WALLA WALLA WB CITY, WASHINGTON

Monthly Average Temperature (Degrees Fahrenheit)

(458931)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198712
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
1916 ----- z ----- z ----- z ----- z ----- z 63.45 68.77 72.92 64.38 51.53 38.50 n ----- z 64.21
1917 ----- z ----- z 42.41 n 48.27 56.15 63.58 75.90 75.26 65.85 55.42 ----- z ----- z 62.92
1918 ----- z ----- z ----- z 51.43 56.24 71.37 74.26 69.52 67.58 56.23 ----- z ----- z 63.80
1919 ----- z ----- z 45.31 52.03 57.69 64.62 74.76 73.53 61.60 49.05 ----- z ----- z 59.82
1920 ----- z ----- z 44.37 47.75 55.65 63.62 75.48 72.81 62.25 51.31 ----- z ----- z 59.15
1921 ----- z ----- z 46.19 49.25 58.35 69.22 72.39 73.61 59.12 55.31 ----- z ----- z 60.43
1922 ----- z ----- z 41.85 47.78 56.66 72.40 76.90 73.60 67.08 55.53 ----- z ----- z 61.48
1923 ----- z ----- z 45.08 52.38 58.68 63.08 75.13 74.52 65.83 51.61 ----- z ----- z 60.79
1924 ----- z ----- z 43.05 50.85 64.26 67.73 75.11 71.68 63.98 54.31 ----- z ----- z 61.37
1925 ----- z ----- z 46.18 54.75 61.03 67.85 77.69 72.82 64.33 52.23 ----- z ----- z 62.11
1926 ----- z ----- z 48.39 56.67 59.63 69.78 77.06 72.50 57.83 53.89 ----- z ----- z 61.97
1927 ----- z ----- z 43.45 49.05 54.90 67.52 74.15 73.60 60.38 54.42 ----- z ----- z 59.68
1928 ----- z ----- z 46.90 49.17 63.24 65.98 ----- z 72.44 64.63 53.73 ----- z ----- z 59.44
1929 ----- z ----- z 46.10 48.67 58.79 64.78 72.90 76.56 61.78 55.06 ----- z ----- z 60.58
1930 ----- z ----- z 46.18 56.52 58.27 64.43 75.42 75.23 64.75 48.90 ----- z ----- z 61.21
1931 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1932 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1933 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1934 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1935 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1936 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1938 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1939 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1940 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1943 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1944 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z 70.48 ----- z 71.03 63.67 52.31 43.98 31.76 55.54
1949 17.50 35.57 44.68 56.60 64.71 67.60 74.06 74.00 66.20 50.65 47.85 38.60 53.17
1950 17.37 34.86 44.31 50.53 58.63 65.72 75.58 75.65 67.08 54.02 43.22 40.95 52.33
1951 35.44 39.23 42.47 54.35 60.60 67.37 76.74 73.79 66.62 52.74 41.73 31.16 53.52
1952 30.87 40.79 45.23 56.15 61.82 65.60 76.34 74.16 68.85 59.98 36.20 38.13 54.51
1953 48.35 43.30 47.90 51.85 57.85 62.53 75.21 73.63 68.90 56.79 46.47 42.47 56.27
1954 34.77 41.14 42.69 51.90 61.34 63.15 73.42 70.00 63.98 52.15 49.28 36.05 53.32
1955 34.24 37.89 40.55 47.93 55.73 68.38 71.63 74.27 64.77 54.50 35.02 34.15 51.59
1956 34.66 28.19 45.05 55.42 62.16 64.60 77.76 73.03 66.15 52.44 38.33 37.98 52.98
1957 20.55 38.00 44.68 54.25 62.85 68.42 72.81 71.05 67.87 50.37 42.37 42.40 52.97
