YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 31.00 | 27.00 | a | ----- | z | ----- | z | 43.00 | 49.00 | 54.00 | 45.00 | 44.00 | 22.00 | 33.00 | ----- | z | ||||||||
1959 | 33.00 | 27.00 | 32.00 | 38.00 | 37.00 | 44.00 | 54.00 | b | 44.00 | 44.00 | 33.00 | 36.00 | 28.00 | 27.00 | b | |||||||||||
1960 | 21.00 | 23.00 | 35.00 | 32.00 | 32.00 | 46.00 | 52.00 | 48.00 | 43.00 | 38.00 | 30.00 | 22.00 | 21.00 | |||||||||||||
1961 | 32.00 | 31.00 | 30.00 | 30.00 | 38.00 | 42.00 | 50.00 | 49.00 | 41.00 | 29.00 | 33.00 | a | 27.00 | 27.00 | a | |||||||||||
1962 | 25.00 | 26.00 | 22.00 | a | 33.00 | 38.00 | b | 41.00 | 49.00 | 50.00 | 43.00 | 39.00 | 31.00 | 25.00 | 22.00 | c | ||||||||||
1963 | 20.00 | a | 35.00 | 29.00 | 30.00 | 35.00 | 41.00 | 47.00 | 50.00 | 47.00 | 42.00 | 32.00 | 27.00 | 20.00 | a | |||||||||||
1964 | 27.00 | 26.00 | 24.00 | 31.00 | 32.00 | 40.00 | 47.00 | 45.00 | 43.00 | a | 39.00 | 22.00 | a | 25.00 | 22.00 | b | ||||||||||
1965 | 22.00 | 23.00 | 31.00 | 30.00 | 32.00 | 40.00 | 46.00 | 49.00 | 41.00 | 37.00 | 29.00 | 24.00 | b | 22.00 | b | |||||||||||
1966 | 24.00 | 25.00 | 22.00 | 35.00 | 36.00 | 39.00 | j | 48.00 | 43.00 | 40.00 | 35.00 | 26.00 | 24.00 | 22.00 | j | |||||||||||
1967 | 26.00 | 28.00 | 28.00 | 27.00 | 32.00 | 34.00 | 53.00 | 54.00 | 45.00 | 39.00 | 26.00 | 14.00 | 14.00 | |||||||||||||
1968 | 20.00 | 30.00 | 28.00 | 22.00 | 32.00 | 41.00 | 47.00 | 42.00 | 43.00 | 41.00 | 32.00 | 15.00 | a | 15.00 | a | |||||||||||
1969 | 26.00 | 26.00 | d | 29.00 | a | 34.00 | 34.00 | 43.00 | 47.00 | 54.00 | 44.00 | 33.00 | 35.00 | 25.00 | 25.00 | e | ||||||||||
1970 | 25.00 | 31.00 | a | 32.00 | 29.00 | 36.00 | 41.00 | a | 57.00 | 57.00 | 46.00 | 38.00 | 33.00 | 30.00 | 25.00 | b | ||||||||||
1971 | 20.00 | 28.00 | 24.00 | 29.00 | 34.00 | 34.00 | 49.00 | a | 51.00 | 38.00 | 27.00 | 30.00 | 20.00 | 20.00 | a | |||||||||||
1972 | 25.00 | 27.00 | 28.00 | 28.00 | a | 34.00 | 45.00 | 44.00 | 44.00 | c | 40.00 | a | 32.00 | 32.00 | 20.00 | 20.00 | e | |||||||||
1973 | 20.00 | 30.00 | 28.00 | a | 32.00 | a | 38.00 | a | 43.00 | 45.00 | b | 39.00 | c | 37.00 | h | 37.00 | d | 27.00 | a | 28.00 | 20.00 | u | ||||
1974 | 23.00 | 28.00 | a | 28.00 | 32.00 | 33.00 | a | 42.00 | 48.00 | d | 45.00 | 50.00 | 37.00 | 33.00 | b | 20.00 | 20.00 | h | ||||||||
1975 | 22.00 | 21.00 | 27.00 | a | 29.00 | f | 33.00 | 42.00 | 50.00 | 47.00 | 47.00 | 32.00 | b | ----- | z | ----- | z | ----- | z | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 24.18 | 27.56 | 28.00 | 30.75 | 34.47 | 41.29 | 49.00 | 48.06 | 43.53 | 36.22 | 29.94 | 23.94 | 21.36 | |||||||||||||
S.D. | 3.92 | 3.45 | 3.45 | 3.62 | 2.29 | 3.20 | 3.29 | 4.86 | 3.02 | 4.49 | 4.12 | 5.02 | 4.20 | |||||||||||||
SKEW | 0.91 | 0.10 | -0.08 | -0.36 | 0.39 | -1.16 | 0.82 | 0.05 | 0.20 | -0.35 | -0.63 | -0.37 | -0.36 | |||||||||||||
MAX | 33.00 | 35.00 | 35.00 | 38.00 | 38.00 | 46.00 | 57.00 | 57.00 | 50.00 | 44.00 | 36.00 | 33.00 | 27.00 | |||||||||||||
MIN | 20.00 | 21.00 | 22.00 | 22.00 | 32.00 | 34.00 | 44.00 | 39.00 | 38.00 | 27.00 | 22.00 | 14.00 | 14.00 | |||||||||||||
YRS | 17 | 18 | 18 | 16 | 17 | 17 | 18 | 18 | 17 | 18 | 17 | 17 | 11 |