JAMESTOWN MUNI AP, NORTH DAKOTA

Monthly Total Heating Degree Days

(324413)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 13.00 31.00 123.00 571.50 1055.50 1626.50 3420.50
1949 1888.00 1726.50 1303.00 558.00 298.50 105.00 18.27 c 34.00 297.00 649.50 874.00 1754.00 9505.77
1950 2334.50 1619.50 1371.23 a 978.50 501.50 116.50 56.00 99.00 241.50 552.00 1337.00 1728.50 10935.73
1951 1976.50 1495.50 1616.00 763.50 262.00 216.50 49.00 86.50 356.00 706.80 a 1307.50 1818.00 10653.80
1952 1934.50 1399.50 1435.50 539.50 348.00 76.00 22.00 54.00 187.50 705.50 1048.50 1503.00 9253.50
1953 1644.00 1283.00 1168.50 851.50 384.50 135.00 33.50 14.00 241.00 401.00 913.00 1419.50 8488.50
1954 2028.50 955.00 1295.50 743.50 466.50 139.00 28.50 24.00 296.00 647.50 919.50 1336.00 8879.50
1955 1661.00 1656.50 1422.50 489.50 240.00 107.50 10.50 20.50 304.50 550.00 1471.00 1845.50 9779.00
1956 1817.50 1678.00 1392.50 915.00 389.00 20.00 34.50 50.50 322.50 520.50 1071.50 1431.00 9642.50
1957 1929.50 1484.50 1180.50 706.00 354.50 130.00 5.00 57.00 312.00 613.50 1080.50 1324.00 9177.00
1958 1479.50 1491.50 1106.50 652.00 289.50 218.00 66.50 63.50 221.00 555.00 1081.00 1651.50 8875.50
1959 1875.50 1584.00 1012.50 675.00 418.50 78.50 10.50 27.00 286.50 797.00 1352.50 1232.00 9349.50
1960 1743.50 1575.00 1498.50 728.50 337.90 a 115.50 18.50 25.50 229.00 566.00 1061.00 1651.00 9549.90
1961 1682.50 1338.00 987.00 831.50 402.48 a 51.50 19.00 4.65 a 375.00 572.00 1090.50 1768.50 9122.63
1962 1814.50 1595.50 1333.00 737.50 363.00 97.50 31.50 30.00 307.50 517.00 940.00 1471.00 9238.00
1963 1946.50 1492.00 1010.50 678.00 389.50 38.50 4.50 28.50 135.00 301.50 983.00 1766.00 8773.50
1964 1530.50 1322.00 1440.50 648.50 284.50 123.00 4.00 119.50 353.00 603.50 1139.50 1915.50 9484.00
1965 2013.00 1563.50 1536.50 726.00 380.00 78.50 16.00 68.50 558.00 519.50 1139.50 1344.00 9943.00
1966 2174.00 1551.00 1065.50 863.50 425.00 117.00 1.00 95.50 243.50 615.50 1314.50 1578.00 10044.00
1967 1675.00 1596.50 1198.00 821.00 475.00 98.00 53.00 50.50 184.50 657.00 1097.00 1572.50 9478.00
1968 1771.50 1546.50 988.00 685.50 470.50 123.00 32.50 80.00 235.00 618.00 1031.50 1743.50 9325.50
1969 2085.50 1433.50 1525.50 634.50 346.00 214.50 21.00 1.50 211.50 775.50 999.00 1500.00 9748.00
1970 1942.50 1449.50 1436.50 777.00 390.50 39.50 8.50 22.50 259.50 646.00 1163.50 1716.50 9852.00
1971 2008.50 1487.50 1196.00 654.50 386.00 39.50 53.00 26.50 272.00 608.00 1136.79 b 1701.00 9569.29
1972 1927.00 1704.00 1254.50 763.50 260.00 78.00 38.50 51.00 304.00 747.00 1140.50 1826.50 10094.50
1973 1541.00 1276.00 898.00 686.50 292.00 62.50 5.00 2.00 290.00 480.50 1217.50 1673.00 8424.00
1974 1856.50 1465.50 1284.50 677.50 452.50 94.50 0.00 88.50 341.00 545.50 1078.50 1384.00 9268.50
1975 1611.50 1529.50 1361.00 937.00 303.50 89.50 9.50 30.00 302.50 533.00 1004.50 1505.00 9216.50
1976 1705.00 1247.00 1280.00 567.50 280.00 74.50 9.00 10.00 212.00 776.00 1230.50 1704.50 9096.00
1977 2089.50 1241.00 1022.00 451.00 102.00 29.00 11.00 120.00 253.50 578.00 1181.00 1775.50 8853.50
1978 2076.00 1634.00 1200.00 696.00 221.00 85.00 10.50 36.00 187.50 594.50 1278.00 1750.00 9768.50
1979 2153.00 1868.50 1384.00 924.00 504.00 91.50 7.00 58.00 158.50 675.00 1205.00 1319.50 10348.00
1980 1770.50 1531.00 1317.00 487.00 220.00 78.50 9.00 65.50 253.50 683.00 901.50 1519.00 8835.50
1981 1577.00 1215.00 955.00 563.50 317.00 97.50 12.50 8.50 240.50 625.00 889.00 1689.00 8189.50
1982 2221.50 1520.50 1266.00 757.00 282.00 174.00 3.00 68.00 287.00 588.50 1223.50 1332.50 9723.50
