CUSHMAN DAM, WASHINGTON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(451934)

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 197306
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 30.00 29.00 27.00 30.00 38.00 40.00 45.00 44.00 41.00 34.00 24.00 25.00 24.00
1932 20.00 12.00 29.00 25.00 36.00 38.00 40.00 43.00 39.00 34.00 30.00 a 13.00 a 12.00
1933 22.00 a 7.00 26.00 28.00 33.00 38.00 44.00 46.00 36.00 32.00 29.00 28.00 a 7.00
1934 29.00 31.00 33.00 32.00 35.00 42.00 43.00 43.00 39.00 34.00 31.00 27.00 27.00
1935 6.00 28.00 26.00 a 28.00 a 34.00 42.00 41.00 43.00 41.00 27.00 19.00 26.00 6.00
1936 24.00 11.00 22.00 a 24.00 36.00 45.00 46.00 46.00 36.00 35.00 25.00 26.00 11.00
1937 10.00 19.00 26.00 30.00 38.00 44.00 47.00 44.00 35.00 40.00 31.00 23.00 10.00
1938 28.00 27.00 27.00 34.00 34.00 41.00 44.00 43.00 46.00 34.00 25.00 24.00 24.00
1939 27.00 23.00 27.00 33.00 35.00 40.00 45.00 48.00 44.00 32.00 32.00 27.00 23.00
1940 27.00 29.00 30.00 35.00 39.00 44.00 43.00 48.00 44.00 35.00 27.00 26.00 26.00
1941 30.00 30.00 33.00 34.00 37.00 41.00 46.00 42.00 41.00 37.00 29.00 21.00 21.00
1942 17.00 25.00 24.00 31.00 34.00 40.00 48.00 43.00 41.00 34.00 27.00 28.00 17.00
1943 3.00 19.00 23.00 32.00 33.00 37.00 44.00 48.00 46.00 33.00 31.00 28.00 3.00
1944 26.00 28.00 20.00 31.00 32.00 36.00 45.00 45.00 43.00 39.00 30.00 20.00 20.00
1945 22.00 25.00 25.00 27.00 39.00 38.00 41.00 44.00 38.00 35.00 25.00 21.00 21.00
1946 24.00 23.00 29.00 31.00 38.00 41.00 42.00 45.00 37.00 29.00 29.00 22.00 22.00
1947 10.00 23.00 30.00 a 30.00 38.00 44.00 43.00 42.00 35.00 32.00 28.00 30.00 10.00
1948 25.00 18.00 27.00 30.00 34.00 45.00 42.00 45.00 46.00 s 33.00 m 27.00 18.00 18.00
1949 11.00 13.00 23.00 32.00 34.00 38.00 41.00 43.00 42.00 28.00 38.00 22.00 11.00
1950 -2.00 4.00 25.00 28.00 30.00 40.00 43.00 42.00 34.00 31.00 24.00 27.00 -2.00
1951 13.00 21.00 16.00 e 34.00 j 33.00 41.00 47.00 45.00 39.00 31.00 28.00 20.00 13.00
1952 12.00 24.00 28.00 30.00 32.00 36.00 43.00 46.00 42.00 38.00 23.00 28.00 12.00
1953 29.00 28.00 24.00 31.00 32.00 40.00 47.00 45.00 42.00 36.00 31.00 29.00 24.00
1954 16.00 a 24.00 26.00 30.00 29.00 38.00 42.00 46.00 36.00 31.00 30.00 24.00 16.00
1955 27.00 22.00 15.00 28.00 34.00 38.00 40.00 44.00 39.00 29.00 8.00 a 24.00 8.00
1956 15.00 13.00 18.00 28.00 36.00 41.00 a 41.00 44.00 40.00 32.00 26.00 17.00 13.00
1957 9.00 18.00 29.00 32.00 41.00 46.00 45.00 a 41.00 42.00 28.00 30.00 26.00 9.00
1958 31.00 30.00 27.00 33.00 35.00 a 44.00 49.00 49.00 i 38.00 f 33.00 21.00 29.00 21.00
1959 10.00 28.00 29.00 30.00 33.00 40.00 45.00 45.00 41.00 32.00 24.00 27.00 10.00
1960 24.00 24.00 23.00 29.00 33.00 37.00 43.00 41.00 a 41.00 35.00 30.00 28.00 23.00
1961 27.00 29.00 a 26.00 29.00 34.00 41.00 47.00 46.00 37.00 32.00 25.00 22.00 a 22.00
1962 12.00 17.00 23.00 32.00 31.00 38.00 40.00 44.00 41.00 37.00 28.00 21.00 12.00
1963 13.00 30.00 28.00 30.00 30.00 39.00 46.00 47.00 44.00 35.00 28.00 25.00 13.00
1964 25.00 21.00 29.00 28.00 31.00 41.00 45.00 43.00 40.00 35.00 27.00 9.00 e 9.00
1965 25.00 26.00 25.00 b 29.00 29.00 41.00 ----- z 42.00 38.00 a 34.00 27.00 24.00 24.00
1966 22.00 26.00 a 26.00 30.00 32.00 39.00 a 46.00 45.00 a 44.00 31.00 a 30.00 24.00 22.00
1967 25.00 26.00 25.00 28.00 36.00 a 42.00 46.00 47.00 41.00 35.00 28.00 21.00 21.00
1968 19.00 a 28.00 28.00 27.00 31.00 37.00 46.00 44.00 35.00 a 34.00 30.00 a 7.00 7.00
1969 8.00 23.00 a 28.00 31.00 b 36.00 44.00 47.00 45.00 43.00 37.00 29.00 e 30.00 8.00
1970 23.00 30.00 26.00 27.00 34.00 b 41.00 b 45.00 d 46.00 38.00 b 32.00 b 23.00 d 24.00 23.00
1971 21.00 18.00 b 22.00 32.00 33.00 42.00 41.00 48.00 39.00 26.00 d 28.00 d 21.00 18.00
1972 12.00 k 19.00 j 28.00 h 29.00 j 30.00 i 41.00 f 38.00 l 46.00 h 32.00 j 32.00 k 33.00 j 8.00 k 8.00
1973 16.00 i 22.00 j 28.00 i 33.00 i 35.00 i 41.00 x ----- z ----- z ----- z ----- z ----- z ----- z 16.00
Period of Record Statistics
MEAN 19.39 22.68 25.68 29.98 34.20 40.49 44.10 44.53 40.00 33.20 27.20 23.46 15.12
S.D. 8.40 6.66 3.85 2.39 2.85 2.60 2.42 1.92 3.13 3.16 4.56 5.13 7.44
SKEW -0.61 -1.00 -0.78 -0.20 0.25 0.23 -0.09 0.15 -0.07 -0.20 -1.71 -1.43 -0.17
MAX 31.00 31.00 33.00 35.00 41.00 46.00 49.00 48.00 46.00 40.00 38.00 30.00 27.00
MIN -2.00 4.00 15.00 24.00 29.00 36.00 40.00 41.00 34.00 26.00 8.00 7.00 -2.00
NO YRS 41 41 41 40 41 41 40 40 39 40 41 41 34