YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.29 | p | 54.53 | p | ----- | z |
1908 | ----- | z | 50.53 | j | 62.07 | c | 65.52 | c | 70.10 | b | 82.57 | 81.81 | 80.83 | a | 79.14 | a | 63.21 | b | 54.31 | d | 48.36 | f | 71.06 | c | ||
1909 | 55.83 | g | 50.96 | d | 53.24 | b | 62.27 | 68.84 | 82.00 | 85.24 | b | 81.93 | c | 76.89 | b | 69.47 | n | 63.17 | f | 35.89 | c | 66.36 | c | |||
1910 | 48.58 | 49.08 | c | 65.57 | a | 65.71 | b | 72.63 | a | 83.93 | 88.55 | 83.20 | a | 81.93 | 69.48 | 60.83 | 50.84 | 68.36 | ||||||||
1911 | 53.55 | 45.42 | b | 58.73 | a | 65.79 | b | 74.77 | a | 83.33 | 80.20 | a | 83.68 | 80.43 | 63.67 | a | 53.17 | a | 37.94 | 65.06 | ||||||
1912 | 46.35 | 45.54 | a | 49.90 | 59.90 | 70.81 | 75.57 | 84.39 | 82.94 | 75.28 | a | 67.39 | 59.80 | 44.13 | 63.50 | |||||||||||
1913 | 44.87 | 46.29 | 53.81 | 65.33 | 77.23 | a | 76.20 | 85.23 | 84.71 | 72.27 | 62.94 | 59.33 | 37.39 | 63.80 | ||||||||||||
1914 | 51.42 | 51.93 | 57.13 | 63.34 | a | 70.74 | 82.17 | 79.06 | 82.19 | 81.33 | 65.06 | 61.90 | 42.70 | a | 65.75 | |||||||||||
1915 | 44.06 | 50.61 | 49.45 | 62.80 | ----- | z | 82.00 | q | 83.38 | g | 79.84 | ----- | z | ----- | z | ----- | z | 51.48 | 56.37 | f | ||||||
1916 | 47.50 | a | 57.48 | 64.81 | 62.43 | 75.67 | a | 83.63 | 85.45 | 80.74 | 78.46 | b | 67.71 | 56.63 | 46.06 | 67.22 | ||||||||||
1917 | 49.22 | d | 49.71 | 54.10 | 63.93 | b | 63.39 | 81.55 | a | 86.61 | 84.04 | d | 80.23 | 72.83 | h | 63.48 | i | 57.41 | b | 67.02 | b | |||||
1918 | 40.00 | a | 53.67 | a | 54.33 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 74.07 | 68.23 | a | 51.83 | a | 47.39 | c | 55.86 | f | |
1919 | 38.90 | 44.78 | a | 50.76 | b | 62.79 | a | 70.19 | 76.83 | 82.93 | a | 84.61 | 78.45 | a | 66.13 | a | 54.07 | 55.10 | 63.80 | |||||||
1920 | 56.00 | b | 53.45 | 58.32 | 60.90 | a | 72.81 | ----- | z | ----- | z | 79.70 | d | 77.07 | 68.06 | 54.52 | a | 50.06 | 63.09 | b | ||||||
1921 | 51.40 | a | 52.59 | a | 60.28 | b | 63.07 | a | 72.29 | c | 77.29 | b | 80.63 | a | 82.07 | b | ----- | z | 71.47 | a | 64.61 | b | 57.97 | a | 66.70 | a |
1922 | 46.97 | 53.29 | 56.96 | d | 64.55 | a | 71.54 | c | 83.63 | 87.50 | a | 88.35 | e | 80.85 | c | 73.14 | c | 59.69 | d | 54.58 | e | 68.42 | ||||
1923 | 54.52 | 48.38 | b | 54.31 | b | 64.45 | a | 74.59 | b | 83.48 | c | 85.29 | c | 79.50 | e | 75.83 | a | 60.77 | a | 55.81 | c | 41.00 | 64.83 | |||
1924 | 42.38 | e | 52.89 | a | 44.70 | a | 63.32 | b | 70.43 | c | 85.63 | 83.26 | 83.62 | b | 78.40 | 69.73 | a | 61.93 | a | 42.93 | a | 64.94 | ||||
