date! ,

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(a vali)

File last updated on Apr 6, 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
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 99.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 99.00
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 42.00 e 40.00 41.00 30.00 14.00 14.00 -27.00 -27.00
1963 -39.00 -20.00 -7.00 20.00 d 23.00 36.00 b 46.00 40.00 32.00 24.00 14.00 -25.00 -39.00
1964 -17.00 -6.00 0.00 15.00 33.00 32.00 47.00 z 32.00 f 27.00 17.00 -11.00 -13.00 a -17.00
1965 -35.00 -38.00 g -21.00 20.00 26.00 40.00 b 42.00 ----- z 30.00 17.00 9.00 -1.00 -38.00
1966 -31.00 -26.00 2.00 16.00 18.00 35.00 43.00 44.00 28.00 18.00 -2.00 b -11.00 -31.00
1967 -44.00 -35.00 -28.00 20.00 20.00 38.00 44.00 35.00 22.00 14.00 a 5.00 -23.00 -44.00
1968 -30.00 -16.00 3.00 a 11.00 c 29.00 41.00 41.00 41.00 35.00 24.00 13.00 -29.00 -30.00
1969 -25.00 -20.00 -9.00 23.00 25.00 34.00 44.00 49.00 33.00 13.00 3.00 -10.00 -25.00
1970 -40.00 -22.00 4.00 12.00 28.00 40.00 44.00 44.00 31.00 21.00 3.00 -15.00 -40.00
1971 -27.00 -38.00 -9.00 14.00 24.00 48.00 41.00 39.00 31.00 28.00 6.00 -5.00 -38.00
1972 -29.00 -30.00 -14.00 20.00 30.00 32.00 40.00 41.00 25.00 10.00 9.00 -29.00 -30.00
1973 -30.00 -24.00 15.00 10.00 25.00 45.00 43.00 44.00 28.00 28.00 ----- z -27.00 -30.00
1974 -31.00 -20.00 -5.00 22.00 25.00 40.00 51.00 42.00 23.00 a 15.00 13.00 3.00 -31.00
1975 -15.00 -30.00 -14.00 5.00 30.00 45.00 45.00 50.00 30.00 20.00 d 9.00 e -6.00 -30.00
1976 -20.00 -20.00 -10.00 23.00 c 25.00 50.00 50.00 45.00 25.00 20.00 -10.00 -31.00 -31.00
1977 -10.00 t -11.00 f 15.00 21.00 32.00 43.00 a 49.00 45.00 c 40.00 26.00 -17.00 b -26.00 b -26.00
1978 ----- z -22.00 c -12.00 20.00 24.00 37.00 50.00 42.00 40.00 25.00 -2.00 -23.00 c -23.00
1979 -35.00 -30.00 -2.00 12.00 28.00 40.00 48.00 45.00 ----- z 28.00 0.00 -6.00 -35.00
1980 -10.00 -12.00 -10.00 25.00 29.00 a 45.00 45.00 50.00 35.00 21.00 10.00 -12.00 -12.00
1981 -11.00 -20.00 10.00 20.00 30.00 50.00 c 53.00 b 45.00 30.00 a 20.00 8.00 -12.00 -20.00
1982 -30.00 -34.00 -2.00 0.00 34.00 40.00 46.00 42.00 30.00 ----- z ----- z -5.00 -34.00
1983 -11.00 -23.00 a 5.00 16.00 25.00 36.00 47.00 50.00 28.00 23.00 5.00 -38.00 -38.00
1984 -31.00 -19.00 -16.00 19.00 28.00 39.00 39.00 42.00 25.00 23.00 a 7.00 -10.00 -31.00
1985 -32.00 -33.00 -1.00 27.00 35.00 34.00 42.00 41.00 29.00 24.00 -7.00 -28.00 d -33.00
1986 -30.00 f -21.00 a -7.00 23.00 31.00 40.00 52.00 42.00 34.00 26.00 -4.00 -14.00 -30.00
1987 -21.00 6.00 10.00 12.00 29.00 36.00 48.00 41.00 34.00 20.00 11.00 -6.00 -21.00
1988 -28.00 -19.00 9.00 15.00 28.00 34.00 43.00 39.00 34.00 7.00 5.00 -10.00 -28.00
