YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | 51.57 | 52.80 | a | 63.60 | 69.84 | 83.30 | 86.47 | a | 81.52 | 74.67 | 66.81 | 58.63 | 36.65 | 65.99 | a | |||||||||
1910 | 48.74 | 47.57 | 65.10 | 66.07 | 72.74 | 83.07 | 87.35 | 82.63 | a | 80.10 | 68.10 | 59.43 | 49.52 | 67.53 | ||||||||||||
1911 | 52.17 | a | 44.57 | 57.97 | 65.55 | h | 73.06 | 82.80 | 79.26 | 84.10 | 81.40 | 63.16 | 52.50 | 37.06 | 64.37 | a | ||||||||||
1912 | 45.94 | 45.14 | 49.16 | 60.27 | 71.48 | 76.37 | 84.19 | 82.39 | 73.90 | 65.90 | 59.10 | 45.13 | 63.25 | |||||||||||||
1913 | 43.55 | 46.25 | 53.74 | 63.40 | 76.00 | 74.77 | 84.84 | 85.26 | 72.77 | 63.45 | 59.67 | 35.29 | 63.25 | |||||||||||||
1914 | 51.45 | 51.64 | 56.52 | 66.07 | 69.71 | 80.83 | 79.39 | 81.90 | 80.28 | a | 65.87 | 60.43 | 41.93 | a | 65.50 | |||||||||||
1915 | 45.35 | 50.14 | 48.39 | 64.24 | a | 68.03 | 80.73 | 81.94 | 79.32 | 76.43 | 69.71 | 60.50 | 51.86 | b | 64.72 | |||||||||||
1916 | 47.61 | 57.66 | 64.48 | 61.60 | ----- | z | ----- | z | 86.90 | 81.13 | 76.67 | 65.94 | 55.53 | 47.74 | 64.53 | b | ||||||||||
1917 | 46.52 | 51.21 | 56.97 | 65.38 | a | 66.30 | a | 83.97 | 89.16 | 86.30 | a | 76.90 | 70.77 | 61.60 | ----- | z | 68.64 | a | ||||||||
1918 | ----- | z | 56.46 | 59.90 | 62.03 | 74.48 | 84.73 | 84.71 | ----- | z | ----- | z | ----- | z | ----- | z | 42.61 | 66.42 | e | |||||||
1919 | 39.87 | 43.07 | ----- | z | 62.60 | 70.61 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.04 | h | ||||
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | 54.67 | a | 58.14 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.43 | c | 51.41 | i | |
1922 | 35.81 | 39.54 | ----- | z | 58.90 | 67.77 | a | 77.03 | 81.48 | 83.58 | 77.37 | 68.74 | d | 55.66 | a | 53.23 | 63.55 | a | ||||||||
1923 | 54.87 | 48.18 | 52.39 | 63.03 | 73.74 | 83.03 | 86.87 | 81.00 | 76.30 | 62.93 | a | 58.87 | 42.77 | 65.33 | ||||||||||||
1924 | 42.34 | b | 55.28 | 47.73 | a | 65.50 | 71.00 | 87.60 | 84.13 | a | 85.13 | 80.00 | c | 72.65 | 65.79 | a | 45.66 | b | 66.90 | |||||||
1925 | 46.10 | 57.82 | 63.83 | a | 71.29 | b | 74.86 | b | 85.59 | c | 87.30 | a | 80.23 | 76.48 | c | 67.19 | e | 57.50 | b | 45.15 | d | 67.78 | ||||
1926 | 41.87 | h | 58.68 | f | 57.12 | f | 62.79 | f | 71.54 | e | 81.52 | c | 84.31 | b | 86.59 | i | 83.80 | e | 77.79 | c | 62.42 | f | 52.95 | j | 79.79 | g |
1927 | 59.37 | a | 54.23 | o | 61.96 | f | 73.20 | e | 83.50 | c | 83.25 | b | 84.67 | d | 80.29 | c | 77.57 | g | 72.62 | g | 67.22 | l | 45.79 | g | 77.38 | f |
1928 | 52.84 | f | 48.88 | d | 56.12 | n | 70.67 | o | 71.29 | c | 82.35 | d | 88.21 | c | 81.77 | i | 80.67 | f | 72.70 | d | 53.29 | m | 43.11 | d | 67.76 | f |
1929 | 48.55 | k | 40.18 | f | 54.28 | f | 67.73 | o | 68.58 | g | 82.96 | e | 82.15 | e | 81.48 | f | 75.06 | l | 68.04 | d | 47.07 | o | 56.72 | b | 72.47 | h |
