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Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(a vali)

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 200804
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
1907 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -14.00 d -14.00
1908 -37.00 b -22.00 -17.00 b 14.00 23.00 a 37.00 b 44.00 a 40.00 f 28.00 d 19.00 b 0.00 e -20.00 c -37.00
1909 -30.00 -21.00 a -11.00 10.00 19.00 38.00 b 51.00 45.00 a 34.00 17.00 4.00 -23.00 -30.00
1910 -24.00 -31.00 9.00 20.00 27.00 35.00 47.00 36.00 31.00 18.00 -2.00 -22.00 a -31.00
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 -26.00 -29.00 -15.00 18.00 15.00 30.00 42.00 36.00 27.00 17.00 -11.00 -40.00 -40.00
1947 -23.00 -26.00 -2.00 d 15.00 24.00 38.00 42.00 47.00 25.00 30.00 -8.00 -19.00 -26.00
1948 -35.00 -32.00 -33.00 4.00 28.00 38.00 44.00 45.00 36.00 14.00 5.00 -28.00 a -35.00
1949 -30.00 -32.00 -15.00 15.00 a 27.00 36.00 46.00 43.00 28.00 12.00 6.00 -22.00 -32.00
1950 -38.00 -28.00 -22.00 1.00 26.00 33.00 42.00 38.00 34.00 23.00 -12.00 -24.00 -38.00
1951 -37.00 -35.00 -16.00 12.00 31.00 32.00 42.00 47.00 27.00 7.00 -17.00 -25.00 -37.00
1952 -32.00 -10.00 -15.00 9.00 30.00 35.00 40.00 40.00 34.00 13.00 -6.00 -5.00 -32.00
1953 -30.00 -21.00 a -13.00 10.00 23.00 37.00 44.00 47.00 33.00 28.00 13.00 -27.00 -30.00
1954 -39.00 -21.00 -11.00 -6.00 21.00 38.00 47.00 46.00 30.00 18.00 1.00 -6.00 -39.00
1955 -32.00 -25.00 -23.00 a 21.00 27.00 44.00 48.00 45.00 30.00 19.00 -11.00 -37.00 -37.00
1956 -27.00 -21.00 -21.00 14.00 25.00 37.00 47.00 41.00 28.00 25.00 -4.00 -19.00 -27.00
1957 -31.00 -22.00 -15.00 5.00 b 25.00 37.00 50.00 43.00 28.00 19.00 -8.00 -19.00 -31.00
1958 -17.00 a -27.00 7.00 8.00 a 18.00 33.00 40.00 44.00 31.00 26.00 -21.00 -21.00 a -27.00
1959 -29.00 -27.00 -5.00 17.00 28.00 42.00 48.00 48.00 30.00 21.00 a -13.00 -9.00 -29.00
1960 -25.00 -14.00 -18.00 a 10.00 25.00 41.00 44.00 45.00 33.00 a 21.00 -1.00 -17.00 -25.00
1961 -30.00 -11.00 8.00 7.00 25.00 41.00 47.00 46.00 25.00 23.00 8.00 -21.00 -30.00
1962 -37.00 -32.00 -32.00 6.00 29.00 39.00 46.00 43.00 29.00 17.00 11.00 -24.00 -37.00
1963 -31.00 -28.00 -7.00 18.00 29.00 40.00 49.00 43.00 33.00 25.00 5.00 -29.00 -31.00
1964 -22.00 -19.00 -13.00 12.00 27.00 33.00 52.00 39.00 31.00 20.00 -22.00 -21.00 -22.00
1965 -34.00 -30.00 -19.00 24.00 31.00 43.00 44.00 40.00 22.00 24.00 -1.00 -15.00 -34.00
1966 -37.00 -29.00 -10.00 17.00 16.00 41.00 53.00 46.00 34.00 20.00 -4.00 -13.00 -37.00
1967 -33.00 -28.00 -24.00 3.00 17.00 40.00 42.00 40.00 30.00 13.00 -4.00 -37.00 -37.00
1968 -38.00 -22.00 -7.00 9.00 26.00 37.00 42.00 39.00 33.00 26.00 7.00 -30.00 -38.00
1969 -24.00 -23.00 -12.00 15.00 28.00 33.00 40.00 46.00 34.00 17.00 -1.00 -10.00 -24.00
1970 -35.00 -31.00 -8.00 2.00 26.00 38.00 47.00 41.00 30.00 24.00 -9.00 -16.00 -35.00
1971 -25.00 -30.00 -9.00 8.00 28.00 40.00 41.00 42.00 30.00 25.00 4.00 -16.00 -30.00
1972 -39.00 -28.00 -21.00 10.00 30.00 39.00 41.00 42.00 27.00 12.00 1.00 -25.00 -39.00
1973 -30.00 -25.00 11.00 16.00 28.00 44.00 48.00 50.00 30.00 28.00 2.00 -29.00 -30.00
1974 -35.00 -23.00 -26.00 12.00 27.00 41.00 50.00 42.00 26.00 20.00 8.00 -5.00 -35.00
1975 -23.00 -25.00 -13.00 -6.00 31.00 42.00 45.00 42.00 33.00 20.00 -1.00 -24.00 -25.00
1976 -32.00 -20.00 -28.00 20.00 20.00 a 43.00 47.00 42.00 28.00 9.00 -22.00 -30.00 -32.00
