YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1918 | ----- | z | ----- | z | ----- | z | 78.00 | e | 76.00 | 90.00 | 89.00 | 90.00 | 87.00 | 77.00 | g | ----- | z | ----- | z | ----- | z | |||||
1919 | 51.00 | f | 54.00 | d | 63.00 | i | 77.00 | a | 78.00 | a | ----- | z | ----- | z | ----- | z | 79.00 | ----- | 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 | 65.00 | ----- | z | |
1959 | 58.00 | 57.00 | 68.00 | a | 80.00 | 85.00 | 91.00 | 89.00 | 89.00 | h | 89.00 | 79.00 | e | 63.00 | a | 60.00 | 91.00 | o | ||||||||
1960 | 51.00 | 53.00 | 62.00 | 68.00 | 72.00 | a | 93.00 | 95.00 | 93.00 | 89.00 | 76.00 | a | 68.00 | 59.00 | 95.00 | b | ||||||||||
1961 | 55.00 | a | 60.00 | 66.00 | a | 74.00 | 82.00 | a | 94.00 | b | 94.00 | 90.00 | a | 80.00 | 77.00 | 60.00 | b | 58.00 | 94.00 | h | ||||||
1962 | 56.00 | 65.00 | ----- | z | 80.00 | a | 80.00 | 85.00 | 93.00 | 92.00 | 88.00 | 76.00 | 70.00 | 60.00 | a | ----- | z | |||||||||
1963 | 54.00 | a | 65.00 | a | 70.00 | 78.00 | 79.00 | a | 86.00 | 85.00 | a | 77.00 | 87.00 | p | 80.00 | u | ----- | z | ----- | z | ----- | z | ||||
1964 | 46.00 | ----- | z | 61.00 | a | 60.00 | a | 85.00 | 89.00 | b | 93.00 | 85.00 | a | 85.00 | a | 80.00 | a | 70.00 | b | 59.00 | k | ----- | z | |||
1965 | 55.00 | a | 68.00 | 60.00 | w | 82.00 | 80.00 | 88.00 | 89.00 | 87.00 | d | 81.00 | 80.00 | 70.00 | 59.00 | j | ----- | z | ||||||||
1966 | 53.00 | ----- | z | ----- | z | 70.00 | 76.00 | a | 88.00 | a | 92.00 | b | 88.00 | a | 82.00 | 73.00 | 63.00 | c | 53.00 | ----- | z | |||||
1967 | 52.00 | 59.00 | 68.00 | 69.00 | a | 83.00 | a | 85.00 | 89.00 | 87.00 | 80.00 | 72.00 | 69.00 | 48.00 | 89.00 | b | ||||||||||
1968 | 52.00 | a | 55.00 | 65.00 | a | 66.00 | a | 81.00 | 90.00 | a | 88.00 | 80.00 | a | 80.00 | a | 75.00 | 53.00 | d | ----- | z | ----- | z | ||||
1969 | 50.00 | a | 49.00 | ----- | z | 76.00 | 84.00 | 90.00 | 92.00 | 88.00 | 81.00 | 75.00 | ----- | z | ----- | z | ----- | z | ||||||||
1970 | ----- | z | 61.00 | 59.00 | 71.00 | 83.00 | 92.00 | 92.00 | a | 89.00 | 82.00 | 69.00 | 66.00 | c | 60.00 | ----- | z | |||||||||
1971 | 63.00 | ----- | z | 74.00 | a | 77.00 | 81.00 | 92.00 | 90.00 | a | 86.00 | 87.00 | 71.00 | 61.00 | 61.00 | ----- | z | |||||||||
1972 | 60.00 | a | 66.00 | 73.00 | 79.00 | 80.00 | 88.00 | 92.00 | 91.00 | 82.00 | 81.00 | 59.00 | 54.00 | 92.00 | a | |||||||||||
1973 | 43.00 | 56.00 | 59.00 | 71.00 | 80.00 | 98.00 | 92.00 | 89.00 | 84.00 | 78.00 | 70.00 | ----- | z | ----- | z | |||||||||||
1974 | 60.00 | 64.00 | 71.00 | a | 73.00 | 90.00 | 95.00 | 90.00 | 87.00 | 87.00 | 78.00 | 66.00 | b | 56.00 | 95.00 | c | ||||||||||
