MT VERNON 3 WNW, ta

Monthly Extreme Minimum 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 9.00 8.00 25.00 31.00 b 34.00 39.00 38.00 37.00 32.00 29.00 23.00 12.00 8.00
1957 -4.00 13.00 29.00 31.00 38.00 42.00 42.00 39.00 b 30.00 30.00 26.00 29.00 -4.00
1958 28.00 27.00 25.00 31.00 33.00 45.00 43.00 44.00 35.00 30.00 21.00 28.00 21.00
1959 11.00 26.00 30.00 f 30.00 35.00 41.00 44.00 40.00 37.00 28.00 20.00 25.00 11.00
1960 20.00 22.00 h 23.00 29.00 36.00 39.00 40.00 44.00 32.00 31.00 25.00 22.00 20.00
1961 22.00 29.00 24.00 29.00 37.00 41.00 43.00 44.00 31.00 30.00 20.00 22.00 20.00
1962 11.00 18.00 23.00 31.00 33.00 39.00 38.00 42.00 36.00 32.00 31.00 19.00 11.00
1963 10.00 23.00 27.00 28.00 34.00 40.00 43.00 42.00 37.00 30.00 24.00 24.00 10.00
1964 30.00 25.00 28.00 28.00 32.00 41.00 43.00 42.00 37.00 31.00 25.00 3.00 3.00
1965 25.00 29.00 23.00 30.00 32.00 38.00 42.00 43.00 35.00 a 33.00 29.00 22.00 22.00
1966 24.00 25.00 28.00 31.00 34.00 41.00 42.00 40.00 40.00 32.00 28.00 27.00 a 24.00
1967 26.00 26.00 28.00 30.00 36.00 42.00 44.00 40.00 38.00 35.00 28.00 20.00 20.00
1968 20.00 23.00 29.00 29.00 35.00 40.00 45.00 42.00 38.00 32.00 28.00 -1.00 -1.00
1969 4.00 25.00 25.00 32.00 35.00 45.00 43.00 37.00 39.00 28.00 29.00 29.00 4.00
1970 24.00 28.00 24.00 30.00 35.00 38.00 42.00 42.00 30.00 28.00 21.00 23.00 21.00
1971 20.00 17.00 17.00 32.00 36.00 40.00 39.00 43.00 35.00 26.00 28.00 5.00 5.00
1972 2.00 9.00 30.00 32.00 37.00 38.00 44.00 43.00 30.00 27.00 28.00 9.00 2.00
1973 8.00 27.00 30.00 31.00 35.00 40.00 39.00 39.00 36.00 28.00 27.00 30.00 8.00
1974 14.00 28.00 22.00 32.00 34.00 40.00 42.00 44.00 38.00 30.00 29.00 25.00 14.00
1975 18.00 26.00 28.00 25.00 34.00 39.00 46.00 43.00 38.00 34.00 22.00 25.00 18.00
1976 27.00 22.00 20.00 29.00 35.00 38.00 43.00 44.00 40.00 28.00 23.00 25.00 20.00
1977 18.00 28.00 27.00 32.00 35.00 43.00 44.00 41.00 39.00 33.00 21.00 23.00 18.00
1978 17.00 29.00 25.00 33.00 33.00 43.00 46.00 47.00 37.00 31.00 21.00 9.00 9.00
1979 10.00 22.00 31.00 34.00 38.00 41.00 44.00 42.00 41.00 32.00 24.00 28.00 10.00
1980 10.00 27.00 28.00 30.00 33.00 41.00 43.00 36.00 40.00 29.00 25.00 7.00 7.00
1981 26.00 21.00 28.00 28.00 35.00 39.00 45.00 42.00 39.00 30.00 29.00 27.00 21.00
1982 1.00 24.00 28.00 29.00 38.00 40.00 43.00 42.00 33.00 30.00 23.00 22.00 1.00
