VASHON ISLAND, te

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(458802)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195502
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
1891 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 43.00 b 39.00 40.00 ----- z ----- z 39.00
1892 ----- z 26.00 z 32.00 31.00 32.00 a 32.00 40.00 42.00 40.00 38.00 28.00 f ----- z 26.00
1893 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1895 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1896 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1897 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1898 26.00 31.00 26.00 30.00 38.00 43.00 b 47.00 50.00 45.00 a 37.00 31.00 27.00 26.00
1899 30.00 t 9.00 29.00 32.00 35.00 38.00 45.00 44.00 ----- z 32.00 40.00 30.00 9.00
1900 30.00 21.00 33.00 32.00 39.00 44.00 49.00 47.00 39.00 38.00 18.00 25.00 18.00
1901 27.00 25.00 32.00 31.00 36.00 40.00 b 42.00 f 47.00 a 41.00 43.00 e 34.00 j 28.00 25.00
1902 14.00 d 26.00 30.00 33.00 42.00 42.00 45.00 45.00 40.00 42.00 36.00 30.00 c 14.00
1903 30.00 23.00 27.00 32.00 38.00 41.00 46.00 50.00 41.00 38.00 30.00 32.00 23.00
1904 21.00 25.00 30.00 34.00 38.00 40.00 45.00 46.00 38.00 e 41.00 38.00 32.00 21.00
1905 26.00 18.00 33.00 35.00 38.00 45.00 50.00 44.00 44.00 31.00 31.00 32.00 18.00
1906 30.00 32.00 21.00 33.00 37.00 42.00 50.00 46.00 44.00 37.00 32.00 28.00 21.00
1907 13.00 30.00 29.00 30.00 37.00 43.00 48.00 43.00 39.00 41.00 33.00 29.00 13.00
1908 29.00 25.00 28.00 32.00 39.00 41.00 46.00 44.00 34.00 34.00 34.00 29.00 25.00
1909 13.00 30.00 32.00 32.00 33.00 40.00 43.00 43.00 43.00 35.00 26.00 22.00 13.00
1910 23.00 25.00 a 28.00 33.00 36.00 40.00 43.00 43.00 42.00 34.00 30.00 30.00 23.00
1911 18.00 25.00 27.00 30.00 38.00 40.00 38.00 42.00 40.00 37.00 20.00 31.00 18.00
1912 24.00 29.00 28.00 35.00 39.00 44.00 45.00 44.00 43.00 36.00 33.00 32.00 a 24.00
1913 21.00 26.00 25.00 32.00 39.00 42.00 45.00 46.00 43.00 37.00 31.00 a 27.00 21.00
1914 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1915 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 39.00 a 30.00 28.00 a 22.00 22.00
1916 12.00 25.00 28.00 34.00 33.00 38.00 41.00 41.00 38.00 29.00 a 21.00 a 21.00 f 12.00
1917 12.00 22.00 26.00 30.00 32.00 a 40.00 41.00 a 45.00 41.00 e 35.00 32.00 29.00 12.00
1918 19.00 a 25.00 23.00 28.00 36.00 39.00 43.00 40.00 41.00 35.00 29.00 23.00 19.00
1919 23.00 29.00 33.00 31.00 33.00 a 39.00 a 41.00 a 40.00 33.00 25.00 b 29.00 e 7.00 f 7.00
1920 20.00 26.00 24.00 30.00 32.00 40.00 44.00 43.00 40.00 36.00 32.00 26.00 b 20.00
1921 27.00 22.00 28.00 29.00 35.00 b 42.00 45.00 42.00 36.00 38.00 c 30.00 22.00 a 22.00
1922 15.00 18.00 28.00 31.00 b 30.00 b 42.00 42.00 45.00 40.00 30.00 28.00 18.00 a 15.00
1923 20.00 b 14.00 25.00 b 35.00 36.00 38.00 46.00 45.00 40.00 36.00 31.00 20.00 14.00
1924 14.00 27.00 29.00 33.00 33.00 38.00 a 41.00 42.00 37.00 33.00 29.00 9.00 9.00
1925 28.00 32.00 a 29.00 a 38.00 44.00 l ----- z ----- z ----- z ----- z ----- z 36.00 w ----- z 28.00
1926 26.00 34.00 31.00 35.00 36.00 42.00 43.00 46.00 a 32.00 37.00 34.00 a 16.00 16.00