1925 | 42.10 | a | 59.50 | n | 63.72 | b | 70.20 | 76.87 | 85.00 | a | 86.00 | a | 81.68 | 77.07 | 66.93 | b | 56.71 | b | 47.65 | 68.54 | a | |||||
1926 | 44.81 | 57.75 | 53.32 | 63.07 | 69.81 | 82.97 | a | 83.58 | 86.06 | 80.46 | f | 74.19 | 63.80 | 50.26 | 66.33 | a | ||||||||||
1927 | 55.45 | 54.00 | 59.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.28 | i | |||
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 84.87 | p | 82.10 | 80.90 | 70.50 | a | 51.87 | 44.87 | a | 66.05 | g | |||
1929 | 47.97 | 45.14 | 55.74 | 67.33 | 72.03 | 82.50 | 83.77 | 83.19 | 78.13 | 68.77 | 48.40 | 56.19 | 65.77 | |||||||||||||
1930 | ----- | z | 60.46 | b | 56.94 | 73.20 | 71.20 | a | 84.37 | 82.06 | 81.94 | 78.20 | 65.29 | 53.10 | 45.06 | 68.35 | a | |||||||||
1931 | 50.19 | 49.29 | 51.48 | 63.23 | 69.06 | 82.10 | 83.45 | 80.68 | 78.53 | 69.19 | 53.93 | 50.10 | 65.10 | |||||||||||||
1932 | 42.53 | a | 56.41 | 53.81 | 66.53 | 72.32 | 78.97 | 86.81 | 85.19 | 77.63 | 68.48 | 61.90 | 43.40 | a | 66.17 | |||||||||||
1933 | 50.13 | 48.00 | 60.87 | 62.83 | a | 73.48 | 84.77 | 87.71 | 82.94 | 83.40 | 73.35 | 61.13 | 58.84 | 68.95 | ||||||||||||
1934 | 50.94 | 54.21 | 64.50 | a | 69.70 | 80.55 | 87.07 | 90.74 | 87.32 | 79.70 | 76.23 | a | 56.30 | 50.26 | 70.63 | |||||||||||
1935 | 54.87 | 53.93 | 62.58 | 65.87 | 66.42 | 82.57 | 87.26 | 83.19 | 77.67 | 70.13 | 59.57 | 49.71 | 67.81 | |||||||||||||
1936 | 49.16 | 52.86 | a | 62.97 | 70.10 | a | 77.13 | 85.80 | 88.74 | 87.19 | 76.87 | 68.58 | 60.33 | 53.40 | a | 69.43 | ||||||||||
1937 | 43.19 | 56.83 | e | 54.65 | 63.65 | j | 75.39 | 81.67 | 86.94 | 88.65 | 81.60 | 72.19 | 62.13 | g | 53.30 | a | 69.44 | b | ||||||||
1938 | 50.77 | 52.25 | 60.55 | 69.90 | 73.42 | 80.37 | 84.74 | 87.16 | 77.20 | 70.65 | 55.41 | a | 52.97 | b | 67.95 | |||||||||||
1939 | 44.45 | 40.63 | a | 61.52 | 67.24 | a | 77.55 | 86.37 | 88.32 | 85.84 | 81.60 | 70.48 | 59.67 | 55.81 | 68.29 | |||||||||||
1940 | 41.65 | 49.14 | a | 59.23 | ----- | z | 75.26 | 84.07 | 89.29 | 84.65 | 79.83 | ----- | z | 49.62 | q | 42.23 | 67.26 | c | ||||||||
1941 | 43.65 | 53.14 | 53.42 | 60.43 | 72.26 | 77.52 | a | 82.84 | 81.97 | 77.00 | 65.58 | 61.33 | 52.35 | 65.12 | ||||||||||||
1942 | 50.16 | 46.68 | 56.06 | 62.93 | 73.32 | 81.87 | 86.70 | a | 82.06 | 76.17 | 63.68 | 63.13 | 54.90 | 66.47 | ||||||||||||
1943 | 51.42 | 57.57 | 59.97 | 70.37 | 73.32 | 83.93 | 88.03 | 87.13 | 79.27 | 70.55 | 58.37 | 41.00 | 68.41 | |||||||||||||
1944 | 41.35 | 47.03 | 56.58 | 56.72 | a | 71.27 | a | 82.63 | 86.68 | 86.94 | 81.47 | 71.61 | 55.63 | 50.58 | 65.71 | |||||||||||
1945 | 48.00 | a | 55.64 | 61.59 | n | 63.41 | a | 77.77 | 82.53 | 87.74 | 86.52 | 81.96 | b | 73.48 | ----- | z | 49.17 | a | 70.62 | b | ||||||
