YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1914 | 61.06 | 62.07 | 67.45 | 79.33 | 85.65 | 90.90 | 87.06 | 89.61 | 87.20 | 73.87 | a | 65.25 | r | ----- | z | 78.42 | b | |||||||||
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 | 83.90 | 75.16 | f | 67.00 | f | 54.23 | a | 69.07 | j | |
1938 | ----- | z | ----- | z | ----- | z | 73.16 | k | 77.84 | 86.83 | 85.53 | a | 86.26 | 80.60 | e | 77.87 | 61.70 | 57.24 | b | 76.73 | d | |||||
1939 | 53.22 | m | 50.81 | b | 65.71 | c | 73.97 | 81.54 | c | 88.83 | 85.94 | 85.39 | 82.20 | 71.26 | 59.17 | 59.45 | 73.11 | a | ||||||||
1940 | 53.03 | b | 57.07 | a | 65.45 | 70.54 | f | 78.97 | 85.70 | 88.94 | 84.97 | 82.47 | 72.65 | 58.70 | 57.00 | 71.36 | a | |||||||||
1941 | 52.79 | b | 57.38 | d | 59.97 | 65.10 | 78.70 | a | 88.07 | b | 87.39 | 83.68 | 78.86 | a | 69.77 | 62.76 | a | 55.74 | 70.02 | |||||||
1942 | 55.87 | 57.08 | d | 62.90 | 68.93 | 79.06 | 88.83 | 89.87 | 83.16 | 79.97 | 70.90 | 67.53 | 58.56 | m | 73.10 | a | ||||||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | 53.32 | 56.25 | a | 61.43 | a | 70.36 | h | 79.07 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 62.52 | h | |
1945 | ----- | z | ----- | z | 62.70 | d | 73.29 | b | 85.36 | f | 92.25 | b | 92.83 | a | 90.38 | g | 88.63 | 75.03 | 67.70 | 56.31 | b | 76.09 | d | |||
1946 | 51.83 | g | 61.71 | 67.17 | a | 79.10 | a | 81.74 | 94.43 | 90.31 | b | 87.29 | 84.07 | 75.03 | 62.63 | 60.16 | 76.70 | a | ||||||||
1947 | 48.94 | 65.82 | 67.76 | b | 75.28 | a | 83.69 | b | 90.27 | 93.71 | 86.42 | 86.38 | a | 79.14 | b | 60.76 | a | 55.39 | 74.46 | |||||||
1948 | 58.03 | b | 57.31 | 62.30 | a | 78.18 | b | 86.13 | 93.07 | 93.13 | 90.23 | a | 86.47 | 74.19 | 61.63 | 57.84 | 74.88 | |||||||||
1949 | 43.84 | 57.63 | a | 66.74 | 74.28 | a | 83.23 | a | 89.00 | 88.45 | 88.17 | a | 84.13 | 73.43 | c | 71.90 | 56.03 | a | 73.07 | |||||||
1950 | 59.29 | 65.46 | 70.45 | b | 78.77 | 82.79 | c | 92.93 | 87.67 | a | 88.70 | a | 84.89 | b | 82.43 | j | 70.32 | b | 63.09 | i | 78.13 | b | ||||
1951 | 55.19 | e | 58.62 | g | 65.57 | c | 71.24 | a | 84.26 | 92.21 | a | 93.43 | a | 88.83 | h | 90.37 | 78.47 | a | 62.53 | 54.65 | 74.79 | b | ||||
1952 | 59.26 | 58.90 | 60.77 | 73.37 | 83.32 | 91.03 | 90.97 | a | 90.68 | 88.13 | 82.32 | 61.60 | 52.09 | h | 76.40 | a | ||||||||||
1953 | 61.90 | 59.61 | 67.29 | 74.45 | h | 79.40 | a | 94.03 | 90.07 | a | 90.94 | 89.47 | 77.03 | 66.83 | 54.06 | 75.51 | a | |||||||||
1954 | 58.90 | 66.32 | 65.37 | a | 80.73 | 84.39 | 92.30 | 91.35 | 83.53 | a | 86.70 | 78.71 | 70.13 | 59.10 | a | 76.46 | ||||||||||
1955 | 50.48 | 59.39 | 68.06 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.31 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 55.14 | 59.52 | 65.12 | 74.74 | 81.86 | 90.67 | 89.79 | 87.07 | 84.97 | 75.31 | 64.39 | 56.71 | 73.78 | |||||||||||||
S.D. | 5.11 | 4.18 | 2.95 | 4.55 | 2.70 | 2.58 | 2.66 | 2.72 | 3.38 | 3.54 | 4.28 | 1.99 | 2.42 | |||||||||||||
SKEW | -0.64 | 0.05 | -0.22 | -0.59 | -0.02 | -0.34 | -0.01 | -0.00 | -0.20 | 0.23 | 0.42 | 0.34 | -0.64 | |||||||||||||
MAX | 61.90 | 66.32 | 70.45 | 80.73 | 86.13 | 94.43 | 93.71 | 90.94 | 90.37 | 82.32 | 71.90 | 60.16 | 76.46 | |||||||||||||
MIN | 43.84 | 50.81 | 59.97 | 65.10 | 77.84 | 85.70 | 85.53 | 83.16 | 78.86 | 69.77 | 58.70 | 54.06 | 70.02 | |||||||||||||
YRS | 14 | 15 | 17 | 13 | 16 | 16 | 16 | 14 | 17 | 15 | 15 | 13 | 5 |