WALLOWA, OREGON

Monthly Average Minimum Temperature (Degrees Fahrenheit)

(358997)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1903 ----- z ----- z 25.65 29.00 33.77 46.57 42.52 41.45 35.30 30.68 26.63 19.77 33.13
1904 17.77 19.17 26.32 33.13 36.97 40.03 47.23 42.48 36.43 34.10 27.70 21.52 31.90
1905 19.29 14.36 29.58 32.90 36.84 43.03 44.16 42.68 37.03 a 30.42 23.07 15.71 30.76
1906 16.68 18.18 17.77 31.37 37.57 a 41.93 48.00 42.73 a 36.37 34.00 24.83 a 26.45 31.32
1907 7.55 26.18 28.55 30.33 35.10 42.20 45.19 40.61 35.93 30.97 a 25.50 21.61 30.81
1908 18.16 21.83 27.87 30.73 34.87 40.87 46.76 b 42.94 38.13 32.90 26.73 17.74 31.63
1909 14.68 26.11 26.81 28.33 34.81 43.43 44.32 40.77 41.52 a 29.71 30.90 8.94 30.86
1910 5.77 11.79 29.68 34.87 37.42 40.87 44.48 39.88 f 37.70 32.97 29.17 26.74 30.13
1911 18.55 6.48 a 22.50 a 27.33 34.35 44.80 43.87 39.21 b 35.83 29.00 24.63 18.17 a 28.73
1912 18.13 24.97 23.77 a 31.52 a 36.55 43.67 44.38 b 42.53 a 32.17 28.00 a 27.53 19.29 31.04
1913 11.97 6.36 21.45 30.67 39.32 45.63 45.73 a 45.13 a 34.76 a 30.23 30.50 16.16 29.83
1914 22.73 a 17.39 29.81 32.93 36.55 41.23 47.16 41.74 35.53 35.00 27.33 4.55 31.00
1915 12.03 26.25 31.52 34.67 40.39 42.83 47.71 48.68 36.60 30.07 a 27.27 17.74 32.98
1916 2.45 21.03 29.94 33.60 35.16 41.40 45.32 40.90 ----- z ----- z 19.77 14.10 a 28.37
1917 10.74 d 12.82 15.74 32.33 37.71 39.27 45.00 41.03 40.93 29.87 29.17 35.52 30.84
1918 25.84 20.11 26.61 28.90 32.45 44.33 47.10 42.77 39.33 37.26 23.93 18.16 32.23
1919 18.32 21.89 27.55 32.17 35.97 38.17 43.19 41.94 34.73 28.13 24.97 5.00 29.34
1920 15.06 24.59 29.03 30.87 32.45 41.37 46.71 43.94 38.17 32.68 24.80 23.23 31.91
1921 17.42 15.14 28.65 31.00 37.87 45.73 41.61 42.81 34.20 31.03 27.90 18.81 31.01
1922 2.61 11.93 20.58 29.23 35.74 42.57 45.29 45.26 ----- z 31.58 21.40 14.71 27.35
1923 26.35 14.54 24.68 31.63 38.19 43.40 47.71 44.35 36.53 31.55 25.87 19.10 31.99
1924 7.81 26.93 23.84 28.90 35.10 42.17 42.00 41.87 35.30 31.39 24.63 9.52 29.12
1925 23.52 27.11 29.06 34.17 39.19 40.10 43.03 40.68 37.90 29.71 26.57 27.45 33.21
1926 21.68 29.54 27.74 33.97 34.87 41.33 43.94 43.06 35.97 30.57 a 30.53 18.35 32.63
1927 16.29 23.89 27.48 29.80 35.06 41.00 a 40.81 42.16 38.80 33.23 31.37 9.61 30.79
1928 19.57 a 19.86 27.97 31.97 36.55 41.10 46.58 39.26 35.13 30.84 ----- z ----- z 32.88
1929 4.94 5.25 ----- z 27.57 35.48 40.87 41.23 40.71 34.73 28.13 16.77 26.81 27.50
1930 -0.45 27.18 27.42 33.53 35.90 36.47 42.61 44.00 38.43 28.68 20.43 7.00 28.43