1975 | 50.00 | p | 59.00 | 66.00 | 72.00 | 80.00 | 91.00 | 90.00 | 87.00 | 85.00 | 78.00 | a | 69.00 | q | 56.00 | ----- | z | |||||||||
1976 | 49.00 | 64.00 | 60.00 | 70.00 | 80.00 | 90.00 | 91.00 | a | 87.00 | 84.00 | 75.00 | 66.00 | 40.00 | 91.00 | a | |||||||||||
1977 | 40.00 | 61.00 | 54.00 | 76.00 | f | 76.00 | 91.00 | 96.00 | 93.00 | 82.00 | 74.00 | b | 58.00 | h | 59.00 | a | 96.00 | q | ||||||||
1978 | 46.00 | 51.00 | 69.00 | 76.00 | a | 81.00 | 90.00 | 90.00 | 88.00 | 80.00 | 78.00 | a | 60.00 | a | 49.00 | 90.00 | c | |||||||||
1979 | 43.00 | 56.00 | 58.00 | 72.00 | b | 78.00 | 92.00 | a | 96.00 | 89.00 | 85.00 | 78.00 | a | 51.00 | k | 55.00 | n | ----- | z | |||||||
1980 | 46.00 | a | 61.00 | a | 60.00 | 69.00 | 79.00 | 92.00 | 95.00 | 89.00 | a | 81.00 | 79.00 | 69.00 | a | 68.00 | 95.00 | d | ||||||||
1981 | 57.00 | 64.00 | 66.00 | 78.00 | a | 78.00 | 95.00 | 90.00 | 91.00 | 79.00 | 70.00 | 65.00 | 57.00 | 95.00 | a | |||||||||||
1982 | ----- | z | 58.00 | a | 59.00 | a | 73.00 | a | 79.00 | a | 90.00 | 90.00 | 83.00 | a | 81.00 | b | 77.00 | 61.00 | a | 50.00 | a | ----- | z | |||
1983 | 44.00 | a | 51.00 | a | 64.00 | 66.00 | c | 81.00 | 87.00 | b | 86.00 | 82.00 | 88.00 | 68.00 | 64.00 | 49.00 | a | 88.00 | h | |||||||
1984 | 46.00 | a | 55.00 | a | 64.00 | 72.00 | 87.00 | 84.00 | a | 88.00 | 84.00 | 84.00 | 65.00 | b | 61.00 | 53.00 | 88.00 | e | ||||||||
1985 | 47.00 | 51.00 | 65.00 | 74.00 | 81.00 | 93.00 | 94.00 | 87.00 | 81.00 | 74.00 | 66.00 | 54.00 | 94.00 | |||||||||||||
1986 | 64.00 | 67.00 | 70.00 | 75.00 | 80.00 | c | 88.00 | 89.00 | 88.00 | 82.00 | 74.00 | 58.00 | a | 54.00 | 89.00 | d | ||||||||||
1987 | 57.00 | 55.00 | a | 63.00 | 76.00 | e | 76.00 | 89.00 | 89.00 | b | 87.00 | 80.00 | a | 78.00 | a | 64.00 | 61.00 | a | 89.00 | k | ||||||
1988 | 55.00 | 61.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 51.93 | 58.79 | 64.56 | 73.40 | 80.35 | 90.20 | 90.93 | 87.38 | 83.17 | 75.29 | 64.25 | 55.83 | 92.50 | |||||||||||||
S.D. | 6.44 | 5.38 | 5.09 | 4.92 | 3.56 | 3.19 | 2.77 | 3.62 | 3.14 | 3.95 | 4.51 | 6.14 | 2.59 | |||||||||||||
SKEW | 0.03 | -0.05 | -0.01 | -0.54 | 0.39 | 0.16 | 0.08 | -0.93 | 0.51 | -0.84 | -0.49 | -0.44 | -0.26 | |||||||||||||
MAX | 64.00 | 68.00 | 74.00 | 82.00 | 90.00 | 98.00 | 96.00 | 93.00 | 89.00 | 81.00 | 70.00 | 68.00 | 95.00 | |||||||||||||
MIN | 40.00 | 49.00 | 54.00 | 60.00 | 72.00 | 84.00 | 85.00 | 77.00 | 79.00 | 65.00 | 53.00 | 40.00 | 89.00 | |||||||||||||
YRS | 27 | 28 | 25 | 30 | 31 | 30 | 30 | 29 | 30 | 28 | 24 | 23 | 10 |