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Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(a vali)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1903 ----- z ----- z ----- z ----- z ----- z 55.00 z 41.00 42.00 30.00 25.00 0.00 -22.00 -22.00
1904 -34.00 -26.00 -9.00 a 16.00 34.00 a 39.00 44.00 44.00 a 30.00 23.00 5.00 -15.00 -34.00
1905 -24.00 -30.00 2.00 19.00 30.00 38.00 46.00 52.00 42.00 14.00 c ----- z ----- z -30.00
1906 -14.00 -22.00 -14.00 20.00 24.00 36.00 49.00 44.00 35.00 20.00 -2.00 -11.00 m -22.00
1907 -24.00 -28.00 -1.00 12.00 17.00 39.00 52.00 40.00 ----- z ----- z 0.00 -15.00 a -28.00
1908 -23.00 ----- z ----- z 8.00 22.00 34.00 44.00 38.00 25.00 14.00 -2.00 -14.00 -23.00
1909 -30.00 -17.00 -2.00 12.00 ----- z 39.00 50.00 37.00 d ----- z ----- z ----- z -21.00 -30.00
1910 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1911 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1912 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1913 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1928 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1930 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1931 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1932 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1933 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1934 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 43.00 51.00 44.00 30.00 14.00 -12.00 -28.00 b -28.00
1956 -22.00 -20.00 a -13.00 16.00 a 28.00 38.00 47.00 40.00 a 26.00 20.00 -2.00 -8.00 -22.00
1957 -22.00 a -14.00 b -1.00 13.00 a 26.00 a 42.00 54.00 43.00 32.00 15.00 3.00 -5.00 -22.00
1958 -7.00 -24.00 9.00 18.00 28.00 38.00 44.00 41.00 31.00 26.00 -12.00 -15.00 -24.00
1959 -19.00 b -15.00 a 7.00 17.00 22.00 a 42.00 46.00 47.00 29.00 17.00 -14.00 6.00 a -19.00
1960 -27.00 b -16.00 a -18.00 13.00 30.00 45.00 45.00 45.00 35.00 10.00 -2.00 -13.00 -27.00
1961 -28.00 -10.00 14.00 a 14.00 23.00 41.00 43.00 46.00 23.00 c 17.00 6.00 -19.00 g -28.00
1962 ----- z ----- z ----- z 32.00 y 37.00 a 41.00 47.00 49.00 c 30.00 16.00 17.00 b -15.00 e -15.00
1963 -26.00 a -11.00 8.00 20.00 24.00 45.00 50.00 47.00 35.00 22.00 7.00 -23.00 a -26.00
1964 -17.00 -15.00 -12.00 19.00 32.00 a 35.00 53.00 38.00 29.00 19.00 -18.00 -19.00 -19.00
1965 -23.00 b -27.00 a -12.00 b 19.00 29.00 44.00 48.00 37.00 22.00 23.00 1.00 -5.00 -27.00
1966 -31.00 b -22.00 -8.00 15.00 24.00 42.00 d 53.00 44.00 35.00 22.00 a 0.00 -17.00 -31.00
1967 -23.00 -24.00 -12.00 a 16.00 19.00 42.00 39.00 42.00 b 28.00 12.00 -4.00 -30.00 -30.00
1968 -27.00 -16.00 1.00 14.00 27.00 38.00 48.00 43.00 36.00 25.00 9.00 -26.00 -27.00
1969 -19.00 b -16.00 -12.00 j 25.00 33.00 36.00 43.00 47.00 35.00 f 19.00 9.00 -5.00 -19.00
1970 -30.00 -20.00 -2.00 6.00 26.00 42.00 48.00 47.00 32.00 20.00 -4.00 -11.00 -30.00
1971 -19.00 -23.00 3.00 12.00 27.00 45.00 42.00 42.00 32.00 b 22.00 5.00 -14.00 -23.00
1972 -30.00 a -22.00 -14.00 17.00 32.00 41.00 45.00 43.00 31.00 13.00 8.00 -25.00 -30.00
1973 -20.00 -20.00 19.00 15.00 29.00 42.00 48.00 49.00 34.00 a 26.00 a 4.00 -24.00 a -24.00
1974 -28.00 -18.00 -7.00 20.00 29.00 40.00 a 44.00 42.00 23.00 18.00 9.00 -3.00 -28.00
1975 -13.00 d -21.00 -8.00 0.00 32.00 43.00 46.00 48.00 34.00 22.00 -7.00 -16.00 -21.00
1976 -22.00 a -11.00 -6.00 21.00 22.00 39.00 44.00 ----- z 30.00 w 11.00 -15.00 -22.00 -22.00
1977 -29.00 -12.00 0.00 18.00 37.00 45.00 51.00 42.00 37.00 28.00 -15.00 -22.00 -29.00
1978 -24.00 -22.00 -14.00 22.00 33.00 39.00 46.00 46.00 37.00 20.00 -11.00 -16.00 -24.00
