YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.97 | 40.97 | k | |
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 | 44.21 | a | 49.16 | ----- | z | 75.33 | p | 76.40 | ----- | z | 81.55 | 75.03 | 64.90 | 56.93 | 47.19 | 61.92 | d | |||||||
1921 | 48.50 | a | 52.50 | 54.68 | 54.97 | 56.18 | c | 73.87 | 76.06 | 64.81 | 61.38 | a | 53.84 | 45.72 | e | 39.50 | a | 56.83 | ||||||||
1922 | 35.69 | e | 32.18 | 43.61 | 48.83 | a | 56.70 | a | 76.87 | 81.47 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.62 | e | |||
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 | 68.40 | ----- | z | ----- | z | ----- | z | 68.40 | k | |
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 | 55.47 | 47.94 | 51.70 | j | ||
1934 | 46.16 | 48.07 | 60.48 | 63.10 | 66.42 | 66.30 | 78.97 | 76.81 | 70.23 | 61.48 | 53.77 | 44.63 | a | 61.37 | ||||||||||||
1935 | 41.42 | 43.18 | 45.66 | b | 53.21 | a | 58.87 | a | 74.70 | 73.71 | 75.33 | g | 71.00 | d | ----- | z | 49.33 | 43.67 | a | 55.47 | b | |||||
1936 | 46.58 | 41.24 | 51.87 | 59.57 | b | 66.78 | d | 72.57 | 75.94 | 75.58 | 69.14 | b | 58.20 | a | 49.52 | a | 40.91 | i | 60.64 | a | ||||||
1937 | 29.67 | a | 41.29 | 43.58 | 51.21 | a | 65.48 | 70.57 | 75.45 | 77.26 | 72.00 | 64.06 | 54.93 | 46.10 | 57.63 | |||||||||||
1938 | 44.42 | 37.57 | 39.42 | 52.63 | 61.71 | 68.70 | 76.06 | 74.93 | a | 71.17 | 55.94 | 48.60 | 44.45 | 56.30 | ||||||||||||
1939 | 39.06 | 35.00 | a | 45.97 | 57.27 | 62.58 | 68.80 | 76.77 | 76.80 | a | 65.77 | 59.81 | 54.83 | 51.81 | 57.87 | |||||||||||
1940 | 44.52 | 44.07 | ----- | z | 56.76 | a | 68.42 | 75.80 | 75.06 | 78.77 | 67.50 | 64.13 | 49.69 | a | 48.68 | 61.22 | a | |||||||||
1941 | 41.61 | 43.93 | 45.94 | 48.07 | 65.10 | 66.70 | 76.42 | 72.67 | a | 68.07 | 55.87 | a | 56.00 | 42.90 | 56.94 | |||||||||||
1942 | 44.74 | 43.74 | a | 48.84 | 50.00 | 61.58 | 72.00 | a | 77.90 | a | 74.79 | b | 70.62 | a | 61.84 | 58.32 | b | 50.37 | a | 59.56 | ||||||
1943 | 45.74 | 44.21 | 50.90 | 61.00 | 67.10 | 66.10 | 78.29 | 77.00 | 76.37 | 64.13 | a | 55.87 | 39.29 | 60.50 | ||||||||||||
1944 | 41.43 | a | 38.52 | 44.26 | 52.80 | 61.87 | 65.03 | 76.13 | 78.55 | 75.83 | 62.97 | 43.23 | 43.73 | a | 57.03 | |||||||||||
1945 | 43.71 | 44.25 | 43.19 | 55.07 | 62.68 | 71.90 | 80.48 | 74.94 | 71.90 | 61.61 | 52.00 | 45.26 | 58.92 | |||||||||||||
1946 | 42.55 | 45.46 | 46.58 | 61.00 | 64.03 | 73.90 | 76.29 | 78.77 | 75.07 | 56.90 | 44.43 | 45.65 | 59.22 | |||||||||||||
