YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | 85.00 | i | 91.30 | 97.45 | 89.77 | i | 82.50 | 80.11 | v | ----- | z | ----- | z | 90.42 | i | |||
1911 | ----- | z | ----- | z | ----- | z | ----- | z | 69.58 | 91.48 | a | 88.81 | 92.00 | 85.60 | 66.79 | c | 54.82 | b | 41.32 | 73.80 | d | |||||
1912 | 52.65 | 51.48 | b | 53.29 | ----- | z | 84.90 | a | 86.43 | 91.23 | 84.13 | 75.20 | 66.52 | 59.03 | 45.16 | 68.18 | a | |||||||||
1913 | 45.52 | b | 47.41 | a | 55.00 | a | 68.34 | a | 79.32 | 82.80 | 88.03 | 87.35 | 74.90 | a | 64.76 | b | 57.80 | 38.10 | 65.78 | |||||||
1914 | 50.84 | 52.89 | 60.21 | b | 69.21 | b | 71.61 | 84.17 | 82.33 | a | 85.50 | a | 80.50 | 68.59 | b | 59.17 | a | 41.11 | c | 67.18 | ||||||
1915 | 44.50 | c | 50.75 | 49.48 | 63.87 | 73.81 | 86.73 | 86.97 | b | 84.72 | b | 78.40 | 73.84 | 62.73 | 51.63 | a | 67.29 | |||||||||
1916 | 47.53 | a | 59.86 | 67.97 | a | 67.29 | b | 78.55 | 92.37 | 89.68 | 84.97 | 81.90 | 70.06 | 61.14 | a | 43.52 | 70.40 | |||||||||
1917 | 44.83 | b | 51.74 | a | 59.70 | a | 70.39 | b | 70.13 | 86.67 | 89.10 | a | 87.32 | 79.86 | a | 73.58 | 64.03 | 59.69 | b | 69.75 | ||||||
1918 | 46.07 | b | 58.79 | 64.71 | 66.61 | b | 79.13 | 89.90 | 91.13 | 89.61 | 81.93 | a | 74.10 | a | 54.10 | a | 44.67 | a | 70.06 | |||||||
1919 | 46.03 | 49.11 | 56.03 | 66.60 | 75.32 | 81.23 | 85.40 | a | 79.94 | 71.50 | 61.71 | 53.17 | a | 51.23 | 64.77 | |||||||||||
1920 | 49.43 | a | 51.86 | a | 55.45 | 58.97 | 71.87 | 70.73 | 84.00 | 79.84 | 74.80 | 64.19 | 58.14 | a | 48.23 | 63.96 | ||||||||||
1921 | 49.60 | a | 53.89 | a | 61.07 | a | 61.67 | 68.45 | 73.43 | 79.71 | 81.29 | 79.93 | 70.87 | a | 61.10 | 55.83 | a | 66.40 | ||||||||
1922 | 49.10 | b | 51.67 | a | 56.29 | 61.70 | 71.93 | a | 78.27 | 84.71 | 89.65 | 81.07 | 70.32 | 57.14 | w | ----- | z | 69.47 | b | |||||||
1923 | 55.44 | o | 50.79 | 54.29 | 64.90 | 78.00 | a | 86.50 | 90.94 | 86.61 | 80.97 | 63.52 | 56.33 | 45.23 | 68.92 | a | ||||||||||
1924 | 49.42 | 57.69 | 55.19 | 69.40 | 77.19 | 94.90 | 89.74 | 91.45 | 85.20 | 74.55 | 64.23 | 48.06 | 71.42 | |||||||||||||
1925 | 50.29 | 60.54 | 68.42 | 74.90 | 82.90 | 89.33 | 90.90 | 85.48 | 78.90 | 67.35 | 60.24 | a | 47.87 | 71.43 | ||||||||||||
1926 | 43.42 | 59.21 | 57.32 | 65.90 | 74.97 | 87.57 | 88.35 | 91.35 | 81.80 | 74.19 | 62.77 | 51.90 | 69.90 | |||||||||||||
1927 | 56.26 | 56.50 | 62.10 | 73.23 | 84.13 | 84.93 | 89.87 | 83.90 | 79.97 | 74.52 | 65.67 | 47.68 | 71.56 | |||||||||||||
