POMEROY, WASHINGTON

Monthly Average 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 49.04 h ----- z 31.48 31.48
1892 28.32 ----- z 40.39 39.83 ----- z 56.23 60.52 62.97 56.63 46.97 ----- z ----- z 48.98
1893 ----- z ----- z ----- z 38.80 ----- z 52.60 61.16 ----- z 52.13 41.87 34.87 34.38 g 46.91
1894 27.97 27.07 35.29 43.03 51.55 55.63 ----- z 64.81 53.47 ----- z ----- z ----- z 44.85
1895 ----- z ----- z ----- z ----- z 49.90 ----- z 62.71 60.90 ----- z 47.87 37.00 31.74 48.35
1896 ----- z ----- z 35.68 ----- z 46.42 59.17 69.29 64.00 53.80 45.43 a 29.20 37.27 a 48.92
1897 28.26 33.50 ----- z 45.87 ----- z 55.53 60.77 67.00 54.73 46.42 ----- z 30.58 46.96
1898 ----- z 38.50 33.71 44.63 48.42 58.20 63.32 67.87 56.10 44.71 34.23 24.74 46.77
1899 32.23 25.00 a 36.03 44.77 48.55 59.43 73.42 59.84 62.00 45.87 43.63 33.23 47.00
1900 34.87 29.14 43.00 46.50 51.16 59.73 ----- z ----- z ----- z ----- z ----- z ----- z 44.07
1901 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 54.71 44.90 42.77 36.60 29.65 41.73
1902 23.16 31.39 32.97 a 35.77 45.48 47.03 50.77 50.23 44.50 41.03 32.63 27.23 38.52
1903 30.48 23.61 31.71 34.80 42.00 52.57 51.10 50.97 44.80 40.26 33.57 27.10 38.58
1904 27.81 30.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 28.90
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 20.61 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 20.61
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 32.57 28.77 30.67
1924 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1925 ----- z ----- z ----- z ----- z 46.06 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 46.06
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 57.68 55.32 l ----- z ----- z ----- z ----- z 57.68
1929 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 53.58 s 43.80 41.23 26.73 32.39 36.04
1930 4.16 33.89 34.39 40.63 43.47 a 48.93 57.13 52.55 47.50 33.94 ----- z ----- z 39.66
1931 ----- z 29.25 34.16 37.57 44.58 50.03 51.19 50.16 43.79 a 34.23 28.43 25.48 38.99
1932 25.16 26.34 34.06 40.50 42.73 a 48.90 50.03 ----- z 43.60 36.90 36.20 19.32 36.71
1933 27.77 20.89 32.65 34.90 39.97 a 48.00 50.32 ----- z ----- z 37.30 a 31.60 34.16 35.76
1934 33.39 32.52 a 36.82 c 41.50 46.10 a 49.00 b 50.48 48.10 41.46 b 41.82 c 38.60 30.19 40.83
1935 25.74 28.75 30.81 35.30 39.74 48.23 50.71 47.48 43.27 34.29 25.93 26.29 36.38
1936 28.13 11.21 31.58 40.03 47.10 49.63 52.29 49.10 42.07 34.81 21.50 28.71 36.35
1937 4.84 25.89 34.87 38.00 43.71 48.93 53.03 48.42 44.27 40.52 35.37 30.26 37.34
1938 28.00 29.00 34.00 37.67 41.77 49.60 54.13 48.00 49.03 40.06 28.33 27.42 38.92
1939 31.00 24.71 33.39 37.83 43.48 47.33 51.87 48.97 45.90 36.19 31.07 35.16 38.91
1940 26.97 33.59 36.48 40.53 45.00 50.97 54.19 49.13 52.10 42.52 26.13 28.06 40.47
1941 27.77 30.68 33.65 39.23 44.65 49.07 54.48 52.06 44.80 36.87 33.30 28.03 39.55
1942 13.45 27.07 31.74 37.97 41.19 45.60 51.68 49.90 42.07 35.71 31.97 29.61 36.50
1943 18.10 b 29.82 29.52 40.67 40.29 45.80 51.97 48.35 43.67 39.20 a 30.97 26.06 37.03
1944 24.77 27.55 29.35 37.67 40.61 48.70 52.42 48.65 45.90 39.94 30.80 25.39 37.65
1945 30.48 31.18 31.65 35.23 43.52 45.21 a 52.58 49.16 40.31 a 38.61 32.33 23.97 37.85