1979 -25.00 -26.00 -11.00 3.00 27.00 41.00 47.00 44.00 34.00 21.00 4.00 -14.00 -26.00
1980 -17.00 -15.00 -16.00 21.00 27.00 43.00 49.00 50.00 32.00 18.00 10.00 -18.00 -18.00
1981 -16.00 -25.00 9.00 19.00 24.00 44.00 45.00 40.00 33.00 18.00 5.00 -19.00 -25.00
1982 -31.00 -27.00 -3.00 8.00 30.00 40.00 53.00 40.00 31.00 19.00 1.00 -5.00 -31.00
1983 -8.00 -9.00 4.00 17.00 29.00 40.00 51.00 56.00 29.00 22.00 10.00 -29.00 -29.00
1984 -25.00 -16.00 -15.00 24.00 25.00 42.00 47.00 45.00 26.00 13.00 8.00 -15.00 -25.00
1985 ----- z -21.00 3.00 20.00 39.00 35.00 50.00 43.00 28.00 21.00 -15.00 -18.00 -21.00
1986 -23.00 -20.00 -10.00 24.00 27.00 46.00 52.00 41.00 38.00 25.00 -7.00 -5.00 -23.00
1987 -22.00 8.00 6.00 17.00 35.00 46.00 49.00 37.00 37.00 19.00 13.00 -4.00 -22.00
1988 -26.00 -29.00 2.00 16.00 31.00 47.00 52.00 40.00 38.00 15.00 0.00 -10.00 -29.00
1989 -13.00 -28.00 -13.00 11.00 26.00 39.00 55.00 50.00 29.00 15.00 -2.00 -30.00 -30.00
1990 -2.00 -20.00 7.00 12.00 25.00 34.00 46.00 47.00 31.00 20.00 3.00 -25.00 -25.00
1991 -13.00 -12.00 -9.00 24.00 30.00 48.00 49.00 48.00 32.00 9.00 -5.00 -13.00 -13.00
1992 -18.00 -1.00 8.00 14.00 28.00 38.00 48.00 41.00 27.00 18.00 12.00 -14.00 -18.00
1993 -18.00 -22.00 -15.00 17.00 35.00 36.00 49.00 46.00 31.00 12.00 -7.00 -20.00 -22.00
1994 -30.00 -32.00 5.00 13.00 31.00 46.00 49.00 45.00 36.00 23.00 14.00 -7.00 -32.00
1995 -11.00 -16.00 -17.00 6.00 36.00 38.00 43.00 47.00 26.00 21.00 -1.00 -12.00 -17.00
1996 -25.00 -33.00 -12.00 16.00 29.00 37.00 44.00 49.00 35.00 14.00 -12.00 -20.00 -33.00
1997 -19.00 -13.00 -14.00 3.00 26.00 50.00 44.00 47.00 37.00 18.00 -1.00 -4.00 -19.00
1998 -19.00 -3.00 -13.00 24.00 35.00 38.00 51.00 52.00 39.00 26.00 11.00 -10.00 -19.00
1999 -23.00 -4.00 j 10.00 y 23.00 e 25.00 c 38.00 n 48.00 a 45.00 h 34.00 a 22.00 a 17.00 -12.00 a -23.00
2000 -12.00 k -3.00 10.00 20.00 b 34.00 40.00 47.00 a 48.00 19.00 a 17.00 1.00 -20.00 -20.00
2001 -13.00 -18.00 -1.00 18.00 35.00 40.00 49.00 48.00 31.00 16.00 9.00 -8.00 -18.00
2002 -12.00 -6.00 -10.00 11.00 24.00 46.00 50.00 41.00 32.00 12.00 8.00 -4.00 -12.00
2003 -19.00 -16.00 -15.00 15.00 33.00 41.00 52.00 46.00 29.00 23.00 -2.00 -9.00 -19.00
2004 -24.00 -13.00 2.00 19.00 30.00 42.00 47.00 36.00 35.00 24.00 13.00 -12.00 -24.00
2005 -26.00 a -2.00 2.00 22.00 21.00 50.00 46.00 44.00 32.00 26.00 2.00 -11.00 -26.00
2006 3.00 -17.00 6.00 24.00 36.00 44.00 50.00 50.00 31.00 17.00 0.00 -9.00 -17.00
2007 -13.00 -20.00 -4.00 10.00 36.00 44.00 50.00 46.00 33.00 27.00 -1.00 -7.00 -20.00
2008 -16.00 -24.00 -14.00 20.00 29.00 47.00 47.00 47.00 38.00 22.00 1.00 -18.00 -24.00
2009 -26.00 -14.00 -11.00 18.00 30.00 40.00 48.00 39.00 37.00 17.00 19.00 -15.00 a -26.00
2010 -27.00 -12.00 8.00 26.00 29.00 48.00 55.00 50.00 37.00 24.00 -2.00 -13.00 -27.00
2011 -19.00 -22.00 -11.00 25.00 27.00 45.00 54.00 51.00 30.00 22.00 -5.00 -4.00 -22.00
2012 -15.00 -8.00 7.00 18.00 37.00 42.00 57.00 44.00 27.00 18.00 6.00 -11.00 -15.00
2013 -16.00 -18.00 -5.00 13.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -18.00
Period of Record Statistics
MEAN -20.69 -17.62 -3.83 16.37 28.98 41.43 48.06 44.56 31.75 19.16 1.11 -14.32 -23.84
S.D. 7.31 8.05 9.23 5.76 4.87 3.83 3.68 4.26 4.56 4.59 8.65 7.66 5.16
SKEW 0.79 0.63 0.33 -0.69 -0.06 0.16 0.07 0.08 -0.39 -0.19 -0.19 -0.05 0.18
MAX 3.00 8.00 19.00 26.00 39.00 50.00 57.00 56.00 42.00 28.00 19.00 6.00 -12.00
MIN -34.00 -33.00 -18.00 0.00 17.00 34.00 39.00 36.00 19.00 9.00 -18.00 -30.00 -34.00
NO YRS 61 61 60 62 62 63 65 63 61 63 63 62 50