MORTON sta,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(416074)

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1935 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1936 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1938 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1939 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1940 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1952 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1953 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1954 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1955 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1956 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1957 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1958 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1959 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1960 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1961 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1962 ----- z ----- z ----- z ----- z ----- z ----- z 98.00 99.00 94.00 89.00 80.00 73.00 99.00
1963 75.00 81.00 87.00 89.00 97.00 96.00 100.00 96.00 93.00 90.00 80.00 72.00 100.00
1964 72.00 62.00 80.00 90.00 99.00 99.00 103.00 103.00 96.00 a 89.00 82.00 77.00 103.00
1965 75.00 75.00 79.00 98.00 97.00 100.00 99.00 98.00 95.00 93.00 81.00 73.00 100.00
1966 68.00 70.00 84.00 86.00 95.00 97.00 101.00 104.00 90.00 86.00 85.00 76.00 104.00
1967 79.00 80.00 91.00 91.00 96.00 99.00 97.00 101.00 94.00 d 94.00 85.00 ----- z 101.00
1968 ----- z ----- z ----- z 84.00 96.00 105.00 ----- z 91.00 s 92.00 89.00 80.00 71.00 105.00
1969 79.00 73.00 76.00 84.00 94.00 101.00 99.00 101.00 90.00 90.00 78.00 75.00 101.00
1970 80.00 82.00 77.00 a 85.00 92.00 101.00 103.00 102.00 100.00 84.00 80.00 79.00 103.00
1971 77.00 76.00 91.00 91.00 ----- z 92.00 101.00 89.00 d 91.00 85.00 80.00 76.00 101.00
1972 79.00 81.00 85.00 94.00 93.00 101.00 98.00 97.00 90.00 88.00 73.00 70.00 101.00
1973 68.00 70.00 73.00 82.00 a 95.00 101.00 d 102.00 j 103.00 98.00 96.00 85.00 d 78.00 103.00
1974 80.00 77.00 88.00 93.00 104.00 a 104.00 l 99.00 a ----- z ----- z 85.00 77.00 69.00 104.00
1975 82.00 75.00 a 82.00 89.00 91.00 102.00 96.00 96.00 90.00 88.00 85.00 77.00 102.00
1976 70.00 80.00 84.00 87.00 94.00 104.00 94.00 101.00 91.00 86.00 77.00 72.00 104.00
1977 63.00 77.00 80.00 84.00 100.00 105.00 99.00 99.00 ----- z ----- z 79.00 a 75.00 105.00
1978 68.00 67.00 83.00 91.00 99.00 105.00 105.00 99.00 94.00 89.00 79.00 74.00 105.00
1979 71.00 82.00 80.00 89.00 92.00 a 100.00 101.00 97.00 101.00 97.00 74.00 71.00 101.00
1980 74.00 80.00 78.00 88.00 b 92.00 a 106.00 a 103.00 99.00 97.00 87.00 85.00 ----- z 106.00
1981 73.00 81.00 a 81.00 a 88.00 94.00 109.00 a 99.00 91.00 94.00 86.00 82.00 76.00 109.00
1982 71.00 80.00 83.00 89.00 94.00 98.00 96.00 100.00 95.00 87.00 82.00 73.00 100.00
1983 69.00 70.00 80.00 85.00 91.00 98.00 103.00 101.00 101.00 89.00 76.00 69.00 103.00