1931 15.32 13.43 26.68 29.67 36.58 42.30 44.23 39.58 34.77 25.77 20.27 12.65 28.44
1932 11.97 8.17 27.06 31.80 37.68 41.90 44.00 41.06 32.10 30.48 29.73 10.10 28.84
1933 18.13 9.89 25.52 29.67 33.81 44.43 43.58 43.42 35.87 29.65 24.50 30.26 30.73
1934 27.94 28.25 30.03 34.13 37.26 39.87 42.48 38.03 32.30 31.29 31.30 21.32 32.85
1935 14.77 21.75 23.90 28.57 32.32 39.93 43.55 38.94 34.50 27.03 18.80 16.84 28.41
1936 18.68 9.59 24.03 32.93 38.61 44.80 45.77 41.10 33.23 24.71 12.17 23.42 29.09
1937 -3.19 12.21 25.65 30.63 34.77 41.27 44.35 38.77 38.67 30.19 32.53 26.77 29.39
1938 23.81 21.29 26.19 31.47 34.94 41.43 47.23 38.65 40.83 33.68 20.80 21.84 31.85
1939 23.19 15.48 a 24.10 31.43 35.10 39.67 47.13 37.87 30.00 24.97 20.70 26.42 29.67
1940 23.58 27.69 29.16 34.00 36.19 42.90 45.16 40.16 44.13 35.71 24.00 20.55 i 34.79
1941 19.28 b 24.82 26.52 30.80 40.35 44.73 48.24 b 46.29 39.07 31.10 27.17 29.46 g 34.40
1942 14.71 c 19.86 25.48 32.63 36.42 39.93 44.90 43.58 36.54 b 30.97 26.57 25.48 31.42
1943 13.29 22.21 23.97 34.50 34.87 39.20 44.16 40.97 35.23 33.03 25.77 20.10 30.61
1944 14.97 21.10 24.68 32.20 36.19 41.20 41.39 36.94 36.13 28.77 22.90 15.81 29.36
1945 21.61 26.28 j 27.55 30.43 37.52 41.50 43.16 42.65 37.23 30.68 26.23 17.71 32.39
1946 16.90 16.36 28.71 30.73 33.68 39.33 ----- z 43.33 z 36.47 25.97 25.13 28.58 s 28.14
1947 14.58 24.32 27.74 31.17 38.26 41.47 43.19 40.42 38.97 36.65 27.46 b 22.74 32.25
1948 12.97 18.17 24.29 30.97 38.71 46.92 f 40.89 d 41.21 c 33.86 b 26.77 a 24.23 d 11.11 d 27.56
1949 -9.32 16.63 a 26.40 a 30.43 38.61 c 38.37 c 42.47 a 40.73 a 36.00 a 24.52 24.38 a 19.07 b 27.36
1950 5.73 a 14.33 a 24.55 b 28.50 30.64 t 41.15 d ----- z 39.78 d 32.11 c 33.54 c ----- z 29.30 d 27.67
1951 15.79 c 19.96 e 22.17 b 23.19 d 38.22 d ----- z 42.90 a 39.85 d 34.42 d 32.85 e 19.90 j 19.25 g 29.93
1952 ----- z 26.67 z 22.60 a 29.76 a 39.15 d 43.22 c 42.56 f 41.62 g 36.38 d 27.63 d 13.76 e ----- z 30.36
1953 ----- z 21.32 i 27.58 31.00 b 34.35 40.00 40.19 43.81 36.07 29.00 29.10 25.73 a 33.68
1954 21.90 28.00 21.26 31.90 35.73 a 40.67 44.35 40.17 b 34.31 a 26.42 26.39 b ----- z 31.92
1955 ----- z ----- z ----- z 29.87 35.26 42.32 b 46.73 a 38.23 36.73 33.97 23.33 18.52 33.88
1956 16.13 14.79 25.10 30.77 40.29 40.37 46.48 41.93 a 36.00 31.03 21.07 21.19 30.43
1957 3.50 a 19.56 a 29.37 a 33.00 42.74 44.40 44.79 b 41.40 a 36.17 34.39 21.93 25.52 31.40
1958 21.77 29.70 a 24.10 33.27 40.07 a 46.63 47.48 44.67 a 37.47 30.13 26.97 27.55 34.15
