YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 45.20 | a | 35.12 | d | 23.15 | r | 40.16 | j |
1954 | 21.89 | c | 30.64 | 31.68 | 46.47 | 49.71 | 61.38 | d | 66.26 | 65.20 | a | 57.67 | 47.52 | 33.69 | a | 27.40 | a | 44.96 | ||||||||
1955 | 27.03 | 22.93 | 33.23 | a | 42.73 | 53.77 | 59.20 | 65.00 | 63.58 | 58.47 | 46.48 | 31.13 | 27.52 | 44.26 | ||||||||||||
1956 | 25.26 | d | 22.71 | a | 31.72 | b | 39.93 | 55.06 | 62.23 | 63.58 | 61.97 | 54.07 | a | 47.20 | a | 29.14 | b | 29.48 | 43.53 | |||||||
1957 | 22.83 | a | 35.29 | 32.87 | 39.23 | 51.58 | 60.72 | a | 66.26 | 65.77 | 52.60 | 44.59 | b | 32.17 | 28.10 | a | 44.33 | |||||||||
1958 | 24.81 | 27.32 | 29.48 | 41.17 | 54.52 | 64.10 | 65.16 | 64.61 | 57.23 | 45.52 | 31.40 | 22.16 | 43.96 | |||||||||||||
1959 | 20.83 | h | 26.25 | 31.67 | a | 42.17 | 53.97 | 62.50 | 64.10 | 63.45 | 54.63 | 42.41 | d | ----- | z | 27.68 | c | 46.88 | b | |||||||
1960 | 21.86 | b | 18.47 | j | 28.13 | a | 42.66 | a | 50.06 | 62.87 | 64.00 | 63.58 | 56.63 | 45.61 | 32.40 | 24.55 | 44.76 | a | ||||||||
1961 | 19.29 | 27.11 | 32.90 | 40.67 | 51.97 | 59.63 | 63.48 | 60.94 | 52.77 | 42.48 | 30.63 | 23.68 | 42.13 | |||||||||||||
1962 | 16.81 | 27.68 | 28.39 | 42.53 | 56.35 | 60.90 | 64.45 | 62.87 | 58.33 | 46.23 | 34.83 | 27.90 | 43.94 | |||||||||||||
1963 | 15.17 | b | 28.86 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.52 | h | 35.47 | 24.29 | 25.95 | h | |||
1964 | 23.19 | 23.00 | 31.29 | 42.27 | 54.94 | 60.43 | 65.87 | 65.23 | 58.73 | 46.10 | 36.23 | 29.45 | 44.73 | |||||||||||||
1965 | 29.52 | 24.93 | 27.55 | 45.97 | 55.42 | 61.90 | 65.35 | 62.68 | 56.53 | 45.03 | 40.63 | 32.89 | d | 45.70 | ||||||||||||
1966 | 19.65 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 19.65 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 22.28 | 26.97 | 30.81 | 42.34 | 53.40 | 61.44 | 64.87 | 63.63 | 56.15 | 45.36 | 33.57 | 27.09 | 44.17 | |||||||||||||
S.D. | 4.13 | 3.76 | 2.06 | 2.24 | 2.23 | 1.46 | 1.02 | 1.49 | 2.27 | 1.61 | 3.12 | 2.98 | 1.00 | |||||||||||||
SKEW | -0.05 | 0.82 | -0.43 | 0.63 | -0.49 | 0.16 | 0.06 | -0.20 | -0.46 | -0.72 | 0.76 | 0.09 | -0.60 | |||||||||||||
MAX | 29.52 | 35.29 | 33.23 | 46.47 | 56.35 | 64.10 | 66.26 | 65.77 | 58.73 | 47.52 | 40.63 | 32.89 | 45.70 | |||||||||||||
MIN | 15.17 | 22.71 | 27.55 | 39.23 | 49.71 | 59.20 | 63.48 | 60.94 | 52.60 | 42.41 | 29.14 | 22.16 | 42.13 | |||||||||||||
YRS | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 9 |