SEDRO WOOLLEY 1 E, WASHINGTON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(457507)

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1931 67.00 66.00 66.00 82.00 85.00 81.00 84.00 89.00 75.00 76.00 64.00 55.00 89.00
1932 55.00 63.00 67.00 78.00 80.00 85.00 a 78.00 81.00 85.00 79.00 66.00 51.00 85.00
1933 54.00 54.00 67.00 72.00 73.00 75.00 80.00 89.00 76.00 73.00 65.00 58.00 89.00
1934 59.00 62.00 73.00 81.00 78.00 79.00 81.00 87.00 84.00 83.00 c 66.00 c 52.00 87.00
1935 66.00 62.00 59.00 73.00 76.00 83.00 85.00 86.00 82.00 76.00 56.00 58.00 86.00
1936 56.00 48.00 58.00 70.00 80.00 78.00 78.00 86.00 78.00 82.00 67.00 56.00 86.00
1937 41.00 63.00 74.00 65.00 73.00 80.00 84.00 79.00 86.00 83.00 68.00 59.00 86.00
1938 54.00 69.00 61.00 74.00 81.00 82.00 87.00 78.00 84.00 75.00 57.00 60.00 87.00
1939 56.00 55.00 72.00 81.00 82.00 75.00 85.00 89.00 76.00 69.00 71.00 74.00 89.00
1940 64.00 60.00 70.00 76.00 79.00 79.00 83.00 80.00 76.00 77.00 55.00 62.00 83.00
1941 61.00 67.00 72.00 78.00 79.00 81.00 92.00 85.00 69.00 71.00 64.00 62.00 92.00
1942 62.00 56.00 75.00 72.00 80.00 85.00 88.00 88.00 78.00 76.00 62.00 60.00 88.00
1943 52.00 d 69.00 a 68.00 78.00 74.00 78.00 86.00 85.00 89.00 78.00 66.00 56.00 89.00
1944 59.00 60.00 66.00 80.00 82.00 84.00 90.00 89.00 91.00 79.00 65.00 62.00 91.00
1945 60.00 64.00 61.00 69.00 84.00 88.00 92.00 88.00 81.00 79.00 60.00 57.00 92.00
1946 54.00 61.00 64.00 71.00 82.00 84.00 88.00 84.00 88.00 64.00 62.00 57.00 88.00
1947 57.00 61.00 69.00 79.00 85.00 80.00 83.00 81.00 81.00 72.00 55.00 56.00 85.00
1948 52.00 57.00 67.00 69.00 78.00 85.00 83.00 79.00 79.00 75.00 54.00 46.00 85.00
1949 50.00 65.00 62.00 71.00 77.00 81.00 84.00 86.00 89.00 66.00 70.00 g 57.00 89.00
1950 55.00 58.00 61.00 71.00 76.00 82.00 82.00 87.00 86.00 73.00 65.00 62.00 87.00
1951 57.00 60.00 61.00 75.00 75.00 91.00 94.00 86.00 89.00 81.00 60.00 58.00 94.00
1952 55.00 64.00 a 60.00 73.00 78.00 75.00 87.00 90.00 89.00 77.00 65.00 59.00 90.00
1953 58.00 60.00 63.00 68.00 89.00 75.00 88.00 83.00 86.00 76.00 67.00 55.00 a 89.00
1954 55.00 64.00 66.00 71.00 76.00 78.00 81.00 80.00 77.00 78.00 69.00 60.00 81.00
1955 52.00 51.00 61.00 70.00 69.00 96.00 81.00 85.00 83.00 71.00 59.00 52.00 96.00
1956 55.00 51.00 63.00 73.00 85.00 76.00 90.00 86.00 86.00 69.00 65.00 56.00 90.00
1957 53.00 57.00 68.00 79.00 80.00 78.00 82.00 82.00 83.00 75.00 59.00 60.00 83.00
1958 56.00 60.00 64.00 74.00 84.00 90.00 94.00 88.00 82.00 76.00 61.00 60.00 94.00
1959 55.00 57.00 64.00 73.00 90.00 84.00 89.00 82.00 77.00 68.00 60.00 60.00 90.00
1960 63.00 59.00 70.00 76.00 80.00 78.00 93.00 97.00 79.00 72.00 61.00 63.00 97.00
1961 59.00 59.00 65.00 65.00 85.00 83.00 93.00 87.00 85.00 80.00 60.00 55.00 93.00
1962 60.00 62.00 66.00 80.00 68.00 82.00 85.00 84.00 81.00 77.00 60.00 63.00 85.00
1963 53.00 72.00 a 66.00 67.00 90.00 83.00 77.00 82.00 85.00 73.00 59.00 65.00 90.00
1964 59.00 56.00 69.00 64.00 87.00 78.00 81.00 85.00 74.00 74.00 ----- z 54.00 k 87.00
1965 54.00 a 59.00 70.00 75.00 72.00 81.00 a 90.00 89.00 b 76.00 71.00 67.00 59.00 90.00
1966 57.00 66.00 68.00 69.00 75.00 82.00 b 82.00 85.00 a 80.00 76.00 a 62.00 59.00 a 85.00
1967 57.00 59.00 57.00 62.00 80.00 c 86.00 83.00 a 93.00 88.00 a 71.00 65.00 54.00 93.00
1968 60.00 66.00 70.00 71.00 79.00 a 82.00 a 85.00 b 86.00 79.00 a 72.00 60.00 51.00 86.00
1969 56.00 56.00 70.00 74.00 91.00 a 91.00 84.00 a 81.00 a 82.00 a 71.00 65.00 57.00 91.00
1970 55.00 61.00 64.00 65.00 a 78.00 a 95.00 87.00 85.00 a 78.00 73.00 66.00 a 53.00 95.00
