POMEROY, WASHINGTON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(456610)

File last updated on Apr 4, 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
1891 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.00 h ----- z 17.00 17.00
1892 6.00 ----- z 32.00 32.00 ----- z 37.00 47.00 55.00 42.00 35.00 ----- z ----- z 6.00
1893 ----- z ----- z ----- z 32.00 ----- z 44.00 51.00 ----- z 32.00 31.00 23.00 25.00 g 23.00
1894 11.00 9.00 23.00 31.00 37.00 43.00 ----- z 43.00 46.00 ----- z ----- z ----- z 9.00
1895 ----- z ----- z ----- z ----- z 38.00 ----- z 50.00 53.00 ----- z 35.00 21.00 17.00 17.00
1896 ----- z ----- z 8.00 ----- z 33.00 46.00 57.00 54.00 42.00 33.00 a -7.00 10.00 a -7.00
1897 -1.00 28.00 ----- z 37.00 ----- z 42.00 52.00 55.00 47.00 34.00 ----- z 14.00 -1.00
1898 ----- z 30.00 17.00 34.00 37.00 46.00 52.00 54.00 44.00 36.00 24.00 1.00 1.00
1899 4.00 -12.00 a 29.00 33.00 32.00 46.00 54.00 42.00 48.00 30.00 31.00 17.00 -12.00
1900 20.00 2.00 35.00 31.00 42.00 48.00 ----- z ----- z ----- z ----- z ----- z ----- z 2.00
1901 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 46.00 36.00 35.00 22.00 20.00 20.00
1902 -10.00 8.00 21.00 a 22.00 36.00 34.00 34.00 35.00 34.00 32.00 19.00 18.00 -10.00
1903 18.00 13.00 21.00 22.00 28.00 41.00 36.00 43.00 32.00 31.00 23.00 17.00 13.00
1904 10.00 17.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 10.00
1905 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1906 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1907 3.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 3.00
1908 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1909 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1910 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1911 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1912 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1913 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1916 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1917 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1918 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1919 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1920 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1921 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1922 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1923 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 25.00 6.00 6.00
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z 31.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 31.00
1926 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1927 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1928 ----- z ----- z ----- z ----- z ----- z ----- z 48.00 44.00 l ----- z ----- z ----- z ----- z 44.00
