YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | 103.94 | 103.29 | 100.23 | 86.81 | 72.13 | 65.10 | 88.58 | f | ||||||
1949 | 53.29 | c | 66.75 | d | 73.77 | 85.10 | 91.13 | 100.07 | 101.80 | a | 103.42 | 100.47 | 84.48 | 82.23 | 66.71 | 84.10 | ||||||||||
1950 | 64.39 | 73.32 | 77.26 | 87.93 | 91.13 | 100.60 | 99.87 | 103.77 | 96.37 | 95.55 | 81.10 | 75.10 | 87.20 | |||||||||||||
1951 | 65.45 | 68.21 | 73.16 | 80.60 | 91.94 | 100.87 | 106.87 | 102.48 | 102.22 | c | 87.74 | 72.23 | 63.10 | 84.57 | ||||||||||||
1952 | 63.45 | 67.24 | 64.94 | 80.60 | 94.84 | 101.45 | a | 103.71 | 103.19 | 100.60 | 95.74 | 70.10 | 63.32 | 84.10 | ||||||||||||
1953 | 69.42 | 68.36 | 74.71 | 80.67 | 85.74 | 102.07 | 102.16 | 103.87 | 103.23 | 88.13 | 77.60 | 65.19 | 85.10 | |||||||||||||
1954 | 67.48 | 76.57 | 72.41 | b | 87.60 | 93.68 | 100.20 | 103.74 | d | 98.67 | j | 98.90 | 91.13 | 79.33 | 68.87 | 85.45 | a | |||||||||
1955 | 59.16 | 64.30 | a | 75.61 | 81.73 | 89.68 | 100.37 | 100.42 | 97.71 | 100.73 | 93.50 | a | 75.13 | 70.74 | 84.09 | |||||||||||
1956 | 70.67 | a | 63.03 | 79.45 | 81.03 | 94.45 | 104.17 | 102.65 | 102.23 | 103.73 | 87.45 | 74.97 | 68.35 | 86.02 | ||||||||||||
1957 | 63.32 | 74.21 | 73.48 | 80.57 | 86.23 | 102.67 | c | 104.90 | 101.23 | 98.77 | 81.16 | 68.23 | 69.42 | 83.68 | ||||||||||||
1958 | 66.90 | 67.94 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 101.08 | s | 96.87 | 87.58 | 77.53 | 72.63 | a | 80.30 | g | ||||
1959 | 67.73 | a | 68.29 | 77.00 | 88.97 | 91.57 | a | 104.77 | 106.07 | a | 99.17 | a | 97.27 | 88.68 | 74.30 | 66.83 | b | 85.89 | ||||||||
1960 | 62.13 | a | 63.90 | 79.10 | 86.83 | a | 93.67 | a | 105.23 | 106.06 | 103.10 | 101.97 | 85.23 | 77.59 | a | 67.77 | 86.05 | |||||||||
1961 | 69.87 | 71.12 | t | ----- | z | 85.90 | 91.97 | b | 106.92 | f | 106.32 | 103.50 | w | 94.11 | u | 87.71 | 71.50 | 65.07 | b | 82.62 | e | |||||
1962 | 64.09 | h | 64.38 | l | 71.30 | a | 91.76 | a | 92.38 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 85.15 | i |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 64.87 | 68.56 | 74.35 | 84.56 | 91.41 | 102.04 | 103.73 | 102.13 | 100.10 | 88.63 | 75.28 | 67.73 | 85.08 | |||||||||||||
S.D. | 4.81 | 4.41 | 3.93 | 3.89 | 2.81 | 1.91 | 2.28 | 2.00 | 2.37 | 4.12 | 4.16 | 3.45 | 1.16 | |||||||||||||
SKEW | -1.01 | 0.54 | -0.92 | 0.33 | -0.92 | 0.59 | -0.23 | -1.28 | -0.12 | 0.32 | 0.03 | 0.60 | 0.46 | |||||||||||||
MAX | 70.67 | 76.57 | 79.45 | 91.76 | 94.84 | 105.23 | 106.87 | 103.87 | 103.73 | 95.74 | 82.23 | 75.10 | 87.20 | |||||||||||||
MIN | 53.29 | 63.03 | 64.94 | 80.57 | 85.74 | 100.07 | 99.87 | 97.71 | 96.37 | 81.16 | 68.23 | 63.10 | 83.68 | |||||||||||||
YRS | 13 | 11 | 12 | 13 | 13 | 11 | 13 | 11 | 13 | 14 | 14 | 14 | 10 |