1947 | 43.10 | ----- | z | 53.52 | 57.73 | 70.35 | 71.63 | 81.10 | 75.32 | 76.90 | 64.32 | 48.73 | 40.52 | 62.11 | a | |||||||||||
1948 | 49.77 | 41.97 | 44.16 | 55.59 | a | 64.58 | 72.00 | 79.71 | g | 78.87 | 76.13 | 62.94 | 53.43 | 41.97 | 58.31 | a | ||||||||||
1949 | 26.74 | 36.96 | 43.19 | 55.97 | 59.79 | b | 73.17 | 79.39 | 78.58 | 77.23 | 61.16 | 60.00 | g | 41.06 | 57.57 | a | ||||||||||
1950 | 42.13 | 50.89 | 55.74 | 62.03 | 65.23 | 72.20 | 78.32 | 79.94 | 71.33 | 69.61 | 58.03 | 54.39 | 63.32 | |||||||||||||
1951 | 45.77 | 47.07 | 50.19 | 54.93 | 64.32 | 72.37 | 79.13 | 77.94 | 77.43 | 62.68 | 52.00 | 38.97 | 60.23 | |||||||||||||
1952 | 37.55 | 40.69 | 40.03 | 51.59 | a | 67.94 | 67.75 | f | 76.19 | 78.45 | 72.03 | 68.55 | 45.83 | 42.26 | 56.46 | a | ||||||||||
1953 | 54.62 | g | 52.46 | ----- | z | ----- | z | ----- | z | 75.80 | j | 82.55 | 79.20 | a | 78.00 | h | 64.16 | 57.17 | 49.68 | 64.20 | f | |||||
1954 | 46.03 | 54.86 | 48.68 | 62.63 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.05 | h | ||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 77.19 | 75.00 | f | 66.06 | 53.63 | c | 47.10 | 61.00 | h | |||
1956 | 47.77 | a | 45.09 | r | 55.36 | f | 50.25 | b | 62.71 | 75.12 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.58 | i | |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 75.70 | 78.61 | 75.45 | 67.57 | 50.80 | a | 43.68 | b | 43.87 | 62.24 | e | |||||
1958 | 40.19 | 42.56 | a | 36.77 | 46.80 | 63.61 | 67.83 | 74.10 | a | 77.00 | a | 69.70 | 60.77 | 44.50 | 46.06 | 55.83 | ||||||||||
1959 | 42.16 | 39.64 | 52.94 | 61.17 | a | 61.29 | 77.79 | a | 83.33 | a | 76.69 | b | 68.22 | c | 64.07 | a | 51.70 | 43.87 | 60.24 | |||||||
1960 | 36.41 | b | 40.52 | 52.42 | 57.40 | 63.81 | 77.57 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.69 | f | ||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.06 | 43.35 | 47.67 | 55.44 | 63.56 | 72.02 | 77.82 | 76.71 | 71.44 | 61.63 | 51.44 | 44.88 | 58.79 | |||||||||||||
S.D. | 5.41 | 5.41 | 5.61 | 4.74 | 3.45 | 3.75 | 2.60 | 3.15 | 4.07 | 4.41 | 4.75 | 3.91 | 2.11 | |||||||||||||
SKEW | -1.23 | 0.26 | 0.20 | -0.03 | -0.30 | -0.27 | 0.49 | -2.14 | -0.29 | -0.60 | -0.30 | 0.51 | 0.46 | |||||||||||||
MAX | 49.77 | 54.86 | 60.48 | 63.10 | 70.35 | 77.79 | 83.33 | 81.55 | 77.43 | 69.61 | 58.32 | 54.39 | 63.32 | |||||||||||||
MIN | 26.74 | 32.18 | 36.77 | 46.80 | 56.18 | 65.03 | 73.71 | 64.81 | 61.38 | 50.80 | 43.23 | 38.97 | 55.83 | |||||||||||||
YRS | 26 | 26 | 25 | 26 | 25 | 25 | 24 | 25 | 25 | 25 | 26 | 27 | 15 |