YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 111.00 | 95.00 | 75.00 | 68.00 | 111.00 | |||||
1900 | 65.00 | 74.00 | 95.00 | 92.00 | 103.00 | 108.00 | 115.00 | 115.00 | h | 105.00 | 92.00 | 73.00 | 65.00 | j | 115.00 | |||||||||||
1901 | 68.00 | 72.00 | 78.00 | 96.00 | 101.00 | 110.00 | 112.00 | 111.00 | 111.00 | ----- | z | ----- | z | ----- | z | 112.00 | ||||||||||
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.00 | 69.00 | ||
1908 | 60.00 | 70.00 | 85.00 | 89.00 | 91.00 | 103.00 | 103.00 | 99.00 | 98.00 | 91.00 | 78.00 | 55.00 | 103.00 | |||||||||||||
1909 | 63.00 | 65.00 | 72.00 | 88.00 | 92.00 | 104.00 | 106.00 | 99.00 | 91.00 | 87.00 | 86.00 | ----- | z | 106.00 | ||||||||||||
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1911 | ----- | z | ----- | z | 77.00 | 86.00 | 94.00 | 103.00 | 107.00 | 106.00 | 104.00 | 88.00 | 73.00 | ----- | z | 107.00 | ||||||||||
1912 | 70.00 | 75.00 | 91.00 | h | 82.00 | 102.00 | 106.00 | 106.00 | 104.00 | b | 97.00 | b | 82.00 | b | 73.00 | 60.00 | 106.00 | |||||||||
1913 | 61.00 | 68.00 | 87.00 | 90.00 | b | 99.00 | a | 104.00 | 110.00 | a | 101.00 | 97.00 | 86.00 | 78.00 | a | 57.00 | 110.00 | |||||||||
1914 | 64.00 | c | 69.00 | a | 82.00 | d | 93.00 | 100.00 | 108.00 | 106.00 | 104.00 | 96.00 | 85.00 | 77.00 | 64.00 | 108.00 | ||||||||||
1915 | 60.00 | 72.00 | 83.00 | 87.00 | 97.00 | 102.00 | 103.00 | p | 100.00 | 93.00 | 88.00 | 77.00 | 62.00 | 103.00 | ||||||||||||
1916 | 59.00 | 70.00 | 83.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 75.00 | z | 77.00 | 60.00 | f | 83.00 | |||||
1917 | 57.00 | 70.00 | 78.00 | 86.00 | 90.00 | 101.00 | 101.00 | 98.00 | ----- | z | ----- | z | ----- | z | ----- | z | 101.00 | |||||||||
1918 | ----- | z | 73.00 | l | 78.00 | 81.00 | 86.00 | 104.00 | 100.00 | 98.00 | 95.00 | e | ----- | z | ----- | z | ----- | z | 104.00 | |||||||
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 65.00 | f | 65.00 | |
1920 | 62.00 | 66.00 | 74.00 | 86.00 | 95.00 | 99.00 | 103.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 103.00 | ||||||||
1921 | ----- | z | ----- | z | ----- | z | ----- | z | 92.00 | 104.00 | 103.00 | 97.00 | 95.00 | 91.00 | 76.00 | 66.00 | 104.00 | |||||||||
1922 | 71.00 | 75.00 | 77.00 | 83.00 | 96.00 | 107.00 | 108.00 | 105.00 | ----- | z | 90.00 | 67.00 | ----- | z | 108.00 | |||||||||||
1923 | 79.00 | 69.00 | 79.00 | 86.00 | ----- | z | ----- | z | 108.00 | 98.00 | ----- | z | ----- | z | ----- | z | 69.00 | 108.00 | ||||||||
1924 | 62.00 | 70.00 | 71.00 | 83.00 | 97.00 | 105.00 | 98.00 | 106.00 | 95.00 | 83.00 | 80.00 | 58.00 | 106.00 | |||||||||||||
1925 | 61.00 | 65.00 | 79.00 | 86.00 | c | 91.00 | 98.00 | 103.00 | 90.00 | 88.00 | 83.00 | 61.00 | 55.00 | 103.00 | ||||||||||||
1926 | 63.00 | 70.00 | 77.00 | 85.00 | 92.00 | 106.00 | 104.00 | 102.00 | 95.00 | 84.00 | 78.00 | 70.00 | 106.00 | |||||||||||||
1927 | 69.00 | 75.00 | 83.00 | 98.00 | 107.00 | h | 111.00 | 112.00 | 105.00 | g | 98.00 | 89.00 | a | 76.00 | 65.00 | 112.00 | ||||||||||
