YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1932 | 60.00 | 76.00 | 77.00 | 82.00 | 88.00 | 96.00 | a | 103.00 | a | 101.00 | 95.00 | b | 86.00 | a | 75.00 | 70.00 | 103.00 | e | ||||||||
1933 | 66.00 | 76.00 | 77.00 | 79.00 | 91.00 | 101.00 | 103.00 | 98.00 | 101.00 | 83.00 | a | 73.00 | 70.00 | 103.00 | a | |||||||||||
1934 | 65.00 | 73.00 | 78.00 | a | 85.00 | a | 97.00 | h | 102.00 | 106.00 | 103.00 | 93.00 | 92.00 | h | 71.00 | w | 68.00 | ----- | z | |||||||
1935 | 70.00 | 73.00 | 79.00 | 81.00 | 83.00 | 99.00 | 105.00 | a | 103.00 | ----- | 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 | 85.00 | f | 95.00 | 105.00 | a | 104.00 | b | 105.00 | e | 101.00 | c | 89.00 | a | 77.00 | 70.00 | ----- | z | |||
1957 | 58.00 | 73.00 | d | 71.00 | b | 75.00 | 85.00 | 103.00 | 104.00 | 97.00 | b | 95.00 | a | 86.00 | 67.00 | i | 74.00 | a | 104.00 | s | ||||||
1958 | 63.00 | 74.00 | 68.00 | 83.00 | 94.00 | 102.00 | a | 105.00 | 101.00 | 100.00 | a | 89.00 | 79.00 | 69.00 | 105.00 | b | ||||||||||
1959 | 67.00 | 65.00 | 73.00 | 85.00 | 90.00 | a | 102.00 | a | 102.00 | b | 103.00 | k | 102.00 | 89.00 | 75.00 | 67.00 | b | 103.00 | q | |||||||
1960 | 60.00 | 56.00 | 79.00 | 86.00 | 89.00 | 105.00 | 105.00 | m | 103.00 | 103.00 | 88.00 | c | 74.00 | 65.00 | 105.00 | p | ||||||||||
1961 | 63.00 | 70.00 | 74.00 | a | 85.00 | 93.00 | 99.00 | m | 101.00 | 97.00 | 91.00 | b | 87.00 | i | 72.00 | 65.00 | 101.00 | y | ||||||||
1962 | 70.00 | 79.00 | 78.00 | 87.00 | 93.00 | 96.00 | b | 102.00 | 103.00 | i | 95.00 | c | 90.00 | c | 75.00 | 71.00 | 103.00 | q | ||||||||
1963 | 73.00 | 75.00 | 83.00 | a | 83.00 | a | 95.00 | 103.00 | 105.00 | 104.00 | a | 93.00 | a | 92.00 | i | 74.00 | 63.00 | 105.00 | m | |||||||
1964 | 66.00 | 61.00 | 75.00 | 85.00 | 98.00 | 98.00 | 105.00 | 102.00 | 96.00 | 92.00 | f | 73.00 | a | 76.00 | 105.00 | g | ||||||||||
1965 | 70.00 | 70.00 | 74.00 | a | 88.00 | 89.00 | 93.00 | b | 99.00 | a | 92.00 | 87.00 | 88.00 | g | 74.00 | 66.00 | 99.00 | k | ||||||||
1966 | 61.00 | 54.00 | 82.00 | c | 82.00 | 99.00 | 98.00 | a | 103.00 | a | 97.00 | a | 95.00 | b | 83.00 | g | 74.00 | a | 68.00 | a | 103.00 | q | ||||
1967 | 69.00 | 69.00 | 83.00 | 84.00 | 95.00 | 93.00 | 98.00 | 96.00 | a | 92.00 | 89.00 | g | 76.00 | 62.00 | 98.00 | h | ||||||||||
1968 | 67.00 | a | 65.00 | 81.00 | 78.00 | 92.00 | 102.00 | c | 99.00 | 94.00 | a | 91.00 | a | 88.00 | g | 75.00 | 67.00 | 102.00 | m | |||||||
1969 | 68.00 | 70.00 | 74.00 | 83.00 | 90.00 | 99.00 | 103.00 | 101.00 | 92.00 | a | 87.00 | h | 72.00 | 66.00 | 103.00 | i | ||||||||||
1970 | 73.00 | a | 77.00 | a | 72.00 | 80.00 | 94.00 | 103.00 | a | 101.00 | a | 101.00 | 93.00 | g | 86.00 | f | 70.00 | 72.00 | 103.00 | q | ||||||
1971 | 72.00 | 66.00 | 83.00 | 82.00 | 87.00 | 104.00 | 105.00 | 94.00 | 98.00 | 83.00 | a | 77.00 | 68.00 | 105.00 | a | |||||||||||
1972 | 65.00 | 78.00 | a | 81.00 | 84.00 | a | 89.00 | 92.00 | 97.00 | 96.00 | b | 90.00 | j | 85.00 | a | 64.00 | 57.00 | a | 97.00 | p | ||||||
1973 | 65.00 | 64.00 | 70.00 | 80.00 | a | 85.00 | 97.00 | h | 104.00 | 98.00 | g | 89.00 | 86.00 | 79.00 | 68.00 | 104.00 | p | |||||||||
1974 | 69.00 | 66.00 | 78.00 | c | 85.00 | d | ----- | z | 105.00 | c | 101.00 | a | 98.00 | a | 98.00 | a | 87.00 | a | 74.00 | c | ----- | z | ----- | z | ||
1975 | 64.00 | 67.00 | a | 77.00 | c | 85.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1976 | ----- | z | 73.00 | f | 79.00 | a | 77.00 | c | 87.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.00 | h | ----- | z |
1977 | 55.00 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 103.00 | r | 101.00 | o | 99.00 | n | 84.00 | d | 76.00 | e | 66.00 | m | ----- | z |
1978 | 50.00 | w | ----- | z | ----- | z | ----- | z | ----- | z | 97.00 | r | 101.00 | v | ----- | z | ----- | z | ----- | z | 60.00 | r | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | 73.00 | n | 82.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 66.26 | 69.43 | 76.92 | 82.67 | 90.95 | 100.05 | 102.50 | 99.15 | 95.35 | 86.54 | 74.19 | 67.71 | 104.33 | |||||||||||||
S.D. | 4.21 | 6.70 | 4.26 | 3.23 | 4.25 | 4.12 | 2.52 | 3.73 | 4.50 | 2.37 | 3.20 | 4.16 | 1.15 | |||||||||||||
SKEW | -0.18 | -0.65 | -0.31 | -0.63 | 0.03 | -0.62 | -0.68 | -0.21 | 0.08 | -0.13 | -1.36 | -0.43 | -0.71 | |||||||||||||
MAX | 73.00 | 79.00 | 83.00 | 88.00 | 99.00 | 105.00 | 106.00 | 105.00 | 103.00 | 90.00 | 79.00 | 76.00 | 105.00 | |||||||||||||
MIN | 58.00 | 54.00 | 68.00 | 75.00 | 83.00 | 92.00 | 97.00 | 92.00 | 87.00 | 83.00 | 64.00 | 57.00 | 103.00 | |||||||||||||
YRS | 23 | 23 | 24 | 24 | 22 | 21 | 22 | 20 | 20 | 13 | 21 | 21 | 3 |