YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 99.00 | 96.00 | 80.00 | a | 57.00 | 99.00 | ||||
1967 | 56.00 | 66.00 | 72.00 | 62.00 | 92.00 | 102.00 | 104.00 | 106.00 | 99.00 | 81.00 | 74.00 | 52.00 | 106.00 | |||||||||||||
1968 | 60.00 | 73.00 | 77.00 | 85.00 | 87.00 | 103.00 | 104.00 | 100.00 | 100.00 | 90.00 | 66.00 | 60.00 | 104.00 | |||||||||||||
1969 | 50.00 | 55.00 | 81.00 | 77.00 | 93.00 | 99.00 | 105.00 | 104.00 | 101.00 | 88.00 | 74.00 | 61.00 | 105.00 | |||||||||||||
1970 | 58.00 | 70.00 | 79.00 | 74.00 | 94.00 | 103.00 | 104.00 | 103.00 | 95.00 | 95.00 | 73.00 | 47.00 | 104.00 | |||||||||||||
1971 | 61.00 | 70.00 | 70.00 | 78.00 | 87.00 | 93.00 | a | 103.00 | 110.00 | 101.00 | 89.00 | 64.00 | 50.00 | 110.00 | ||||||||||||
1972 | 55.00 | 65.00 | 81.00 | 81.00 | 92.00 | 98.00 | 108.00 | 106.00 | 98.00 | 94.00 | d | 64.00 | 57.00 | a | 108.00 | |||||||||||
1973 | 57.00 | 70.00 | 72.00 | 87.00 | 98.00 | 100.00 | 108.00 | 103.00 | 104.00 | 83.00 | 71.00 | 59.00 | 108.00 | |||||||||||||
1974 | 58.00 | 65.00 | 77.00 | 83.00 | 90.00 | 107.00 | 105.00 | 103.00 | 102.00 | 92.00 | 69.00 | 56.00 | 107.00 | |||||||||||||
1975 | 64.00 | b | 68.00 | 71.00 | 73.00 | 98.00 | b | 102.00 | 107.00 | 99.00 | 103.00 | 96.00 | 70.00 | a | 64.00 | j | 107.00 | |||||||||
1976 | 59.00 | j | 66.00 | a | 74.00 | i | 80.00 | q | 96.00 | b | 95.00 | a | 101.00 | 100.00 | 103.00 | 93.00 | 75.00 | e | 63.00 | j | 103.00 | |||||
1977 | 58.00 | c | 75.00 | g | 75.00 | f | 84.00 | d | 81.00 | 102.00 | 103.00 | 107.00 | e | 99.00 | 85.00 | m | 68.00 | h | 58.00 | i | 107.00 | |||||
1978 | 60.00 | j | 70.00 | i | 80.00 | h | 82.00 | k | 85.00 | e | 95.00 | 105.00 | 106.00 | 90.00 | c | 91.00 | f | 73.00 | e | 53.00 | k | 106.00 | ||||
1979 | 55.00 | i | 61.00 | i | 76.00 | i | 75.00 | i | 95.00 | f | 95.00 | 104.00 | 100.00 | 102.00 | 95.00 | f | 65.00 | j | 63.00 | l | 104.00 | |||||
1980 | 59.00 | g | 61.00 | i | 70.00 | j | 86.00 | h | 87.00 | k | 89.00 | e | 107.00 | c | ----- | z | 98.00 | a | 98.00 | f | 71.00 | m | 65.00 | k | 107.00 | |
1981 | 66.00 | p | 73.00 | j | 73.00 | i | 92.00 | h | 91.00 | k | 98.00 | 101.00 | f | 112.00 | a | 102.00 | 86.00 | i | 68.00 | l | 59.00 | n | 112.00 | |||
1982 | 52.00 | k | 62.00 | g | 71.00 | 80.00 | h | 96.00 | l | 98.00 | 97.00 | 103.00 | 99.00 | 87.00 | j | 67.00 | n | 56.00 | m | 103.00 | ||||||
1983 | 56.00 | n | 58.00 | i | 62.00 | k | 77.00 | j | ----- | z | 94.00 | 99.00 | 101.00 | 95.00 | 87.00 | l | 66.00 | 60.00 | m | 101.00 | ||||||
1984 | 63.00 | m | 67.00 | j | ----- | z | 87.00 | 100.00 | ----- | z | ----- | z | 102.00 | 98.00 | 88.00 | a | 58.00 | l | 52.00 | o | 102.00 | |||||
1985 | 61.00 | j | 74.00 | j | 73.00 | m | 90.00 | l | 90.00 | 104.00 | 103.00 | ----- | z | 93.00 | 95.00 | 70.00 | l | 58.00 | 104.00 | |||||||
1986 | ----- | z | ----- | z | ----- | z | 89.00 | m | 100.00 | s | 100.00 | 103.00 | 103.00 | 103.00 | ----- | z | ----- | z | ----- | z | 103.00 | |||||
1987 | ----- | z | ----- | z | 76.00 | l | 90.00 | q | 94.00 | 105.00 | 108.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 108.00 | ||||
1988 | ----- | z | ----- | z | ----- | z | 87.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 87.00 | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 57.70 | 66.80 | 75.10 | 79.83 | 91.80 | 99.10 | 104.11 | 103.78 | 99.24 | 90.77 | 70.69 | 55.70 | 106.50 | |||||||||||||
S.D. | 3.74 | 4.92 | 4.36 | 7.51 | 5.27 | 4.58 | 2.94 | 3.52 | 3.60 | 4.85 | 4.79 | 4.57 | 2.14 | |||||||||||||
SKEW | -0.41 | -1.30 | 0.22 | -1.09 | -0.35 | -0.33 | -0.67 | 0.78 | -0.92 | -0.73 | 0.14 | -0.75 | 0.22 | |||||||||||||
MAX | 64.00 | 73.00 | 81.00 | 87.00 | 100.00 | 107.00 | 108.00 | 112.00 | 104.00 | 96.00 | 80.00 | 61.00 | 110.00 | |||||||||||||
MIN | 50.00 | 55.00 | 70.00 | 62.00 | 81.00 | 89.00 | 97.00 | 99.00 | 90.00 | 81.00 | 64.00 | 47.00 | 104.00 | |||||||||||||
NO YRS | 10 | 10 | 10 | 12 | 15 | 20 | 19 | 18 | 21 | 13 | 13 | 10 | 8 |