YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1894 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1895 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1896 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1897 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1898 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | 69.00 | v | 80.00 | 86.00 | 102.00 | 97.00 | 90.00 | 85.00 | 85.00 | 85.00 | 64.00 | ----- | z | |||||||||
1910 | 71.00 | 71.00 | 84.00 | 87.00 | 97.00 | 95.00 | 96.00 | 94.00 | 93.00 | 89.00 | 84.00 | 74.00 | 97.00 | |||||||||||||
1911 | 73.00 | 66.00 | 81.00 | 79.00 | 83.00 | 93.00 | 90.00 | 92.00 | 89.00 | 87.00 | 76.00 | 84.00 | 93.00 | |||||||||||||
1912 | 78.00 | a | 74.00 | 69.00 | a | 76.00 | a | 87.00 | 93.00 | 97.00 | d | ----- | z | 88.00 | 77.00 | 80.00 | 70.00 | a | ----- | z | ||||||
1913 | 77.00 | 69.00 | 81.00 | 83.00 | 90.00 | a | 90.00 | 100.00 | 90.00 | 87.00 | 84.00 | 79.00 | 65.00 | 100.00 | a | |||||||||||
1914 | 74.00 | 75.00 | d | 82.00 | 86.00 | a | 88.00 | e | 96.00 | a | 89.00 | 95.00 | 94.00 | 86.00 | 80.00 | 67.00 | 96.00 | k | ||||||||
1915 | 71.00 | a | 67.00 | 78.00 | a | 79.00 | 87.00 | 91.00 | 91.00 | 95.00 | 86.00 | 83.00 | 75.00 | 69.00 | 95.00 | b | ||||||||||
1916 | 58.00 | 78.00 | 80.00 | b | 80.00 | 82.00 | 94.00 | 95.00 | 100.00 | 88.00 | 73.00 | 77.00 | 64.00 | 100.00 | b | |||||||||||
1917 | 59.00 | 64.00 | 75.00 | 80.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 99.00 | f | 95.00 | i | 100.00 | h | 93.00 | l | 86.00 | q | 80.00 | d | 65.00 | i | ----- | z |
1919 | 62.00 | d | 61.00 | c | 72.00 | a | 82.00 | h | 90.00 | m | ----- | z | 98.00 | d | 95.00 | v | 88.00 | y | 75.00 | o | 68.00 | p | 65.00 | b | ----- | z |
1920 | 72.00 | d | 62.00 | i | 68.00 | i | 75.00 | k | 88.00 | s | 95.00 | n | 100.00 | d | 94.00 | t | 86.00 | s | 73.00 | r | 69.00 | p | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 95.00 | t | 90.00 | o | 92.00 | p | 89.00 | j | 69.00 | t | 65.00 | m | ----- | z |
1922 | 57.00 | c | 83.00 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.00 | r | 65.00 | m | 65.00 | h | ----- | z |
1923 | 71.00 | f | 69.00 | 70.00 | c | 76.00 | m | 92.00 | g | 102.00 | n | 101.00 | c | 97.00 | 91.00 | g | 74.00 | r | 69.00 | b | 62.00 | ----- | z | |||
1924 | 62.00 | j | 68.00 | e | 68.00 | a | 78.00 | a | 87.00 | 95.00 | k | 95.00 | b | ----- | z | ----- | z | 78.00 | p | ----- | z | ----- | z | ----- | z | |
1925 | 62.00 | s | 68.00 | e | 76.00 | h | 84.00 | i | 90.00 | a | 94.00 | c | 104.00 | c | 92.00 | t | 91.00 | 85.00 | b | 67.00 | d | 62.00 | h | ----- | z | |