1983 1391.50 1152.00 1117.50 753.50 421.50 88.00 11.00 0.00 287.00 634.50 1068.50 2046.50 8971.50
1984 762.00 m 1170.00 1330.00 643.50 367.00 82.50 13.50 13.50 371.00 587.50 1102.76 a 1710.50 7391.76
1985 1831.67 b 1476.00 963.50 491.50 151.00 137.50 3.00 53.00 311.00 600.00 1447.00 1785.60 a 9250.77
1986 1447.00 1475.50 858.50 660.00 247.50 22.00 0.00 48.50 258.00 511.00 1233.50 1296.50 8058.00
1987 1354.00 1015.00 1103.00 344.50 130.00 19.00 6.00 51.00 118.97 a 614.50 864.00 1295.00 6914.97
1988 1729.00 1492.50 1054.00 600.50 160.00 9.50 1.50 25.00 231.00 665.50 1146.50 1504.50 8619.50
1989 1531.50 1659.50 1304.50 656.00 244.00 104.00 1.50 33.00 226.50 582.50 1146.50 1799.50 9289.00
1990 1297.00 1287.50 987.50 706.00 325.00 86.50 11.50 12.00 181.00 635.00 1007.50 1689.00 8225.50
1991 1755.00 1132.50 1074.00 561.00 243.50 20.00 9.00 1.50 266.50 746.50 1279.00 1362.50 8451.00
1992 1389.50 1156.00 979.00 739.50 271.50 154.00 69.00 103.00 281.00 649.00 1155.50 1731.00 8678.00
1993 1750.50 1486.00 1154.50 692.50 311.50 177.00 66.50 46.50 344.50 689.50 1161.00 1531.50 9411.50
1994 2079.00 1665.50 1042.50 680.50 190.00 35.00 29.00 64.00 160.00 517.00 985.50 1431.50 8879.50
1995 1677.00 0.00 z 1204.50 813.00 356.50 61.50 15.00 0.00 255.50 635.00 1265.00 1559.50 7842.50
1996 1939.00 1416.00 1403.50 810.00 359.50 61.00 14.00 12.50 253.50 640.50 1444.00 1815.50 10169.00
1997 1924.50 1326.50 1260.50 808.50 332.00 11.50 23.00 33.00 87.50 563.50 1204.00 1216.00 8790.50
1998 1651.50 1059.00 1230.50 460.50 217.50 163.50 12.50 4.00 170.50 584.00 1075.34 a 1456.00 8084.84
1999 1848.50 1256.50 1062.50 677.00 298.00 92.50 14.50 33.50 322.50 660.50 821.50 912.50 j 7087.50
2000 1696.00 1284.50 940.00 722.50 311.00 137.00 34.50 42.50 250.50 574.00 1248.00 1942.50 9183.00
2001 1549.00 1710.50 1236.50 660.50 253.68 a 117.00 13.50 26.50 226.50 698.50 807.50 1439.00 8738.68
2002 1465.50 1156.50 1450.00 784.50 497.00 65.00 20.00 56.50 226.50 940.50 1093.50 1424.00 9179.50
2003 1718.00 1609.00 1301.00 654.50 373.50 97.50 10.00 13.50 288.00 560.00 1272.50 1401.00 9298.50
2004 1916.00 1444.50 1091.00 665.50 459.50 157.50 55.00 125.50 216.50 636.00 951.00 1437.00 9155.00
2005 1821.50 1296.50 1138.00 527.07 a 401.50 41.50 21.50 39.50 156.50 564.00 996.50 1424.00 8428.07
2006 1243.50 1407.50 1122.00 499.50 291.00 51.50 4.50 14.50 297.00 765.50 1089.50 1288.00 8074.00
2007 1639.00 1654.50 1042.00 739.00 254.50 57.50 6.00 74.50 259.00 559.00 1062.50 1664.00 9011.50
2008 1788.50 1666.50 1225.00 747.50 412.50 120.50 10.50 30.00 259.50 612.50 1053.50 1856.00 9782.50
2009 1904.00 1550.50 1417.00 778.00 388.00 153.00 44.50 75.50 98.00 821.00 859.50 1749.50 9838.50
2010 1749.00 1583.00 993.50 493.00 340.50 62.50 17.10 b 28.00 295.00 519.00 1120.50 1714.50 8915.60
2011 1860.00 1531.50 1471.00 761.00 393.50 89.50 0.00 5.50 229.50 500.50 986.50 1276.00 9104.50
2012 1397.00 1260.50 737.00 564.00 250.00 39.00 0.00 33.00 241.00 711.00 1095.50 1598.50 7926.50
2013 1688.50 1425.00 1573.77 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 0.00 z 4687.27
Period of Record Statistics
MEAN 1773.70 1443.16 1209.38 685.36 329.52 92.91 19.42 42.32 254.64 616.50 1107.70 1583.13 9162.55
S.D. 235.79 192.87 194.09 127.86 92.58 50.05 18.07 31.70 75.35 99.29 151.13 199.67 700.14
SKEW -0.09 -0.44 -0.01 -0.18 -0.18 0.53 1.26 0.82 0.61 0.23 0.24 0.01 -0.26
MAX 2334.50 1868.50 1616.00 978.50 504.00 218.00 69.00 125.50 558.00 940.50 1471.00 2046.50 10935.73
MIN 1243.50 955.00 737.00 344.50 102.00 9.50 0.00 0.00 87.50 301.50 807.50 1216.00 6914.97
NO YRS 64 64 65 64 64 64 65 65 65 65 65 64 61