PETERSONS RANCH, WASHINGTON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(451760)

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
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 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
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 33.00 t 30.00 32.00 34.00 38.00 45.00 a 48.00 44.00 43.00 37.00 a 20.00 30.00 20.00
1960 16.00 21.00 17.00 33.00 37.00 40.00 43.00 44.00 a 41.00 36.00 30.00 30.00 16.00
1961 28.00 32.00 31.00 32.00 39.00 45.00 47.00 48.00 37.00 34.00 27.00 17.00 17.00
1962 9.00 17.00 28.00 35.00 35.00 40.00 38.00 45.00 42.00 37.00 29.00 24.00 9.00
1963 8.00 25.00 29.00 32.00 38.00 41.00 43.00 46.00 46.00 36.00 25.00 24.00 8.00
1964 29.00 26.00 29.00 31.00 32.00 43.00 47.00 40.00 42.00 32.00 29.00 4.00 4.00
1965 27.00 29.00 29.00 29.00 32.00 37.00 44.00 40.00 37.00 41.00 35.00 24.00 24.00
1966 26.00 28.00 29.00 34.00 a 29.00 35.00 46.00 44.00 44.00 36.00 30.00 30.00 26.00
1967 29.00 24.00 20.00 29.00 34.00 43.00 47.00 46.00 44.00 36.00 a 31.00 24.00 20.00
1968 21.00 30.00 29.00 29.00 29.00 40.00 46.00 45.00 45.00 37.00 30.00 4.00 4.00
1969 8.00 20.00 29.00 35.00 a 34.00 47.00 44.00 42.00 39.00 33.00 29.00 29.00 8.00
1970 26.00 32.00 30.00 32.00 34.00 43.00 44.00 44.00 39.00 35.00 24.00 29.00 24.00
1971 22.00 18.00 15.00 33.00 36.00 41.00 41.00 46.00 41.00 28.00 30.00 26.00 15.00
1972 13.00 21.00 30.00 29.00 a 35.00 43.00 34.00 43.00 34.00 34.00 32.00 5.00 5.00
1973 15.00 26.00 32.00 29.00 34.00 36.00 41.00 38.00 40.00 36.00 30.00 31.00 15.00
1974 14.00 30.00 25.00 32.00 34.00 42.00 48.00 c 45.00 40.00 37.00 35.00 29.00 14.00
1975 24.00 25.00 28.00 30.00 34.00 40.00 43.00 44.00 46.00 38.00 24.00 27.00 24.00
1976 28.00 22.00 20.00 31.00 36.00 38.00 45.00 47.00 42.00 39.00 26.00 27.00 20.00
1977 20.00 31.00 25.00 28.00 37.00 39.00 42.00 50.00 40.00 40.00 22.00 30.00 20.00
1978 24.00 30.00 29.00 32.00 38.00 42.00 45.00 49.00 41.00 37.00 23.00 10.00 10.00
1979 12.00 13.00 30.00 35.00 36.00 36.00 46.00 44.00 42.00 39.00 29.00 28.00 12.00
1980 9.00 24.00 30.00 32.00 37.00 n ----- z ----- z 42.00 c 44.00 c 38.00 c 33.00 25.00 9.00
1981 33.00 25.00 a 32.00 g 31.00 a 38.00 43.00 42.00 a 44.00 45.00 b 39.00 32.00 28.00 25.00
1982 18.00 19.00 b 27.00 a 30.00 40.00 44.00 a 48.00 45.00 44.00 38.00 30.00 27.00 18.00
1983 28.00 34.00 36.00 31.00 39.00 43.00 47.00 49.00 38.00 36.00 32.00 9.00 9.00
1984 25.00 32.00 34.00 32.00 34.00 36.00 41.00 43.00 39.00 32.00 30.00 18.00 18.00
1985 22.00 12.00 27.00 31.00 29.00 38.00 45.00 41.00 42.00 28.00 12.00 15.00 12.00
1986 29.00 27.00 29.00 29.00 34.00 42.00 42.00 44.00 39.00 40.00 32.00 31.00 27.00
1987 20.00 28.00 32.00 35.00 38.00 39.00 43.00 43.00 41.00 35.00 34.00 25.00 20.00
