WALLA WALLA 13 ESE,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(358985)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199011
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
1948 ----- z 38.00 z ----- z ----- z ----- z ----- z ----- z 88.00 94.00 74.00 a 51.00 b 50.00 a 94.00
1949 46.00 50.00 56.00 80.00 a 87.00 92.00 99.00 94.00 a 93.00 a 67.00 62.00 a 50.00 a 99.00
1950 43.00 51.00 55.00 ----- z 85.00 93.00 97.00 97.00 97.00 74.00 a 57.00 52.00 a 97.00
1951 51.00 51.00 62.00 78.00 88.00 86.00 95.00 95.00 88.00 75.00 52.00 49.00 95.00
1952 40.00 52.00 68.00 80.00 a 84.00 85.00 e 96.00 c 94.00 89.00 81.00 56.00 44.00 96.00
1953 57.00 53.00 65.00 73.00 83.00 76.00 a 95.00 96.00 94.00 78.00 61.00 49.00 96.00
1954 48.00 a 63.00 59.00 75.00 89.00 c 88.00 91.00 94.00 82.00 76.00 57.00 50.00 94.00
1955 42.00 a 50.00 b 56.00 70.00 80.00 a 90.00 98.00 92.00 a 95.00 71.00 a 60.00 58.00 98.00
1956 47.00 50.00 64.00 a 83.00 88.00 88.00 a 101.00 100.00 86.00 a 72.00 58.00 a 53.00 101.00
1957 39.00 a 51.00 60.00 84.00 87.00 91.00 91.00 87.00 87.00 68.00 53.00 50.00 91.00
1958 49.00 63.00 62.00 71.00 89.00 95.00 98.00 97.00 93.00 80.00 56.00 o 68.00 98.00
1959 52.00 55.00 67.00 75.00 89.00 87.00 99.00 92.00 85.00 75.00 60.00 54.00 99.00
1960 46.00 50.00 75.00 82.00 83.00 88.00 102.00 93.00 84.00 81.00 56.00 51.00 102.00
1961 49.00 50.00 62.00 75.00 87.00 98.00 98.00 107.00 81.00 76.00 52.00 51.00 107.00
1962 54.00 56.00 65.00 82.00 69.00 89.00 96.00 91.00 86.00 75.00 59.00 52.00 96.00
1963 49.00 64.00 67.00 76.00 85.00 a 91.00 90.00 95.00 92.00 80.00 55.00 45.00 95.00
1964 51.00 54.00 69.00 66.00 77.00 a 86.00 95.00 89.00 85.00 70.00 55.00 56.00 95.00
1965 56.00 57.00 70.00 77.00 82.00 88.00 95.00 95.00 79.00 75.00 62.00 50.00 95.00
1966 47.00 49.00 70.00 74.00 93.00 85.00 92.00 93.00 93.00 75.00 54.00 48.00 93.00
1967 50.00 57.00 58.00 63.00 84.00 91.00 98.00 98.00 a 92.00 c 74.00 a 61.00 50.00 a 98.00
1968 57.00 63.00 a 69.00 82.00 a 82.00 90.00 97.00 a 89.00 86.00 65.00 54.00 a 54.00 97.00
1969 43.00 a 49.00 67.00 a 72.00 b 87.00 a 94.00 92.00 94.00 b 89.00 69.00 b 55.00 b 47.00 a 94.00
1970 44.00 51.00 a 58.00 61.00 b 84.00 95.00 a 95.00 a 100.00 a 79.00 b 77.00 a 56.00 49.00 100.00
1971 60.00 57.00 57.00 73.00 85.00 85.00 98.00 c 95.00 b 82.00 78.00 a 57.00 47.00 98.00
1972 51.00 55.00 74.00 75.00 b 89.00 90.00 91.00 e 100.00 85.00 73.00 a 58.00 57.00 100.00
1973 49.00 55.00 60.00 75.00 a 90.00 b 94.00 e 94.00 e 95.00 91.00 67.00 50.00 46.00 95.00
1974 60.00 49.00 65.00 72.00 b 78.00 91.00 92.00 92.00 85.00 k 78.00 a 60.00 51.00 92.00
1975 50.00 50.00 a 58.00 a 64.00 85.00 a 88.00 a 89.00 z 89.00 b 87.00 81.00 61.00 56.00 o 89.00
1976 ----- z 60.00 q ----- z ----- z ----- z ----- z 92.00 n 96.00 e 90.00 c ----- z 60.00 b 50.00 96.00
1977 52.00 62.00 67.00 87.00 77.00 c 88.00 94.00 98.00 83.00 ----- z ----- z 54.00 d 98.00
1978 45.00 52.00 i 74.00 a 69.00 a 76.00 ----- z ----- z ----- z ----- z ----- z 61.00 g ----- z 76.00
1979 ----- z ----- z ----- z ----- z 80.00 94.00 100.00 a 94.00 95.00 81.00 50.00 53.00 100.00
1980 46.00 54.00 58.00 81.00 84.00 81.00 a 95.00 93.00 84.00 82.00 56.00 54.00 o 95.00
1981 50.00 k 69.00 61.00 h 80.00 ----- z ----- z ----- z 96.00 c 93.00 71.00 68.00 51.00 96.00
1982 50.00 55.00 63.00 78.00 81.00 90.00 93.00 96.00 87.00 68.00 55.00 50.00 96.00
1983 52.00 59.00 60.00 73.00 94.00 85.00 93.00 93.00 80.00 69.00 b ----- z ----- z 94.00
1984 54.00 y 52.00 62.00 80.00 85.00 86.00 99.00 96.00 84.00 74.00 52.00 43.00 99.00
1985 39.00 53.00 58.00 78.00 84.00 90.00 100.00 90.00 77.00 69.00 55.00 40.00 100.00
1986 47.00 57.00 71.00 ----- z ----- z ----- z ----- z ----- z ----- z 72.00 55.00 46.00 72.00
1987 41.00 47.00 69.00 86.00 89.00 94.00 95.00 95.00 94.00 80.00 57.00 55.00 95.00
1988 42.00 j 61.00 65.00 79.00 92.00 92.00 97.00 97.00 97.00 80.00 61.00 53.00 97.00
1989 54.00 46.00 62.00 82.00 81.00 85.00 92.00 95.00 85.00 75.00 58.00 46.00 95.00
1990 55.00 54.00 70.00 77.00 89.00 88.00 100.00 102.00 93.00 73.00 58.00 ----- z 102.00
Period of Record Statistics
MEAN 48.95 54.46 64.03 76.00 84.64 89.13 95.76 94.68 87.90 74.47 56.85 50.58 96.89
S.D. 5.51 5.31 5.48 6.16 5.05 4.22 3.18 3.90 5.39 4.63 3.80 4.81 3.70
SKEW 0.08 0.79 0.20 -0.55 -0.71 -0.57 0.01 0.55 -0.10 -0.15 0.37 0.96 1.07
MAX 60.00 69.00 75.00 87.00 94.00 98.00 102.00 107.00 97.00 82.00 68.00 68.00 107.00
MIN 39.00 46.00 55.00 61.00 69.00 76.00 90.00 87.00 77.00 65.00 50.00 40.00 91.00
NO YRS 37 39 39 38 39 38 37 41 40 40 39 38 19