YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | 101.00 | 96.00 | 87.00 | 81.00 | b | 62.00 | x | 101.00 | ||||
1963 | 74.00 | a | 77.00 | 86.00 | 93.00 | 97.00 | 100.00 | 104.00 | 97.00 | 95.00 | 89.00 | 79.00 | 68.00 | 104.00 | ||||||||||||
1964 | 67.00 | 69.00 | 78.00 | 89.00 | 98.00 | 99.00 | 104.00 | 100.00 | 98.00 | 89.00 | 82.00 | a | 73.00 | g | 104.00 | |||||||||||
1965 | 74.00 | 75.00 | 81.00 | 97.00 | 96.00 | 101.00 | 101.00 | 101.00 | 95.00 | 92.00 | 81.00 | 74.00 | 101.00 | |||||||||||||
1966 | 72.00 | 73.00 | 84.00 | 86.00 | 98.00 | 99.00 | 101.00 | 100.00 | 93.00 | 88.00 | 85.00 | 75.00 | d | 101.00 | ||||||||||||
1967 | 77.00 | a | 80.00 | 88.00 | 89.00 | 94.00 | 103.00 | 100.00 | 99.00 | 94.00 | 92.00 | 79.00 | 72.00 | 103.00 | ||||||||||||
1968 | 72.00 | 75.00 | 88.00 | 86.00 | 99.00 | 104.00 | 99.00 | 95.00 | 93.00 | 92.00 | 74.00 | k | 72.00 | 104.00 | ||||||||||||
1969 | 77.00 | 77.00 | 88.00 | 91.00 | 100.00 | 103.00 | 102.00 | 105.00 | 96.00 | 91.00 | 82.00 | 72.00 | d | 105.00 | ||||||||||||
1970 | 77.00 | 76.00 | 78.00 | 88.00 | 97.00 | 105.00 | 102.00 | 99.00 | 96.00 | 84.00 | 80.00 | 79.00 | 105.00 | |||||||||||||
1971 | 77.00 | 78.00 | 87.00 | 92.00 | 92.00 | 100.00 | 101.00 | 96.00 | 98.00 | 90.00 | 81.00 | 69.00 | h | 101.00 | ||||||||||||
1972 | 81.00 | 80.00 | 86.00 | 92.00 | 93.00 | 102.00 | 103.00 | 104.00 | 93.00 | 93.00 | 78.00 | 72.00 | 104.00 | |||||||||||||
1973 | 71.00 | 75.00 | 78.00 | 87.00 | 95.00 | 105.00 | 106.00 | 97.00 | 97.00 | 91.00 | 82.00 | 78.00 | 106.00 | |||||||||||||
1974 | 80.00 | 74.00 | 84.00 | 94.00 | 97.00 | 103.00 | 103.00 | 99.00 | 96.00 | 87.00 | 75.00 | 71.00 | 103.00 | |||||||||||||
1975 | 76.00 | 73.00 | 86.00 | 87.00 | 93.00 | 100.00 | 98.00 | 99.00 | 93.00 | 92.00 | 84.00 | a | 76.00 | 100.00 | ||||||||||||
1976 | 69.00 | 82.00 | 84.00 | 89.00 | 95.00 | 103.00 | 98.00 | 101.00 | 93.00 | 87.00 | d | ----- | z | ----- | z | 103.00 | ||||||||||
1977 | ----- | z | ----- | z | 78.00 | 88.00 | 95.00 | 103.00 | 101.00 | 102.00 | 98.00 | d | ----- | z | ----- | z | ----- | z | 103.00 | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 74.57 | 76.00 | 83.60 | 89.87 | 95.93 | 102.00 | 101.53 | 99.69 | 95.25 | 89.60 | 80.69 | 73.55 | 103.20 | |||||||||||||
S.D. | 4.03 | 3.37 | 3.96 | 3.20 | 2.34 | 2.04 | 2.26 | 2.70 | 1.91 | 2.59 | 2.59 | 3.24 | 1.99 | |||||||||||||
SKEW | -0.25 | -0.11 | -0.46 | 0.70 | 0.00 | -0.07 | 0.11 | 0.20 | 0.10 | -0.55 | -0.44 | 0.21 | -0.30 | |||||||||||||
MAX | 81.00 | 82.00 | 88.00 | 97.00 | 100.00 | 105.00 | 106.00 | 105.00 | 98.00 | 93.00 | 85.00 | 79.00 | 106.00 | |||||||||||||
MIN | 67.00 | 69.00 | 78.00 | 86.00 | 92.00 | 99.00 | 98.00 | 95.00 | 93.00 | 84.00 | 75.00 | 68.00 | 100.00 | |||||||||||||
NO YRS | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 13 | 11 | 10 |