MT VERNON 3 WNW, ta

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(455678)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200501
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
1956 58.00 47.00 59.00 69.00 b 83.00 76.00 88.00 84.00 83.00 68.00 60.00 54.00 88.00
1957 52.00 57.00 60.00 76.00 79.00 79.00 81.00 80.00 b 83.00 70.00 62.00 59.00 83.00
1958 60.00 65.00 63.00 74.00 84.00 90.00 93.00 85.00 80.00 73.00 60.00 61.00 93.00
1959 57.00 a 54.00 60.00 f 73.00 85.00 83.00 90.00 88.00 76.00 66.00 60.00 57.00 90.00
1960 65.00 58.00 h 67.00 70.00 77.00 76.00 92.00 98.00 78.00 72.00 59.00 60.00 98.00
1961 60.00 61.00 64.00 64.00 82.00 80.00 91.00 87.00 81.00 75.00 59.00 55.00 91.00
1962 58.00 66.00 65.00 76.00 68.00 81.00 85.00 80.00 83.00 73.00 61.00 62.00 85.00
1963 52.00 70.00 65.00 66.00 89.00 83.00 75.00 82.00 85.00 73.00 58.00 65.00 89.00
1964 54.00 56.00 66.00 62.00 83.00 78.00 79.00 82.00 72.00 76.00 56.00 54.00 83.00
1965 52.00 60.00 70.00 71.00 70.00 80.00 90.00 85.00 73.00 a 74.00 65.00 57.00 90.00
1966 57.00 67.00 65.00 69.00 76.00 77.00 80.00 86.00 80.00 73.00 62.00 57.00 a 86.00
1967 56.00 57.00 58.00 62.00 80.00 86.00 83.00 93.00 86.00 69.00 60.00 53.00 93.00
1968 61.00 65.00 68.00 70.00 77.00 80.00 88.00 88.00 78.00 68.00 61.00 55.00 88.00
1969 55.00 58.00 68.00 70.00 89.00 88.00 84.00 80.00 81.00 70.00 62.00 60.00 89.00
1970 55.00 60.00 62.00 63.00 77.00 92.00 85.00 84.00 75.00 72.00 63.00 56.00 92.00
1971 58.00 58.00 58.00 73.00 83.00 73.00 89.00 90.00 77.00 71.00 58.00 55.00 90.00
1972 53.00 60.00 63.00 70.00 82.00 76.00 84.00 88.00 84.00 70.00 59.00 57.00 88.00
1973 60.00 61.00 60.00 65.00 82.00 82.00 84.00 81.00 88.00 69.00 61.00 58.00 88.00
1974 57.00 55.00 60.00 73.00 67.00 79.00 85.00 88.00 87.00 71.00 59.00 58.00 88.00
1975 54.00 56.00 58.00 64.00 81.00 81.00 85.00 80.00 82.00 79.00 67.00 57.00 85.00
1976 60.00 57.00 58.00 80.00 80.00 75.00 81.00 76.00 86.00 69.00 61.00 59.00 86.00
1977 59.00 60.00 58.00 73.00 69.00 80.00 a 81.00 93.00 74.00 66.00 63.00 55.00 93.00
1978 55.00 60.00 64.00 65.00 77.00 84.00 90.00 93.00 71.00 75.00 58.00 51.00 93.00
1979 51.00 55.00 67.00 72.00 76.00 81.00 90.00 79.00 89.00 75.00 64.00 57.00 90.00
1980 52.00 63.00 57.00 73.00 74.00 73.00 80.00 85.00 75.00 79.00 68.00 a 63.00 85.00
1981 66.00 59.00 65.00 73.00 75.00 74.00 84.00 89.00 89.00 62.00 71.00 55.00 89.00
1982 55.00 58.00 62.00 75.00 78.00 87.00 81.00 85.00 83.00 69.00 61.00 57.00 87.00
