SKAMANIA FISH HATCHERY,

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(457696)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1965 ----- z 28.00 c 20.00 25.00 29.00 34.00 38.00 35.00 26.00 32.00 25.00 15.00 15.00
1966 20.00 22.00 25.00 28.00 28.00 29.00 40.00 36.00 35.00 26.00 26.00 26.00 20.00
1967 29.00 26.00 23.00 27.00 27.00 38.00 39.00 37.00 32.00 29.00 23.00 15.00 15.00
1968 18.00 24.00 24.00 23.00 30.00 37.00 39.00 40.00 37.00 31.00 27.00 0.00 0.00
1969 5.00 l 25.00 23.00 27.00 28.00 40.00 39.00 35.00 32.00 29.00 26.00 27.00 5.00
1970 20.00 28.00 26.00 26.00 31.00 37.00 39.00 36.00 28.00 27.00 21.00 18.00 18.00
1971 15.00 22.00 15.00 27.00 32.00 35.00 34.00 40.00 33.00 20.00 21.00 24.00 15.00
1972 11.00 20.00 25.00 27.00 28.00 38.00 39.00 40.00 26.00 24.00 29.00 3.00 3.00
1973 16.00 23.00 26.00 26.00 30.00 31.00 38.00 33.00 32.00 28.00 23.00 28.00 16.00
1974 7.00 25.00 25.00 27.00 32.00 33.00 39.00 39.00 32.00 29.00 26.00 23.00 7.00
1975 19.00 22.00 24.00 24.00 29.00 35.00 42.00 37.00 34.00 30.00 21.00 26.00 19.00
1976 21.00 21.00 19.00 25.00 28.00 29.00 35.00 38.00 35.00 27.00 20.00 20.00 19.00
1977 9.00 25.00 25.00 24.00 28.00 35.00 38.00 40.00 35.00 31.00 20.00 26.00 9.00
1978 19.00 24.00 22.00 25.00 28.00 35.00 38.00 39.00 32.00 30.00 18.00 10.00 10.00
1979 7.00 10.00 29.00 32.00 31.00 38.00 h 39.00 38.00 37.00 35.00 22.00 24.00 7.00
1980 7.00 a 19.00 26.00 25.00 a 29.00 34.00 36.00 37.00 36.00 26.00 26.00 21.00 7.00
1981 30.00 21.00 24.00 25.00 31.00 a 34.00 34.00 36.00 36.00 29.00 24.00 27.00 21.00
1982 9.00 16.00 26.00 27.00 30.00 36.00 37.00 41.00 35.00 27.00 24.00 23.00 9.00
1983 25.00 33.00 30.00 27.00 29.00 37.00 42.00 39.00 29.00 29.00 28.00 9.00 9.00
1984 20.00 26.00 28.00 28.00 32.00 32.00 39.00 40.00 32.00 29.00 28.00 14.00 14.00
1985 19.00 8.00 24.00 28.00 26.00 35.00 38.00 36.00 37.00 24.00 11.00 10.00 8.00
1986 25.00 23.00 27.00 26.00 28.00 36.00 37.00 38.00 33.00 32.00 28.00 25.00 23.00
1987 17.00 20.00 26.00 28.00 31.00 32.00 39.00 35.00 31.00 31.00 28.00 20.00 17.00
1988 24.00 14.00 25.00 30.00 33.00 35.00 36.00 35.00 28.00 33.00 30.00 23.00 14.00
1989 24.00 3.00 19.00 31.00 31.00 36.00 38.00 39.00 31.00 22.00 23.00 16.00 3.00
1990 21.00 10.00 22.00 26.00 25.00 36.00 36.00 35.00 30.00 17.00 19.00 2.00 2.00
1991 20.00 27.00 27.00 28.00 34.00 30.00 39.00 34.00 33.00 23.00 18.00 21.00 18.00
1992 24.00 24.00 29.00 29.00 31.00 38.00 45.00 39.00 33.00 28.00 20.00 17.00 17.00
1993 17.00 10.00 20.00 30.00 37.00 38.00 45.00 40.00 32.00 33.00 16.00 24.00 10.00
1994 25.00 19.00 26.00 30.00 m 32.00 36.00 42.00 42.00 38.00 29.00 21.00 19.00 19.00
1995 19.00 12.00 23.00 25.00 33.00 40.00 42.00 ----- z 38.00 28.00 24.00 25.00 12.00
1996 10.00 10.00 25.00 23.00 30.00 32.00 39.00 38.00 26.00 28.00 24.00 14.00 10.00
1997 11.00 22.00 19.00 21.00 22.00 35.00 32.00 34.00 26.00 17.00 25.00 22.00 11.00
1998 20.00 28.00 a 19.00 27.00 34.00 38.00 45.00 36.00 33.00 20.00 26.00 6.00 6.00
1999 16.00 30.00 26.00 29.00 30.00 35.00 40.00 41.00 32.00 31.00 31.00 23.00 16.00
2000 24.00 26.00 28.00 28.00 31.00 35.00 41.00 38.00 36.00 31.00 18.00 18.00 18.00
2001 18.00 26.00 28.00 29.00 32.00 39.00 45.00 41.00 a 39.00 30.00 28.00 22.00 18.00
2002 25.00 27.00 24.00 30.00 29.00 39.00 40.00 42.00 36.00 29.00 27.00 29.00 24.00
2003 29.00 24.00 28.00 32.00 33.00 42.00 42.00 44.00 40.00 32.00 23.00 24.00 23.00
2004 9.00 29.00 31.00 30.00 36.00 39.00 47.00 48.00 39.00 33.00 27.00 30.00 9.00
2005 23.00 25.00 29.00 34.00 35.00 40.00 45.00 45.00 32.00 32.00 25.00 16.00 16.00
2006 33.00 18.00 28.00 29.00 ----- z 41.00 41.00 38.00 38.00 27.00 21.00 22.00 18.00
2007 13.00 22.00 27.00 26.00 30.00 37.00 42.00 40.00 35.00 26.00 23.00 23.00 13.00
2008 19.00 22.00 24.00 23.00 30.00 36.00 38.00 40.00 29.00 24.00 26.00 9.00 9.00
2009 19.00 20.00 22.00 24.00 29.00 35.00 37.00 ----- z 33.00 ----- z 25.00 ----- z 19.00
2010 29.00 26.00 25.00 29.00 33.00 39.00 43.00 41.00 42.00 33.00 13.00 23.00 13.00
2011 24.00 12.00 30.00 28.00 30.00 39.00 b 41.00 43.00 38.00 30.00 a 25.00 a 25.00 12.00
2012 25.00 a 28.00 26.00 29.00 30.00 39.00 40.00 a 40.00 36.00 a 34.00 34.00 30.00 a 25.00
2013 23.00 29.00 27.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 23.00
Period of Record Statistics
MEAN 19.30 21.51 24.88 27.17 30.32 35.98 39.56 38.65 33.50 28.19 23.69 19.51 13.32
S.D. 6.57 6.58 3.36 2.64 2.75 3.04 3.18 3.07 3.88 4.20 4.45 7.47 6.25
SKEW -0.24 -0.90 -0.66 0.14 -0.17 -0.40 0.18 0.56 -0.18 -0.96 -0.52 -0.94 -0.13
MAX 33.00 33.00 31.00 34.00 37.00 42.00 47.00 48.00 42.00 35.00 34.00 30.00 25.00
MIN 7.00 3.00 15.00 21.00 22.00 29.00 32.00 33.00 26.00 17.00 11.00 0.00 0.00
NO YRS 47 49 49 47 47 47 48 46 48 47 48 47 41