YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | 45.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 81.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | 81.00 | |
1943 | 45.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.00 | |
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 | 44.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.00 | z | 33.00 | z | ----- | z | 71.00 | |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1948 | 71.00 | 70.00 | b | 69.00 | 84.00 | 91.00 | a | 92.00 | 92.00 | 94.00 | 92.00 | 80.00 | 71.00 | 70.00 | 94.00 | |||||||||||
1949 | 55.00 | 65.00 | c | 73.00 | i | 82.00 | 84.00 | 92.00 | 88.00 | 88.00 | 82.00 | 76.00 | 78.00 | 67.00 | 92.00 | |||||||||||
1950 | 77.00 | 68.00 | 75.00 | 82.00 | 86.00 | 90.00 | 88.00 | a | 87.00 | e | 83.00 | 80.00 | 77.00 | 74.00 | 90.00 | |||||||||||
1951 | 68.00 | 74.00 | 71.00 | 78.00 | 93.00 | 98.00 | 97.00 | 92.00 | 92.00 | 84.00 | 70.00 | 66.00 | 98.00 | |||||||||||||
1952 | 69.00 | 66.00 | 67.00 | 77.00 | 86.00 | 92.00 | 88.00 | 94.00 | 89.00 | 82.00 | 75.00 | 69.00 | a | 94.00 | ||||||||||||
1953 | 77.00 | 72.00 | 75.00 | 79.00 | 90.00 | 94.00 | 94.00 | 90.00 | 91.00 | 82.00 | 74.00 | 63.00 | 94.00 | |||||||||||||
1954 | 70.00 | 69.00 | 75.00 | 84.00 | 86.00 | 95.00 | 94.00 | 90.00 | 89.00 | 82.00 | h | 75.00 | b | 71.00 | 95.00 | |||||||||||
1955 | 66.00 | 68.00 | a | 71.00 | d | 77.00 | 84.00 | 94.00 | 92.00 | 86.00 | 89.00 | 80.00 | 74.00 | 71.00 | 94.00 | |||||||||||
1956 | 74.00 | 71.00 | 76.00 | d | 78.00 | e | 91.00 | g | 92.00 | c | 93.00 | a | 88.00 | d | 94.00 | f | 83.00 | f | 78.00 | d | 71.00 | h | 94.00 | |||
1957 | 68.00 | c | 76.00 | a | 72.00 | 75.00 | 81.00 | a | 96.00 | a | 95.00 | c | 87.00 | d | 85.00 | b | 80.00 | o | 63.00 | d | 67.00 | g | 96.00 | |||
1958 | 62.00 | 67.00 | 66.00 | 78.00 | a | 89.00 | 94.00 | a | 97.00 | 90.00 | 90.00 | b | 83.00 | 70.00 | m | 71.00 | 97.00 | |||||||||
1959 | 68.00 | 68.00 | 70.00 | 83.00 | 87.00 | b | 92.00 | 87.00 | 91.00 | 89.00 | a | 84.00 | 70.00 | c | 69.00 | 92.00 | ||||||||||
1960 | 64.00 | 65.00 | a | 73.00 | 82.00 | 87.00 | 95.00 | 93.00 | 91.00 | 85.00 | 78.00 | 70.00 | 66.00 | 95.00 | ||||||||||||
1961 | 65.00 | 72.00 | 72.00 | 81.00 | 88.00 | 92.00 | 91.00 | 90.00 | 85.00 | 79.00 | 70.00 | b | 64.00 | 92.00 | ||||||||||||
1962 | 64.00 | 73.00 | 75.00 | 82.00 | 83.00 | 89.00 | 87.00 | 90.00 | 85.00 | 80.00 | 72.00 | 68.00 | 90.00 | |||||||||||||