1977 -34.00 -21.00 -3.00 13.00 31.00 45.00 48.00 38.00 41.00 27.00 -15.00 -27.00 -34.00
1978 -25.00 -26.00 -14.00 19.00 27.00 37.00 46.00 41.00 33.00 21.00 -16.00 -23.00 -26.00
1979 -30.00 -26.00 -13.00 -3.00 ----- z 38.00 ----- z 40.00 a 33.00 21.00 ----- z -16.00 -30.00
1980 -26.00 -21.00 -21.00 21.00 30.00 37.00 44.00 42.00 25.00 15.00 9.00 -23.00 -26.00
1981 -30.00 -31.00 3.00 18.00 26.00 44.00 46.00 45.00 31.00 16.00 a 12.00 -18.00 -31.00
1982 -34.00 -32.00 -16.00 -2.00 30.00 39.00 48.00 39.00 33.00 24.00 -3.00 -8.00 -34.00
1983 -19.00 -19.00 3.00 19.00 28.00 41.00 43.00 51.00 28.00 26.00 4.00 -36.00 -36.00
1984 -35.00 -15.00 -16.00 24.00 26.00 40.00 42.00 44.00 25.00 15.00 3.00 -17.00 -35.00
1985 -34.00 -31.00 7.00 17.00 36.00 34.00 45.00 45.00 27.00 23.00 -20.00 -22.00 -34.00
1986 -27.00 -21.00 a -17.00 24.00 28.00 40.00 53.00 35.00 31.00 25.00 -9.00 -15.00 -27.00
1987 -29.00 3.00 3.00 10.00 32.00 40.00 45.00 39.00 34.00 24.00 10.00 -10.00 -29.00
1988 -30.00 -31.00 0.00 a 19.00 31.00 42.00 47.00 45.00 39.00 11.00 -2.00 -21.00 -31.00
1989 -31.00 -35.00 -18.00 11.00 22.00 40.00 55.00 47.00 31.00 24.00 -9.00 -30.00 -35.00
1990 -13.00 -20.00 0.00 9.00 27.00 37.00 50.00 48.00 ----- z 24.00 4.00 -30.00 -30.00
1991 -24.00 -18.00 -11.00 10.00 29.00 48.00 51.00 48.00 32.00 a 13.00 -3.00 a -23.00 -24.00
1992 -23.00 -14.00 2.00 11.00 31.00 41.00 47.00 45.00 31.00 18.00 a 10.00 -24.00 -24.00
1993 -25.00 -21.00 -13.00 15.00 36.00 36.00 48.00 45.00 a 30.00 14.00 0.00 -26.00 a -26.00
1994 -34.00 a -28.00 1.00 11.00 28.00 43.00 47.00 47.00 40.00 27.00 10.00 -13.00 a -34.00
1995 -18.00 -24.00 -14.00 -6.00 36.00 42.00 43.00 49.00 27.00 26.00 -4.00 -24.00 -24.00
1996 -35.00 -44.00 -21.00 14.00 28.00 43.00 46.00 51.00 36.00 9.00 -9.00 ----- z -44.00
1997 -32.00 -17.00 -12.00 4.00 29.00 49.00 44.00 46.00 38.00 16.00 2.00 -11.00 -32.00
1998 -24.00 -5.00 -9.00 26.00 40.00 32.00 43.00 51.00 37.00 26.00 3.00 -22.00 -24.00
1999 -24.00 -12.00 -1.00 25.00 36.00 43.00 52.00 51.00 33.00 25.00 14.00 -20.00 -24.00
2000 -18.00 -8.00 -2.00 20.00 33.00 40.00 46.00 47.00 32.00 23.00 1.00 a -23.00 -23.00
2001 -13.00 -22.00 -2.00 18.00 34.00 45.00 49.00 48.00 34.00 26.00 b 17.00 b -5.00 -22.00
2002 -16.00 -12.00 -15.00 16.00 ----- z 45.00 46.00 44.00 ----- z 14.00 5.00 -4.00 -16.00
2003 -20.00 -20.00 -22.00 12.00 35.00 42.00 52.00 44.00 32.00 24.00 -12.00 -12.00 -22.00
2004 -33.00 -30.00 -3.00 20.00 29.00 40.00 45.00 37.00 33.00 27.00 10.00 -22.00 -33.00
2005 -34.00 -17.00 -9.00 25.00 25.00 49.00 49.00 45.00 36.00 28.00 0.00 -10.00 -34.00
2006 0.00 -24.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 21.00 -2.00 -12.00 -24.00
2007 -18.00 -29.00 -12.00 3.00 33.00 44.00 49.00 47.00 31.00 26.00 -8.00 -17.00 -29.00
2008 -25.00 -27.00 -21.00 16.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -27.00
Period of Record Statistics
MEAN -28.18 -23.42 -10.95 12.45 27.68 39.55 46.21 43.86 31.21 20.45 -1.58 -20.09 -30.76
S.D. 7.43 7.87 10.09 7.84 4.99 4.11 3.55 3.94 3.85 5.54 9.39 8.25 5.07
SKEW 1.05 0.65 0.21 -0.53 -0.30 -0.01 0.25 -0.21 0.19 -0.48 -0.34 -0.06 0.10
MAX 0.00 3.00 11.00 26.00 40.00 49.00 55.00 51.00 41.00 30.00 17.00 -4.00 -22.00
MIN -39.00 -44.00 -33.00 -6.00 15.00 30.00 40.00 35.00 22.00 7.00 -22.00 -40.00 -40.00
NO YRS 66 66 65 65 62 64 63 63 62 65 64 65 59