YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.00 | 41.00 | 32.00 | 18.00 | -6.00 | -8.00 | ----- | z | ||||||
1905 | -8.00 | -18.00 | ----- | z | 8.00 | 25.00 | 35.00 | a | 38.00 | 42.00 | 29.00 | 14.00 | 10.00 | -9.00 | ----- | z | ||||||||||
1906 | -8.00 | -1.00 | -4.00 | l | 20.00 | 26.00 | 36.00 | y | 38.00 | 38.00 | 29.00 | -4.00 | b | -3.00 | 0.00 | ----- | z | |||||||||
1907 | 3.00 | 12.00 | 16.00 | 14.00 | 18.00 | 32.00 | 38.00 | 44.00 | 29.00 | 24.00 | 0.00 | a | 1.00 | 0.00 | a | |||||||||||
1908 | 2.00 | 0.00 | f | 9.00 | 8.00 | 20.00 | 29.00 | 38.00 | a | 37.00 | 18.00 | 4.00 | 1.00 | -1.00 | -1.00 | g | ||||||||||
1909 | -17.00 | -1.00 | -13.00 | -1.00 | 13.00 | 32.00 | 43.00 | 41.00 | 32.00 | m | 14.00 | 11.00 | -16.00 | -17.00 | m | |||||||||||
1910 | -19.00 | e | -26.00 | 12.00 | 15.00 | 26.00 | 34.00 | 41.00 | 38.00 | u | 33.00 | 22.00 | 22.00 | -6.00 | ----- | z | ||||||||||
1911 | -18.00 | i | -16.00 | 0.00 | 15.00 | 19.00 | 37.00 | 41.00 | 39.00 | 33.00 | -1.00 | -12.00 | -13.00 | -18.00 | i | |||||||||||
1912 | -1.00 | -9.00 | 2.00 | 14.00 | 25.00 | 28.00 | 37.00 | 41.00 | 21.00 | 15.00 | -5.00 | -7.00 | -9.00 | |||||||||||||
1913 | -24.00 | -17.00 | -3.00 | 9.00 | 23.00 | 36.00 | 37.00 | 42.00 | 27.00 | 6.00 | 10.00 | -11.00 | a | -24.00 | a | |||||||||||
1914 | -3.00 | c | 0.00 | -1.00 | 12.00 | 27.00 | 35.00 | 39.00 | 35.00 | c | 30.00 | 15.00 | 10.00 | l | -11.00 | d | -11.00 | v | ||||||||
1915 | -12.00 | a | -1.00 | -4.00 | 20.00 | 20.00 | 27.00 | 38.00 | 39.00 | 30.00 | 21.00 | n | 2.00 | -24.00 | h | -24.00 | w | |||||||||
1916 | -4.00 | b | -14.00 | e | 4.00 | b | 7.00 | f | 19.00 | a | 20.00 | 38.00 | i | 37.00 | 22.00 | 12.00 | f | -3.00 | l | -14.00 | d | ----- | z | |||
1917 | -14.00 | -10.00 | c | -22.00 | 2.00 | b | 20.00 | 31.00 | 42.00 | a | 37.00 | e | 24.00 | -1.00 | a | 10.00 | 6.00 | a | -22.00 | m | ||||||
1918 | -30.00 | b | -5.00 | k | ----- | z | 12.00 | q | 20.00 | v | 32.00 | 41.00 | a | 39.00 | a | 30.00 | a | 10.00 | b | -6.00 | e | -14.00 | d | ----- | z | |
1919 | -24.00 | -13.00 | a | -8.00 | b | 16.00 | j | ----- | z | ----- | z | ----- | z | 36.00 | ----- | z | 21.00 | -3.00 | -16.00 | ----- | z | |||||
1920 | -3.00 | 10.00 | ----- | z | ----- | z | ----- | z | ----- | z | 33.00 | 40.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | 7.00 | 25.00 | 35.00 | 43.00 | 40.00 | 33.00 | 16.00 | 10.00 | -8.00 | ----- | z | |||||||||
1967 | -8.00 | -8.00 | -8.00 | 18.00 | 16.00 | 34.00 | 43.00 | 40.00 | 31.00 | 9.00 | -0.00 | -5.00 | -8.00 | |||||||||||||