1984 67.00 76.00 81.00 88.00 100.00 97.00 95.00 95.00 98.00 82.00 80.00 78.00 100.00
1985 70.00 72.00 79.00 87.00 97.00 97.00 98.00 100.00 96.00 88.00 78.00 71.00 100.00
1986 78.00 83.00 84.00 89.00 98.00 100.00 99.00 104.00 92.00 83.00 77.00 67.00 104.00
1987 73.00 77.00 76.00 94.00 89.00 100.00 102.00 98.00 91.00 91.00 80.00 77.00 102.00
1988 70.00 77.00 86.00 84.00 96.00 97.00 94.00 96.00 91.00 91.00 84.00 69.00 97.00
1989 69.00 85.00 92.00 98.00 b 102.00 99.00 103.00 101.00 93.00 91.00 81.00 72.00 103.00
1990 75.00 80.00 83.00 89.00 97.00 110.00 96.00 96.00 94.00 86.00 84.00 75.00 110.00
1991 67.00 75.00 ----- z 89.00 99.00 102.00 96.00 96.00 n 91.00 92.00 80.00 70.00 102.00
1992 63.00 76.00 80.00 92.00 94.00 96.00 105.00 97.00 95.00 91.00 77.00 74.00 105.00
1993 67.00 73.00 84.00 90.00 91.00 98.00 101.00 97.00 93.00 88.00 76.00 72.00 101.00
1994 76.00 76.00 85.00 86.00 94.00 110.00 103.00 104.00 96.00 93.00 83.00 72.00 110.00
1995 73.00 78.00 89.00 89.00 97.00 98.00 107.00 96.00 101.00 87.00 81.00 76.00 107.00
1996 71.00 83.00 82.00 96.00 102.00 103.00 98.00 96.00 89.00 91.00 84.00 74.00 103.00
1997 77.00 76.00 90.00 86.00 92.00 100.00 101.00 94.00 98.00 91.00 82.00 74.00 101.00
1998 73.00 76.00 86.00 b 91.00 101.00 109.00 107.00 97.00 99.00 91.00 82.00 73.00 109.00
1999 78.00 80.00 81.00 89.00 92.00 100.00 97.00 b 98.00 95.00 89.00 83.00 69.00 100.00
2000 80.00 81.00 81.00 93.00 107.00 99.00 101.00 99.00 102.00 99.00 74.00 72.00 107.00
2001 65.00 76.00 80.00 90.00 96.00 105.00 103.00 100.00 95.00 88.00 86.00 70.00 105.00
2002 76.00 79.00 86.00 93.00 97.00 100.00 101.00 103.00 95.00 88.00 77.00 70.00 103.00
2003 76.00 77.00 83.00 90.00 103.00 98.00 103.00 105.00 95.00 91.00 84.00 80.00 105.00
2004 72.00 77.00 86.00 84.00 97.00 104.00 100.00 99.00 96.00 83.00 78.00 75.00 104.00
2005 75.00 76.00 82.00 87.00 103.00 101.00 104.00 97.00 98.00 91.00 87.00 g 78.00 104.00
2006 79.00 78.00 85.00 94.00 101.00 103.00 103.00 101.00 91.00 91.00 86.00 77.00 f 103.00
2007 71.00 77.00 87.00 85.00 89.00 98.00 97.00 105.00 95.00 92.00 84.00 78.00 105.00
2008 72.00 80.00 85.00 89.00 98.00 104.00 99.00 101.00 90.00 89.00 84.00 80.00 104.00
2009 77.00 83.00 87.00 92.00 100.00 101.00 104.00 100.00 96.00 96.00 83.00 67.00 104.00
2010 71.00 68.00 87.00 87.00 96.00 106.00 94.00 101.00 100.00 89.00 81.00 81.00 106.00
2011 76.00 83.00 88.00 95.00 101.00 111.00 103.00 105.00 101.00 91.00 82.00 63.00 111.00
2012 76.00 76.00 88.00 99.00 98.00 105.00 100.00 106.00 97.00 87.00 m ----- z ----- z 106.00
Period of Record Statistics
MEAN 73.18 77.00 83.44 89.44 96.57 101.43 100.16 99.31 94.88 89.39 80.73 73.47 103.64
S.D. 4.70 4.61 4.24 3.95 4.07 4.13 3.31 3.59 3.53 3.56 3.33 3.85 3.23
SKEW -0.23 -0.93 -0.11 0.46 0.24 0.50 -0.03 -0.39 0.27 0.34 -0.39 -0.21 0.51
MAX 82.00 85.00 92.00 99.00 107.00 111.00 107.00 106.00 102.00 99.00 86.00 81.00 111.00
MIN 63.00 62.00 73.00 82.00 89.00 92.00 94.00 89.00 89.00 82.00 73.00 63.00 97.00
NO YRS 49 49 48 50 49 49 49 48 49 49 49 47 39