1963 | 63.00 | 70.00 | 76.00 | 79.00 | 84.00 | 90.00 | 91.00 | 85.00 | 82.00 | 82.00 | 74.00 | 62.00 | 91.00 | |||||||||||||
1964 | 65.00 | 63.00 | 73.00 | 78.00 | 87.00 | 91.00 | 93.00 | 92.00 | 87.00 | 81.00 | 74.00 | 72.00 | 93.00 | |||||||||||||
1965 | 68.00 | 65.00 | 70.00 | 88.00 | 85.00 | 88.00 | 92.00 | 85.00 | 84.00 | 83.00 | 70.00 | 69.00 | d | 92.00 | ||||||||||||
1966 | 63.00 | 65.00 | 74.00 | 76.00 | 89.00 | 87.00 | 89.00 | 90.00 | 81.00 | 77.00 | 75.00 | 68.00 | 90.00 | |||||||||||||
1967 | 71.00 | 68.00 | 80.00 | 80.00 | 87.00 | 93.00 | 91.00 | 88.00 | 80.00 | 80.00 | 76.00 | 63.00 | 93.00 | |||||||||||||
1968 | 69.00 | 67.00 | 73.00 | 74.00 | 86.00 | 92.00 | 86.00 | 84.00 | 86.00 | 83.00 | 70.00 | 68.00 | 92.00 | |||||||||||||
1969 | 71.00 | 67.00 | 76.00 | 84.00 | 90.00 | 95.00 | 92.00 | 90.00 | 81.00 | 80.00 | 69.00 | 69.00 | b | 95.00 | ||||||||||||
1970 | 72.00 | 72.00 | a | 65.00 | 76.00 | 85.00 | 93.00 | 86.00 | 85.00 | 85.00 | 73.00 | 72.00 | 70.00 | 93.00 | ||||||||||||
1971 | 69.00 | 65.00 | 80.00 | 83.00 | 84.00 | 88.00 | 90.00 | 82.00 | 85.00 | 75.00 | 75.00 | 69.00 | 90.00 | |||||||||||||
1972 | 65.00 | 72.00 | 75.00 | 82.00 | 83.00 | 91.00 | 94.00 | 87.00 | 80.00 | 83.00 | 67.00 | 69.00 | 94.00 | |||||||||||||
1973 | 65.00 | 66.00 | 68.00 | 76.00 | 84.00 | 95.00 | ----- | z | 88.00 | 85.00 | 83.00 | 79.00 | 70.00 | 95.00 | ||||||||||||
1974 | 72.00 | 71.00 | 75.00 | 82.00 | 90.00 | 94.00 | 87.00 | 86.00 | 87.00 | 75.00 | 69.00 | 64.00 | 94.00 | |||||||||||||
1975 | 71.00 | 65.00 | 73.00 | 78.00 | 79.00 | 90.00 | 82.00 | 84.00 | 81.00 | 82.00 | 77.00 | 74.00 | 90.00 | |||||||||||||
1976 | 66.00 | 73.00 | 72.00 | 76.00 | 86.00 | 91.00 | 85.00 | 85.00 | ----- | z | ----- | z | ----- | z | ----- | z | 91.00 | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 67.86 | 68.72 | 72.75 | 79.79 | 86.21 | 92.24 | 90.50 | 88.24 | 85.56 | 80.20 | 72.74 | 68.31 | 92.90 | |||||||||||||
S.D. | 4.64 | 3.36 | 3.69 | 3.37 | 3.11 | 2.57 | 3.71 | 3.07 | 3.64 | 3.04 | 3.79 | 3.21 | 2.07 | |||||||||||||
SKEW | -0.27 | 0.29 | -0.18 | 0.30 | 0.00 | -0.04 | -0.23 | 0.02 | 0.17 | -0.80 | -0.41 | -0.30 | 0.32 | |||||||||||||
MAX | 77.00 | 76.00 | 80.00 | 88.00 | 93.00 | 98.00 | 97.00 | 94.00 | 92.00 | 84.00 | 79.00 | 74.00 | 98.00 | |||||||||||||
MIN | 55.00 | 63.00 | 65.00 | 74.00 | 79.00 | 87.00 | 82.00 | 82.00 | 80.00 | 73.00 | 63.00 | 62.00 | 90.00 | |||||||||||||
NO YRS | 29 | 29 | 28 | 29 | 28 | 29 | 28 | 29 | 27 | 25 | 27 | 26 | 20 |