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 42.00 s 31.00 25.00 8.00 16.00 8.00
1930 -19.00 26.00 23.00 24.00 34.00 a 37.00 45.00 40.00 37.00 24.00 ----- z ----- z -19.00
1931 ----- z 20.00 20.00 26.00 30.00 37.00 35.00 40.00 30.00 a 25.00 0.00 6.00 0.00
1932 11.00 -5.00 22.00 29.00 31.00 a 39.00 40.00 ----- z 34.00 26.00 24.00 -11.00 -11.00
1933 9.00 -9.00 22.00 24.00 31.00 a 37.00 38.00 ----- z ----- z 25.00 a 21.00 21.00 -9.00
1934 22.00 24.00 a 21.00 c 29.00 32.00 a 37.00 b 37.00 40.00 24.00 b 31.00 c 31.00 24.00 21.00
1935 -15.00 19.00 18.00 19.00 28.00 34.00 39.00 33.00 28.00 5.00 0.00 12.00 -15.00
1936 0.00 -16.00 10.00 11.00 35.00 37.00 40.00 37.00 29.00 11.00 7.00 12.00 -16.00
1937 -18.00 -2.00 27.00 28.00 31.00 40.00 40.00 33.00 30.00 30.00 24.00 20.00 -18.00
1938 4.00 12.00 25.00 25.00 30.00 38.00 42.00 37.00 40.00 26.00 12.00 12.00 4.00
1939 20.00 -10.00 18.00 26.00 31.00 31.00 38.00 38.00 33.00 25.00 22.00 18.00 -10.00
1940 12.00 23.00 24.00 29.00 33.00 40.00 45.00 39.00 44.00 34.00 5.00 9.00 5.00
1941 15.00 21.00 17.00 26.00 37.00 40.00 46.00 41.00 31.00 28.00 18.00 7.00 7.00
1942 -11.00 15.00 20.00 28.00 27.00 34.00 43.00 35.00 30.00 23.00 21.00 15.00 -11.00
1943 -6.00 b 19.00 10.00 30.00 29.00 38.00 40.00 40.00 31.00 26.00 a 22.00 15.00 -6.00
1944 11.00 5.00 14.00 29.00 27.00 37.00 37.00 40.00 29.00 33.00 12.00 10.00 5.00
1945 17.00 17.00 7.00 20.00 36.00 34.00 a 40.00 33.00 30.00 a 25.00 19.00 3.00 3.00
1946 19.00 19.00 20.00 b 29.00 32.00 35.00 42.00 36.00 30.00 22.00 20.00 6.00 6.00
1947 -5.00 15.00 19.00 27.00 36.00 36.00 46.00 40.00 34.00 30.00 20.00 18.00 -5.00
1948 14.00 a 5.00 15.00 c 25.00 30.00 45.00 42.00 42.00 32.00 22.00 23.00 -1.00 -1.00
1949 -6.00 g 7.00 25.00 28.00 29.00 36.00 43.00 40.00 37.00 19.00 17.00 3.00 -6.00
1950 -18.00 -17.00 15.00 25.00 b 30.00 36.00 47.00 42.00 26.00 26.00 22.00 16.00 -18.00
1951 -1.00 5.00 20.00 19.00 29.00 34.00 44.00 40.00 32.00 18.00 20.00 12.00 -1.00
1952 -8.00 20.00 20.00 20.00 38.00 b ----- z 35.00 35.00 35.00 28.00 5.00 10.00 -8.00
1953 29.00 20.00 24.00 24.00 35.00 40.00 42.00 41.00 34.00 27.00 22.00 22.00 20.00
1954 -10.00 20.00 11.00 25.00 20.00 34.00 42.00 43.00 29.00 24.00 19.00 17.00 -10.00
1955 17.00 12.00 6.00 23.00 30.00 42.00 38.00 40.00 31.00 32.00 -10.00 10.00 -10.00
1956 -10.00 -12.00 a 12.00 25.00 34.00 38.00 44.00 43.00 33.00 29.00 10.00 5.00 -12.00
1957 -22.00 -5.00 24.00 30.00 37.00 40.00 44.00 40.00 27.00 27.00 16.00 22.00 -22.00
1958 20.00 b 26.00 20.00 28.00 35.00 a 42.00 42.00 45.00 30.00 22.00 10.00 22.00 a 10.00