1983 25.00 27.00 30.00 31.00 36.00 44.00 44.00 44.00 32.00 31.00 27.00 6.00 6.00
1984 20.00 30.00 32.00 32.00 38.00 43.00 44.00 43.00 35.00 24.00 30.00 10.00 10.00
1985 12.00 13.00 28.00 30.00 36.00 41.00 43.00 39.00 35.00 30.00 7.00 7.00 7.00
1986 32.00 17.00 33.00 31.00 37.00 41.00 43.00 45.00 39.00 31.00 28.00 25.00 17.00
1987 24.00 30.00 29.00 33.00 38.00 41.00 42.00 40.00 39.00 28.00 29.00 23.00 23.00
1988 20.00 20.00 28.00 31.00 36.00 39.00 43.00 42.00 35.00 31.00 29.00 24.00 20.00
1989 27.00 9.00 9.00 35.00 37.00 42.00 44.00 45.00 38.00 30.00 30.00 27.00 9.00
1990 27.00 8.00 28.00 33.00 38.00 45.00 47.00 45.00 39.00 31.00 30.00 7.00 7.00
1991 22.00 31.00 28.00 32.00 39.00 39.00 45.00 46.00 40.00 19.00 29.00 27.00 19.00
1992 24.00 30.00 32.00 ----- z 36.00 41.00 47.00 44.00 33.00 ----- z 27.00 12.00 12.00
1993 12.00 19.00 28.00 35.00 45.00 49.00 i 45.00 43.00 35.00 35.00 16.00 25.00 12.00
1994 29.00 20.00 30.00 38.00 35.00 42.00 44.00 45.00 41.00 33.00 27.00 21.00 20.00
1995 20.00 22.00 26.00 31.00 39.00 45.00 47.00 45.00 42.00 27.00 27.00 24.00 20.00
1996 14.00 17.00 27.00 34.00 35.00 41.00 44.00 46.00 39.00 31.00 22.00 14.00 14.00
1997 20.00 26.00 32.00 30.00 37.00 44.00 47.00 48.00 43.00 34.00 27.00 29.00 20.00
1998 19.00 29.00 27.00 34.00 38.00 47.00 ----- z 45.00 41.00 32.00 30.00 13.00 13.00
1999 28.00 30.00 28.00 31.00 34.00 40.00 46.00 47.00 38.00 33.00 31.00 27.00 27.00
2000 25.00 ----- z 31.00 33.00 38.00 45.00 ----- z 44.00 36.00 ----- z ----- z 20.00 20.00
2001 26.00 a 24.00 30.00 31.00 a 35.00 44.00 ----- z 48.00 39.00 32.00 31.00 26.00 24.00
2002 25.00 ----- z 20.00 30.00 32.00 ----- z 43.00 46.00 a 41.00 24.00 23.00 27.00 20.00
2003 28.00 25.00 28.00 36.00 37.00 42.00 ----- z ----- z 41.00 30.00 22.00 23.00 22.00
2004 9.00 28.00 30.00 32.00 43.00 44.00 51.00 e 49.00 42.00 a 32.00 26.00 28.00 9.00
2005 17.00 d ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 17.00
Period of Record Statistics
MEAN 18.72 23.04 26.85 31.25 35.94 41.34 43.53 42.98 37.06 30.11 25.54 20.08 13.10
S.D. 8.40 6.39 4.26 2.28 2.52 2.26 2.46 2.90 3.42 2.97 4.50 8.33 7.95
SKEW -0.70 -1.01 -1.85 0.34 1.17 0.50 0.07 -0.30 -0.50 -1.26 -1.64 -0.91 -0.26
MAX 32.00 31.00 33.00 38.00 45.00 47.00 51.00 49.00 43.00 35.00 31.00 30.00 27.00
MIN -4.00 8.00 9.00 25.00 32.00 38.00 38.00 36.00 30.00 19.00 7.00 -1.00 -4.00
NO YRS 50 46 48 48 49 47 45 48 49 47 48 49 39