1971 59.00 56.00 58.00 75.00 84.00 a 77.00 a 88.00 89.00 77.00 73.00 58.00 52.00 89.00
1972 53.00 60.00 65.00 71.00 82.00 c 78.00 a 85.00 87.00 84.00 69.00 57.00 58.00 87.00
1973 62.00 65.00 62.00 66.00 85.00 a 81.00 86.00 81.00 a 89.00 66.00 60.00 58.00 a 89.00
1974 58.00 53.00 60.00 74.00 a 68.00 80.00 82.00 87.00 87.00 72.00 60.00 59.00 87.00
1975 52.00 55.00 61.00 a 64.00 81.00 83.00 84.00 80.00 84.00 80.00 69.00 59.00 84.00
1976 59.00 ----- z 57.00 76.00 82.00 79.00 81.00 76.00 84.00 71.00 63.00 61.00 84.00
1977 59.00 66.00 61.00 75.00 70.00 82.00 81.00 92.00 74.00 67.00 61.00 56.00 92.00
1978 55.00 61.00 63.00 69.00 79.00 85.00 90.00 92.00 73.00 74.00 61.00 53.00 92.00
1979 53.00 53.00 67.00 74.00 80.00 83.00 89.00 87.00 89.00 77.00 66.00 60.00 89.00
1980 52.00 59.00 59.00 76.00 76.00 74.00 82.00 85.00 77.00 81.00 65.00 65.00 85.00
1981 64.00 59.00 68.00 74.00 78.00 77.00 83.00 90.00 88.00 63.00 70.00 57.00 90.00
1982 56.00 60.00 64.00 79.00 79.00 87.00 ----- z 85.00 80.00 70.00 63.00 57.00 87.00
1983 63.00 61.00 64.00 73.00 91.00 81.00 81.00 81.00 76.00 68.00 61.00 51.00 91.00
1984 62.00 60.00 64.00 81.00 80.00 85.00 86.00 82.00 79.00 75.00 60.00 53.00 86.00
1985 53.00 61.00 66.00 69.00 76.00 84.00 89.00 88.00 77.00 70.00 56.00 52.00 89.00
1986 66.00 74.00 74.00 69.00 77.00 84.00 77.00 85.00 87.00 73.00 59.00 58.00 87.00
1987 63.00 60.00 69.00 78.00 79.00 86.00 85.00 84.00 85.00 86.00 64.00 57.00 86.00
1988 61.00 62.00 64.00 71.00 79.00 82.00 87.00 86.00 89.00 74.00 64.00 62.00 89.00
1989 55.00 53.00 65.00 73.00 80.00 85.00 79.00 80.00 85.00 73.00 61.00 63.00 85.00
1990 56.00 62.00 64.00 73.00 81.00 79.00 87.00 90.00 84.00 70.00 67.00 56.00 90.00
1991 ----- z 62.00 63.00 69.00 75.00 76.00 88.00 85.00 81.00 78.00 61.00 57.00 88.00
1992 63.00 68.00 68.00 79.00 81.00 85.00 82.00 86.00 82.00 76.00 57.00 50.00 86.00
1993 55.00 65.00 64.00 71.00 80.00 77.00 75.00 86.00 85.00 78.00 58.00 58.00 86.00
1994 58.00 53.00 71.00 69.00 75.00 78.00 91.00 84.00 78.00 71.00 54.00 58.00 91.00
1995 57.00 62.00 72.00 73.00 78.00 89.00 ----- z ----- z ----- z 70.00 65.00 58.00 89.00
1996 57.00 59.00 68.00 74.00 72.00 76.00 87.00 86.00 74.00 79.00 63.00 55.00 87.00
1997 59.00 64.00 64.00 73.00 78.00 77.00 81.00 87.00 81.00 71.00 63.00 56.00 87.00
1998 ----- z 61.00 67.00 74.00 79.00 80.00 93.00 88.00 87.00 76.00 59.00 61.00 93.00
1999 53.00 57.00 66.00 81.00 81.00 88.00 84.00 84.00 82.00 67.00 63.00 55.00 88.00
2000 52.00 60.00 60.00 69.00 74.00 85.00 81.00 82.00 78.00 75.00 60.00 53.00 85.00
2001 62.00 57.00 65.00 72.00 80.00 79.00 a 82.00 85.00 76.00 77.00 64.00 55.00 85.00
2002 61.00 57.00 59.00 66.00 78.00 85.00 87.00 86.00 e 80.00 69.00 64.00 63.00 87.00
2003 61.00 56.00 64.00 71.00 75.00 87.00 90.00 83.00 83.00 70.00 57.00 58.00 90.00
2004 58.00 61.00 80.00 82.00 79.00 85.00 90.00 89.00 76.00 73.00 60.00 60.00 90.00
2005 66.00 63.00 67.00 75.00 84.00 79.00 83.00 87.00 76.00 71.00 61.00 67.00 87.00
2006 59.00 57.00 68.00 a 71.00 81.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 81.00
Period of Record Statistics
MEAN 57.36 60.28 65.50 72.93 79.37 81.96 85.14 85.36 81.61 73.87 62.08 57.70 88.43
S.D. 4.44 4.79 4.54 4.71 4.94 4.62 4.39 3.72 4.93 4.63 3.90 4.33 3.23
SKEW -0.27 0.18 0.44 0.00 0.13 0.66 0.10 0.10 -0.10 0.11 0.00 0.47 0.38
MAX 67.00 74.00 80.00 82.00 91.00 96.00 94.00 97.00 91.00 86.00 71.00 74.00 97.00
MIN 41.00 48.00 57.00 62.00 68.00 74.00 75.00 76.00 69.00 63.00 54.00 46.00 81.00
NO YRS 74 75 76 76 76 75 73 74 74 75 73 74 67