Degree Days

(324418)

Base Temperature = 65 F

File last updated on Apr 4, 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
1881 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
1882 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
1883 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
1884 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
1885 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
1886 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
1887 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
1888 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
1889 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
1890 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
1891 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
1892 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
1893 493.00 y 1831.50 1533.00 885.00 395.00 38.00 16.50 41.00 245.00 691.00 1173.00 1805.50 8654.50
1894 1908.50 1515.50 1170.50 661.00 311.00 23.50 2.00 18.50 236.00 589.50 1155.50 1261.00 8852.50
1895 1972.50 1531.00 1202.00 398.50 242.50 h 0.00 z 17.50 j 22.00 198.50 698.00 1237.00 1510.00 8769.50
1896 1744.50 1357.00 1468.50 712.00 228.00 54.00 16.00 39.00 306.00 683.00 1627.50 1458.55 a 9694.05
1897 1819.70 a 1543.00 1103.00 l 427.50 i 323.50 187.50 36.00 74.50 119.50 464.00 1250.00 1639.50 7457.20
1898 1515.00 1377.00 1253.00 648.50 399.00 70.00 31.00 51.00 300.50 0.00 z 0.00 z 684.00 o 5645.00
1899 1792.50 1779.50 1669.00 819.50 466.50 113.00 23.50 10.00 k 0.00 z 0.00 z 0.00 z 0.00 z 6663.50
1900 1433.48 b 1688.50 1275.50 375.00 215.00 95.00 16.00 15.50 311.00 555.50 1330.86 a 1567.05 a 8878.39
1901 1849.15 a 1656.00 1233.50 608.50 174.50 139.50 14.00 52.00 361.00 495.50 962.50 f 1698.50 8282.15
1902 1626.50 1536.50 1137.00 793.00 309.50 216.00 30.00 74.50 342.00 662.00 1076.50 1799.50 9603.00
1903 1737.00 1780.00 1355.73 a 625.86 a 282.50 156.50 48.50 80.00 356.50 512.50 1169.50 1542.50 9647.10
1904 1922.50 1974.50 1369.50 767.50 311.50 120.00 72.00 67.50 304.50 529.50 852.00 1527.50 9818.50
1905 1964.50 1533.50 882.50 663.00 392.00 121.50 29.00 15.00 134.00 646.00 912.50 1438.00 8731.50
1906 1466.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 58.00 118.00 568.00 1145.17 a 1730.32 a 5085.49
1907 2104.00 1438.00 1180.00 853.00 575.00 116.50 16.50 64.00 377.00 657.00 1031.00 1316.00 9728.00
1908 1438.50 1464.50 1323.50 613.50 453.00 137.50 29.50 101.00 188.00 658.00 996.50 1606.50 9010.00
1909 1875.50 1547.50 1249.50 886.50 424.50 111.00 44.43 a 64.50 261.00 746.00 1082.00 1900.50 10192.93
1910 1761.50 1748.00 767.00 534.00 483.50 128.00 37.50 28.00 335.00 557.00 1188.50 1535.00 9103.00
1911 2083.50 1634.89 a 976.50 667.00 326.50 87.50 89.50 167.00 355.00 651.00 1426.00 1497.00 9961.39