1958 40.05 47.14 44.79 51.27 66.53 70.77 78.77 78.92 64.57 55.44 43.62 38.50 56.70
1959 37.13 38.82 47.21 53.57 56.73 67.78 76.52 70.81 62.32 54.42 39.13 35.26 53.31
1960 26.97 40.09 45.61 53.35 57.69 68.07 80.42 70.89 66.23 55.63 43.92 31.23 53.34
1961 38.66 47.07 48.24 52.02 59.21 73.15 78.32 79.05 61.72 52.44 37.27 37.34 55.37
1962 33.74 39.25 43.47 55.48 55.61 66.60 74.50 70.87 65.90 54.15 46.28 40.60 53.87
1963 28.74 41.45 47.77 50.65 60.84 67.25 70.74 74.53 69.83 58.00 45.75 33.44 54.08
1964 41.68 42.22 44.58 50.00 58.29 66.27 73.56 69.71 63.12 53.21 41.12 32.85 53.05
1965 36.61 43.12 43.60 55.12 58.94 66.83 75.84 73.42 61.55 58.74 45.45 38.45 54.81
1966 38.98 41.02 47.47 53.78 61.56 65.33 72.47 73.35 68.82 54.74 45.80 42.37 55.48
1967 44.76 45.02 45.87 47.93 59.87 70.57 77.73 80.85 70.85 56.65 43.18 38.06 56.78
1968 38.85 43.79 50.40 50.70 60.39 67.88 77.73 70.90 65.65 52.32 43.68 33.31 54.63
1969 24.31 35.62 46.56 52.18 63.37 71.23 73.84 71.58 66.10 50.71 44.47 36.16 53.01
1970 34.87 41.95 45.65 48.10 60.76 71.33 77.29 75.87 60.37 51.76 42.35 38.10 54.03
1971 42.21 41.50 43.71 50.98 60.45 63.18 76.40 78.87 60.22 51.94 44.97 37.52 54.33
1972 34.15 37.62 49.24 49.17 62.19 68.30 74.26 75.77 61.73 52.82 43.37 30.45 53.26
1973 33.39 39.62 48.56 53.18 62.92 67.92 76.79 73.79 64.78 54.37 42.23 41.74 54.94
1974 31.94 44.23 47.18 52.18 57.90 71.38 74.05 74.74 67.42 54.42 45.30 41.45 55.18
1975 36.05 37.05 43.32 48.30 59.50 64.80 78.00 70.24 66.60 54.47 44.48 39.44 53.52
1976 38.94 40.79 43.44 50.77 59.60 63.75 74.37 69.92 68.37 53.89 43.08 35.85 53.56
1977 26.00 43.20 45.47 57.22 56.48 71.78 72.79 77.52 62.03 53.35 42.23 37.52 53.80
1978 34.02 41.59 49.42 51.82 58.23 69.28 74.77 71.66 63.27 54.35 36.08 32.23 53.06
1979 18.44 39.98 48.05 53.30 62.31 68.85 76.63 74.34 69.02 57.97 37.05 41.05 53.91
1980 28.06 38.07 44.94 56.58 60.40 63.82 75.15 70.05 65.83 53.11 44.12 40.73 53.40
1981 37.92 40.68 48.53 53.88 58.98 64.37 72.68 77.95 66.83 53.40 45.50 38.23 54.91
1982 35.66 40.86 46.32 50.33 59.52 70.80 74.31 75.15 63.80 53.00 38.73 37.24 53.81
1983 42.68 45.14 49.37 52.60 62.87 65.92 71.79 76.58 61.53 54.26 47.83 25.48 54.67
1984 35.81 41.12 49.37 51.33 57.48 64.92 76.39 75.56 62.55 51.06 43.12 29.76 53.21
1985 27.05 35.96 45.73 56.45 62.32 68.63 80.79 71.10 59.97 53.16 28.67 21.47 50.94
1986 36.84 40.64 51.00 52.82 61.42 73.03 70.71 79.26 61.62 56.21 44.33 32.97 55.07
1987 32.35 40.55 50.24 58.47 63.87 71.37 72.16 73.97 69.10 56.44 45.22 35.68 55.78
Period of Record Statistics
MEAN 33.61 40.36 45.99 52.21 59.84 67.43 75.08 73.79 64.68 53.83 42.57 36.20 54.01
S.D. 7.27 3.57 2.38 2.87 2.66 2.94 2.43 2.72 3.00 2.28 4.07 4.66 1.26
SKEW -0.60 -0.81 0.11 0.22 0.22 0.18 -0.06 0.53 -0.09 0.28 -1.24 -1.00 0.19
MAX 48.35 47.14 51.00 58.47 66.53 73.15 80.79 80.85 70.85 59.98 49.28 42.47 56.78
MIN 17.37 28.19 40.55 47.75 54.90 62.53 68.77 69.52 57.83 48.90 28.67 21.47 50.94
NO YRS 39 39 51 53 53 55 53 55 55 55 40 40 39