1926 | 63.00 | b | 71.00 | 70.00 | a | 74.00 | k | 87.00 | e | 98.00 | 97.00 | a | 98.00 | a | 91.00 | k | ----- | z | 72.00 | k | 70.00 | n | ----- | z | ||
1927 | 61.00 | h | 68.00 | f | 72.00 | p | 81.00 | d | 91.00 | g | 98.00 | a | 97.00 | 95.00 | c | 89.00 | o | 83.00 | t | ----- | z | 76.00 | c | ----- | z | |
1928 | 67.00 | k | 66.00 | i | 73.00 | d | 75.00 | n | 89.00 | i | 97.00 | b | 97.00 | c | 99.00 | b | 93.00 | g | 88.00 | n | 65.00 | j | 59.00 | i | ----- | z |
1929 | 68.00 | h | 66.00 | c | 70.00 | e | 73.00 | l | 93.00 | o | 102.00 | g | 98.00 | d | 94.00 | j | 91.00 | i | 87.00 | i | 75.00 | e | 70.00 | d | ----- | z |
1930 | 59.00 | i | 72.00 | e | 71.00 | b | 88.00 | g | 84.00 | i | 98.00 | c | 98.00 | h | 96.00 | o | 93.00 | c | 80.00 | l | 74.00 | p | 63.00 | e | ----- | z |
1931 | 66.00 | c | 64.00 | c | 78.00 | n | 81.00 | j | 88.00 | s | 96.00 | p | 99.00 | f | 92.00 | q | 89.00 | r | 80.00 | o | 76.00 | l | 61.00 | c | ----- | z |
1932 | 59.00 | g | 71.00 | f | 65.00 | w | 75.00 | w | 85.00 | s | 98.00 | g | 98.00 | m | 95.00 | u | 95.00 | k | 81.00 | j | ----- | z | 65.00 | l | ----- | z |
1933 | 62.00 | j | 62.00 | f | 69.00 | q | 76.00 | p | 92.00 | j | 97.00 | h | 98.00 | m | 97.00 | t | 97.00 | v | 81.00 | u | ----- | z | 70.00 | k | ----- | z |
1934 | 63.00 | h | 69.00 | d | 75.00 | l | 81.00 | i | 92.00 | s | 96.00 | o | 101.00 | f | 90.00 | w | 87.00 | u | 92.00 | h | 80.00 | k | 68.00 | r | ----- | z |
1935 | 51.00 | x | 67.00 | e | 66.00 | h | 74.00 | k | 80.00 | o | 96.00 | c | 98.00 | g | 85.00 | w | 89.00 | u | 76.00 | r | 58.00 | q | 50.00 | k | ----- | z |
1936 | ----- | z | 63.00 | h | 72.00 | k | 83.00 | n | 90.00 | f | 103.00 | c | 100.00 | 95.00 | d | 94.00 | f | 86.00 | c | 75.00 | c | 66.00 | d | ----- | z | |
1937 | 50.00 | a | 64.00 | b | 70.00 | c | 75.00 | i | 89.00 | 97.00 | 98.00 | 98.00 | 93.00 | 84.00 | 75.00 | 64.00 | u | ----- | z | |||||||
1938 | 68.00 | d | 65.00 | 72.00 | e | 84.00 | 92.00 | 96.00 | 97.00 | 99.00 | a | 95.00 | a | 86.00 | 69.00 | 71.00 | 99.00 | k | ||||||||
1939 | 62.00 | a | 60.00 | 76.00 | 87.00 | d | 88.00 | 97.00 | 100.00 | d | 93.00 | c | 89.00 | c | 77.00 | a | 69.00 | a | 72.00 | c | 100.00 | t | ||||
1940 | 60.00 | 67.00 | c | 76.00 | d | 80.00 | p | 91.00 | b | 101.00 | a | 99.00 | 98.00 | 90.00 | b | 85.00 | 69.00 | d | 70.00 | r | ----- | z | ||||
1941 | 54.00 | l | 62.00 | d | 81.00 | b | 73.00 | a | 84.00 | 93.00 | 96.00 | 94.00 | c | 90.00 | 79.00 | a | 73.00 | e | 69.00 | i | ----- | z | ||||
1942 | 66.00 | e | 62.00 | l | 73.00 | e | 73.00 | a | 90.00 | 96.00 | 101.00 | a | 95.00 | a | 92.00 | a | 85.00 | a | 73.00 | d | 67.00 | a | ----- | z | ||