1912 2172.50 1511.00 1519.50 631.50 348.50 206.50 47.00 108.50 443.00 664.50 954.00 1421.00 10027.50
1913 1917.00 1683.00 1492.50 546.72 a 453.00 79.50 48.00 19.50 290.50 801.50 931.50 1304.00 9566.72
1914 1550.50 1733.50 1197.00 739.00 260.00 92.00 7.50 88.00 158.00 442.00 977.50 1832.00 9077.00
1915 1861.00 1339.00 1245.00 457.50 415.50 202.00 86.50 86.50 301.50 557.00 1061.50 1535.00 9148.00
1916 2210.50 1679.00 1355.00 742.00 411.78 a 208.00 8.50 89.50 311.50 794.50 1106.00 1969.00 10885.28
1917 1994.00 1840.00 1332.00 851.00 441.23 a 175.00 28.50 68.50 309.50 709.50 g 934.00 1476.50 h 7973.73
1918 2141.00 1604.00 994.00 751.50 466.00 121.50 40.19 d 29.00 366.00 429.02 c 1000.50 1366.50 9309.20
1919 1382.50 1518.50 1369.50 655.00 312.00 86.25 b 0.50 27.50 140.00 894.50 1412.50 1737.00 9535.75
1920 1822.00 1520.50 1177.50 918.10 a 302.50 107.50 15.50 32.00 155.00 459.00 1056.00 1577.50 9143.10
1921 1492.50 1222.50 1202.50 620.50 281.00 46.00 1.50 30.00 170.69 a 472.50 1283.50 1453.50 8276.69
1922 1684.85 a 1707.00 1124.50 653.79 a 249.50 45.50 36.50 19.63 a 166.00 604.50 969.50 1675.00 8936.28
1923 1664.18 a 1658.16 c 1498.85 a 763.97 a 335.50 61.50 28.00 149.00 231.00 616.00 843.10 a 1296.83 a 9146.10
1924 1825.00 1291.06 c 1132.50 713.50 527.50 195.00 65.50 131.50 440.00 492.00 1118.00 1944.22 a 9875.77
1925 1779.50 1386.00 1169.00 557.00 365.50 105.50 52.00 27.00 261.00 1004.50 1136.00 1554.65 a 9397.65
1926 1544.12 b 1241.00 1249.00 736.00 247.00 165.00 39.00 94.00 489.50 883.50 1461.00 1821.50 9970.62
1927 1741.00 1482.96 a 1103.00 730.50 540.50 154.50 47.00 88.50 312.00 586.50 1312.00 2086.30 a 10184.76
1928 1610.97 a 1369.73 a 1183.50 879.00 244.50 186.00 23.00 90.00 348.00 678.50 1027.50 1347.00 8987.70
1929 2191.50 1789.50 1072.50 713.00 499.50 151.50 21.50 24.50 436.50 649.45 a 1241.90 a 1688.50 10479.85
1930 2063.50 1232.00 1202.00 562.50 432.93 b 86.00 12.50 20.50 269.50 701.00 1056.00 1412.00 9050.43
1931 1362.50 1043.00 1214.00 680.50 425.50 65.00 34.00 75.00 186.00 507.50 1009.00 1412.00 8014.00
1932 1700.50 1491.00 1422.50 640.34 a 333.77 a 9.00 30.50 20.00 273.50 779.00 1149.00 1584.00 9433.11
1933 1639.00 1586.00 1120.00 782.00 327.00 22.00 15.50 33.00 139.00 710.00 1115.50 1756.67 a 9245.67
1934 1489.50 1300.44 a 1180.50 675.00 164.00 73.50 17.00 117.28 a 400.00 491.00 942.50 1600.50 8451.23
1935 1874.00 1089.50 1165.00 827.00 489.00 130.50 0.00 97.50 255.50 649.00 1437.50 1668.00 9682.50
1936 2239.50 2248.50 1185.00 888.50 166.00 67.50 0.00 18.50 222.41 a 784.50 1178.00 1561.00 10559.41
1937 2311.50 1783.00 1414.50 847.76 a 257.00 103.50 6.00 0.50 238.50 622.00 1196.00 1668.50 10448.76
