OWATONNA, MINNESOTA

Monthly Total Heating Degree Days

(216287)

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
1961 0.00 z 0.00 z 534.50 m 758.00 308.45 a 32.14 b 1.00 4.13 a 198.00 418.50 942.00 1232.50 f 2662.23
1962 1706.03 a 1416.00 1288.50 368.50 q 7.00 z 41.50 n 20.00 20.50 266.38 a 446.50 843.75 b 1396.00 7403.66
1963 1861.00 1419.00 938.50 526.50 305.00 32.50 6.00 41.50 136.00 208.50 810.00 1710.50 7995.00
1964 1362.00 1183.00 1235.00 590.50 169.50 66.50 5.00 58.00 204.50 505.50 884.00 1512.50 7776.00
1965 1651.50 1448.00 1422.00 654.50 150.00 14.00 2.50 38.00 310.00 445.50 945.50 1130.50 8212.00
1966 1890.50 1391.50 923.28 a 696.50 361.00 39.00 0.50 44.50 169.50 494.50 984.50 1393.00 8388.28
1967 1484.00 1464.50 991.00 532.50 369.50 17.50 34.50 51.50 159.00 524.00 968.50 1291.00 7887.50
1968 1520.50 1392.00 757.00 469.50 337.00 56.00 16.50 32.50 156.50 434.50 916.00 1439.00 7527.00
1969 1739.50 1286.00 1294.00 492.50 204.50 139.50 6.50 0.50 126.00 574.00 930.00 1405.50 8198.50
1970 1833.00 1354.50 1189.50 559.00 207.50 30.50 4.00 10.00 181.50 477.50 956.50 1450.00 8253.50
1971 1779.50 1333.50 1150.50 528.00 294.00 11.50 27.50 21.50 143.00 332.50 917.50 1403.50 7942.50
1972 1772.50 1511.00 1112.50 639.50 187.00 50.00 21.00 52.00 180.00 593.50 981.00 1629.00 8729.00
1973 1462.00 1213.50 762.00 608.50 299.00 13.50 1.00 10.00 169.50 337.50 907.00 1501.50 7285.00
1974 1608.50 1333.50 1051.00 519.50 326.00 70.50 0.50 39.00 236.00 437.50 918.00 1289.50 7829.50
1975 1554.50 1372.50 1320.00 779.50 181.50 57.00 17.00 1.00 254.50 385.50 866.00 1367.00 8156.00
1976 1596.00 1052.00 972.00 423.00 242.00 12.50 2.00 19.50 157.50 628.50 1135.00 1621.00 7861.00
1977 1992.00 1156.50 809.00 335.50 52.00 18.00 0.00 36.00 103.00 527.00 971.50 1545.50 7546.00
1978 1858.50 1573.50 1125.00 572.50 198.50 36.00 7.50 14.50 80.00 490.50 1026.00 1598.50 8581.00
1979 1977.00 1569.00 1175.50 684.50 303.50 35.50 0.50 30.50 106.00 502.50 955.50 1204.00 8544.00
1980 1528.50 1433.43 a 1176.00 509.00 173.00 28.50 0.00 7.00 116.50 585.00 824.50 1367.00 7748.43
1981 1401.50 1121.50 837.50 423.50 266.00 18.50 12.50 12.00 148.50 530.50 795.00 1476.00 7043.00
1982 1922.00 1346.00 1109.00 684.50 131.00 95.00 0.00 26.50 156.00 421.00 993.50 1193.50 8078.00
1983 1385.50 1095.00 960.50 713.50 312.00 57.50 0.00 0.00 155.50 483.00 901.00 1885.00 7948.50
1984 1572.00 1060.50 1251.00 555.50 285.00 8.00 6.50 3.00 200.00 394.50 940.00 1401.00 7677.00
1985 1677.00 1370.50 850.00 397.50 78.50 60.50 2.00 34.00 227.00 495.50 1195.00 1761.50 8149.00
1986 1475.00 1383.50 954.00 442.00 177.00 18.50 2.00 43.50 138.00 427.50 1089.50 1267.00 7417.50
1987 1329.50 912.50 825.50 359.00 107.50 12.50 3.00 39.00 94.50 608.00 789.50 1254.00 6334.50
1988 1686.00 1445.50 929.00 539.50 79.05 a 11.50 2.00 22.50 90.50 619.00 921.50 1358.00 7704.05
1989 1257.50 1505.50 1145.50 556.00 235.00 68.00 0.00 7.00 162.00 418.00 1041.50 1655.50 8051.50
