HIBBING CHISHOLM HIBBING AP,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(213730)

File last updated on Apr 6, 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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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
1962 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 51.00 60.00 60.00
1963 38.00 39.00 71.00 a 75.00 84.00 90.00 90.00 89.00 a 81.00 87.00 61.00 41.00 90.00
1964 42.00 47.00 49.00 75.00 93.00 91.00 94.00 88.00 78.00 77.00 63.00 31.00 94.00
1965 33.00 36.00 39.00 82.00 79.00 84.00 93.00 90.00 78.00 69.00 64.00 38.00 93.00
1966 23.00 43.00 49.00 61.00 81.00 92.00 91.00 87.00 80.00 82.00 51.00 37.00 92.00
1967 36.00 35.00 68.00 65.00 76.00 85.00 91.00 87.00 81.00 77.00 49.00 41.00 91.00
1968 44.00 41.00 66.00 79.00 74.00 84.00 86.00 87.00 81.00 73.00 50.00 33.00 87.00
1969 30.00 38.00 50.00 68.00 89.00 85.00 91.00 87.00 83.00 75.00 62.00 40.00 91.00
1970 34.00 46.00 47.00 77.00 85.00 89.00 92.00 91.00 85.00 80.00 55.00 40.00 92.00
1971 24.00 44.00 46.00 69.00 79.00 87.00 89.00 88.00 89.00 69.00 53.00 33.00 89.00
1972 33.00 31.00 47.00 67.00 88.00 87.00 86.00 88.00 73.00 70.00 49.00 28.00 88.00
1973 48.00 42.00 a 56.00 70.00 77.00 86.00 91.00 91.00 79.00 74.00 47.00 33.00 91.00
1974 35.00 40.00 47.00 77.00 76.00 85.00 94.00 83.00 78.00 75.00 57.00 40.00 94.00
1975 33.00 44.00 50.00 59.00 83.00 84.00 94.00 87.00 73.00 80.00 72.00 35.00 94.00
1976 37.00 57.00 53.00 72.00 82.00 90.00 88.00 95.00 94.00 75.00 53.00 38.00 95.00
1977 29.00 47.00 59.00 85.00 90.00 87.00 91.00 76.00 73.00 67.00 57.00 g 36.00 91.00
1978 25.00 32.00 57.00 73.00 88.00 88.00 87.00 90.00 90.00 75.00 70.00 36.00 90.00
1979 26.00 37.00 47.00 63.00 79.00 86.00 88.00 85.00 87.00 67.00 56.00 43.00 88.00
1980 40.00 32.00 52.00 89.00 89.00 89.00 95.00 83.00 85.00 79.00 58.00 38.00 95.00
1981 44.00 52.00 63.00 66.00 79.00 77.00 90.00 82.00 85.00 65.00 62.00 37.00 90.00
1982 35.00 40.00 45.00 75.00 78.00 81.00 89.00 87.00 79.00 67.00 54.00 51.00 89.00
1983 33.00 38.00 46.00 70.00 76.00 88.00 95.00 93.00 91.00 75.00 52.00 26.00 95.00
1984 40.00 f 49.00 47.00 68.00 80.00 80.00 88.00 94.00 87.00 73.00 54.00 41.00 94.00
1985 38.00 48.00 56.00 79.00 84.00 83.00 91.00 84.00 78.00 66.00 47.00 33.00 91.00
1986 46.00 31.00 60.00 70.00 92.00 89.00 89.00 84.00 76.00 71.00 51.00 38.00 92.00
1987 42.00 47.00 64.00 87.00 84.00 93.00 91.00 88.00 82.00 76.00 58.00 34.00 93.00
1988 35.00 44.00 a 46.00 73.00 89.00 93.00 98.00 89.00 75.00 74.00 51.00 53.00 98.00