1946 28.23 32.93 40.00 b 37.13 40.97 45.90 52.10 51.13 45.83 34.16 29.43 28.71 38.88
1947 22.13 27.39 33.94 38.33 47.61 48.83 53.35 51.55 48.97 42.35 31.90 29.39 39.65
1948 25.80 a 22.66 27.96 c 37.10 44.10 52.93 50.26 51.42 44.43 34.35 32.33 22.16 37.13
1949 6.54 g 25.86 33.06 39.93 46.42 49.13 54.52 51.77 47.33 33.68 34.17 25.48 40.12
1950 8.03 26.29 32.87 34.18 b 41.26 50.10 53.68 51.42 45.20 39.52 33.17 33.29 37.42
1951 26.65 27.00 28.77 33.77 43.03 47.07 52.65 50.87 44.77 39.19 29.60 23.26 37.22
1952 22.00 29.00 31.52 37.67 45.10 b ----- z 53.26 51.97 47.63 39.03 23.30 28.58 37.19
1953 37.81 30.75 33.74 37.30 42.87 46.30 50.29 53.06 45.87 39.55 35.97 31.26 40.40
1954 25.58 32.79 27.00 36.00 43.16 45.87 50.84 50.87 45.63 35.84 36.03 26.23 37.99
1955 25.94 24.96 26.65 34.83 40.71 51.40 53.61 50.55 44.80 40.16 26.20 23.71 36.96
1956 27.65 17.54 a 30.74 38.10 45.29 47.50 53.23 51.29 45.47 38.42 26.83 28.00 37.50
1957 10.13 26.50 32.32 37.03 45.94 51.00 52.10 48.71 45.70 38.26 27.60 31.19 37.21
1958 29.90 b 36.64 29.52 37.53 46.73 a 52.73 55.39 54.68 45.13 36.23 31.77 30.30 a 40.55
1959 26.71 27.89 35.47 n 38.47 39.70 a 49.40 50.97 a 47.90 44.53 35.52 20.87 22.10 36.73
1960 13.19 24.11 a 28.29 36.53 m 41.79 q 46.03 55.48 52.00 44.47 38.23 32.40 24.29 35.85
1961 23.77 34.46 32.32 36.53 43.29 52.13 54.00 55.23 41.43 36.19 23.50 27.80 a 38.39
1962 22.32 27.89 30.55 40.03 41.87 45.93 51.61 51.55 44.90 39.48 34.50 30.26 38.41
1963 15.48 30.25 32.65 37.17 41.90 49.90 50.19 51.87 50.43 40.77 34.93 26.16 38.48
1964 30.45 26.76 31.39 34.17 40.52 49.13 54.29 50.23 42.07 37.29 31.70 23.61 37.63
1965 28.97 ----- z ----- z 40.43 42.65 48.79 a 55.93 a 56.52 42.93 42.10 36.36 e 27.29 42.20
1966 30.32 30.75 33.13 35.73 43.32 47.87 52.35 53.12 f 50.92 d 38.31 e 34.54 d 32.90 39.10
1967 33.61 33.00 33.03 33.83 41.55 52.86 b 55.87 56.71 52.27 41.35 27.77 h 27.13 41.93
1968 28.06 33.17 36.71 34.37 46.55 51.17 56.03 53.52 48.17 38.65 33.90 a 23.42 40.31
1969 16.16 29.14 31.10 38.20 44.48 54.40 52.81 51.39 49.83 37.62 b 31.67 29.61 38.87
1970 26.97 32.32 30.29 33.77 43.94 54.20 58.32 53.63 d 43.04 g 36.60 f 31.87 26.16 39.15
1971 30.81 30.75 31.35 34.53 43.06 47.12 f 55.12 e 57.03 43.96 b 36.24 j 32.95 j 26.14 j 40.83
1972 24.71 j 28.83 35.58 35.20 45.61 50.57 54.48 55.60 a 44.77 37.00 33.63 21.00 40.21
1973 24.29 30.00 34.58 36.17 44.74 51.67 54.94 54.61 48.03 38.48 f 33.30 32.33 a 40.42
1974 21.63 a 33.82 33.26 39.60 40.50 a 51.60 ----- z 53.84 45.97 37.97 34.03 30.93 a 38.47
1975 25.97 28.86 29.52 b 32.63 42.61 48.10 59.06 52.06 45.22 c 43.06 32.12 d 28.17 a 38.95
1976 26.75 g 29.59 29.42 35.53 42.68 47.43 54.90 53.10 49.70 36.68 33.37 25.59 i 41.24
1977 21.42 32.68 33.81 40.50 41.39 53.83 55.03 57.45 46.77 39.68 33.00 31.26 40.57
1978 28.96 d 34.71 35.58 40.10 43.00 a 51.40 55.65 53.94 48.77 37.03 26.87 22.45 39.87
1979 9.26 29.25 32.81 38.27 45.16 50.00 55.65 55.53 a 49.93 42.58 29.87 30.26 39.05
1980 19.52 30.14 a 34.00 42.63 44.42 47.37 55.10 49.03 49.00 37.90 33.93 33.16 39.68
1981 31.90 29.75 32.90 38.30 44.71 49.27 52.94 54.87 45.90 38.57 a 33.79 a 30.32 40.27
1982 26.58 29.04 33.03 34.40 43.13 52.73 54.00 54.97 47.83 39.68 28.80 28.39 39.38