1989 -17.00 -25.00 -16.00 16.00 22.00 33.00 49.00 43.00 24.00 15.00 -8.00 -26.00 -26.00
1990 -6.00 -19.00 9.00 11.00 24.00 32.00 44.00 44.00 28.00 20.00 12.00 -23.00 -23.00
1991 -20.00 -8.00 5.00 22.00 36.00 50.00 48.00 46.00 22.00 17.00 -12.00 -10.00 -20.00
1992 -10.00 1.00 0.00 18.00 28.00 33.00 42.00 40.00 29.00 16.00 16.00 -10.00 -10.00
1993 -14.00 -20.00 -12.00 18.00 31.00 34.00 50.00 47.00 32.00 21.00 10.00 -12.00 -20.00
1994 -40.00 -20.00 10.00 11.00 28.00 41.00 45.00 41.00 38.00 27.00 10.00 4.00 -40.00
1995 -12.00 -12.00 -5.00 6.00 30.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z -12.00
1996 ----- z ----- z ----- z ----- z ----- z 38.00 41.00 42.00 31.00 10.00 -12.00 a -20.00 -20.00
1997 -28.00 -15.00 -10.00 9.00 19.00 40.00 41.00 47.00 39.00 17.00 1.00 1.00 -28.00
1998 -15.00 0.00 -1.00 27.00 39.00 36.00 51.00 ----- z ----- z ----- z ----- z ----- z -15.00
1999 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 31.00 z 14.00 -19.00 -19.00
2000 -23.00 -3.00 11.00 17.00 29.00 39.00 46.00 49.00 29.00 19.00 -1.00 -33.00 -33.00
2001 -14.00 -17.00 -13.00 19.00 k ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -17.00
2002 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 31.00 21.00 12.00 0.00 0.00
2003 -11.00 -16.00 -15.00 12.00 33.00 40.00 48.00 44.00 25.00 18.00 8.00 -16.00 -16.00
2004 -26.00 -21.00 8.00 17.00 24.00 40.00 47.00 35.00 33.00 25.00 7.00 -14.00 -26.00
2005 -14.00 a -4.00 -8.00 22.00 20.00 48.00 49.00 46.00 32.00 25.00 8.00 -19.00 -19.00
2006 5.00 -24.00 a 3.00 21.00 29.00 41.00 47.00 50.00 32.00 20.00 10.00 2.00 -24.00
2007 -19.00 -26.00 -5.00 17.00 33.00 43.00 47.00 50.00 30.00 25.00 8.00 -13.00 a -26.00
2008 -28.00 -22.00 -15.00 18.00 25.00 38.00 40.00 43.00 36.00 19.00 6.00 -21.00 -28.00
2009 -40.00 -18.00 -8.00 21.00 29.00 a 38.00 43.00 39.00 30.00 24.00 19.00 -22.00 -40.00
2010 -27.00 -13.00 3.00 21.00 28.00 47.00 54.00 47.00 37.00 22.00 11.00 -24.00 -27.00
2011 -30.00 -27.00 -1.00 25.00 26.00 43.00 a 53.00 a 50.00 b 29.00 20.00 12.00 a -8.00 -30.00
2012 -14.00 b 3.00 13.00 a 20.00 36.00 a 40.00 a 53.00 43.00 25.00 b 19.00 8.00 b -7.00 a -14.00
2013 -19.00 -9.00 b -7.00 19.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z -19.00
Period of Record Statistics
MEAN -23.20 -18.46 -3.08 17.17 27.89 39.70 45.96 43.75 30.46 20.13 5.00 -15.19 -28.09
S.D. 10.68 10.12 10.07 5.85 4.62 4.96 4.09 3.89 4.53 4.96 8.47 10.42 8.09
SKEW 0.18 0.51 -0.06 -0.71 0.05 0.42 0.19 -0.01 0.19 -0.50 -0.89 -0.07 0.18
MAX 5.00 6.00 15.00 27.00 39.00 50.00 54.00 50.00 40.00 28.00 19.00 4.00 -10.00
MIN -44.00 -38.00 -28.00 0.00 18.00 32.00 39.00 35.00 22.00 7.00 -17.00 -38.00 -44.00
NO YRS 45 46 48 46 46 47 46 44 46 46 46 48 32