YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 91.00 | n | 90.00 | 89.00 | 70.00 | b | 60.00 | ----- | z | |||
1919 | 48.00 | 55.00 | 66.00 | 78.00 | 84.00 | a | 93.00 | s | 92.00 | 93.00 | a | 89.00 | 68.00 | ----- | z | 52.00 | ----- | z | ||||||||
1920 | 60.00 | 56.00 | b | 66.00 | h | 74.00 | m | 86.00 | b | 90.00 | j | 95.00 | 90.00 | 88.00 | d | 72.00 | k | 66.00 | 59.00 | ----- | z | |||||
1921 | 47.00 | s | 70.00 | 74.00 | 72.00 | e | 86.00 | a | 96.00 | b | 95.00 | a | 91.00 | 89.00 | d | ----- | z | ----- | z | ----- | z | ----- | z | |||
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 87.00 | b | 82.00 | 64.00 | 57.00 | ----- | z | |||
1923 | 62.00 | 58.00 | 60.00 | 72.00 | 83.00 | 95.00 | 95.00 | 87.00 | 84.00 | 76.00 | 56.00 | 49.00 | b | 95.00 | b | |||||||||||
1924 | 44.00 | k | ----- | 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 | 82.00 | w | 85.00 | g | 96.00 | 95.00 | 92.00 | a | 94.00 | a | 78.00 | 64.00 | 60.00 | a | ----- | z | ||||
1949 | 52.00 | a | 57.00 | 71.00 | 81.00 | 85.00 | 92.00 | a | 93.00 | 94.00 | 94.00 | 81.00 | 73.00 | a | 65.00 | 94.00 | c | |||||||||
1950 | 63.00 | 68.00 | 72.00 | 81.00 | 87.00 | 96.00 | a | 95.00 | 91.00 | 99.00 | a | 86.00 | d | 71.00 | 62.00 | a | 99.00 | g | ||||||||
1951 | 64.00 | 64.00 | f | 62.00 | l | 71.00 | y | 92.00 | a | 94.00 | a | 96.00 | 94.00 | a | 87.00 | 77.00 | 65.00 | 58.00 | a | ----- | z | |||||
1952 | 55.00 | 58.00 | a | 64.00 | a | 74.00 | 81.00 | 90.00 | 92.00 | 92.00 | 92.00 | 81.00 | 70.00 | 55.00 | 92.00 | b | ||||||||||
1953 | 65.00 | 65.00 | 73.00 | a | 77.00 | 85.00 | a | 93.00 | 98.00 | 93.00 | 89.00 | a | 87.00 | a | 73.00 | 56.00 | a | 98.00 | e | |||||||
1954 | 65.00 | c | 67.00 | a | 70.00 | 77.00 | 86.00 | 95.00 | 94.00 | 97.00 | 90.00 | c | 83.00 | 69.00 | b | 61.00 | 97.00 | i | ||||||||
1955 | 56.00 | 58.00 | 65.00 | c | 75.00 | 82.00 | e | 93.00 | a | 94.00 | 89.00 | 92.00 | 84.00 | 68.00 | e | 63.00 | b | 94.00 | p | |||||||
1956 | 62.00 | 60.00 | ----- | z | ----- | z | 91.00 | 99.00 | 95.00 | d | 94.00 | b | 91.00 | 86.00 | a | 70.00 | 63.00 | ----- | z | |||||||
1957 | 55.00 | 69.00 | a | 69.00 | a | 72.00 | 82.00 | 96.00 | 98.00 | 89.00 | a | 88.00 | 83.00 | c | 61.00 | d | 58.00 | 98.00 | j | |||||||
1958 | ----- | z | ----- | z | ----- | z | 76.00 | 91.00 | 96.00 | a | 99.00 | 94.00 | y | 90.00 | b | 79.00 | 68.00 | a | 63.00 | ----- | z | |||||
1959 | 59.00 | 57.00 | c | ----- | z | ----- | z | ----- | z | ----- | z | 95.00 | 90.00 | 89.00 | 80.00 | 63.00 | 62.00 | ----- | z | |||||||
1960 | 52.00 | a | 52.00 | 71.00 | 78.00 | 85.00 | 96.00 | 97.00 | 95.00 | 89.00 | 78.00 | 68.00 | a | 60.00 | 97.00 | b | ||||||||||
1961 | 56.00 | 66.00 | 68.00 | 78.00 | 85.00 | 97.00 | 95.00 | 94.00 | 87.00 | 75.00 | 58.00 | a | 58.00 | a | 97.00 | b | ||||||||||
1962 | 48.00 | 61.00 | e | 69.00 | b | 81.00 | 86.00 | 95.00 | 97.00 | 96.00 | 90.00 | e | 76.00 | a | 69.00 | a | 59.00 | a | 97.00 | o | ||||||