1959 22.06 25.04 27.74 31.70 34.37 a 42.70 42.29 40.63 a 40.77 32.65 21.38 a 18.29 31.63
1960 10.03 18.48 25.19 33.27 35.45 39.57 45.74 42.32 36.43 30.26 26.93 18.71 30.20
1961 22.13 31.50 29.68 32.37 36.48 43.33 44.19 47.26 33.83 30.71 22.10 21.26 32.90
1962 15.10 22.61 26.29 31.90 38.35 39.30 42.48 43.94 36.80 32.81 27.90 24.32 31.82
1963 13.06 28.14 27.23 29.90 37.23 44.73 41.81 45.00 42.40 33.77 28.97 18.68 32.58
1964 19.23 15.76 26.06 29.93 34.03 43.24 a ----- z 42.48 35.47 29.42 24.43 18.13 28.93
1965 21.29 24.96 20.10 32.83 33.81 41.47 45.58 46.06 34.00 30.74 28.93 18.23 31.50
1966 23.35 19.32 24.61 28.67 36.77 42.10 44.77 43.00 42.83 31.19 28.93 25.48 32.59
1967 26.68 25.89 25.87 ----- z ----- z ----- z ----- z 43.55 40.93 33.32 26.53 20.87 30.46
1968 18.39 28.31 28.42 27.57 36.10 43.57 43.58 44.58 38.97 29.10 27.90 19.45 32.16
1969 14.58 16.29 19.52 29.97 37.16 44.50 41.81 40.13 39.57 28.39 21.83 22.97 29.73
1970 21.58 25.96 24.84 27.90 34.29 45.37 46.39 40.39 34.67 28.65 26.83 13.84 30.89
1971 22.58 23.43 23.84 27.55 a 37.84 41.17 43.16 45.77 33.13 26.87 25.97 17.10 30.70
1972 16.97 22.00 28.35 28.73 36.90 43.73 44.81 45.06 35.93 30.77 27.50 12.87 31.14
1973 16.97 24.25 28.19 28.30 36.03 42.53 43.81 43.03 39.07 30.97 27.97 28.03 32.43
1974 14.71 27.00 27.84 32.30 35.77 43.17 44.90 42.26 33.27 25.94 27.80 21.23 31.35
1975 20.13 18.29 25.19 26.90 34.77 41.97 50.52 44.10 33.33 34.58 24.73 26.61 31.76
1976 19.94 20.14 23.39 30.10 35.26 40.83 46.94 46.65 38.40 26.35 25.33 14.45 30.65
1977 11.06 22.04 25.84 28.80 36.10 46.03 45.29 45.16 39.63 31.58 26.47 26.90 32.08
1978 24.87 27.96 29.74 33.20 37.74 40.80 47.00 44.19 39.43 25.39 22.07 12.27 a 32.06
1979 4.42 24.04 25.42 32.37 38.23 40.57 45.32 47.06 36.67 33.23 18.53 25.74 30.97
1980 16.00 28.93 28.71 33.27 39.06 43.70 46.90 40.48 40.90 27.71 26.40 21.58 32.80
1981 26.81 22.25 27.16 34.03 38.94 43.03 42.42 43.32 35.93 29.77 27.30 24.61 32.97
1982 19.90 19.14 27.39 28.20 35.68 46.80 46.81 46.19 38.57 32.39 20.87 20.97 31.91
1983 23.90 27.68 30.55 29.63 35.29 41.00 46.23 48.87 35.33 30.32 29.87 12.74 32.62
1984 18.48 21.07 29.19 31.33 36.55 42.00 44.48 46.94 38.40 29.94 28.23 11.35 31.50
1985 8.68 10.46 20.97 32.87 37.42 40.33 47.35 41.32 36.00 29.97 16.10 3.00 27.04
1986 17.39 25.61 30.55 31.00 39.06 44.13 42.39 45.35 37.53 27.74 27.03 19.58 32.28
1987 14.32 21.36 28.48 33.47 38.32 41.97 46.00 40.35 35.03 23.45 26.80 19.48 30.75
1988 14.55 19.62 26.74 33.73 37.52 44.93 44.81 41.16 36.30 34.84 29.87 17.45 31.79
1989 16.52 8.57 27.16 34.57 37.00 41.87 45.52 44.58 34.73 30.94 28.70 20.03 30.85