1928 | 67.00 | 70.00 | e | 88.00 | r | 96.00 | 104.00 | d | 108.00 | l | 106.00 | e | 107.00 | e | ----- | z | 83.00 | d | 71.00 | e | 75.00 | f | 108.00 | |||
1929 | 62.00 | a | 70.00 | 78.00 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 102.00 | a | 79.00 | 85.00 | a | 102.00 | |||
1930 | 71.00 | c | 87.00 | a | 90.00 | a | 92.00 | c | 96.00 | 106.00 | a | 106.00 | i | 103.00 | k | 109.00 | 96.00 | 82.00 | 60.00 | 109.00 | ||||||
1931 | 62.00 | 68.00 | 82.00 | 90.00 | 94.00 | 98.00 | c | 101.00 | g | 102.00 | h | 101.00 | e | 94.00 | k | 79.00 | a | 55.00 | 102.00 | |||||||
1932 | 49.00 | 68.00 | 78.00 | 101.00 | 91.00 | 102.00 | b | 108.00 | 98.00 | 97.00 | 83.00 | 71.00 | 58.00 | 108.00 | ||||||||||||
1933 | 52.00 | 62.00 | 77.00 | a | 84.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 73.00 | ----- | z | 84.00 | |||||
1934 | 50.00 | ----- | z | ----- | z | ----- | z | 100.00 | 105.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 105.00 | ||||
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | 105.00 | z | 105.00 | 99.00 | 99.00 | 93.00 | 74.00 | 69.00 | 105.00 | |||||||
1957 | 63.00 | 74.00 | 77.00 | 83.00 | 93.00 | 106.00 | 104.00 | 103.00 | 99.00 | 91.00 | 65.00 | 63.00 | 106.00 | |||||||||||||
1958 | 62.00 | 74.00 | 71.00 | a | 87.00 | 99.00 | 104.00 | 107.00 | 104.00 | 100.00 | 89.00 | 80.00 | 68.00 | 107.00 | ||||||||||||
1959 | 67.00 | 69.00 | 79.00 | 96.00 | 99.00 | 106.00 | 108.00 | 101.00 | ----- | z | 86.00 | m | 69.00 | 59.00 | 108.00 | |||||||||||
1960 | 60.00 | 70.00 | 85.00 | 90.00 | 101.00 | 105.00 | 108.00 | 105.00 | q | 89.00 | d | 84.00 | 67.00 | t | 48.00 | m | 108.00 | |||||||||
1961 | 56.00 | e | 67.00 | d | 76.00 | 86.00 | i | 91.00 | c | 104.00 | a | 106.00 | a | 103.00 | c | 94.00 | b | 89.00 | f | 71.00 | j | 63.00 | c | 106.00 | ||
1962 | 63.00 | 77.00 | d | 82.00 | b | 96.00 | 96.00 | b | 106.00 | a | 106.00 | 107.00 | e | 101.00 | b | 92.00 | c | 79.00 | 66.00 | f | 107.00 | |||||
1963 | 66.00 | b | 75.00 | c | 81.00 | 88.00 | c | 100.00 | 102.00 | b | 107.00 | 105.00 | b | 97.00 | b | 94.00 | b | 74.00 | 62.00 | b | 107.00 | |||||
1964 | 67.00 | a | 67.00 | b | 83.00 | 88.00 | 98.00 | b | 104.00 | 105.00 | a | 101.00 | b | 97.00 | b | 92.00 | c | 75.00 | t | 67.00 | 105.00 | |||||
1965 | 69.00 | a | 73.00 | 83.00 | 92.00 | b | 94.00 | a | 99.00 | 105.00 | g | 104.00 | b | 95.00 | ----- | z | ----- | z | 62.00 | a | 105.00 | |||||
1966 | 59.00 | 64.00 | 85.00 | b | 90.00 | a | 98.00 | 104.00 | b | 105.00 | a | 104.00 | f | 98.00 | c | 85.00 | 78.00 | e | 67.00 | a | 105.00 | |||||
1967 | 65.00 | a | 72.00 | d | 81.00 | 82.00 | a | 101.00 | 105.00 | d | 110.00 | a | 106.00 | b | 99.00 | e | 87.00 | 76.00 | c | 60.00 | 110.00 | |||||
1968 | 61.00 | a | 76.00 | 85.00 | 87.00 | b | 104.00 | 109.00 | 108.00 | b | 101.00 | c | 103.00 | b | 90.00 | e | 76.00 | 65.00 | c | 109.00 | ||||||
1969 | 64.00 | a | 65.00 | 86.00 | a | 93.00 | a | 101.00 | f | 109.00 | a | 109.00 | 106.00 | a | 99.00 | 92.00 | d | 75.00 | o | 68.00 | r | 109.00 | ||||