1959 -5.00 15.00 23.00 n 25.00 27.00 a 37.00 43.00 a 39.00 30.00 23.00 -14.00 10.00 -14.00
1960 -9.00 3.00 a 8.00 30.00 m 28.00 q 34.00 42.00 37.00 30.00 25.00 21.00 15.00 -9.00
1961 5.00 30.00 20.00 23.00 32.00 41.00 40.00 47.00 29.00 21.00 10.00 -10.00 a -10.00
1962 -6.00 5.00 19.00 30.00 31.00 36.00 37.00 40.00 29.00 31.00 20.00 10.00 -6.00
1963 -9.00 14.00 22.00 30.00 31.00 40.00 39.00 42.00 36.00 27.00 18.00 10.00 -9.00
1964 22.00 17.00 21.00 19.00 31.00 37.00 43.00 39.00 33.00 29.00 19.00 -17.00 -17.00
1965 18.00 ----- z ----- z 23.00 31.00 40.00 a 45.00 a 36.00 29.00 28.00 23.00 e 10.00 10.00
1966 13.00 15.00 15.00 16.00 33.00 35.00 45.00 40.00 f 40.00 d 30.00 e 26.00 d 24.00 13.00
1967 21.00 21.00 19.00 27.00 28.00 41.00 b 47.00 45.00 38.00 30.00 14.00 h 4.00 4.00
1968 10.00 16.00 25.00 21.00 36.00 39.00 46.00 44.00 36.00 29.00 26.00 a -27.00 -27.00
1969 -6.00 15.00 20.00 29.00 30.00 46.00 43.00 39.00 34.00 23.00 b 20.00 20.00 -6.00
1970 8.00 24.00 17.00 26.00 34.00 40.00 45.00 44.00 d 26.00 g 24.00 f 7.00 9.00 7.00
1971 10.00 17.00 21.00 27.00 29.00 37.00 f 36.00 e 44.00 28.00 b 10.00 j 19.00 j 10.00 j 10.00
1972 -4.00 j -4.00 25.00 22.00 30.00 45.00 43.00 41.00 a 32.00 24.00 22.00 -11.00 -11.00
1973 -6.00 17.00 26.00 23.00 30.00 40.00 44.00 45.00 37.00 27.00 f 25.00 16.00 a -6.00
1974 -11.00 a 25.00 19.00 28.00 31.00 a 39.00 ----- z 45.00 32.00 29.00 21.00 19.00 a -11.00
1975 4.00 11.00 17.00 b 23.00 27.00 38.00 48.00 44.00 35.00 c 28.00 15.00 d 12.00 a 4.00
1976 12.00 g 10.00 11.00 25.00 34.00 35.00 42.00 42.00 36.00 26.00 15.00 15.00 i 10.00
1977 1.00 21.00 26.00 26.00 31.00 39.00 44.00 48.00 33.00 26.00 10.00 6.00 1.00
1978 -11.00 d 25.00 20.00 29.00 31.00 a 43.00 49.00 42.00 35.00 24.00 7.00 -11.00 -11.00
1979 -13.00 -4.00 22.00 30.00 34.00 38.00 44.00 48.00 a 40.00 28.00 12.00 18.00 -13.00
1980 -3.00 19.00 a 26.00 26.00 36.00 36.00 47.00 38.00 38.00 29.00 19.00 7.00 -3.00
1981 21.00 4.00 21.00 26.00 31.00 38.00 40.00 44.00 33.00 26.00 a 22.00 a 19.00 4.00
1982 -10.00 9.00 25.00 24.00 29.00 38.00 43.00 47.00 33.00 26.00 15.00 19.00 -10.00
1983 19.00 16.00 24.00 26.00 31.00 41.00 45.00 49.00 28.00 31.00 24.00 -15.00 -15.00
1984 10.00 21.00 23.00 29.00 35.00 34.00 42.00 45.00 32.00 12.00 a 15.00 5.00 5.00
1985 8.00 b 10.00 j 19.00 c 23.00 22.00 40.00 49.00 44.00 33.00 24.00 1.00 l -4.00 l -4.00
1986 13.00 i 12.00 28.00 a 26.00 32.00 40.00 43.00 50.00 35.00 30.00 12.00 l 20.00 12.00
1987 -1.00 11.00 13.00 31.00 30.00 34.00 43.00 a 43.00 k 34.00 27.00 n 20.00 n ----- z -1.00
1988 22.00 p 8.00 i 19.00 22.00 30.00 38.00 40.00 40.00 30.00 18.00 18.00 2.00 2.00