1946 | 50.06 | 56.21 | 60.00 | 73.97 | 71.71 | 88.93 | 88.52 | 84.35 | 81.03 | 69.19 | 52.70 | 56.45 | 69.43 | |||||||||||||
1947 | 48.68 | 50.82 | 56.48 | 63.60 | ----- | z | 81.60 | 89.15 | r | 84.68 | 84.40 | 74.39 | 51.10 | 42.97 | 63.87 | b | ||||||||||
1948 | 39.68 | 41.62 | 45.55 | 71.33 | 73.61 | 80.63 | 86.53 | a | 87.97 | 84.77 | 73.58 | 56.40 | 53.94 | 66.30 | ||||||||||||
1949 | 39.77 | 51.14 | 59.94 | 64.80 | 73.64 | c | 79.67 | 85.81 | 84.65 | 81.03 | 71.06 | 69.17 | 49.68 | 67.53 | ||||||||||||
1950 | 54.26 | 58.46 | 60.74 | 71.27 | 75.94 | 83.97 | 83.77 | 84.19 | 76.87 | 81.74 | 63.00 | 56.52 | 70.89 | |||||||||||||
1951 | 46.27 | a | 56.89 | 55.52 | 64.67 | 73.68 | 82.17 | 90.35 | 87.58 | 84.13 | 72.74 | 53.20 | 47.97 | 67.93 | ||||||||||||
1952 | 53.57 | a | 52.86 | 54.40 | a | 65.03 | a | 73.90 | 86.03 | 86.52 | 86.32 | 80.10 | 78.23 | a | 50.23 | 48.55 | 67.98 | |||||||||
1953 | 57.65 | 52.43 | 63.03 | 66.83 | 71.97 | 87.80 | 87.71 | 83.74 | 82.50 | 69.97 | 58.77 | 47.55 | b | 69.16 | ||||||||||||
1954 | 54.10 | 62.96 | 56.67 | a | 74.00 | 73.90 | 87.73 | 89.74 | 84.93 | a | 83.67 | 71.07 | a | 62.41 | a | 51.55 | 71.06 | |||||||||
1955 | 46.42 | 48.26 | a | 61.93 | b | 66.27 | 70.55 | 79.93 | 83.81 | 82.13 | 80.43 | 74.23 | a | 59.57 | 55.65 | 67.43 | ||||||||||
1956 | 53.84 | 46.62 | 62.35 | 67.33 | 81.52 | 89.87 | 87.48 | 85.39 | 86.53 | 74.32 | 55.43 | 53.26 | 70.33 | |||||||||||||
1957 | 49.16 | 60.93 | 56.90 | a | 62.03 | 68.03 | 82.63 | 85.19 | 81.68 | 77.67 | 64.87 | 46.17 | a | 54.45 | 65.81 | |||||||||||
1958 | 49.58 | 57.04 | a | 47.71 | 60.10 | a | 72.90 | 80.90 | 85.42 | 86.32 | 78.23 | 70.53 | a | 61.30 | 57.25 | c | 67.27 | |||||||||
1959 | 48.58 | 52.33 | a | 59.90 | 64.65 | j | 75.12 | g | 84.27 | 86.81 | 84.65 | 81.07 | 67.90 | a | 58.17 | ----- | z | 69.30 | c | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 48.13 | 51.95 | 57.19 | 65.44 | 72.95 | 82.79 | 85.77 | 84.06 | 79.53 | 69.80 | 57.48 | 49.61 | 67.22 | |||||||||||||
S.D. | 4.87 | 4.93 | 4.95 | 3.87 | 3.38 | 3.16 | 2.66 | 2.41 | 2.90 | 4.15 | 4.70 | 5.84 | 2.07 | |||||||||||||
SKEW | -0.12 | -0.09 | -0.53 | 0.46 | 0.02 | -0.18 | -0.44 | 0.04 | 0.07 | 0.26 | -0.11 | -0.50 | 0.06 | |||||||||||||
MAX | 57.65 | 62.96 | 65.57 | 74.00 | 81.52 | 89.87 | 90.74 | 88.65 | 86.53 | 81.74 | 69.17 | 58.84 | 71.06 | |||||||||||||
MIN | 38.90 | 40.63 | 44.70 | 56.72 | 63.39 | 75.57 | 79.06 | 79.50 | 72.27 | 60.77 | 46.17 | 35.89 | 63.50 | |||||||||||||
YRS | 48 | 49 | 49 | 46 | 46 | 47 | 46 | 50 | 48 | 47 | 45 | 49 | 35 |