DAVENPORT, WASHINGTON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(452007)

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
1948 ----- z ----- z ----- z ----- z ----- z 77.00 x 86.00 85.00 87.00 68.00 50.00 40.00 87.00
1949 31.00 46.00 54.00 74.00 85.00 89.00 91.00 91.00 89.00 64.00 57.00 46.00 91.00
1950 38.00 42.00 51.00 65.00 77.00 87.00 92.00 89.00 90.00 63.00 55.00 52.00 92.00
1951 45.00 50.00 54.00 a 70.00 81.00 82.00 93.00 91.00 81.00 71.00 50.00 50.00 93.00
1952 35.00 39.00 59.00 78.00 82.00 86.00 98.00 95.00 83.00 73.00 51.00 a 37.00 98.00
1953 50.00 52.00 65.00 66.00 80.00 77.00 95.00 97.00 91.00 74.00 58.00 47.00 97.00
1954 47.00 53.00 60.00 71.00 89.00 82.00 94.00 94.00 85.00 67.00 56.00 43.00 94.00
1955 38.00 45.00 51.00 67.00 78.00 95.00 98.00 93.00 96.00 67.00 56.00 42.00 98.00
1956 42.00 41.00 r 58.00 81.00 89.00 83.00 98.00 98.00 90.00 77.00 47.00 49.00 98.00
1957 36.00 54.00 55.00 82.00 a 89.00 90.00 96.00 92.00 92.00 76.00 55.00 52.00 96.00
1958 47.00 59.00 61.00 68.00 93.00 96.00 96.00 99.00 97.00 82.00 62.00 47.00 99.00
1959 52.00 46.00 58.00 70.00 77.00 89.00 101.00 97.00 87.00 67.00 59.00 50.00 101.00
1960 44.00 47.00 73.00 74.00 82.00 88.00 103.00 97.00 88.00 80.00 54.00 44.00 103.00
1961 49.00 53.00 63.00 68.00 84.00 97.00 98.00 103.00 82.00 77.00 52.00 45.00 103.00
1962 44.00 51.00 63.00 78.00 72.00 90.00 98.00 94.00 88.00 76.00 51.00 46.00 98.00
1963 47.00 53.00 62.00 72.00 82.00 93.00 90.00 96.00 95.00 80.00 55.00 40.00 96.00
1964 39.00 42.00 70.00 65.00 80.00 85.00 98.00 90.00 83.00 76.00 55.00 47.00 98.00
1965 ----- z ----- z ----- z ----- z ----- z ----- z 94.00 96.00 80.00 m 77.00 ----- z 44.00 i 96.00
1966 42.00 47.00 68.00 ----- z ----- z 85.00 92.00 97.00 91.00 75.00 58.00 49.00 97.00
1967 52.00 55.00 53.00 60.00 81.00 c 90.00 99.00 101.00 100.00 ----- z ----- z ----- z 101.00
1968 ----- z ----- z ----- z ----- z 80.00 l 90.00 101.00 95.00 89.00 77.00 48.00 49.00 101.00
1969 36.00 38.00 64.00 74.00 85.00 93.00 95.00 98.00 90.00 68.00 56.00 44.00 98.00
1970 38.00 50.00 56.00 59.00 84.00 95.00 99.00 100.00 88.00 80.00 58.00 46.00 100.00
1971 51.00 56.00 53.00 67.00 82.00 90.00 99.00 101.00 83.00 ----- z 51.00 39.00 101.00
1972 40.00 56.00 67.00 72.00 86.00 87.00 95.00 103.00 87.00 74.00 52.00 49.00 103.00
1973 44.00 53.00 58.00 70.00 90.00 97.00 98.00 98.00 94.00 69.00 51.00 46.00 98.00
1974 47.00 46.00 61.00 67.00 75.00 98.00 96.00 95.00 90.00 77.00 52.00 44.00 98.00
1975 42.00 41.00 51.00 70.00 84.00 88.00 102.00 ----- z 92.00 85.00 68.00 50.00 102.00
1976 42.00 46.00 59.00 69.00 79.00 92.00 a 94.00 c 90.00 93.00 84.00 57.00 49.00 94.00
1977 41.00 56.00 61.00 a 90.00 79.00 91.00 96.00 103.00 80.00 73.00 54.00 50.00 103.00
1978 40.00 45.00 64.00 71.00 75.00 a 91.00 95.00 97.00 84.00 74.00 54.00 43.00 97.00