1983 33.35 35.36 37.58 35.13 44.03 49.43 54.35 58.32 45.70 40.03 36.07 17.87 40.60
1984 26.55 28.52 35.84 37.13 43.06 49.07 54.48 56.26 46.00 34.70 a 25.67 13.13 37.53
1985 20.83 b 32.94 j 34.18 c 37.50 39.74 52.67 59.19 56.87 45.73 37.45 15.78 l 6.05 l 42.68
1986 23.55 i 27.68 38.13 a 37.83 46.39 52.87 51.65 55.19 45.93 37.29 30.61 l 24.84 41.78
1987 19.84 29.32 33.81 41.57 45.48 48.27 52.03 a 52.15 k 45.00 35.18 n 29.75 n ----- z 39.41
1988 27.07 p 24.40 i 27.19 38.97 41.61 47.43 51.77 48.19 43.90 38.45 32.50 22.74 39.28
1989 25.58 14.86 32.19 37.53 38.81 48.80 52.61 52.48 46.97 37.97 36.97 29.13 37.82
1990 33.87 28.64 33.87 43.43 45.03 52.13 57.58 56.06 47.57 38.90 35.67 18.13 40.91
1991 24.32 33.89 30.45 38.23 44.32 48.05 j 54.00 59.85 k 47.05 i 35.97 34.27 29.83 m 36.93
1992 31.45 i 32.26 j 33.55 i 40.05 k 42.53 l 51.53 53.77 53.39 46.83 a 39.23 i 30.71 i 25.71 c 46.25
1993 19.73 p 24.32 i 32.00 39.40 52.32 54.60 53.87 50.84 42.07 40.39 20.73 29.55 41.58
1994 32.06 26.79 33.84 41.97 46.32 47.77 53.26 53.03 46.50 36.90 30.26 c 27.65 39.70
1995 25.06 28.96 32.39 36.40 42.52 46.90 51.97 48.45 46.27 35.68 36.87 25.58 38.09
1996 26.16 ----- z 30.94 39.30 40.87 46.53 51.19 52.94 42.27 36.61 31.70 25.81 38.57
1997 24.32 29.18 35.00 ----- z 43.90 47.97 52.71 53.74 48.50 39.97 33.43 24.03 39.34
1998 29.06 31.71 31.61 35.93 42.65 47.07 55.26 51.90 47.83 35.13 36.17 25.30 a 39.14
1999 30.81 31.14 30.87 31.57 37.39 46.26 c 49.97 52.71 40.23 35.00 34.59 a 30.07 b 37.55
2000 25.83 a 30.24 31.23 38.87 43.74 46.56 c 50.55 47.63 a 44.47 33.06 22.63 23.90 36.56
2001 24.10 a 25.21 32.00 36.00 43.13 46.24 a 51.48 50.77 46.52 c 36.90 a 32.27 25.73 e 37.53
2002 27.42 25.86 29.13 35.30 40.97 48.03 52.71 48.55 43.07 29.84 28.00 30.42 36.61
2003 32.68 27.93 35.35 37.23 41.39 47.70 52.58 51.08 f 48.30 39.00 27.31 a 26.03 37.77
2004 23.23 ----- z 34.00 35.30 42.87 47.57 53.03 53.65 43.76 e 36.90 30.13 28.13 38.96
2005 26.00 21.61 31.29 35.43 45.10 46.47 51.45 48.93 b 38.28 e 38.00 28.90 a 21.53 a 36.08
2006 33.29 24.50 31.16 35.33 41.00 48.07 55.13 48.41 b 42.16 e 32.97 32.20 23.42 37.30
2007 20.16 28.36 33.06 34.43 40.26 47.17 54.21 c 47.96 c 41.15 d 36.68 27.73 27.32 36.54
2008 22.23 29.69 29.52 30.33 41.97 a 44.93 50.61 51.11 c 42.00 b 33.35 33.53 19.80 a 35.76
2009 23.52 25.04 b 28.16 33.40 40.43 a 49.07 52.00 a 52.19 44.17 g 30.86 c 30.67 18.81 34.92
2010 30.52 29.04 31.06 ----- z 38.39 ----- z ----- z ----- z 45.00 38.90 25.83 27.10 33.23
2011 25.58 25.29 32.61 32.76 a 38.77 45.04 c 47.10 b 48.37 a 43.80 39.03 27.50 22.13 35.67
2012 23.45 b 27.15 c 30.77 36.63 40.90 47.93 a 52.90 48.48 41.68 b 34.61 31.93 a 26.58 36.92
2013 19.97 27.86 30.80 a 35.50 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 26.21
Period of Record Statistics
MEAN 25.17 28.61 32.71 37.63 43.50 49.76 54.10 52.81 46.21 38.36 31.45 27.08 38.44
S.D. 6.53 4.31 2.88 3.11 2.88 3.35 3.91 4.34 3.89 3.43 4.20 4.20 1.85
SKEW -1.18 -1.11 0.64 0.52 0.67 1.07 2.30 1.44 1.24 0.40 -0.44 -0.47 1.73
MAX 37.81 38.50 43.00 46.50 52.32 59.73 73.42 67.87 62.00 47.87 43.63 37.27 47.00
MIN 4.16 11.21 26.65 30.33 37.39 44.93 47.10 47.48 38.28 29.84 20.73 13.13 35.67
NO YRS 85 85 89 88 90 89 91 86 90 89 86 88 56