1989 8.00 -15.00 10.00 22.00 26.00 38.00 39.00 41.00 37.00 22.00 20.00 18.00 -15.00
1990 18.00 8.00 25.00 34.00 33.00 38.00 42.00 41.00 38.00 25.00 24.00 -16.00 -16.00
1991 9.00 21.00 20.00 28.00 34.00 42.00 j 42.00 35.00 k 37.00 i 15.00 23.00 12.00 m 9.00
1992 19.00 i 20.00 j 25.00 i 24.00 k 28.00 l 39.00 45.00 31.00 33.00 a 24.00 i 14.00 i 8.00 c 8.00
1993 6.00 p 5.00 i 8.00 27.00 38.00 45.00 42.00 35.00 30.00 28.00 -1.00 22.00 -1.00
1994 14.00 1.00 18.00 32.00 33.00 36.00 41.00 42.00 35.00 28.00 18.00 c 8.00 1.00
1995 5.00 5.00 19.00 25.00 34.00 37.00 45.00 37.00 32.00 16.00 14.00 10.00 5.00
1996 -15.00 ----- z 12.00 27.00 27.00 35.00 37.00 38.00 29.00 23.00 25.00 11.00 -15.00
1997 8.00 22.00 19.00 ----- z 30.00 37.00 41.00 42.00 35.00 27.00 19.00 14.00 8.00
1998 8.00 23.00 18.00 28.00 34.00 39.00 48.00 40.00 39.00 21.00 23.00 -3.00 a -3.00
1999 16.00 17.00 22.00 22.00 25.00 30.00 c 38.00 34.00 29.00 23.00 26.00 a 22.00 b 16.00
2000 14.00 a 20.00 25.00 32.00 29.00 37.00 c 41.00 39.00 a 27.00 26.00 14.00 4.00 4.00
2001 13.00 a 14.00 22.00 23.00 28.00 39.00 a 45.00 40.00 35.00 c 29.00 a 20.00 10.00 e 10.00
2002 14.00 11.00 16.00 24.00 32.00 34.00 39.00 38.00 32.00 7.00 10.00 18.00 7.00
2003 25.00 13.00 24.00 27.00 26.00 40.00 43.00 44.00 f 36.00 10.00 11.00 a 6.00 6.00
2004 -15.00 ----- z 22.00 26.00 31.00 37.00 44.00 46.00 37.00 e 28.00 16.00 15.00 -15.00
2005 12.00 15.00 25.00 27.00 34.00 37.00 45.00 43.00 b 31.00 e 30.00 20.00 a 4.00 a 4.00
2006 26.00 4.00 20.00 24.00 28.00 39.00 43.00 41.00 b 30.00 e 11.00 11.00 13.00 4.00
2007 -2.00 14.00 17.00 23.00 30.00 39.00 46.00 c 41.00 c 33.00 d 21.00 15.00 11.00 -2.00
2008 3.00 21.00 23.00 20.00 29.00 a 37.00 36.00 40.00 c 33.00 b 19.00 21.00 -10.00 a -10.00
2009 0.00 16.00 b 12.00 26.00 33.00 a 40.00 41.00 a 40.00 35.00 g 12.00 c 22.00 -2.00 -2.00
2010 19.00 19.00 22.00 ----- z 24.00 ----- z ----- z ----- z 37.00 27.00 -13.00 -11.00 -13.00
2011 -1.00 4.00 24.00 19.00 a 28.00 38.00 c 37.00 b 42.00 a 36.00 22.00 18.00 12.00 -1.00
2012 13.00 b 16.00 c 20.00 24.00 28.00 38.00 a 39.00 40.00 31.00 b 26.00 17.00 a 0.00 0.00
2013 0.00 20.00 19.00 a 35.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 0.00
Period of Record Statistics
MEAN 4.82 12.04 19.64 25.91 31.36 38.49 42.78 41.53 33.63 25.31 16.40 9.27 -5.17
S.D. 12.36 11.02 5.57 4.24 3.70 3.47 4.34 4.91 4.67 6.31 8.96 10.58 10.11
SKEW -0.24 -0.89 -0.36 -0.34 -0.08 0.47 0.52 0.70 0.91 -1.07 -1.47 -1.14 0.21
MAX 29.00 30.00 35.00 37.00 42.00 48.00 57.00 55.00 48.00 36.00 31.00 24.00 20.00
MIN -22.00 -17.00 6.00 11.00 20.00 30.00 34.00 31.00 24.00 5.00 -14.00 -27.00 -27.00
NO YRS 85 85 89 88 90 89 91 86 90 89 86 88 46