1927 14.00 c 28.00 28.00 28.00 36.00 42.00 46.00 43.00 42.00 34.00 32.00 18.00 14.00
1928 19.00 28.00 30.00 32.00 36.00 40.00 42.00 41.00 36.00 31.00 30.00 24.00 19.00
1929 12.00 12.00 30.00 29.00 37.00 41.00 42.00 ----- z ----- z ----- z ----- z ----- z 12.00
1930 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1931 37.00 x 30.00 28.00 a 31.00 b 39.00 41.00 46.00 j 40.00 42.00 b 36.00 c 27.00 j 25.00 25.00
1932 22.00 17.00 c 30.00 l 34.00 d 36.00 a 38.00 b 42.00 a 45.00 j 42.00 l 34.00 g 32.00 l 13.00 s 13.00
1933 22.00 c 11.00 b 29.00 b 32.00 c 36.00 m 42.00 k 42.00 g 46.00 b 35.00 n 34.00 k 34.00 m 32.00 v 11.00
1934 30.00 b 30.00 r 32.00 b 31.00 e 32.00 40.00 a 43.00 c 46.00 d 41.00 h 36.00 d 30.00 d 20.00 e 20.00
1935 11.00 c 28.00 a 28.00 d 25.00 b 36.00 b 41.00 e 44.00 b 42.00 43.00 d 21.00 b 19.00 c 29.00 c 11.00
1936 25.00 a 18.00 c 25.00 b 25.00 b 38.00 c 44.00 45.00 a 46.00 d 40.00 e 35.00 u 25.00 h 27.00 18.00
1937 13.00 21.00 e 30.00 31.00 a 34.00 c 44.00 c 44.00 a 43.00 40.00 c 39.00 b 31.00 27.00 e 13.00
1938 29.00 a 27.00 27.00 b 29.00 a 36.00 a 40.00 43.00 a 44.00 45.00 e 33.00 a 27.00 21.00 21.00
1939 29.00 b 24.00 b 26.00 30.00 o ----- z ----- z 40.00 d 44.00 41.00 a 29.00 34.00 a 28.00 b 24.00
1940 27.00 31.00 a 34.00 35.00 a 37.00 41.00 o 43.00 46.00 42.00 a 37.00 a 25.00 28.00 25.00
1941 29.00 31.00 34.00 a 34.00 a 39.00 a 42.00 a 45.00 48.00 a 40.00 37.00 a 31.00 13.00 13.00
1942 21.00 26.00 a 30.00 34.00 34.00 a 41.00 49.00 a 45.00 e 41.00 c 33.00 a 29.00 a 28.00 21.00
1943 8.00 a 29.00 a 26.00 c 32.00 b 36.00 a 38.00 a 43.00 a 46.00 b 43.00 33.00 r 31.00 28.00 8.00
1944 26.00 28.00 b 27.00 c 34.00 33.00 j 36.00 a 43.00 f 48.00 a 42.00 42.00 32.00 c 20.00 c 20.00
1945 26.00 k 27.00 26.00 29.00 41.00 a 37.00 41.00 a 43.00 39.00 b 32.00 g 27.00 k 26.00 a 26.00
1946 29.00 a 28.00 b 31.00 33.00 a 39.00 41.00 c 45.00 b 45.00 c 39.00 a 32.00 30.00 b 21.00 b 21.00
1947 18.00 29.00 a 29.00 a 34.00 b 38.00 42.00 h ----- z 43.00 g 41.00 c 39.00 c 32.00 32.00 a 18.00
1948 ----- z ----- z ----- z ----- z ----- z 46.00 43.00 47.00 39.00 c 35.00 31.00 21.00 21.00
1949 16.00 20.00 30.00 36.00 35.00 41.00 43.00 46.00 b 38.00 a 30.00 39.00 b 24.00 a 16.00
1950 9.00 11.00 29.00 30.00 31.00 42.00 46.00 a 45.00 37.00 38.00 a 30.00 29.00 9.00
1951 17.00 27.00 26.00 b 30.00 33.00 41.00 c 45.00 b 43.00 41.00 a 36.00 a 32.00 22.00 17.00
1952 17.00 28.00 29.00 31.00 33.00 38.00 45.00 45.00 39.00 37.00 a 23.00 28.00 17.00
1953 31.00 29.00 28.00 i 31.00 37.00 38.00 45.00 47.00 41.00 39.00 33.00 32.00 f 28.00
1954 17.00 f 30.00 29.00 a 30.00 29.00 41.00 42.00 44.00 38.00 36.00 a 31.00 29.00 17.00
1955 30.00 26.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 26.00
Period of Record Statistics
MEAN 21.30 24.87 28.60 31.72 35.84 40.56 44.04 44.44 40.02 35.30 30.17 25.35 18.09
S.D. 6.74 5.83 2.77 2.53 2.84 2.46 2.59 2.31 2.75 4.27 4.54 5.20 4.72
SKEW -0.23 -1.09 -0.18 -0.28 -0.31 -0.61 0.31 0.15 -0.73 -0.90 -0.72 -0.97 -0.26
MAX 31.00 34.00 34.00 38.00 42.00 46.00 50.00 50.00 45.00 43.00 40.00 32.00 26.00
MIN 8.00 9.00 21.00 25.00 29.00 32.00 38.00 40.00 32.00 21.00 18.00 9.00 9.00
NO YRS 50 53 52 53 50 50 49 52 51 50 47 48 23