ALLEN S RCH, :

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(420050)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200110
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
1962 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 34.00 u 25.00 d 21.00 b 13.00 -20.00 -20.00
1963 -35.00 0.00 3.00 19.00 26.00 a 36.00 a 39.00 43.00 g 34.00 a 21.00 d 5.00 a 0.00 -35.00
1964 -17.00 -6.00 4.00 e 22.00 a 25.00 a 32.00 a 39.00 30.00 c 26.00 d 17.00 i 2.00 c -10.00 b -17.00
1965 -7.00 c 3.00 1.00 22.00 27.00 a 36.00 e 41.00 a 30.00 7.00 f 17.00 e 14.00 k -7.00 h -7.00
1966 -7.00 d 2.00 e -1.00 b 10.00 25.00 b 28.00 a 41.00 b 33.00 e 27.00 e 18.00 10.00 a -4.00 b -7.00
1967 -3.00 a 4.00 10.00 20.00 20.00 a 36.00 43.00 42.00 c 32.00 14.00 0.00 -11.00 -11.00
1968 -11.00 0.00 5.00 17.00 b 27.00 33.00 37.00 34.00 b 25.00 a 17.00 ----- z 0.00 -11.00
1969 3.00 b -8.00 2.00 11.00 28.00 32.00 40.00 42.00 34.00 14.00 7.00 0.00 -8.00
1970 -7.00 6.00 10.00 a 12.00 25.00 33.00 42.00 42.00 22.00 17.00 12.00 -12.00 -12.00
1971 -18.00 3.00 a -2.00 b 12.00 c 29.00 b 33.00 39.00 43.00 20.00 -6.00 b 1.00 b 1.00 -18.00
1972 -10.00 a -4.00 d 10.00 b 20.00 a 13.00 39.00 39.00 40.00 28.00 15.00 8.00 a -18.00 -18.00
1973 -18.00 -4.00 12.00 8.00 28.00 29.00 40.00 38.00 26.00 21.00 -3.00 -2.00 b -18.00
1974 -20.00 -2.00 6.00 16.00 26.00 a 34.00 40.00 36.00 26.00 23.00 6.00 -5.00 -20.00
1975 -8.00 8.00 10.00 13.00 a 26.00 33.00 38.00 32.00 24.00 15.00 c -6.00 4.00 o -8.00
1976 -11.00 d -12.00 6.00 18.00 25.00 33.00 42.00 34.00 27.00 9.00 a -11.00 -3.00 -12.00
1977 -11.00 1.00 4.00 14.00 25.00 39.00 41.00 40.00 30.00 18.00 -14.00 a 4.00 c -14.00
1978 8.00 u 10.00 i 15.00 24.00 27.00 a 37.00 42.00 d 37.00 d 25.00 c 17.00 m 0.00 w -20.00 q -20.00
1979 -20.00 z 10.00 u 14.00 t 12.00 25.00 34.00 b 41.00 41.00 31.00 17.00 -5.00 0.00 -20.00
1980 -13.00 -7.00 12.00 15.00 28.00 36.00 41.00 36.00 30.00 17.00 6.00 9.00 -13.00
1981 3.00 -6.00 c 15.00 b 16.00 27.00 34.00 40.00 39.00 32.00 24.00 8.00 -6.00 -6.00
1982 -11.00 -23.00 17.00 12.00 25.00 30.00 37.00 46.00 33.00 19.00 4.00 -2.00 -23.00
1983 -3.00 3.00 15.00 14.00 26.00 35.00 39.00 43.00 25.00 20.00 -7.00 -18.00 -18.00
1984 -28.00 -5.00 9.00 15.00 21.00 33.00 41.00 42.00 25.00 11.00 10.00 -4.00 -28.00
1985 -15.00 -18.00 9.00 22.00 28.00 36.00 47.00 38.00 18.00 21.00 4.00 -5.00 -18.00
1986 3.00 -1.00 a 23.00 27.00 27.00 42.00 44.00 44.00 30.00 20.00 l 14.00 -7.00 -7.00
1987 -10.00 8.00 10.00 a 18.00 30.00 38.00 41.00 39.00 28.00 18.00 14.00 i 2.00 -10.00
1988 -2.00 3.00 7.00 14.00 27.00 35.00 42.00 44.00 27.00 27.00 8.00 1.00 -2.00
1989 -10.00 -29.00 9.00 15.00 29.00 34.00 43.00 41.00 24.00 20.00 a 7.00 -15.00 -29.00
1990 -6.00 2.00 20.00 23.00 23.00 31.00 45.00 40.00 37.00 22.00 8.00 -35.00 -35.00
1991 -8.00 -5.00 12.00 16.00 27.00 40.00 ----- z ----- z ----- z ----- z -2.00 3.00 -8.00
1992 -6.00 8.00 18.00 22.00 31.00 36.00 40.00 ----- z 29.00 18.00 -3.00 -2.00 -6.00
1993 -13.00 -10.00 11.00 23.00 29.00 36.00 ----- z ----- z ----- z ----- z ----- z ----- z -13.00
1994 ----- z ----- z ----- z 20.00 29.00 35.00 42.00 j 39.00 24.00 l 17.00 0.00 3.00 i 0.00
1995 -1.00 b -10.00 11.00 17.00 26.00 33.00 a 38.00 i 37.00 18.00 14.00 9.00 -6.00 -10.00
1996 -10.00 -21.00 6.00 k 15.00 l 24.00 34.00 j 40.00 34.00 22.00 12.00 m 7.00 -14.00 -21.00
1997 -15.00 b -5.00 k 3.00 7.00 j 29.00 42.00 j 40.00 44.00 36.00 17.00 j 4.00 m -2.00 a -15.00
1998 4.00 9.00 7.00 l 23.00 28.00 k 37.00 47.00 47.00 i 40.00 n 26.00 v 15.00 l -20.00 -20.00
1999 -4.00 -1.00 7.00 b 15.00 25.00 33.00 b 44.00 41.00 b 30.00 b 11.00 b 2.00 0.00 c -4.00
2000 1.00 e 5.00 b 16.00 d 19.00 c 22.00 f 36.00 d 36.00 a ----- z 26.00 d 20.00 j -2.00 l 2.00 -2.00
2001 -6.00 b -15.00 17.00 a 23.00 b 27.00 27.00 c 40.00 b 43.00 a 29.00 a 14.00 e ----- z ----- z -15.00
Period of Record Statistics
MEAN -9.17 -3.49 9.60 17.27 26.08 34.43 40.89 38.91 27.46 16.90 3.23 -5.85 -16.69
S.D. 8.38 9.31 5.96 4.58 3.17 3.18 2.49 4.23 4.61 5.80 6.97 8.94 8.84
SKEW -0.85 -0.94 0.10 0.07 -2.05 -0.10 0.61 -0.53 -0.02 -1.90 -0.68 -1.20 -0.42
MAX 4.00 9.00 23.00 27.00 31.00 42.00 47.00 46.00 37.00 27.00 14.00 9.00 -2.00
MIN -35.00 -29.00 -2.00 8.00 13.00 27.00 36.00 30.00 18.00 -6.00 -14.00 -35.00 -35.00
NO YRS 36 35 35 37 37 37 35 33 35 31 31 34 16