1930 | 42.12 | e | 57.29 | n | 57.41 | d | 72.47 | k | 71.23 | i | 83.86 | i | 86.36 | f | 84.10 | k | 81.33 | i | 67.17 | g | 52.16 | k | 44.72 | f | 49.76 | j |
1931 | 47.75 | o | 48.47 | k | 51.65 | h | 65.95 | j | 71.89 | l | 84.69 | n | 85.60 | k | 82.18 | n | 80.20 | j | 73.10 | k | 52.29 | m | 49.70 | k | ----- | z |
1932 | 43.60 | k | 53.43 | o | 55.24 | j | 70.12 | m | 71.64 | q | 78.87 | o | 87.19 | j | 84.35 | n | 75.83 | f | 69.77 | r | 64.57 | p | 44.35 | k | ----- | z |
1933 | 53.19 | o | 47.22 | e | 63.63 | l | 67.29 | p | 71.47 | l | 83.41 | m | 86.25 | w | 83.28 | m | 83.62 | n | 74.43 | j | 63.62 | n | 62.60 | k | 47.22 | k |
1934 | 45.33 | d | 56.42 | i | 60.25 | g | 70.00 | h | 79.79 | g | 86.61 | l | 89.71 | g | 88.89 | l | 76.95 | j | 75.82 | i | 55.00 | k | 39.33 | j | 45.33 | k |
1935 | 47.70 | k | 46.19 | l | 51.38 | j | 62.43 | g | 60.52 | d | 77.70 | j | 85.06 | o | 79.29 | g | ----- | z | ----- | z | 56.43 | g | 47.74 | l | 60.52 | k |
1936 | 44.28 | m | 46.72 | k | 59.30 | k | 64.25 | j | 68.45 | k | 82.87 | g | 83.25 | k | 84.67 | m | 74.29 | m | 70.17 | s | 52.60 | j | 46.77 | i | ----- | z |
1937 | 40.17 | h | 49.68 | i | 47.57 | j | 63.00 | k | 73.04 | g | ----- | z | 83.24 | f | 85.80 | p | 76.89 | l | 68.71 | n | 56.79 | p | 46.89 | l | ----- | z |
1938 | 51.12 | n | 42.44 | l | 53.73 | i | 62.35 | j | 68.89 | l | 74.20 | j | 77.72 | m | 85.80 | p | 70.85 | j | 63.62 | r | 53.56 | l | 45.67 | j | ----- | z |
1939 | 36.83 | m | 36.95 | i | 52.75 | k | 64.57 | i | 72.05 | j | 83.74 | c | 81.52 | h | 77.96 | e | 74.90 | j | 63.00 | q | 54.29 | m | 51.55 | i | 80.85 | j |
1940 | 36.46 | g | 43.62 | m | 54.35 | n | 64.10 | j | 72.28 | m | 83.12 | m | 86.00 | l | 74.60 | f | 77.95 | k | 68.78 | h | 49.14 | i | 38.76 | j | ----- | z |
1941 | 39.33 | m | 50.61 | j | 45.74 | h | 49.70 | j | 63.00 | c | 67.38 | i | 75.26 | h | 80.52 | h | 73.10 | i | 63.35 | k | ----- | z | ----- | z | 63.00 | k |
1942 | ----- | z | 44.29 | k | ----- | z | ----- | z | 66.25 | o | 77.93 | p | ----- | z | ----- | z | ----- | z | ----- | z | 59.75 | n | 52.18 | n | ----- | z |
1943 | ----- | z | 54.48 | g | 55.64 | i | 66.32 | k | 66.18 | t | 80.60 | j | 83.07 | c | 84.00 | b | 75.44 | n | 63.22 | v | 54.36 | p | ----- | z | 83.54 | j |
1944 | 32.15 | d | 40.69 | p | 53.20 | a | 59.42 | f | 67.45 | i | 77.21 | k | 82.84 | 82.38 | e | 75.48 | c | 64.39 | 49.24 | a | 43.35 | 60.38 | d | |||
1945 | 43.67 | a | 48.78 | s | 51.22 | m | 56.97 | 67.27 | t | 73.37 | 78.39 | 78.17 | a | 75.83 | 67.74 | 58.83 | 42.67 | a | 63.96 | c | ||||||
1946 | 43.13 | 41.29 | 47.17 | b | 65.07 | 63.39 | 80.20 | 82.38 | b | 74.82 | c | 74.00 | c | 65.43 | a | 49.33 | c | 47.22 | d | 61.12 | ||||||