1983 60.00 63.00 66.00 71.00 88.00 76.00 79.00 79.00 77.00 64.00 62.00 49.00 88.00
1984 60.00 58.00 63.00 77.00 79.00 84.00 86.00 84.00 78.00 74.00 58.00 51.00 86.00
1985 51.00 55.00 62.00 68.00 76.00 82.00 89.00 88.00 77.00 67.00 55.00 51.00 89.00
1986 61.00 71.00 70.00 70.00 79.00 86.00 77.00 85.00 88.00 72.00 55.00 58.00 88.00
1987 61.00 63.00 69.00 79.00 80.00 86.00 82.00 85.00 85.00 83.00 61.00 57.00 86.00
1988 58.00 59.00 62.00 67.00 79.00 80.00 91.00 86.00 88.00 70.00 62.00 59.00 91.00
1989 53.00 53.00 a 60.00 78.00 75.00 86.00 77.00 79.00 85.00 72.00 60.00 59.00 86.00
1990 55.00 59.00 62.00 71.00 79.00 78.00 87.00 87.00 84.00 67.00 63.00 55.00 87.00
1991 57.00 59.00 62.00 68.00 71.00 76.00 88.00 83.00 79.00 75.00 61.00 61.00 88.00
1992 62.00 64.00 67.00 ----- z 80.00 85.00 84.00 86.00 78.00 ----- z 58.00 50.00 86.00
1993 55.00 65.00 62.00 74.00 80.00 77.00 i 75.00 88.00 87.00 78.00 57.00 59.00 88.00
1994 59.00 58.00 72.00 68.00 75.00 76.00 94.00 82.00 78.00 70.00 55.00 57.00 94.00
1995 60.00 62.00 71.00 70.00 77.00 90.00 88.00 82.00 82.00 69.00 66.00 63.00 90.00
1996 57.00 59.00 65.00 72.00 70.00 76.00 88.00 91.00 75.00 74.00 63.00 58.00 91.00
1997 58.00 62.00 65.00 74.00 77.00 78.00 82.00 87.00 82.00 71.00 63.00 55.00 87.00
1998 61.00 61.00 69.00 75.00 79.00 77.00 ----- z 84.00 82.00 73.00 59.00 59.00 84.00
1999 55.00 58.00 65.00 76.00 77.00 84.00 79.00 79.00 81.00 65.00 66.00 55.00 84.00
2000 52.00 ----- z 60.00 68.00 73.00 86.00 ----- z 82.00 77.00 ----- z ----- z 56.00 86.00
2001 59.00 57.00 62.00 70.00 80.00 78.00 ----- z 87.00 76.00 77.00 66.00 54.00 87.00
2002 61.00 ----- z 58.00 69.00 79.00 ----- z 86.00 88.00 a 79.00 68.00 63.00 62.00 88.00
2003 61.00 54.00 62.00 67.00 72.00 87.00 ----- z ----- z 83.00 71.00 57.00 58.00 87.00
2004 61.00 59.00 80.00 80.00 78.00 84.00 84.00 e 89.00 73.00 69.00 60.00 57.00 89.00
2005 62.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 62.00
Period of Record Statistics
MEAN 57.42 59.65 63.83 70.90 78.08 81.04 84.76 85.21 80.67 71.40 61.00 56.94 88.40
S.D. 3.65 4.45 4.55 4.56 4.98 4.80 4.82 4.44 4.82 4.15 3.42 3.42 2.82
SKEW 0.01 0.18 0.96 0.00 -0.06 0.30 -0.15 0.38 -0.05 0.32 0.53 -0.09 0.10
MAX 66.00 71.00 80.00 80.00 89.00 92.00 94.00 98.00 89.00 83.00 71.00 65.00 94.00
MIN 51.00 47.00 57.00 62.00 67.00 73.00 75.00 76.00 71.00 62.00 55.00 49.00 83.00
NO YRS 50 46 48 48 49 47 45 48 49 47 48 49 40