1968 | -2.00 | 7.00 | -5.00 | 10.00 | 27.00 | 36.00 | 40.00 | 38.00 | 26.00 | 17.00 | -2.00 | 5.00 | -5.00 | |||||||||||||
1969 | 3.00 | 4.00 | -3.00 | 22.00 | 29.00 | 35.00 | 43.00 | 43.00 | 36.00 | 11.00 | 5.00 | -5.00 | -5.00 | |||||||||||||
1970 | -14.00 | 6.00 | 3.00 | 11.00 | 15.00 | 30.00 | 43.00 | 43.00 | 20.00 | 17.00 | 7.00 | 4.00 | -14.00 | |||||||||||||
1971 | -28.00 | -7.00 | -7.00 | 9.00 | 20.00 | 34.00 | 41.00 | 40.00 | 25.00 | 16.00 | 9.00 | 1.00 | -28.00 | |||||||||||||
1972 | -15.00 | -3.00 | -1.00 | 12.00 | 23.00 | 38.00 | 40.00 | 39.00 | 29.00 | 15.00 | -5.00 | -2.00 | -15.00 | |||||||||||||
1973 | -9.00 | b | 4.00 | 5.00 | 2.00 | 22.00 | 31.00 | 40.00 | 40.00 | 31.00 | 20.00 | 9.00 | -1.00 | -9.00 | b | |||||||||||
1974 | -20.00 | -10.00 | 10.00 | j | 13.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
1975 | ----- | z | ----- | z | -0.00 | n | 6.00 | a | 25.00 | 28.00 | a | 41.00 | b | 42.00 | 28.00 | 15.00 | b | -7.00 | 3.00 | r | ----- | z | ||||
1976 | -9.00 | 7.00 | 9.00 | 20.00 | 23.00 | 30.00 | 44.00 | 39.00 | a | 33.00 | 13.00 | -22.00 | 5.00 | -22.00 | a | |||||||||||
1977 | -4.00 | 3.00 | 5.00 | 8.00 | 30.00 | 39.00 | 42.00 | 43.00 | 31.00 | 24.00 | g | 6.00 | 7.00 | a | -4.00 | h | ||||||||||
1978 | 4.00 | -4.00 | 4.00 | 19.00 | 26.00 | g | 36.00 | f | 41.00 | c | 39.00 | d | 29.00 | a | 12.00 | l | 11.00 | c | -13.00 | a | ----- | z | ||||
1979 | -11.00 | a | -2.00 | 2.00 | 16.00 | 19.00 | 33.00 | 44.00 | 39.00 | 31.00 | ----- | z | ----- | z | ----- | z | ----- | z | ||||||||
1980 | ----- | z | ----- | z | 9.00 | 11.00 | a | 26.00 | a | 34.00 | 44.00 | g | 40.00 | c | 32.00 | j | 9.00 | 23.00 | r | 5.00 | l | ----- | z | |||
1981 | ----- | z | -4.00 | b | 8.00 | a | 10.00 | d | 23.00 | b | 33.00 | 46.00 | 40.00 | 32.00 | 19.00 | 13.00 | a | ----- | z | ----- | z | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -10.19 | -4.11 | 0.52 | 11.79 | 22.37 | 32.52 | 40.45 | 39.77 | 28.64 | 12.85 | 2.41 | -5.04 | -12.64 | |||||||||||||
S.D. | 9.64 | 9.44 | 8.39 | 5.85 | 4.26 | 3.96 | 2.76 | 2.16 | 4.37 | 7.21 | 9.27 | 7.29 | 8.86 | |||||||||||||
SKEW | -0.40 | -0.32 | -0.59 | -0.18 | -0.29 | -1.08 | -0.41 | -0.09 | -0.86 | -0.82 | -0.41 | 0.10 | -0.43 | |||||||||||||
MAX | 4.00 | 12.00 | 16.00 | 22.00 | 30.00 | 39.00 | 46.00 | 44.00 | 36.00 | 24.00 | 22.00 | 7.00 | 0.00 | |||||||||||||
MIN | -30.00 | -26.00 | -22.00 | -1.00 | 13.00 | 20.00 | 33.00 | 35.00 | 18.00 | -4.00 | -22.00 | -16.00 | -28.00 | |||||||||||||
YRS | 27 | 27 | 25 | 28 | 27 | 27 | 29 | 31 | 28 | 26 | 27 | 26 | 11 |