YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 63.02 | 64.28 | a | 64.56 | m | 59.79 | w | 46.09 | n | 35.73 | b | 34.25 | y | 54.34 | i | |
1947 | 29.64 | i | 36.79 | d | 37.00 | m | 42.11 | l | 52.74 | f | 59.60 | 66.86 | b | 63.12 | a | 59.62 | e | 50.33 | e | 31.83 | f | ----- | z | 56.05 | f | |
1948 | 30.13 | 31.62 | a | 29.97 | b | 48.09 | c | 52.90 | 60.63 | 64.84 | 63.98 | f | 59.59 | b | 48.76 | d | 32.48 | b | 33.27 | a | 44.75 | a | ||||
1949 | 23.39 | 30.09 | 38.07 | d | 44.44 | e | 51.33 | a | 59.73 | 65.03 | a | 63.33 | d | 58.87 | c | 46.28 | f | 41.79 | f | 25.39 | d | 45.97 | b | |||
1950 | 30.84 | 36.17 | a | 38.65 | a | 45.37 | 49.21 | 60.35 | 64.44 | 61.84 | 55.25 | 52.47 | 38.96 | d | 34.17 | d | 47.31 | |||||||||
1951 | 27.44 | d | 34.10 | r | 36.56 | 42.75 | 52.23 | 57.12 | 67.13 | 63.97 | 58.45 | 48.32 | a | 36.90 | 30.15 | 47.36 | a | |||||||||
1952 | 33.02 | 31.05 | 32.44 | 45.40 | 51.95 | 61.18 | 64.13 | 63.98 | 58.45 | 49.53 | 31.82 | 27.31 | 45.85 | |||||||||||||
1953 | 33.76 | 29.80 | a | 38.62 | a | 43.50 | 47.52 | 61.72 | 65.77 | 62.74 | 59.03 | m | 47.39 | 37.65 | 26.55 | 45.00 | a | |||||||||
1954 | 31.65 | 36.48 | b | 36.23 | 48.00 | a | 54.05 | a | 60.26 | a | 66.88 | a | 62.54 | c | 60.79 | d | 52.11 | c | 40.72 | a | 32.09 | b | 48.48 | |||
1955 | 25.53 | 27.94 | a | 38.15 | d | 43.45 | 51.90 | 59.07 | 65.19 | 64.44 | 58.39 | c | 51.13 | 39.38 | 35.06 | 46.64 | ||||||||||
1956 | 35.05 | 28.02 | 39.30 | d | 42.58 | 54.58 | a | 65.22 | 64.03 | 61.74 | 60.17 | 49.50 | 34.33 | 28.66 | 46.93 | |||||||||||
1957 | 33.85 | 41.54 | 38.95 | 43.43 | a | 49.15 | 61.58 | 67.19 | 63.12 | c | 56.90 | 47.09 | d | 35.78 | c | 33.73 | 47.69 | |||||||||
1958 | 27.98 | 37.34 | f | 34.88 | s | ----- | z | 55.77 | i | 63.77 | 65.92 | 65.06 | 59.32 | 49.42 | 38.29 | a | 34.81 | d | 50.57 | d | ||||||
1959 | 31.92 | a | 32.45 | 36.19 | 47.13 | 52.68 | a | 64.25 | 66.88 | b | 63.70 | c | 57.00 | 48.50 | a | 37.95 | a | 32.94 | e | 47.63 | ||||||
1960 | 22.82 | 27.93 | 41.32 | f | 45.65 | 51.63 | 61.55 | a | 65.26 | 65.15 | 59.65 | 46.55 | a | 39.57 | 28.56 | d | 46.76 | a | ||||||||
1961 | 30.81 | d | 34.39 | 38.89 | 45.55 | 52.48 | b | 63.00 | 65.52 | b | 64.45 | 57.02 | 47.02 | d | 37.09 | c | 28.68 | 47.08 | ||||||||
1962 | 29.82 | a | 36.11 | a | 33.08 | 48.82 | 50.43 | a | 58.81 | a | 64.60 | a | 63.79 | b | 57.73 | b | 48.66 | 41.20 | 33.02 | a | 47.17 | |||||
1963 | 26.68 | 35.81 | b | 37.15 | e | 46.59 | c | 54.68 | a | 57.20 | 67.25 | a | 61.73 | c | 60.00 | f | 50.86 | b | 39.29 | a | 31.44 | 46.24 | a | |||
1964 | 24.57 | b | 25.24 | 34.33 | a | 41.17 | 49.58 | a | 57.97 | a | 66.29 | 62.02 | 54.17 | i | 49.69 | 35.68 | 29.48 | a | 43.28 | a | ||||||
1965 | 32.88 | a | 30.13 | a | 35.65 | 42.70 | 49.40 | 56.45 | 63.69 | 61.35 | 56.35 | 49.71 | 39.15 | 28.18 | 45.47 | |||||||||||
1966 | 14.20 | u | 24.52 | 40.93 | j | 44.32 | e | 53.58 | 59.30 | 67.31 | 62.82 | n | 57.17 | j | 47.07 | p | ----- | z | ----- | z | 49.80 | g | ||||
1967 | ----- | z | ----- | z | ----- | z | 46.83 | l | 52.08 | 61.07 | 67.85 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.57 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 29.56 | 32.00 | 36.39 | 44.94 | 51.65 | 60.58 | 65.64 | 63.23 | 58.35 | 49.28 | 37.33 | 30.75 | 47.03 | |||||||||||||
S.D. | 3.78 | 4.55 | 2.71 | 2.17 | 1.99 | 2.36 | 1.21 | 1.18 | 1.53 | 1.69 | 2.63 | 3.01 | 0.88 | |||||||||||||
SKEW | -0.39 | 0.21 | -0.97 | 0.21 | -0.33 | 0.12 | 0.01 | -0.00 | -0.34 | 0.20 | -0.62 | -0.14 | -0.31 | |||||||||||||
MAX | 35.05 | 41.54 | 39.30 | 48.82 | 54.68 | 65.22 | 67.31 | 65.15 | 60.79 | 52.47 | 41.20 | 35.06 | 48.48 | |||||||||||||
MIN | 22.82 | 24.52 | 29.97 | 41.17 | 47.52 | 56.45 | 63.69 | 61.35 | 55.25 | 46.55 | 31.82 | 25.39 | 45.47 | |||||||||||||
YRS | 18 | 18 | 16 | 18 | 19 | 22 | 21 | 18 | 16 | 18 | 18 | 18 | 10 |