1928 | 57.37 | a | 49.45 | 63.68 | 67.13 | 75.74 | 87.53 | 90.94 | 84.06 | 82.37 | 74.35 | 59.03 | 52.60 | u | 71.97 | a | ||||||||||
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.68 | l | ----- | z |
1930 | 47.74 | 62.39 | 58.10 | 76.93 | a | 78.94 | 90.30 | 89.39 | 90.00 | 83.00 | 68.16 | 56.33 | 50.26 | 70.96 | ||||||||||||
1931 | 51.74 | 53.14 | 57.87 | 66.03 | 76.19 | 88.63 | 90.71 | 85.58 | 85.23 | 73.32 | 56.60 | 48.68 | 69.48 | |||||||||||||
1932 | 44.29 | 58.24 | 56.97 | 71.37 | 76.74 | 86.60 | 90.10 | 87.97 | 79.63 | 69.11 | d | 63.15 | d | 43.81 | d | 69.00 | ||||||||||
1933 | 50.04 | e | 51.21 | d | 66.63 | d | 69.40 | e | 77.70 | d | 87.19 | d | 92.48 | d | 86.89 | d | 85.80 | e | 76.15 | e | 67.81 | d | 60.52 | d | 72.65 | |
1934 | 53.10 | 59.50 | 67.23 | 73.43 | 85.74 | 95.43 | 98.68 | 94.84 | 85.83 | 81.19 | 62.23 | 55.00 | 76.02 | |||||||||||||
1935 | 60.52 | 56.96 | a | 64.54 | g | 68.72 | a | 70.77 | a | 89.55 | a | 92.13 | 88.55 | 79.80 | e | 72.11 | d | 59.96 | d | 49.54 | e | 71.69 | a | |||
1936 | 47.22 | d | 55.88 | d | 66.19 | e | 73.69 | d | 79.54 | e | 91.00 | d | 91.89 | c | 93.12 | e | 78.61 | b | 63.36 | c | 52.31 | n | 50.70 | d | 71.93 | a |
1937 | 38.62 | e | 43.77 | f | 53.44 | d | 71.26 | c | 76.00 | a | 82.48 | a | 88.79 | b | 89.55 | b | 77.08 | d | 75.81 | e | ----- | z | ----- | z | 72.56 | c |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | 83.82 | n | 88.46 | d | 88.69 | e | 92.15 | d | 81.31 | d | 75.81 | e | 62.26 | g | 55.56 | d | 80.33 | f |
1939 | 51.04 | e | 45.54 | d | 64.54 | g | 71.20 | e | 78.00 | d | 85.72 | e | 87.25 | g | 85.41 | d | 82.31 | d | 70.44 | m | 59.85 | q | 53.35 | e | 69.07 | d |
1940 | 48.09 | i | 49.36 | g | 59.92 | g | 68.73 | d | 81.12 | e | 88.76 | e | 92.93 | d | 87.89 | d | 86.90 | i | 78.04 | d | 53.88 | d | 55.79 | g | 78.76 | e |
1941 | 49.27 | e | 56.52 | e | 54.27 | e | 65.85 | d | 75.58 | e | 83.43 | g | 88.87 | a | 86.03 | a | 77.83 | 65.17 | a | ----- | z | 56.35 | 67.57 | b | ||
1942 | 57.10 | 51.29 | 61.87 | 68.73 | 79.16 | 88.43 | 92.59 | b | 87.55 | 81.53 | 71.13 | 66.23 | 56.71 | 71.86 | ||||||||||||
1943 | 54.65 | 62.68 | 65.29 | 78.00 | a | 81.55 | 89.60 | 90.16 | 94.52 | 83.93 | 73.77 | 61.83 | 49.13 | 73.76 | ||||||||||||
1944 | 47.39 | 54.59 | 62.94 | 69.59 | a | 79.58 | 89.17 | 91.42 | 91.68 | 83.97 | 74.68 | 58.70 | 49.39 | 71.09 | ||||||||||||