1938 1763.38 a 1582.00 c 935.68 a 610.00 408.00 88.00 2.58 a 10.33 a 132.50 422.00 1215.50 1418.50 8588.48
1939 1576.50 1815.50 1206.00 724.50 168.50 138.00 3.10 a 25.50 248.00 723.00 821.50 1123.00 8573.10
1940 1889.45 a 1426.18 a 1261.00 731.50 274.50 59.00 0.50 63.03 a 126.00 396.00 1240.50 1370.50 8838.16
1941 1687.50 1503.00 1210.00 549.50 187.50 98.04 b 29.50 22.73 a 257.50 572.00 1027.50 1279.50 8424.27
1942 1408.50 1381.50 1015.50 556.50 413.33 a 119.50 21.00 27.00 347.00 541.00 1030.50 1673.00 8534.33
1943 2013.50 1378.50 1417.00 588.10 a 451.50 141.50 0.00 16.50 255.50 500.00 1068.50 1304.58 a 9135.19
1944 1300.50 1565.50 1399.00 716.90 a 213.90 a 94.50 16.00 49.00 221.38 a 484.50 1040.50 1494.50 8596.18
1945 1626.00 1396.50 916.00 749.50 489.00 215.50 45.47 a 22.22 a 326.00 626.50 1269.50 1848.00 9530.18
1946 1743.00 1568.50 911.00 480.52 a 438.65 a 102.00 5.00 68.00 281.50 704.50 1127.50 1575.00 9005.17
1947 1447.50 1528.50 1247.00 725.69 a 433.00 138.00 17.00 16.02 a 271.00 361.00 1233.10 a 1609.50 9027.31
1948 1758.00 1654.50 1441.50 655.00 293.50 83.28 a 9.00 21.18 a 110.50 562.00 1043.00 1602.00 9233.46
1949 1845.50 1688.00 1266.50 506.38 a 262.47 a 0.00 z 13.50 28.50 261.50 595.50 846.00 1705.52 a 9019.36
1950 2306.00 1570.07 a 1345.00 934.00 444.00 69.50 26.00 81.00 204.00 526.50 1272.00 1701.50 10479.57
1951 1929.00 1468.44 a 1572.00 734.00 219.50 178.00 31.50 58.00 317.50 673.00 1263.50 1783.00 10227.44
1952 1912.50 1373.36 a 1417.22 a 526.03 a 304.50 54.50 15.00 28.50 155.50 661.00 1016.00 1463.50 8927.61
1953 1589.00 1273.50 1150.50 823.50 352.00 108.00 17.00 3.00 200.00 351.50 876.00 1378.00 8122.00
1954 1981.00 928.15 a 1239.00 711.00 431.00 112.00 27.00 21.70 a 253.50 608.00 871.50 1299.00 8482.85
1955 1610.00 1623.48 a 1368.00 439.50 205.50 95.00 10.69 b 11.50 241.50 509.00 1415.50 1793.50 9323.17
1956 1761.00 1639.00 1297.87 a 867.50 308.97 a 8.50 16.50 35.00 288.50 460.35 a 1025.50 1397.50 9106.18
1957 1893.00 1470.52 a 1149.14 b 696.00 329.63 a 95.50 0.00 a 41.00 254.50 600.50 1043.50 1281.00 8854.29
1958 1435.00 1432.15 a 1089.98 c 611.00 249.50 192.22 c 50.50 41.69 b 179.00 529.50 1064.50 1617.17 a 8492.21
1959 1844.50 b 1533.00 996.50 656.50 384.00 48.50 5.50 10.50 246.50 764.50 1301.50 1213.65 a 9005.15
1960 1705.52 a 1546.00 1440.97 b 692.00 306.00 93.50 12.50 13.50 205.00 559.50 1046.00 1620.50 9240.98
1961 1653.00 1316.00 964.00 811.50 390.50 35.50 23.50 4.00 341.50 542.00 1041.50 1710.68 a 8833.68
1962 1786.00 1559.60 c 1305.00 701.00 350.00 79.50 25.00 21.00 298.00 500.50 914.50 1447.50 8987.60
1963 1890.00 1445.50 953.00 639.00 355.00 34.50 1.50 27.50 117.50 281.00 945.00 1722.00 8411.50
1964 1490.50 1277.00 1375.00 619.00 240.50 117.50 3.00 109.00 329.50 570.00 1111.50 1874.50 9117.00