1988 26.00 22.00 30.00 34.00 36.00 39.00 44.00 44.00 40.00 37.00 31.00 25.00 22.00
1989 26.00 5.00 23.00 32.00 35.00 40.00 a 43.00 45.00 38.00 35.00 31.00 25.00 5.00
1990 31.00 14.00 29.00 35.00 38.00 43.00 44.00 42.00 45.00 33.00 30.00 2.00 2.00
1991 24.00 35.00 30.00 28.00 36.00 33.00 43.00 40.00 39.00 32.00 30.00 u 32.00 24.00
1992 32.00 35.00 33.00 33.00 33.00 45.00 48.00 46.00 40.00 35.00 32.00 28.00 28.00
1993 21.00 24.00 33.00 34.00 40.00 42.00 45.00 43.00 37.00 42.00 21.00 24.00 21.00
1994 33.00 22.00 31.00 38.00 39.00 43.00 43.00 44.00 45.00 32.00 26.00 24.00 22.00
1995 27.00 ----- z 30.00 34.00 ----- z 43.00 ----- z 44.00 ----- z 33.00 33.00 28.00 27.00
1996 13.00 13.00 26.00 34.00 30.00 41.00 40.00 a 45.00 40.00 36.00 29.00 29.00 13.00
1997 20.00 21.00 31.00 31.00 37.00 41.00 46.00 51.00 46.00 37.00 34.00 30.00 20.00
1998 21.00 30.00 31.00 34.00 40.00 45.00 50.00 47.00 43.00 38.00 33.00 13.00 13.00
1999 30.00 a 30.00 32.00 31.00 c 34.00 c 35.00 a 45.00 49.00 36.00 36.00 b 34.00 26.00 26.00
2000 31.00 a 31.00 30.00 c 32.00 38.00 b 42.00 43.00 a 42.00 42.00 b 38.00 26.00 27.00 26.00
2001 28.00 26.00 27.00 a 30.00 36.00 40.00 a 48.00 45.00 a 43.00 37.00 33.00 32.00 26.00
2002 25.00 31.00 25.00 32.00 33.00 41.00 43.00 43.00 41.00 32.00 34.00 32.00 25.00
2003 33.00 ----- z 32.00 32.00 35.00 43.00 42.00 44.00 42.00 ----- z 26.00 25.00 25.00
2004 15.00 31.00 34.00 32.00 42.00 42.00 46.00 50.00 47.00 38.00 30.00 29.00 15.00
2005 24.00 28.00 32.00 32.00 40.00 40.00 45.00 47.00 37.00 39.00 32.00 25.00 24.00
2006 31.00 22.00 30.00 32.00 ----- z 42.00 44.00 45.00 44.00 33.00 22.00 28.00 22.00
2007 15.00 29.00 30.00 32.00 36.00 40.00 48.00 45.00 40.00 35.00 31.00 ----- z 15.00
2008 22.00 31.00 31.00 31.00 32.00 40.00 a 42.00 44.00 40.00 38.00 35.00 15.00 15.00
2009 26.00 e 29.00 28.00 31.00 37.00 43.00 47.00 46.00 43.00 36.00 32.00 14.00 14.00
2010 33.00 33.00 31.00 31.00 35.00 42.00 45.00 44.00 44.00 40.00 12.00 24.00 12.00
2011 23.00 15.00 29.00 31.00 34.00 43.00 44.00 45.00 b 44.00 a 38.00 a 31.00 27.00 15.00
2012 25.00 b 29.00 27.00 32.00 g 31.00 l 39.00 f 45.00 j 45.00 h 40.00 g 37.00 b 34.00 c 0.00 0.00
2013 22.00 e 0.00 31.00 c 43.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 0.00
Period of Record Statistics
MEAN 22.96 24.85 28.83 31.91 35.58 40.94 44.27 44.62 41.40 36.06 29.00 23.09 16.07
S.D. 6.97 7.45 3.97 2.06 3.01 2.91 2.86 2.64 2.93 2.92 5.10 8.55 6.99
SKEW -0.57 -1.19 -1.53 0.33 -0.30 -0.64 -0.84 0.19 -0.22 -0.65 -1.56 -1.34 -0.19
MAX 33.00 35.00 36.00 38.00 42.00 47.00 50.00 51.00 47.00 42.00 35.00 32.00 28.00
MIN 8.00 0.00 15.00 28.00 29.00 33.00 34.00 38.00 34.00 28.00 12.00 0.00 2.00
NO YRS 54 53 54 53 50 52 51 53 52 53 53 53 43