1945 | 51.13 | 60.43 | 67.28 | b | 71.97 | a | 84.19 | 91.04 | b | 92.50 | a | 89.41 | b | 84.79 | a | 73.77 | a | 64.03 | 52.35 | 73.57 | ||||||
1946 | 49.00 | 58.56 | a | 64.68 | 78.40 | 80.00 | 93.40 | 91.58 | 87.94 | 84.50 | b | 73.00 | 56.00 | 57.97 | b | 72.92 | ||||||||||
1947 | 47.78 | d | 57.15 | a | 62.27 | e | 70.67 | i | 81.46 | c | 91.14 | a | 94.29 | 89.48 | 88.13 | 76.42 | 56.07 | 51.10 | 72.30 | a | ||||||
1948 | 47.68 | 51.52 | 54.90 | 78.17 | 80.84 | 88.63 | 92.29 | 91.37 | a | 86.17 | 73.03 | 59.71 | b | 56.14 | c | 71.70 | ||||||||||
1949 | 40.48 | f | 50.00 | d | 64.43 | a | 68.52 | a | 79.80 | a | 87.17 | a | 90.71 | c | 89.90 | a | 82.93 | b | 72.66 | b | 71.31 | d | 53.81 | e | 73.75 | a |
1950 | 56.90 | b | 62.86 | g | 66.21 | c | 73.59 | c | 81.21 | c | 89.04 | c | 87.96 | e | 88.50 | a | 80.93 | c | 81.88 | g | 69.76 | a | 62.26 | d | 75.64 | b |
1951 | 52.50 | e | 57.71 | d | 62.94 | 72.33 | f | 81.86 | b | 89.63 | 94.80 | a | 90.71 | c | 86.14 | a | 75.10 | 60.54 | d | 54.63 | a | 73.32 | a | |||
1952 | 56.69 | b | 55.81 | c | 58.33 | a | 70.36 | b | 82.76 | b | 93.81 | d | 89.84 | 91.45 | 83.46 | f | 78.93 | c | 59.76 | i | 49.86 | b | 72.78 | b | ||
1953 | 61.18 | c | ----- | z | ----- | z | 73.23 | q | 75.81 | 93.90 | 92.94 | 89.32 | 87.30 | 74.84 | 65.03 | 50.32 | 76.74 | c | ||||||||
1954 | 54.29 | 65.00 | 60.42 | 78.23 | 79.20 | a | 91.40 | ----- | z | 90.12 | w | 88.47 | 75.23 | ----- | z | 55.61 | 71.98 | c | ||||||||
1955 | 48.81 | 55.14 | 65.74 | 73.00 | 81.32 | 89.30 | 97.20 | u | 89.23 | 88.17 | a | 78.52 | 61.67 | f | 55.42 | g | 74.36 | c | ||||||||
1956 | 58.75 | g | ----- | z | ----- | z | ----- | z | 84.33 | j | 92.22 | l | 90.90 | 87.20 | a | 88.62 | f | 79.92 | e | ----- | z | ----- | z | 86.01 | i | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 50.29 | 55.08 | 60.48 | 69.88 | 77.97 | 87.87 | 90.14 | 88.08 | 81.88 | 72.16 | 60.65 | 50.88 | 70.12 | |||||||||||||
S.D. | 4.84 | 4.56 | 5.03 | 4.74 | 4.31 | 4.95 | 3.48 | 3.47 | 3.87 | 4.76 | 4.47 | 5.54 | 2.98 | |||||||||||||
SKEW | 0.26 | 0.07 | -0.16 | -0.00 | -0.41 | -1.52 | -0.50 | -0.39 | -0.43 | -0.44 | 0.40 | -0.15 | -0.37 | |||||||||||||
MAX | 61.18 | 65.00 | 68.42 | 78.40 | 85.74 | 95.43 | 98.68 | 94.84 | 88.47 | 81.19 | 71.31 | 62.26 | 76.02 | |||||||||||||
MIN | 38.62 | 45.54 | 49.48 | 58.97 | 68.45 | 70.73 | 79.71 | 79.84 | 71.50 | 61.71 | 53.17 | 38.10 | 63.96 | |||||||||||||
YRS | 39 | 38 | 38 | 38 | 43 | 44 | 43 | 44 | 43 | 43 | 35 | 39 | 24 |