MANKATO, MINNESOTA

Monthly Total Heating Degree Days

(216007)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 198408
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
1954 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 911.00 h 0.00
1955 1507.24 b 1364.16 c 1121.00 311.50 94.00 46.50 0.00 4.13 a 133.00 441.00 1141.55 a 1608.50 7772.59
1956 1665.00 1445.50 1182.65 a 691.50 223.00 17.50 f 14.50 40.09 b 249.50 334.05 b 1001.00 1311.50 8158.29
1957 1708.50 1229.41 a 1061.75 a 528.00 241.00 32.50 0.00 17.05 a 202.50 499.00 925.00 1180.14 b 7624.84
1958 1266.87 a 1374.50 988.90 a 491.50 162.50 106.73 d 6.20 a 24.00 100.00 350.00 830.50 1521.67 b 7223.37
1959 1662.12 a 1382.00 942.50 490.00 169.00 25.00 6.50 5.50 157.50 611.50 1159.00 1061.00 7671.62
1960 1454.00 1310.50 1350.00 518.00 213.50 43.00 4.50 3.50 175.50 404.50 815.00 1368.50 7660.50
1961 1482.32 a 1079.50 920.50 708.10 a 281.50 23.00 0.50 4.00 187.50 369.00 913.00 1470.00 7438.92
1962 1648.50 1348.00 1180.00 617.50 132.50 42.50 10.00 1.00 193.50 378.00 751.00 1332.00 7634.50
1963 1815.00 1343.00 871.00 445.00 227.50 13.50 1.00 17.50 81.50 172.00 750.50 1620.50 7358.00
1964 1304.50 1121.00 1157.50 479.50 139.00 43.50 0.00 55.50 179.50 471.00 897.00 1515.50 7363.50
1965 1664.00 1439.00 1426.50 645.00 152.50 7.00 1.50 32.00 320.50 387.50 917.00 1111.00 8103.50
1966 1869.50 1356.00 813.50 653.50 301.00 24.50 0.50 46.00 163.00 461.00 986.50 1381.50 8056.50
1967 1481.00 1451.00 945.00 513.50 337.00 15.50 27.50 38.50 135.50 513.50 948.00 1267.50 7673.50
1968 1485.00 1362.50 0.00 z 410.00 306.00 45.50 7.00 20.00 143.50 409.50 903.50 1439.00 6531.50
1969 1705.00 1238.50 1276.50 450.50 181.00 116.00 2.50 0.00 101.50 558.50 907.50 1386.50 7924.00
1970 1824.00 1344.50 1199.00 549.50 190.50 21.50 2.50 5.50 170.00 470.00 951.00 1434.00 8162.00
1971 1737.00 1291.50 1085.00 477.50 253.00 11.50 24.50 18.50 152.00 355.00 900.00 1394.50 7700.00
1972 1748.00 1482.00 1081.50 612.00 165.00 45.50 16.00 40.50 154.00 554.00 941.00 1598.00 8437.50
1973 1425.50 1139.00 728.00 558.50 253.50 11.50 0.00 1.00 139.00 264.50 856.00 1446.50 6823.00
1974 1575.50 1253.50 976.50 457.50 273.00 44.50 0.50 33.00 200.00 381.00 879.50 1246.00 7320.50
1975 1505.00 1347.50 1250.00 711.00 139.00 33.00 11.50 2.00 205.00 351.00 820.50 1307.00 7682.50
1976 1527.00 1009.50 951.50 385.50 196.50 9.00 1.00 10.50 146.00 624.50 1120.50 1565.00 7546.50
1977 1981.00 1126.50 816.00 323.00 41.50 10.00 0.50 31.00 94.00 512.50 967.00 1523.50 7426.50
1978 1848.00 1509.50 1068.00 559.00 176.00 37.50 6.50 14.00 74.00 475.00 1013.50 1581.00 8362.00
1979 1980.50 1581.50 1168.00 686.00 314.50 41.00 0.00 34.00 103.50 512.50 975.50 1188.50 8585.50
1980 1478.50 1410.50 1141.50 500.00 184.00 24.00 0.00 13.00 121.50 592.50 824.50 1393.00 7683.00
1981 1437.50 1135.50 818.50 416.00 222.00 19.50 10.00 11.00 150.50 550.00 792.00 1489.50 7052.00
1982 1983.48 a 1380.50 1102.00 675.50 164.50 103.50 0.00 33.50 186.50 488.00 1080.50 1203.50 8401.48
1983 1389.00 1090.00 955.00 665.50 255.00 54.00 0.00 0.00 a 140.17 a 431.86 b 858.00 1889.50 7728.03
1984 1560.00 1045.50 1172.00 0.00 z 0.00 z 0.00 z 1.50 q 18.00 0.00 z 0.00 z 0.00 z 0.00 z 3795.50
Period of Record Statistics
MEAN 1623.95 1299.72 1060.34 535.50 206.52 37.53 5.35 19.14 157.25 445.60 925.02 1408.08 7719.11
S.D. 197.44 148.35 169.35 114.30 68.96 28.67 7.40 15.79 51.66 104.31 107.14 177.71 428.71
SKEW 0.26 -0.32 0.03 -0.09 -0.12 1.53 1.64 0.52 0.97 -0.42 0.52 0.27 0.22
MAX 1983.48 1581.50 1426.50 711.00 337.00 116.00 27.50 55.50 320.50 624.50 1159.00 1889.50 8585.50
MIN 1266.87 1009.50 728.00 311.50 41.50 7.00 0.00 0.00 74.00 172.00 750.50 1061.00 6823.00
NO YRS 30 30 29 29 29 28 29 30 29 29 29 29 27