YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.00 | k | ----- | z | ----- | z | 10.00 | j | -20.00 | -28.00 | b | ----- | z | |
1894 | -38.00 | a | -23.00 | -14.00 | e | 22.00 | e | 28.00 | 27.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | -20.00 | p | -24.00 | a | ----- | z | ||
1895 | -30.00 | -41.00 | a | -23.00 | 20.00 | 26.00 | 34.00 | 40.00 | b | 30.00 | 22.00 | a | -2.00 | a | -16.00 | a | ----- | z | ----- | z | ||||||
1896 | ----- | z | ----- | z | -26.00 | b | 12.00 | 33.00 | 43.00 | 39.00 | 33.00 | 21.00 | 10.00 | b | -25.00 | a | -28.00 | ----- | z | |||||||
1897 | -32.00 | -32.00 | -39.00 | 14.00 | 20.00 | 26.00 | 46.00 | 37.00 | b | 28.00 | a | 12.00 | -18.00 | b | -25.00 | -39.00 | e | |||||||||
1898 | -16.00 | b | -28.00 | -12.00 | 9.00 | c | 20.00 | 30.00 | p | 34.00 | o | 35.00 | a | 24.00 | 15.00 | b | -17.00 | -23.00 | ----- | z | ||||||
1899 | -34.00 | -44.00 | -25.00 | a | -18.00 | a | 21.00 | h | 37.00 | h | 37.00 | k | 40.00 | f | 18.00 | i | 20.00 | i | 12.00 | m | ----- | z | ----- | z | ||
1900 | -25.00 | a | -32.00 | b | -13.00 | c | 22.00 | ----- | z | 39.00 | y | 42.00 | 39.00 | 27.00 | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1901 | -29.00 | -25.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | 24.00 | o | 28.00 | 27.00 | 46.00 | 33.00 | 25.00 | 19.00 | -25.00 | -26.00 | ----- | z | ||||||||
1965 | -34.00 | -25.00 | -17.00 | 20.00 | 25.00 | 40.00 | 39.00 | 35.00 | 15.00 | 21.00 | -9.00 | -16.00 | -34.00 | |||||||||||||
1966 | -39.00 | -34.00 | -10.00 | c | 16.00 | 19.00 | 38.00 | 50.00 | 41.00 | 26.00 | 15.00 | -9.00 | -22.00 | -39.00 | c | |||||||||||
1967 | -28.00 | -33.00 | -14.00 | 8.00 | a | 11.00 | 35.00 | 34.00 | 39.00 | 26.00 | 11.00 | -6.00 | a | -36.00 | -36.00 | b | ||||||||||
1968 | -38.00 | -21.00 | -4.00 | 11.00 | 26.00 | 38.00 | 38.00 | 32.00 | 34.00 | 20.00 | -1.00 | -29.00 | -38.00 | |||||||||||||
1969 | -28.00 | -25.00 | -20.00 | 13.00 | 26.00 | 29.00 | 45.00 | 44.00 | 31.00 | 15.00 | 1.00 | -15.00 | -28.00 | |||||||||||||
1970 | -33.00 | -28.00 | -14.00 | 9.00 | a | 24.00 | 42.00 | 42.00 | a | 41.00 | 25.00 | 16.00 | -9.00 | -28.00 | -33.00 | b | ||||||||||
1971 | -33.00 | -29.00 | -11.00 | 4.00 | 26.00 | 38.00 | 40.00 | 39.00 | 28.00 | 15.00 | -2.00 | -21.00 | -33.00 | |||||||||||||
1972 | -33.00 | -33.00 | -31.00 | 3.00 | 22.00 | 33.00 | 40.00 | 40.00 | 31.00 | 5.00 | -3.00 | -25.00 | -33.00 | |||||||||||||
1973 | ----- | z | -16.00 | ----- | z | 12.00 | ----- | z | 38.00 | 41.00 | ----- | z | 25.00 | ----- | z | -2.00 | -32.00 | ----- | z | |||||||
1974 | -30.00 | -27.00 | -20.00 | 12.00 | e | 24.00 | d | 35.00 | 45.00 | 38.00 | 18.00 | ----- | z | -2.00 | -3.00 | ----- | z | |||||||||
1975 | -20.00 | -22.00 | -10.00 | -5.00 | 31.00 | 38.00 | a | 46.00 | 40.00 | 30.00 | 13.00 | -7.00 | -23.00 | -23.00 | a | |||||||||||
1976 | -27.00 | -19.00 | -17.00 | 18.00 | 20.00 | 38.00 | 42.00 | 40.00 | 22.00 | 8.00 | -13.00 | -28.00 | a | -28.00 | a | |||||||||||
1977 | -32.00 | -19.00 | -6.00 | 18.00 | 26.00 | 44.00 | 47.00 | 36.00 | 34.00 | 24.00 | b | -19.00 | j | -34.00 | -34.00 | l | ||||||||||
1978 | -29.00 | -28.00 | -20.00 | a | 21.00 | 32.00 | 37.00 | 47.00 | 37.00 | 32.00 | 24.00 | -18.00 | b | -28.00 | a | -29.00 | d | |||||||||
1979 | -28.00 | a | -32.00 | -13.00 | -10.00 | 23.00 | 38.00 | 47.00 | 37.00 | a | 34.00 | 16.00 | -3.00 | -18.00 | b | -32.00 | d | |||||||||
1980 | -28.00 | e | -31.00 | a | -25.00 | 20.00 | 20.00 | 32.00 | a | 45.00 | c | 41.00 | 30.00 | 15.00 | 11.00 | a | -27.00 | -31.00 | k | |||||||
1981 | -18.00 | a | -21.00 | a | 12.00 | 19.00 | b | 25.00 | c | 43.00 | 41.00 | a | 47.00 | 35.00 | 21.00 | e | 13.00 | -20.00 | a | -21.00 | n | |||||
1982 | -30.00 | a | -28.00 | c | -11.00 | b | 4.00 | b | 28.00 | b | 38.00 | e | 47.00 | d | 33.00 | a | 30.00 | c | 20.00 | a | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.00 | 42.00 | 25.00 | 21.00 | b | 5.00 | -34.00 | f | ----- | z | ||||
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.00 | c | 24.00 | c | 5.00 | a | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -29.67 | -27.84 | -15.96 | 10.96 | 24.48 | 36.13 | 42.54 | 38.08 | 27.00 | 14.74 | -7.61 | -24.30 | -32.17 | |||||||||||||
S.D. | 5.77 | 6.65 | 10.02 | 10.22 | 4.87 | 5.17 | 4.39 | 4.08 | 5.08 | 6.50 | 10.35 | 7.00 | 4.57 | |||||||||||||
SKEW | 0.67 | -0.46 | 0.29 | -1.26 | -0.61 | -0.53 | -0.57 | -0.01 | -0.35 | -0.73 | 0.11 | 1.09 | 0.36 | |||||||||||||
MAX | -16.00 | -16.00 | 12.00 | 22.00 | 33.00 | 44.00 | 50.00 | 47.00 | 35.00 | 24.00 | 13.00 | -3.00 | -23.00 | |||||||||||||
MIN | -39.00 | -44.00 | -39.00 | -18.00 | 11.00 | 26.00 | 32.00 | 30.00 | 15.00 | -2.00 | -25.00 | -36.00 | -39.00 | |||||||||||||
YRS | 24 | 25 | 24 | 25 | 23 | 23 | 24 | 25 | 26 | 23 | 23 | 23 | 12 |