1943 | 65.00 | a | 72.00 | r | 75.00 | a | 88.00 | a | 89.00 | 94.00 | a | 98.00 | d | 90.00 | e | 92.00 | d | 81.00 | b | 72.00 | c | ----- | z | ----- | z | |
1944 | 69.00 | c | 67.00 | a | 66.00 | 71.00 | 83.00 | a | 96.00 | 97.00 | 102.00 | 93.00 | 83.00 | 73.00 | 63.00 | 102.00 | e | |||||||||
1945 | 66.00 | a | 66.00 | 82.00 | 82.00 | b | 81.00 | a | 97.00 | 100.00 | 93.00 | 96.00 | b | 90.00 | 81.00 | 65.00 | c | 100.00 | i | |||||||
1946 | 64.00 | 71.00 | 74.00 | b | 85.00 | a | 84.00 | 96.00 | 96.00 | a | 94.00 | 92.00 | 83.00 | 70.00 | 73.00 | 96.00 | d | |||||||||
1947 | 66.00 | 68.00 | 74.00 | 80.00 | a | 94.00 | 93.00 | 99.00 | 97.00 | 94.00 | 89.00 | 74.00 | 64.00 | 99.00 | a | |||||||||||
1948 | 69.00 | 68.00 | a | 68.00 | 85.00 | 89.00 | 97.00 | 101.00 | a | 97.00 | b | 101.00 | a | 86.00 | d | 68.00 | a | 62.00 | e | 101.00 | o | |||||
1949 | 51.00 | 65.00 | d | 71.00 | 86.00 | a | 88.00 | h | 95.00 | e | 95.00 | n | 94.00 | o | 96.00 | o | 80.00 | p | 77.00 | l | 72.00 | e | ----- | z | ||
1950 | 72.00 | e | 70.00 | g | 75.00 | d | 84.00 | f | 87.00 | j | 102.00 | f | 100.00 | c | 96.00 | d | 100.00 | f | 91.00 | n | 78.00 | h | 75.00 | i | ----- | z |
1951 | 73.00 | f | 72.00 | e | 74.00 | f | 76.00 | g | 95.00 | k | 96.00 | b | 100.00 | c | 97.00 | f | 90.00 | l | 81.00 | q | 69.00 | p | 65.00 | i | ----- | z |
1952 | 62.00 | a | 63.00 | a | 65.00 | b | 76.00 | b | 86.00 | c | 94.00 | c | 95.00 | a | 97.00 | c | 95.00 | f | 85.00 | i | 76.00 | j | 66.00 | f | ----- | z |
1953 | 75.00 | d | 79.00 | i | 75.00 | h | 81.00 | l | 84.00 | i | 97.00 | h | 101.00 | d | 96.00 | h | 96.00 | q | 93.00 | g | 76.00 | k | 66.00 | f | ----- | z |
1954 | 69.00 | q | 73.00 | 73.00 | c | 83.00 | c | 85.00 | b | 102.00 | c | 100.00 | a | 94.00 | d | 93.00 | b | 87.00 | c | 78.00 | d | 69.00 | b | ----- | z | |
1955 | 61.00 | g | 71.00 | 76.00 | a | 78.00 | 89.00 | a | 102.00 | b | 96.00 | 88.00 | b | 97.00 | a | 89.00 | g | 76.00 | a | 70.00 | b | 102.00 | x | |||
1956 | 67.00 | b | 67.00 | 78.00 | a | 78.00 | 91.00 | 102.00 | 104.00 | a | 95.00 | 98.00 | a | 88.00 | 76.00 | 70.00 | d | 104.00 | i | |||||||
1957 | 66.00 | 78.00 | a | 72.00 | 75.00 | 85.00 | a | 100.00 | 104.00 | 97.00 | 94.00 | 88.00 | 68.00 | 69.00 | b | 104.00 | d | |||||||||
1958 | 66.00 | 72.00 | 66.00 | 81.00 | 97.00 | 100.00 | 107.00 | 99.00 | a | 95.00 | 83.00 | 75.00 | a | 72.00 | c | 107.00 | e | |||||||||
1959 | 70.00 | b | 68.00 | 73.00 | 85.00 | b | 91.00 | 102.00 | a | 100.00 | 92.00 | 95.00 | 88.00 | 72.00 | f | 68.00 | a | 102.00 | l | |||||||
1960 | 69.00 | a | 64.00 | d | 78.00 | 85.00 | 93.00 | 103.00 | 104.00 | 102.00 | 94.00 | 88.00 | a | 72.00 | 67.00 | 104.00 | f | |||||||||