1970 | 65.00 | g | 74.00 | 82.00 | 85.00 | a | 99.00 | 111.00 | 106.00 | 103.00 | a | 98.00 | a | 91.00 | b | 76.00 | a | 67.00 | 111.00 | |||||||
1971 | 69.00 | 75.00 | 88.00 | a | 90.00 | 95.00 | 106.00 | a | 111.00 | 102.00 | a | 101.00 | 90.00 | a | 74.00 | 66.00 | a | 111.00 | ||||||||
1972 | 64.00 | 78.00 | a | 90.00 | 89.00 | 98.00 | 107.00 | 109.00 | 104.00 | a | 94.00 | 92.00 | 70.00 | 60.00 | 109.00 | |||||||||||
1973 | 58.00 | 70.00 | 68.00 | 87.00 | 96.00 | 107.00 | 107.00 | 105.00 | 100.00 | 90.00 | 79.00 | 70.00 | 107.00 | |||||||||||||
1974 | 58.00 | 73.00 | 83.00 | 87.00 | 102.00 | 109.00 | 107.00 | 105.00 | 102.00 | 92.00 | 67.00 | 59.00 | 109.00 | |||||||||||||
1975 | 73.00 | ----- | z | 75.00 | 83.00 | 98.00 | 105.00 | 108.00 | 108.00 | 102.00 | 92.00 | 79.00 | 63.00 | 108.00 | ||||||||||||
1976 | 65.00 | 73.00 | 80.00 | 86.00 | 98.00 | 106.00 | 106.00 | 102.00 | a | 100.00 | 86.00 | b | 75.00 | 61.00 | 106.00 | |||||||||||
1977 | 69.00 | 74.00 | 78.00 | 89.00 | 101.00 | 105.00 | 106.00 | 105.00 | 104.00 | 92.00 | 78.00 | 69.00 | 106.00 | |||||||||||||
1978 | 60.00 | 68.00 | 83.00 | 83.00 | 97.00 | 107.00 | 105.00 | 105.00 | 101.00 | 95.00 | 74.00 | 60.00 | 107.00 | |||||||||||||
1979 | 57.00 | 64.00 | 75.00 | a | 85.00 | 94.00 | 104.00 | 105.00 | 106.00 | 100.00 | 92.00 | 67.00 | 63.00 | 106.00 | ||||||||||||
1980 | 64.00 | 74.00 | 73.00 | 92.00 | 94.00 | b | 104.00 | 107.00 | 108.00 | a | 100.00 | 97.00 | c | 79.00 | b | 70.00 | a | 108.00 | ||||||||
1981 | 65.00 | 77.00 | 77.00 | a | 95.00 | 95.00 | 112.00 | 110.00 | 110.00 | b | 98.00 | 89.00 | a | 76.00 | 64.00 | 112.00 | ||||||||||
1982 | 64.00 | 71.00 | 73.00 | 90.00 | 95.00 | 106.00 | 107.00 | 103.00 | 102.00 | 82.00 | 70.00 | 59.00 | 107.00 | |||||||||||||
1983 | 67.00 | 74.00 | 78.00 | 88.00 | 104.00 | 104.00 | 107.00 | 102.00 | 102.00 | 90.00 | 79.00 | 67.00 | 107.00 | |||||||||||||
1984 | 63.00 | 71.00 | 80.00 | 85.00 | 102.00 | 105.00 | 106.00 | 103.00 | 102.00 | 88.00 | 77.00 | 59.00 | 106.00 | |||||||||||||
1985 | 62.00 | 70.00 | 77.00 | 92.00 | 97.00 | 110.00 | 116.00 | 109.00 | 102.00 | 92.00 | 77.00 | 60.00 | 116.00 | |||||||||||||
1986 | 70.00 | 80.00 | 85.00 | 92.00 | 102.00 | 110.00 | 111.00 | 110.00 | 105.00 | 84.00 | 78.00 | 60.00 | 111.00 | |||||||||||||
1987 | 66.00 | 70.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.00 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 63.39 | 71.30 | 80.08 | 88.65 | 96.94 | 105.29 | 106.82 | 103.26 | 99.16 | 89.38 | 75.12 | 63.51 | 107.68 | |||||||||||||
S.D. | 5.48 | 4.47 | 5.31 | 4.54 | 4.16 | 3.18 | 3.34 | 3.99 | 4.75 | 4.37 | 4.70 | 5.47 | 2.97 | |||||||||||||
SKEW | -0.15 | 0.62 | 0.24 | 0.54 | -0.25 | -0.18 | 0.21 | -0.60 | 0.23 | 0.23 | -0.77 | 1.21 | 0.96 | |||||||||||||
MAX | 79.00 | 87.00 | 95.00 | 101.00 | 104.00 | 112.00 | 116.00 | 111.00 | 111.00 | 102.00 | 86.00 | 85.00 | 116.00 | |||||||||||||
MIN | 49.00 | 62.00 | 68.00 | 81.00 | 86.00 | 98.00 | 98.00 | 90.00 | 88.00 | 82.00 | 61.00 | 55.00 | 103.00 | |||||||||||||
NO YRS | 54 | 53 | 52 | 52 | 51 | 52 | 50 | 47 | 49 | 47 | 48 | 45 | 22 |