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 | 47.63 | l | ----- | z |
1915 | 52.50 | e | 57.00 | c | 65.67 | g | 68.33 | 74.03 | 87.73 | 88.90 | 91.03 | 82.10 | 81.47 | p | 61.00 | e | 53.97 | 71.66 | b | |||||||
1916 | 47.00 | y | 60.80 | i | 66.74 | ----- | z | 85.16 | 91.17 | 93.35 | 87.48 | 86.27 | 68.58 | 61.21 | b | 53.16 | 77.01 | c | ||||||||
1917 | 46.71 | 49.00 | 52.71 | 62.47 | 67.23 | 89.60 | 89.10 | 84.58 | 79.87 | 73.71 | 63.90 | 61.93 | d | 68.40 | ||||||||||||
1918 | 44.23 | 48.04 | 55.77 | 70.47 | 79.94 | 89.27 | 86.29 | 80.77 | 79.83 | 69.61 | ----- | z | ----- | z | 70.42 | b | ||||||||||
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 | ----- | 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 | 59.59 | m | 68.52 | 89.00 | j | ----- | z | 81.16 | 79.00 | 61.84 | 58.26 | g | 43.61 | h | 72.63 | h | ||||
1972 | 52.27 | p | 62.40 | x | 68.40 | k | 69.23 | 75.90 | 83.59 | a | 91.19 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 79.98 | h | |||
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 | 66.58 | 58.30 | 50.43 | a | 58.44 | i | ||
1977 | 46.23 | 54.12 | c | 53.90 | 67.21 | a | 68.13 | 89.07 | 87.68 | 85.19 | 79.27 | 71.71 | 62.23 | 55.73 | a | 68.37 | ||||||||||
1978 | 50.61 | 51.39 | 60.80 | a | 59.40 | 71.26 | 83.32 | b | 83.32 | 79.94 | 73.87 | 73.19 | d | 56.47 | m | 49.42 | l | 68.71 | b | |||||||
1979 | 44.14 | i | 50.25 | 55.00 | a | 64.77 | 73.48 | 82.70 | 90.19 | 83.58 | 86.17 | 74.32 | 57.43 | g | 54.30 | k | 73.38 | c | ||||||||
1980 | 49.71 | g | 52.10 | 50.97 | b | 65.21 | b | 65.77 | 83.87 | 88.00 | 83.32 | 80.10 | 69.39 | 60.53 | 58.35 | 68.87 | a | |||||||||
1981 | 51.52 | ----- | z | 53.16 | 66.97 | 70.58 | 86.20 | 87.10 | 84.48 | 78.83 | 64.87 | 64.46 | f | 55.07 | c | 69.88 | b | |||||||||
1982 | 48.72 | b | 52.39 | 54.23 | a | 63.00 | 71.90 | b | 81.37 | 84.67 | a | 84.20 | a | 77.57 | 68.57 | a | 53.31 | a | 47.87 | a | 65.65 | |||||
1983 | 50.83 | b | 50.36 | c | 52.87 | 59.07 | a | 73.93 | a | 82.03 | 87.54 | e | 83.90 | b | 80.37 | 66.58 | 55.50 | 50.38 | b | 66.11 | ||||||
1984 | 50.53 | a | 54.86 | a | 60.81 | 64.53 | 81.47 | a | 82.10 | 83.41 | b | 81.77 | 79.57 | 63.00 | a | 55.63 | 44.82 | c | 66.88 | |||||||
1985 | 45.84 | 50.46 | 54.81 | 69.50 | 75.10 | 87.83 | 88.39 | 86.50 | a | 75.10 | a | 67.00 | j | 53.56 | c | 53.00 | b | 67.28 | a | |||||||
1986 | 57.45 | 53.54 | 60.67 | a | 65.80 | e | 74.87 | 84.40 | 82.48 | 84.58 | 72.93 | 64.68 | 58.00 | 49.10 | a | 67.38 | ||||||||||
1987 | 51.03 | b | 50.11 | 54.10 | 70.15 | c | 72.54 | c | 87.63 | 86.74 | 83.60 | a | 79.80 | 73.43 | c | 56.33 | o | 52.17 | h | 70.91 | b | |||||
1988 | 49.80 | f | 56.00 | b | 60.20 | a | 64.89 | c | 76.68 | c | 87.28 | a | 89.19 | 84.25 | c | 79.31 | a | 76.07 | b | 58.41 | c | 50.42 | e | 71.15 | a | |
1989 | 46.45 | 53.29 | 65.07 | d | ----- | z | 78.37 | a | 86.80 | 90.35 | 85.50 | a | 83.14 | a | 72.40 | f | 60.31 | a | 54.30 | d | 70.36 | b | ||||
1990 | 47.53 | a | 49.33 | a | 57.04 | d | 64.48 | c | 72.76 | b | 88.30 | 84.42 | 83.03 | b | 79.59 | a | 72.04 | c | 58.63 | 47.22 | d | 67.03 | ||||
1991 | 47.45 | b | 58.46 | b | 51.43 | a | 64.91 | h | 74.59 | i | 80.97 | a | 89.00 | a | 85.80 | a | 80.21 | p | 75.36 | i | 59.53 | k | 46.62 | e | 65.67 | e |
1992 | 48.53 | l | 51.04 | a | 56.80 | f | 69.77 | 73.87 | 85.27 | 88.10 | b | 84.74 | 84.09 | g | 74.39 | 54.76 | a | 46.45 | b | 69.82 | c | |||||
1993 | 47.03 | a | 47.04 | 60.23 | a | 69.17 | 78.48 | 86.43 | 88.03 | 85.83 | b | 82.25 | b | 70.83 | a | 55.78 | c | 52.47 | l | 70.10 | a | |||||
1994 | 53.20 | p | 51.88 | k | 60.71 | j | 68.72 | l | 74.17 | b | 90.04 | c | 90.00 | b | 88.24 | b | 82.88 | f | 67.42 | l | 55.76 | m | 51.59 | n | 85.61 | h |
1995 | 47.53 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 49.04 | 52.04 | 56.87 | 66.02 | 74.09 | 85.95 | 87.72 | 84.50 | 79.75 | 69.65 | 58.19 | 51.70 | 67.12 | |||||||||||||
S.D. | 3.30 | 3.06 | 4.57 | 3.44 | 4.64 | 3.03 | 2.69 | 2.46 | 3.38 | 4.18 | 3.19 | 4.61 | 1.04 | |||||||||||||
SKEW | 0.88 | 0.45 | 0.67 | -0.53 | 0.36 | -0.10 | -0.24 | 0.50 | -0.03 | -0.32 | 0.04 | 0.48 | -0.01 | |||||||||||||
MAX | 57.45 | 58.46 | 66.74 | 70.47 | 85.16 | 91.17 | 93.35 | 91.03 | 86.27 | 76.07 | 63.90 | 61.93 | 68.40 | |||||||||||||
MIN | 44.23 | 47.04 | 50.97 | 59.07 | 65.77 | 80.97 | 82.48 | 79.94 | 72.93 | 61.84 | 53.31 | 44.82 | 65.65 | |||||||||||||
YRS | 16 | 19 | 19 | 19 | 23 | 23 | 23 | 23 | 20 | 19 | 16 | 17 | 7 |