BIG FALLS HYDRO, ta

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(470773)

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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 ----- 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 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1963 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1964 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1965 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1966 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1967 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1968 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1969 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1970 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1971 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1972 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1973 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1974 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1975 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1976 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1977 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1978 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1979 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1980 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1981 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1982 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1983 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 47.00 a 25.00 24.00 10.00 -41.00 -41.00
1984 -38.00 -11.00 -23.00 17.00 25.00 38.00 38.00 40.00 24.00 19.00 a 5.00 -22.00 a -38.00
1985 -33.00 -37.00 -14.00 13.00 32.00 28.00 a 40.00 42.00 28.00 18.00 -22.00 -32.00 -37.00
1986 -33.00 -32.00 -15.00 a 16.00 26.00 30.00 46.00 35.00 28.00 24.00 -7.00 -20.00 -33.00
1987 -35.00 -4.00 0.00 10.00 14.00 32.00 ----- z 32.00 25.00 9.00 1.00 -21.00 -35.00
1988 -35.00 a -35.00 a -3.00 a 18.00 26.00 35.00 39.00 37.00 32.00 7.00 10.00 -25.00 -35.00
1989 -25.00 -35.00 -20.00 12.00 21.00 33.00 45.00 42.00 25.00 17.00 -8.00 -32.00 -35.00
1990 -13.00 -30.00 -8.00 11.00 23.00 31.00 42.00 41.00 33.00 22.00 8.00 -33.00 -33.00
1991 -33.00 -29.00 -7.00 19.00 28.00 45.00 42.00 43.00 25.00 15.00 -13.00 -24.00 -33.00
1992 -22.00 -19.00 -10.00 11.00 23.00 28.00 39.00 36.00 24.00 11.00 8.00 -27.00 -27.00
1993 -27.00 -22.00 -24.00 9.00 24.00 28.00 42.00 40.00 23.00 9.00 -8.00 -30.00 -30.00
1994 -40.00 -35.00 0.00 8.00 24.00 30.00 40.00 38.00 31.00 21.00 8.00 -14.00 -40.00
1995 -20.00 -27.00 -28.00 -1.00 25.00 i 35.00 l 44.00 l 46.00 25.00 j 23.00 i -16.00 k -21.00 m -28.00
1996 -49.00 a -51.00 j -25.00 l 7.00 l 24.00 j 37.00 l 41.00 i 45.00 i 32.00 k 13.00 -12.00 k -32.00 l -51.00
1997 -23.00 i -18.00 -8.00 m 5.00 22.00 k 40.00 j 37.00 i 40.00 j 32.00 k 18.00 a -10.00 l -7.00 j -23.00
1998 -27.00 k -2.00 -9.00 i 25.00 i 30.00 k 32.00 45.00 i 41.00 j 30.00 20.00 k 16.00 l -29.00 l -29.00
1999 -32.00 k -10.00 h -4.00 h 22.00 i 28.00 k 32.00 h 43.00 i 41.00 i 24.00 i 14.00 j 7.00 j -29.00 k -32.00
2000 -32.00 j -18.00 h 5.00 j 15.00 l 28.00 i 34.00 h 44.00 k 40.00 h 26.00 j 20.00 i 2.00 j -30.00 l -32.00
2001 -19.00 i -25.00 i -5.00 l 16.00 j 29.00 i 35.00 j 41.00 k 43.00 h 28.00 k 16.00 h 16.00 j -5.00 k -25.00
2002 -16.00 i -15.00 -19.00 k 6.00 19.00 j 38.00 l 46.00 k 42.00 i 28.00 j 5.00 i 4.00 l -8.00 l -19.00
2003 -24.00 j -32.00 k -29.00 k 5.00 i 25.00 j 39.00 m 42.00 j 42.00 j 20.00 i 12.00 h 0.00 l -16.00 l -32.00
2004 -25.00 j -31.00 j -8.00 j 19.00 i 21.00 l 35.00 h 42.00 j 34.00 j 28.00 i 22.00 k 6.00 k -34.00 l -34.00
2005 -27.00 k -23.00 h -23.00 i 22.00 k 19.00 k 42.00 h 44.00 k 40.00 h 26.00 i 20.00 j -2.00 n -15.00 q -27.00
2006 -8.00 k -33.00 h -7.00 i 17.00 k 31.00 41.00 48.00 50.00 32.00 21.00 6.00 -2.00 -33.00
2007 -16.00 -27.00 -10.00 12.00 31.00 42.00 46.00 47.00 28.00 25.00 5.00 -19.00 -27.00
2008 -29.00 -23.00 -20.00 12.00 30.00 44.00 47.00 39.00 35.00 24.00 5.00 -18.00 -29.00
2009 -32.00 -20.00 a -14.00 22.00 30.00 34.00 44.00 40.00 31.00 23.00 20.00 -11.00 -32.00
2010 -20.00 a -10.00 6.00 21.00 28.00 43.00 51.00 48.00 35.00 21.00 8.00 -21.00 a -21.00
2011 -30.00 -28.00 -4.00 20.00 29.00 39.00 53.00 49.00 32.00 24.00 14.00 -3.00 -30.00
2012 -18.00 -1.00 1.00 26.00 36.00 39.00 50.00 45.00 q 30.00 g 21.00 r ----- z ----- z -18.00
Period of Record Statistics
MEAN -28.84 -21.90 -10.72 13.35 26.72 35.37 44.24 41.68 28.74 18.25 2.78 -21.94 -32.00
S.D. 9.15 11.27 9.74 6.56 4.98 5.79 4.53 5.07 3.91 5.75 10.45 10.18 4.88
SKEW -0.14 0.49 -0.10 -0.09 -0.59 0.26 0.38 0.01 0.08 -0.65 -0.78 0.32 0.45
MAX -13.00 -1.00 6.00 26.00 36.00 45.00 53.00 50.00 35.00 25.00 20.00 -2.00 -21.00
MIN -49.00 -37.00 -28.00 -1.00 14.00 28.00 38.00 32.00 23.00 7.00 -22.00 -41.00 -40.00
NO YRS 19 21 18 20 18 19 17 19 19 20 18 18 15