1963 | 54.00 | 66.00 | a | 70.00 | 78.00 | 85.00 | 95.00 | a | 97.00 | c | 89.00 | 85.00 | b | 82.00 | 68.00 | 57.00 | 97.00 | g | ||||||||
1964 | 56.00 | a | 58.00 | 70.00 | b | 74.00 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.00 | ----- | z | ||
1965 | 58.00 | 62.00 | b | 67.00 | g | 83.00 | a | 82.00 | c | 91.00 | b | 95.00 | a | 92.00 | a | 84.00 | b | 84.00 | c | 69.00 | c | 62.00 | a | ----- | z | |
1966 | 50.00 | d | 54.00 | d | 74.00 | b | 75.00 | 86.00 | a | 94.00 | 97.00 | a | 92.00 | a | 87.00 | 77.00 | 69.00 | a | 59.00 | c | 97.00 | q | ||||
1967 | 56.00 | 62.00 | 72.00 | 74.00 | 86.00 | b | 90.00 | c | 96.00 | b | 90.00 | c | 88.00 | b | 79.00 | s | 73.00 | a | 53.00 | b | ----- | z | ||||
1968 | 50.00 | 61.00 | f | 70.00 | f | 71.00 | c | 86.00 | f | ----- | z | 95.00 | j | ----- | z | 87.00 | ----- | z | 62.00 | a | 56.00 | a | ----- | z | ||
1969 | 57.00 | 56.00 | 77.00 | 83.00 | 89.00 | 94.00 | 98.00 | 94.00 | 86.00 | 63.00 | v | 63.00 | 62.00 | 98.00 | v | |||||||||||
1970 | 59.00 | a | 64.00 | 64.00 | 71.00 | 84.00 | 97.00 | 95.00 | 94.00 | 85.00 | 71.00 | 67.00 | 61.00 | 97.00 | a | |||||||||||
1971 | 63.00 | 63.00 | 75.00 | 76.00 | 82.00 | 95.00 | 90.00 | v | 92.00 | e | 87.00 | 74.00 | a | 76.00 | a | 57.00 | ----- | z | ||||||||
1972 | 57.00 | 68.00 | 73.00 | 76.00 | 85.00 | 91.00 | 97.00 | 92.00 | 84.00 | 83.00 | a | 62.00 | a | 55.00 | a | 97.00 | c | |||||||||
1973 | 49.00 | e | 55.00 | a | 58.00 | 71.00 | c | 85.00 | b | 95.00 | 97.00 | a | 90.00 | 84.00 | 78.00 | 74.00 | 62.00 | a | 97.00 | m | ||||||
1974 | 54.00 | 61.00 | a | 70.00 | 72.00 | 88.00 | 99.00 | 93.00 | 91.00 | 95.00 | 78.00 | 65.00 | 56.00 | 99.00 | a | |||||||||||
1975 | 61.00 | 56.00 | 65.00 | 72.00 | 88.00 | 98.00 | 98.00 | 95.00 | 85.00 | 87.00 | 70.00 | 65.00 | b | 98.00 | b | |||||||||||
1976 | 56.00 | 67.00 | 68.00 | a | 79.00 | 82.00 | 91.00 | 93.00 | 97.00 | 94.00 | 83.00 | 73.00 | 62.00 | a | 97.00 | b | ||||||||||
1977 | 48.00 | 66.00 | 72.00 | 85.00 | ----- | z | 96.00 | 95.00 | 92.00 | 89.00 | 80.00 | a | 73.00 | c | 66.00 | ----- | z | |||||||||
1978 | 54.00 | c | 65.00 | 77.00 | 75.00 | 84.00 | e | 91.00 | a | 97.00 | 96.00 | 89.00 | 90.00 | 69.00 | 57.00 | 97.00 | i | |||||||||
1979 | 49.00 | 68.00 | 64.00 | 80.00 | 78.00 | c | 95.00 | 101.00 | 92.00 | 91.00 | 89.00 | 62.00 | 60.00 | 101.00 | c | |||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 56.15 | 61.50 | 69.32 | 76.43 | 85.19 | 94.55 | 95.73 | 92.39 | 88.86 | 80.78 | 67.46 | 59.08 | 96.73 | |||||||||||||
S.D. | 5.21 | 5.16 | 4.72 | 3.97 | 3.06 | 2.47 | 2.04 | 2.45 | 3.43 | 5.22 | 4.70 | 3.75 | 2.41 | |||||||||||||
SKEW | 0.03 | -0.03 | -0.52 | 0.34 | 0.23 | -0.27 | 0.24 | 0.03 | 0.74 | -0.27 | -0.44 | -0.43 | -0.29 | |||||||||||||
MAX | 65.00 | 70.00 | 77.00 | 85.00 | 92.00 | 99.00 | 101.00 | 97.00 | 99.00 | 90.00 | 76.00 | 66.00 | 101.00 | |||||||||||||
MIN | 48.00 | 52.00 | 58.00 | 71.00 | 78.00 | 90.00 | 92.00 | 87.00 | 84.00 | 68.00 | 56.00 | 49.00 | 92.00 | |||||||||||||
YRS | 33 | 32 | 28 | 30 | 31 | 31 | 33 | 33 | 37 | 32 | 35 | 37 | 11 |