1947 | 43.44 | d | ----- | z | 52.05 | j | ----- | z | 65.78 | h | 76.20 | e | 80.15 | d | 78.00 | x | ----- | z | ----- | z | 43.20 | j | 38.65 | n | 66.60 | i |
1948 | 40.23 | a | 36.85 | b | 45.08 | g | 64.43 | 65.35 | 73.48 | a | 84.29 | c | 80.58 | g | ----- | z | ----- | z | ----- | z | ----- | z | 60.77 | f | ||
1949 | 34.67 | a | 45.43 | ----- | z | ----- | z | 66.48 | ----- | z | 78.00 | 80.07 | a | 70.25 | b | 67.29 | ----- | z | 46.42 | 61.08 | d | |||||
1950 | 48.68 | 51.00 | 53.06 | 62.89 | b | 68.32 | 76.40 | 71.65 | 73.19 | 70.83 | 72.26 | 60.73 | 52.87 | 63.49 | ||||||||||||
1951 | 41.19 | 51.93 | a | 51.32 | 56.17 | 65.45 | b | ----- | z | 85.58 | 78.00 | 79.60 | ----- | z | 46.00 | 38.57 | c | 59.38 | b | |||||||
1952 | 48.52 | 45.78 | b | 46.45 | 64.18 | s | 74.19 | 89.50 | 86.29 | 84.68 | 77.30 | 72.87 | a | 52.00 | 46.45 | 65.82 | a | |||||||||
1953 | 58.65 | 49.61 | 62.33 | a | 66.10 | 72.29 | 90.88 | e | 88.48 | 85.10 | 82.33 | 70.58 | 58.72 | a | 45.48 | 69.21 | ||||||||||
1954 | 53.77 | ----- | z | ----- | z | 71.55 | a | 72.55 | 87.90 | 89.10 | 85.93 | a | 83.47 | 70.39 | 62.40 | 51.35 | 72.84 | b | ||||||||
1955 | 44.90 | 46.14 | 60.32 | 64.07 | 70.81 | 79.97 | 82.97 | a | 81.45 | 80.23 | 73.13 | 60.40 | 54.23 | 66.55 | ||||||||||||
1956 | 53.58 | 47.90 | 60.20 | a | 66.97 | 80.03 | a | 89.03 | 86.59 | d | 85.32 | 86.37 | k | 72.23 | e | 56.03 | 53.06 | 68.27 | a | |||||||
1957 | 51.81 | 60.75 | 54.94 | 60.53 | 68.29 | 82.43 | 87.94 | 83.45 | 78.27 | 65.23 | 44.87 | 54.74 | 66.10 | |||||||||||||
1958 | 47.32 | 53.04 | 47.81 | 57.60 | 73.55 | 84.33 | 86.74 | 83.24 | j | 77.67 | f | 69.19 | 59.53 | 59.45 | 63.86 | b | ||||||||||
1959 | 44.10 | a | 48.79 | 58.61 | 66.86 | a | 73.16 | 81.13 | 84.19 | 82.58 | 79.50 | 68.29 | 61.28 | a | 51.26 | 66.65 | ||||||||||
1960 | 43.16 | 44.64 | a | 59.97 | b | 70.43 | 75.87 | 83.17 | 82.13 | 87.23 | 80.86 | b | 68.23 | 63.10 | ----- | z | 68.98 | a | ||||||||
1961 | 43.31 | e | 50.46 | 58.77 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.85 | i | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.23 | 49.19 | 55.58 | 64.17 | 70.89 | 82.05 | 84.00 | 81.97 | 77.59 | 68.57 | 57.32 | 46.77 | 65.53 | |||||||||||||
S.D. | 6.25 | 5.54 | 5.61 | 4.25 | 4.77 | 4.49 | 3.69 | 3.32 | 3.54 | 3.49 | 5.20 | 6.17 | 2.18 | |||||||||||||
SKEW | 0.06 | 0.06 | -0.05 | 0.17 | 0.18 | -0.17 | -1.10 | -0.76 | -0.21 | 0.45 | -0.96 | 0.07 | -0.34 | |||||||||||||
MAX | 59.37 | 60.75 | 65.10 | 73.20 | 83.50 | 90.88 | 89.16 | 87.23 | 83.80 | 77.79 | 65.79 | 59.45 | 69.21 | |||||||||||||
MIN | 32.15 | 36.85 | 46.45 | 56.17 | 60.52 | 73.37 | 71.65 | 73.19 | 70.25 | 62.93 | 44.87 | 35.29 | 61.12 | |||||||||||||
YRS | 35 | 32 | 27 | 28 | 33 | 32 | 36 | 30 | 27 | 30 | 27 | 30 | 14 |