SEATTLE UNIV OF WASHING, WASHINGTON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(457478)

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 198307
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 ----- z ----- z ----- z ----- z 89.00 a 88.00 81.00 84.00 76.00 54.00 49.00 89.00
1949 50.00 65.00 65.00 77.00 82.00 87.00 91.00 a 93.00 87.00 65.00 67.00 57.00 93.00
1950 50.00 59.00 56.00 75.00 81.00 85.00 87.00 91.00 87.00 67.00 67.00 60.00 91.00
1951 57.00 58.00 64.00 79.00 82.00 95.00 98.00 89.00 89.00 83.00 59.00 55.00 98.00
1952 60.00 62.00 60.00 73.00 82.00 79.00 g 91.00 a 93.00 90.00 80.00 64.00 58.00 93.00
1953 56.00 55.00 67.00 a 67.00 90.00 77.00 93.00 89.00 86.00 78.00 65.00 54.00 93.00
1954 55.00 60.00 62.00 71.00 78.00 e 77.00 79.00 82.00 75.00 78.00 66.00 57.00 82.00
1955 54.00 55.00 64.00 73.00 73.00 98.00 87.00 88.00 87.00 72.00 c 59.00 54.00 98.00
1956 55.00 50.00 64.00 74.00 88.00 80.00 96.00 89.00 89.00 73.00 d 64.00 58.00 96.00
1957 52.00 59.00 67.00 75.00 83.00 80.00 f ----- z ----- z 87.00 h 78.00 g 61.00 61.00 a 87.00
1958 52.00 z 63.00 62.00 a 74.00 85.00 a 92.00 c 96.00 a 86.00 c 83.00 f 76.00 d 62.00 h ----- z 96.00
1959 54.00 a 57.00 c 62.00 a 75.00 83.00 86.00 91.00 f 90.00 a 75.00 a 65.00 59.00 54.00 91.00
1960 63.00 62.00 68.00 70.00 78.00 80.00 92.00 96.00 a 79.00 67.00 e 64.00 a 54.00 q 96.00
1961 59.00 f 54.00 59.00 d ----- z 86.00 q 85.00 h 95.00 n 90.00 i 88.00 k 73.00 e 61.00 e 53.00 p 95.00
1962 55.00 b 62.00 68.00 k 77.00 69.00 79.00 h 87.00 e 87.00 i 82.00 h 72.00 61.00 b 56.00 87.00
1963 51.00 68.00 65.00 c 68.00 93.00 87.00 b 77.00 c 80.00 a 84.00 d 73.00 d 58.00 54.00 c 93.00
1964 ----- z ----- z 69.00 a 67.00 89.00 84.00 a ----- z ----- z 76.00 71.00 54.00 i 55.00 89.00
1965 54.00 58.00 71.00 78.00 76.00 83.00 95.00 95.00 81.00 72.00 65.00 60.00 95.00
1966 56.00 63.00 68.00 a 75.00 81.00 87.00 87.00 90.00 82.00 79.00 61.00 55.00 90.00
1967 57.00 60.00 59.00 66.00 83.00 91.00 90.00 97.00 92.00 72.00 61.00 55.00 97.00
1968 58.00 71.00 69.00 76.00 80.00 83.00 92.00 92.00 83.00 73.00 60.00 55.00 92.00
1969 54.00 56.00 70.00 70.00 87.00 96.00 87.00 84.00 83.00 74.00 68.00 56.00 96.00
1970 57.00 67.00 63.00 67.00 82.00 96.00 91.00 87.00 82.00 b 77.00 74.00 52.00 96.00
1971 57.00 56.00 60.00 76.00 90.00 83.00 97.00 97.00 82.00 75.00 58.00 51.00 97.00
1972 52.00 60.00 67.00 78.00 93.00 80.00 96.00 98.00 89.00 76.00 60.00 56.00 98.00
1973 58.00 67.00 65.00 69.00 92.00 86.00 90.00 86.00 91.00 70.00 60.00 57.00 92.00
1974 57.00 55.00 60.00 74.00 71.00 85.00 89.00 92.00 91.00 73.00 61.00 58.00 92.00
1975 57.00 58.00 60.00 66.00 82.00 89.00 89.00 85.00 87.00 82.00 69.00 59.00 89.00
1976 60.00 60.00 61.00 77.00 86.00 85.00 85.00 82.00 87.00 76.00 65.00 60.00 87.00
1977 57.00 68.00 60.00 78.00 72.00 87.00 87.00 96.00 78.00 71.00 59.00 58.00 96.00
1978 57.00 61.00 67.00 71.00 86.00 92.00 f 95.00 a 96.00 75.00 74.00 60.00 51.00 a 96.00
1979 53.00 58.00 73.00 79.00 d 82.00 92.00 ----- z 83.00 m 98.00 83.00 62.00 56.00 98.00
1980 54.00 a 59.00 63.00 82.00 82.00 78.00 c 88.00 87.00 83.00 87.00 73.00 65.00 88.00
1981 63.00 a 64.00 68.00 77.00 b 80.00 83.00 90.00 103.00 98.00 68.00 72.00 54.00 103.00
1982 55.00 61.00 65.00 82.00 84.00 96.00 89.00 91.00 90.00 73.00 60.00 58.00 96.00
1983 58.00 64.00 64.00 76.00 96.00 83.00 89.00 ----- z ----- z ----- z ----- z ----- z 96.00
Period of Record Statistics
MEAN 55.81 60.44 64.32 73.88 82.97 86.45 89.94 90.17 85.16 74.24 62.94 56.19 93.70
S.D. 3.17 4.61 3.96 4.49 6.37 5.84 4.73 5.63 6.06 5.12 4.62 3.24 4.57
SKEW 0.27 0.21 0.10 -0.25 -0.15 0.33 -0.61 0.10 0.10 0.36 0.74 0.22 -0.53
MAX 63.00 71.00 73.00 82.00 96.00 98.00 98.00 103.00 98.00 87.00 74.00 65.00 103.00
MIN 50.00 50.00 56.00 66.00 69.00 77.00 77.00 80.00 75.00 65.00 54.00 49.00 82.00
NO YRS 32 34 34 34 34 31 31 30 31 34 33 32 23