1989 44.00 35.00 54.00 72.00 81.00 87.00 88.00 90.00 80.00 77.00 44.00 ----- z 90.00
1990 42.00 45.00 ----- z 82.00 76.00 85.00 92.00 87.00 80.00 65.00 69.00 46.00 92.00
1991 35.00 50.00 53.00 81.00 86.00 86.00 91.00 91.00 80.00 71.00 52.00 41.00 91.00
1992 37.00 40.00 56.00 a 66.00 83.00 85.00 80.00 88.00 76.00 81.00 44.00 35.00 88.00
1993 43.00 45.00 61.00 65.00 a 82.00 90.00 81.00 91.00 73.00 80.00 44.00 37.00 91.00
1994 24.00 48.00 52.00 73.00 87.00 92.00 87.00 85.00 82.00 69.00 56.00 46.00 92.00
1995 34.00 a 40.00 57.00 57.00 86.00 97.00 96.00 87.00 86.00 82.00 a 40.00 a 32.00 97.00
1996 41.00 45.00 52.00 64.00 79.00 91.00 85.00 89.00 84.00 a 74.00 54.00 32.00 91.00
1997 38.00 44.00 55.00 64.00 82.00 85.00 87.00 88.00 83.00 79.00 45.00 43.00 88.00
1998 32.00 51.00 60.00 78.00 91.00 84.00 90.00 84.00 88.00 71.00 50.00 50.00 91.00
1999 41.00 45.00 57.00 79.00 88.00 89.00 90.00 a 87.00 85.00 73.00 70.00 45.00 90.00
2000 35.00 55.00 70.00 76.00 85.00 83.00 88.00 85.00 o 85.00 80.00 60.00 31.00 88.00
2001 36.00 29.00 49.00 80.00 82.00 91.00 89.00 93.00 84.00 75.00 67.00 45.00 93.00
2002 45.00 48.00 47.00 81.00 87.00 92.00 93.00 83.00 90.00 69.00 56.00 44.00 93.00
2003 47.00 37.00 67.00 79.00 79.00 86.00 91.00 92.00 90.00 83.00 49.00 39.00 92.00
2004 33.00 48.00 52.00 82.00 74.00 86.00 90.00 84.00 86.00 77.00 57.00 39.00 90.00
2005 33.00 50.00 59.00 a 81.00 78.00 91.00 91.00 91.00 86.00 79.00 57.00 39.00 91.00
2006 45.00 34.00 53.00 74.00 89.00 84.00 96.00 84.00 83.00 75.00 56.00 46.00 96.00
2007 35.00 43.00 72.00 k 75.00 84.00 86.00 92.00 87.00 87.00 71.00 51.00 33.00 92.00
2008 42.00 39.00 44.00 73.00 76.00 81.00 84.00 87.00 85.00 69.00 69.00 35.00 87.00
2009 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2010 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2011 26.00 60.00 51.00 68.00 82.00 86.00 92.00 85.00 87.00 79.00 54.00 44.00 92.00
2012 47.00 40.00 77.00 67.00 88.00 89.00 91.00 88.00 85.00 75.00 54.00 47.00 91.00
2013 45.00 43.00 52.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 52.00
Period of Record Statistics
MEAN 36.73 42.73 54.43 73.15 82.90 87.06 90.12 87.53 82.62 74.42 55.17 39.23 91.57
S.D. 6.71 6.88 8.07 7.41 5.07 3.83 3.58 3.53 5.16 5.19 7.57 6.66 2.59
SKEW -0.27 0.14 0.74 -0.05 0.08 -0.02 -0.50 -0.44 -0.15 0.06 0.45 0.68 0.36
MAX 48.00 60.00 77.00 89.00 93.00 97.00 98.00 95.00 94.00 87.00 72.00 60.00 98.00
MIN 23.00 29.00 39.00 57.00 74.00 77.00 80.00 76.00 73.00 65.00 40.00 26.00 87.00
NO YRS 48 49 47 48 48 48 48 47 48 48 48 48 42