1961 | 67.00 | 70.00 | 74.00 | 85.00 | 88.00 | 105.00 | 103.00 | a | 100.00 | a | 86.00 | a | 83.00 | 70.00 | a | 70.00 | 105.00 | d | ||||||||
1962 | 66.00 | 71.00 | a | 73.00 | 86.00 | b | 87.00 | 101.00 | a | 99.00 | a | 103.00 | a | 99.00 | 85.00 | b | 81.00 | c | 69.00 | d | 103.00 | o | ||||
1963 | 65.00 | 79.00 | 72.00 | b | 81.00 | a | 94.00 | 102.00 | ----- | z | 92.00 | a | 91.00 | 88.00 | 74.00 | e | 67.00 | a | ----- | z | ||||||
1964 | 67.00 | b | 66.00 | c | 75.00 | c | 80.00 | c | 89.00 | a | 96.00 | a | 100.00 | 95.00 | b | 92.00 | 88.00 | b | 72.00 | a | 63.00 | 100.00 | r | |||
1965 | 65.00 | a | 68.00 | b | 71.00 | 83.00 | a | 86.00 | 94.00 | 98.00 | d | 98.00 | b | 90.00 | 90.00 | b | 75.00 | b | 73.00 | b | 98.00 | p | ||||
1966 | 68.00 | c | 63.00 | a | 78.00 | 83.00 | d | 88.00 | b | 96.00 | 97.00 | 94.00 | d | 91.00 | 79.00 | 75.00 | i | 65.00 | 97.00 | w | ||||||
1967 | 66.00 | b | 69.00 | b | 77.00 | d | 73.00 | c | 93.00 | a | 97.00 | 104.00 | 94.00 | b | 90.00 | 86.00 | a | 79.00 | ----- | z | ----- | z | ||||
1968 | 71.00 | 72.00 | a | 75.00 | 77.00 | a | 90.00 | c | 100.00 | 97.00 | 93.00 | a | 98.00 | 84.00 | 71.00 | a | 63.00 | a | 100.00 | h | ||||||
1969 | 69.00 | b | 64.00 | 77.00 | 89.00 | 92.00 | 100.00 | 102.00 | b | 100.00 | b | 93.00 | 86.00 | 70.00 | 69.00 | a | 102.00 | g | ||||||||
1970 | 66.00 | a | 70.00 | 73.00 | 85.00 | 91.00 | 104.00 | 107.00 | 96.00 | 91.00 | 79.00 | a | 74.00 | 68.00 | c | 107.00 | e | |||||||||
1971 | 76.00 | a | 73.00 | d | 79.00 | 80.00 | b | 82.00 | a | 98.00 | 101.00 | 90.00 | 95.00 | 82.00 | 72.00 | 61.00 | b | 101.00 | j | |||||||
1972 | 62.00 | 72.00 | 78.00 | b | 78.00 | e | 87.00 | d | 98.00 | e | 100.00 | c | 99.00 | c | 89.00 | 88.00 | d | 64.00 | a | 64.00 | a | ----- | z | |||
1973 | 64.00 | a | 61.00 | 59.00 | b | 77.00 | c | 88.00 | 105.00 | a | 101.00 | 95.00 | 92.00 | a | 85.00 | 78.00 | 66.00 | 105.00 | h | |||||||
1974 | 68.00 | c | 67.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 66.47 | 68.64 | 73.98 | 80.95 | 88.41 | 97.66 | 98.94 | 95.63 | 92.24 | 84.59 | 74.26 | 67.72 | 98.78 | |||||||||||||
S.D. | 5.82 | 4.73 | 4.94 | 4.48 | 3.75 | 3.67 | 3.62 | 3.45 | 3.57 | 3.81 | 4.71 | 4.54 | 3.99 | |||||||||||||
SKEW | -0.57 | 0.67 | -0.38 | -0.28 | 0.19 | 0.20 | -0.29 | 0.00 | 0.17 | -1.02 | 0.20 | 1.04 | 0.24 | |||||||||||||
MAX | 78.00 | 83.00 | 84.00 | 89.00 | 97.00 | 105.00 | 107.00 | 103.00 | 101.00 | 90.00 | 85.00 | 84.00 | 105.00 | |||||||||||||
MIN | 50.00 | 60.00 | 59.00 | 71.00 | 81.00 | 90.00 | 89.00 | 88.00 | 85.00 | 73.00 | 64.00 | 61.00 | 93.00 | |||||||||||||
YRS | 47 | 53 | 50 | 43 | 44 | 50 | 53 | 46 | 42 | 41 | 43 | 43 | 9 |