1990 1163.50 1122.00 851.00 520.00 287.50 37.00 9.50 7.00 119.50 472.50 768.00 1478.00 6835.50
1991 1644.00 1074.00 893.00 459.50 217.00 4.50 4.50 9.50 208.50 508.50 1180.00 1304.50 7507.50
1992 1304.00 1060.00 953.50 631.00 180.50 59.00 45.00 62.00 144.00 506.50 1005.00 1368.50 7319.00
1993 1572.50 1391.00 1176.00 645.00 253.00 68.00 2.50 21.00 275.50 515.50 1004.00 1326.00 8250.00
1994 1853.50 1481.50 926.50 541.50 175.00 22.50 7.50 43.50 79.00 352.50 798.00 1216.00 7497.00
1995 1475.50 1225.50 929.00 678.00 267.00 42.00 9.50 1.50 202.00 489.50 1118.50 1445.00 7883.00
1996 1760.50 1420.50 1283.50 754.50 389.50 69.00 11.50 4.00 215.00 512.50 1227.50 1599.00 9247.00
1997 1743.50 1291.00 1112.00 708.50 421.50 13.50 32.00 34.00 124.00 491.50 1132.00 1214.00 8317.50
1998 1472.50 981.50 1131.00 502.00 101.00 107.00 0.00 z 0.00 73.50 460.00 841.00 1210.50 6880.00
1999 1666.50 1072.50 1000.50 548.50 222.00 90.00 1.50 0.50 211.50 550.00 703.00 1309.00 7375.50
2000 1558.78 a 1128.00 794.50 589.50 215.50 74.50 20.00 7.50 177.00 397.00 1043.50 1817.00 7822.78
2001 1442.57 b 1571.00 1275.00 549.50 227.50 72.00 9.00 12.50 200.50 541.00 565.50 1151.13 a 7617.20
2002 1302.50 1141.00 1259.00 635.50 382.00 44.50 0.50 17.50 142.50 712.50 1025.50 1270.00 7933.00
2003 1616.50 1390.00 1090.50 574.50 281.00 57.00 5.00 9.50 201.00 499.50 988.50 1287.50 8000.50
2004 1660.50 1314.50 935.50 537.00 320.00 89.50 16.00 98.50 81.00 514.00 847.50 1350.00 7764.00
2005 1585.50 1140.00 1110.50 485.00 369.50 7.00 9.50 0.00 z 87.00 463.00 880.00 1515.00 7652.00
2006 1201.00 1331.00 1051.00 433.50 262.00 35.00 2.00 1.50 242.00 628.00 881.50 1154.00 7222.50
2007 1454.00 1545.00 933.50 620.50 140.00 18.00 4.50 10.50 139.00 388.50 948.50 1543.50 7745.50
2008 1703.00 1528.50 1175.50 687.50 308.50 24.00 0.00 7.50 113.00 513.00 920.00 1626.00 8606.50
2009 1841.00 1280.50 1066.50 602.50 267.00 102.00 34.50 45.50 81.00 713.50 723.00 1525.00 8282.00
2010 1797.00 1459.00 911.00 368.50 270.50 33.50 0.00 6.00 200.50 426.00 937.00 1593.00 8002.00
2011 1730.50 1369.00 1178.00 646.00 291.50 54.00 0.00 3.50 221.00 418.50 826.50 1236.00 7974.50
2012 1343.50 1112.50 567.50 508.50 139.00 32.00 0.00 33.00 175.86 a 596.00 880.50 1317.50 6705.86
2013 1529.50 1374.50 1279.35 e 37.50 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 4183.35
Period of Record Statistics
MEAN 1602.02 1306.68 1046.88 564.25 241.73 44.43 8.35 22.66 164.22 488.76 934.50 1418.87 7849.41
S.D. 202.88 170.06 178.94 106.43 87.83 30.26 10.69 20.68 56.28 93.43 126.80 178.92 530.80
SKEW -0.13 -0.38 -0.21 -0.06 -0.16 0.90 1.68 1.19 0.33 -0.04 -0.04 0.55 -0.33
MAX 1992.00 1573.50 1422.00 779.50 421.50 139.50 45.00 98.50 310.00 713.50 1227.50 1885.00 9247.00
MIN 1163.50 912.50 567.50 335.50 52.00 4.50 0.00 0.00 73.50 208.50 565.50 1130.50 6334.50
NO YRS 52 52 52 51 51 51 51 51 52 52 52 51 48