1990 25.65 21.71 25.90 34.20 37.90 44.23 47.68 47.94 38.33 32.13 28.73 10.00 32.87
1991 14.00 26.79 27.58 31.40 36.00 42.57 44.68 47.00 36.67 27.58 27.43 24.35 32.17
1992 23.39 28.28 27.74 34.23 37.23 45.60 47.35 43.45 38.40 32.65 27.63 17.61 33.63
1993 11.87 11.68 28.23 33.03 41.10 44.00 44.52 43.74 33.67 32.52 17.10 23.35 30.40
1994 25.84 19.57 25.35 35.33 40.55 41.80 45.97 44.61 38.60 31.61 23.43 17.42 32.51
1995 21.26 25.86 27.48 32.37 37.52 43.40 48.29 42.84 39.33 30.45 32.20 24.55 33.80
1996 22.48 17.41 28.32 34.40 37.84 40.60 47.00 45.26 36.57 33.68 27.13 ----- z 33.70
1997 ----- z 24.57 30.42 31.83 40.97 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 31.95
1998 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 44.73 29.94 31.50 21.39 31.89
1999 25.71 24.57 26.84 29.03 35.29 44.57 44.48 50.45 33.37 29.90 29.90 25.26 33.28
2000 20.61 26.45 28.55 33.17 39.55 42.40 46.32 42.00 39.30 32.23 21.67 21.06 32.78
2001 17.03 17.00 27.65 31.93 37.42 43.47 49.90 45.84 40.87 32.90 28.23 21.81 32.84
2002 23.35 18.75 26.39 31.93 36.84 45.90 50.29 43.61 38.17 24.74 23.73 24.32 32.34
2003 29.39 24.86 33.71 ----- z 39.06 43.90 49.06 48.10 40.37 34.26 24.00 23.74 35.50
2004 20.19 21.93 29.10 31.50 41.10 45.37 49.42 49.94 40.40 33.55 26.60 24.52 34.47
2005 23.52 20.46 28.39 33.47 41.97 43.60 48.19 45.52 37.27 33.90 25.70 14.65 33.05
2006 ----- z 21.89 29.06 32.87 39.58 46.97 50.19 44.19 38.93 30.68 28.13 18.48 34.64
2007 15.94 27.32 30.71 33.77 38.90 45.90 52.39 45.35 39.63 34.32 23.67 22.03 34.16
2008 17.29 26.28 27.97 28.93 40.29 42.23 46.74 46.97 36.90 30.48 31.47 19.58 32.93
2009 21.23 22.14 25.68 31.50 37.81 45.60 48.39 48.23 40.73 32.19 26.40 16.39 33.02
2010 26.94 26.75 26.32 32.47 37.68 45.47 47.10 46.29 42.47 36.35 25.87 20.06 34.48
2011 20.70 a 22.11 30.65 30.83 39.40 a 44.43 45.03 46.10 39.67 36.61 26.52 a 18.07 a 33.34
2012 23.87 24.38 29.45 34.23 37.16 44.43 49.16 44.06 ----- z 30.61 ----- z 25.45 34.28
2013 12.00 26.50 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 19.25
Period of Record Statistics
MEAN 17.03 20.97 26.58 31.36 37.00 42.54 45.32 43.13 37.05 30.75 25.57 19.62 31.46
S.D. 6.99 5.93 2.93 2.17 2.12 2.14 2.40 2.82 2.76 2.89 3.87 5.90 1.58
SKEW -1.05 -0.69 -0.91 -0.62 0.21 -0.03 0.25 0.26 0.28 -0.23 -0.93 -0.45 -0.52
MAX 29.39 31.50 33.71 35.33 42.74 46.97 52.39 50.45 44.73 37.26 32.53 35.52 34.48
MIN -9.32 5.25 15.74 23.19 32.32 36.47 40.19 36.94 30.00 23.45 12.17 3.00 27.04
NO YRS 104 105 107 107 107 105 103 105 106 108 105 101 85