1965 1968.50 1513.50 1482.00 715.00 332.50 56.50 12.00 56.00 538.00 481.50 1089.50 1308.50 9553.50
1966 2127.00 1539.00 1047.00 834.00 392.00 105.50 0.50 95.00 230.50 596.50 1253.00 1545.00 9765.00
1967 1632.50 1572.00 1163.02 a 804.50 450.00 96.00 37.50 45.00 161.50 621.00 1068.50 1551.00 9202.52
1968 1741.50 1533.50 929.00 641.50 440.00 116.00 31.00 57.00 219.50 577.00 1022.00 1715.50 9023.50
1969 2051.68 a 1415.50 1476.50 616.00 298.00 186.50 19.00 6.00 181.00 745.00 977.50 1464.50 9437.18
1970 1909.00 1417.50 1428.00 745.00 346.00 40.50 1.50 14.50 236.00 602.50 1139.00 1675.00 9554.50
1971 1972.50 1461.00 1162.00 591.50 356.00 38.00 44.00 23.50 241.50 552.50 1085.00 1655.00 9182.50
1972 1876.00 1671.00 1212.00 730.50 237.50 76.50 36.50 36.00 239.00 653.00 1124.00 1797.00 9689.00
1973 1518.00 1248.00 886.00 641.00 276.00 59.00 4.50 2.50 249.00 450.00 1197.50 1667.00 8198.50
1974 1860.00 1410.00 1236.00 647.00 381.00 82.76 a 0.50 59.00 276.50 496.50 1077.00 1368.00 8894.26
1975 1563.00 1496.50 1318.50 912.00 274.00 81.50 8.50 26.50 278.00 514.50 975.50 1483.00 8931.50
1976 1691.50 1188.00 1214.50 550.50 253.50 49.00 5.50 7.00 190.86 a 736.25 a 1211.00 1663.00 8760.61
1977 2054.00 1200.00 994.50 417.50 85.50 26.00 3.00 90.00 232.50 580.96 d 1143.50 1762.50 8589.96
1978 2037.00 1621.50 1180.50 675.50 206.00 72.50 9.50 23.50 151.50 545.00 1225.00 1727.50 9475.00
1979 2098.00 1832.96 a 1338.00 896.50 490.83 a 85.86 a 1.00 46.50 135.52 a 618.50 1161.50 1279.78 a 9984.96
1980 1737.50 1491.50 1297.00 453.50 190.13 a 44.00 0.50 32.50 241.50 633.43 a 881.00 1489.00 8491.57
1981 1522.00 1178.00 903.00 484.20 e 272.50 80.00 10.50 7.23 a 247.00 568.50 860.50 1650.50 7783.93
1982 2227.50 1496.50 1263.00 723.50 257.00 141.50 0.00 54.00 265.50 620.00 1252.00 1375.00 9675.50
1983 0.00 z 1132.50 1121.00 762.00 395.00 77.50 7.00 0.50 314.00 680.50 674.50 l 2030.50 6520.50
1984 1642.50 1169.00 1321.50 659.50 379.00 63.00 5.50 17.00 363.00 619.00 1125.50 1747.50 9112.00
1985 1863.00 1498.50 1023.50 537.50 187.00 187.50 12.00 110.00 395.50 644.00 1497.00 1826.93 a 9782.43
1986 1507.50 1509.50 895.50 701.50 279.00 28.50 3.00 93.50 348.50 595.50 1303.50 1398.00 8663.50
1987 1441.00 1068.50 1173.00 409.00 157.00 33.50 16.50 73.37 a 159.00 679.50 922.00 1321.50 7453.87
1988 1780.00 1539.50 1106.00 586.00 151.00 6.72 a 1.00 28.00 201.50 660.50 1134.50 1469.00 8663.72
1989 1562.00 1656.50 1319.50 634.00 233.50 78.00 0.00 26.50 213.00 560.00 1138.50 1769.50 9191.00
1990 1267.50 1270.00 973.00 657.00 305.00 65.00 11.00 17.50 160.50 591.00 1002.50 1659.50 7979.50
1991 1721.50 1108.00 1043.00 539.00 235.00 12.50 6.00 0.50 227.50 693.00 1257.00 1347.50 8190.50