1979 28.00 47.00 62.00 74.00 81.00 91.00 101.00 94.00 89.00 83.00 50.00 46.00 101.00
1980 42.00 49.00 58.00 80.00 85.00 ----- z 99.00 90.00 84.00 85.00 61.00 55.00 a 99.00
1981 47.00 55.00 63.00 75.00 81.00 83.00 92.00 98.00 95.00 71.00 65.00 44.00 a 98.00
1982 39.00 54.00 59.00 72.00 80.00 97.00 101.00 96.00 ----- z 73.00 53.00 51.00 101.00
1983 48.00 56.00 59.00 70.00 91.00 85.00 90.00 97.00 89.00 b 66.00 55.00 35.00 97.00
1984 45.00 49.00 58.00 77.00 84.00 85.00 101.00 95.00 87.00 78.00 52.00 36.00 101.00
1985 32.00 41.00 53.00 75.00 ----- z ----- z 99.00 89.00 75.00 68.00 54.00 35.00 99.00
1986 42.00 51.00 63.00 75.00 94.00 95.00 93.00 96.00 ----- z 73.00 54.00 38.00 96.00
1987 38.00 45.00 62.00 85.00 89.00 93.00 96.00 94.00 96.00 84.00 56.00 51.00 96.00
1988 39.00 58.00 58.00 79.00 88.00 87.00 96.00 97.00 98.00 80.00 ----- z 43.00 98.00
1989 47.00 39.00 57.00 72.00 78.00 85.00 95.00 95.00 85.00 ----- z 62.00 42.00 95.00
1990 51.00 49.00 65.00 71.00 ----- z 87.00 98.00 97.00 90.00 75.00 62.00 45.00 98.00
1991 40.00 54.00 64.00 74.00 71.00 82.00 94.00 94.00 87.00 80.00 54.00 44.00 94.00
1992 49.00 53.00 69.00 75.00 88.00 99.00 98.00 99.00 84.00 86.00 ----- z 37.00 99.00
1993 38.00 41.00 55.00 63.00 91.00 88.00 86.00 89.00 87.00 80.00 56.00 49.00 91.00
1994 48.00 48.00 71.00 78.00 84.00 92.00 102.00 98.00 b 87.00 72.00 49.00 47.00 102.00
1995 46.00 60.00 61.00 68.00 85.00 90.00 94.00 90.00 92.00 70.00 57.00 48.00 94.00
1996 43.00 49.00 57.00 76.00 75.00 ----- z 98.00 98.00 93.00 77.00 53.00 39.00 98.00
1997 42.00 43.00 63.00 65.00 83.00 82.00 ----- z 99.00 91.00 80.00 54.00 45.00 99.00
1998 46.00 51.00 64.00 78.00 82.00 84.00 102.00 101.00 95.00 80.00 53.00 47.00 102.00
1999 46.00 47.00 70.00 76.00 87.00 91.00 96.00 98.00 86.00 70.00 62.00 51.00 98.00
2000 40.00 45.00 60.00 73.00 76.00 84.00 92.00 97.00 87.00 70.00 49.00 35.00 97.00
2001 38.00 39.00 62.00 76.00 90.00 87.00 95.00 98.00 a 88.00 76.00 58.00 40.00 98.00
2002 48.00 53.00 58.00 68.00 76.00 94.00 102.00 94.00 90.00 69.00 57.00 51.00 102.00
2003 55.00 51.00 65.00 71.00 89.00 90.00 98.00 96.00 95.00 80.00 55.00 44.00 98.00
2004 42.00 48.00 70.00 76.00 76.00 93.00 97.00 99.00 87.00 75.00 53.00 50.00 99.00
2005 47.00 56.00 65.00 76.00 86.00 93.00 95.00 94.00 82.00 68.00 50.00 48.00 95.00
2006 50.00 48.00 59.00 75.00 91.00 94.00 b 94.00 k ----- z ----- z ----- z ----- z ----- z 94.00
Period of Record Statistics
MEAN 43.12 49.09 60.75 72.56 83.04 89.39 96.32 95.74 88.80 74.91 54.93 45.20 97.78
S.D. 5.60 5.58 5.33 5.83 5.55 4.89 3.80 3.85 4.93 5.77 4.30 4.94 3.31
SKEW -0.32 -0.17 0.17 0.23 -0.08 -0.12 -0.53 -0.42 -0.10 -0.03 0.72 -0.47 -0.19
MAX 55.00 60.00 73.00 90.00 94.00 99.00 103.00 103.00 100.00 86.00 68.00 55.00 103.00
MIN 28.00 38.00 51.00 59.00 71.00 77.00 86.00 85.00 75.00 63.00 47.00 35.00 91.00
NO YRS 56 55 56 55 53 54 57 57 55 55 54 56 40