1992 1388.00 1138.00 962.00 695.00 209.00 124.50 79.50 86.50 222.00 630.00 1152.00 1706.50 8393.00
1993 1745.00 1489.00 1127.50 675.00 286.50 168.50 65.00 36.00 304.50 631.50 1173.00 1534.50 9236.00
1994 2107.50 1686.50 1019.50 640.50 180.00 26.00 25.50 47.00 154.00 504.50 990.00 1435.50 8816.50
1995 1690.50 1385.50 1206.50 784.50 348.50 51.00 15.00 0.00 242.00 660.50 1258.50 1603.00 9245.50
1996 1973.00 1439.50 1424.50 807.00 365.50 56.00 14.00 5.00 267.00 620.00 1447.00 1866.50 10285.00
1997 1941.50 1358.00 1275.50 826.00 310.00 12.00 21.00 37.50 107.50 536.00 1195.00 1226.50 8846.50
1998 1655.00 1061.00 1259.50 477.00 146.50 122.00 4.00 2.50 103.50 529.50 1053.00 1416.00 7829.50
1999 1798.00 1195.00 998.50 619.00 261.00 60.00 3.50 11.00 268.50 604.00 795.00 1245.50 7859.00
2000 1608.50 1213.00 899.50 647.50 226.50 100.50 22.50 20.00 210.00 555.50 1233.00 1921.50 8658.00
2001 1489.03 a 1695.50 1198.50 635.00 236.50 101.38 a 11.50 0.00 z 225.00 689.00 799.50 1436.00 8516.91
2002 1495.50 1146.50 1480.00 786.50 478.50 50.00 15.00 50.00 242.00 913.00 1055.50 1387.00 9099.50
2003 1702.50 1606.00 1312.50 624.50 343.00 89.00 8.50 8.00 253.00 520.00 1257.00 1379.50 9103.50
2004 1907.50 1454.00 1083.00 662.50 460.50 141.50 59.00 132.00 211.00 607.50 962.50 1409.00 9090.00
2005 1857.50 1278.00 1153.00 535.50 424.50 44.00 31.00 38.50 161.50 586.50 992.00 1441.00 8543.00
2006 1227.50 1424.50 1162.50 495.00 a 314.50 65.50 6.50 10.50 293.50 736.00 1067.50 1305.50 8109.00
2007 1668.50 1656.00 1046.50 760.00 266.00 66.00 6.50 67.00 252.50 551.00 1023.00 1641.50 9004.50
2008 1786.00 1686.50 1244.00 775.50 425.50 121.50 9.00 21.00 239.00 610.50 1057.00 1837.00 9812.50
2009 1931.00 1534.00 1451.00 791.50 411.00 140.50 40.00 72.00 94.50 800.00 857.00 1720.50 9843.00
2010 1764.00 1592.50 1037.00 488.00 364.00 59.00 3.00 20.50 299.50 504.00 1106.00 1704.50 8942.00
2011 1867.00 1519.50 1481.80 a 747.50 417.50 98.00 0.52 a 5.50 217.76 a 524.93 a 987.50 1295.50 9163.01
2012 1414.50 1289.50 769.50 576.50 268.15 a 55.00 2.00 33.50 245.17 a 724.00 1122.93 a 1596.00 8096.75
2013 1666.77 a 1483.48 a 1577.50 46.00 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 4727.75
Period of Record Statistics
MEAN 1766.23 1481.66 1209.52 675.80 329.44 95.74 20.52 44.47 251.63 603.55 1107.26 1566.38 9122.53
S.D. 235.92 210.92 185.08 124.33 100.95 51.12 19.65 35.50 84.36 115.60 159.87 198.98 664.07
SKEW 0.08 0.09 -0.06 -0.16 0.06 0.50 1.34 1.05 0.55 0.44 0.48 0.17 0.14
MAX 2311.50 2248.50 1669.00 934.00 575.00 216.00 89.50 167.00 538.00 1004.50 1627.50 2086.30 10885.28
MIN 1227.50 928.15 767.00 375.00 85.50 6.72 0.00 0.00 94.50 281.00 795.00 1123.00 7453.87
NO YRS 119 120 119 118 118 117 118 118 119 117 116 117 109