YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 85.27 | 89.68 | 84.77 | 82.83 | 74.83 | m | 56.20 | j | 50.35 | 78.58 | g | |||||
1909 | ----- | z | 49.42 | b | 54.94 | 67.93 | 73.48 | 87.77 | 88.94 | 82.90 | 76.87 | 72.68 | 60.03 | 37.65 | 68.42 | a | ||||||||||
1910 | 43.71 | 49.37 | a | 64.97 | 66.50 | 77.26 | 85.47 | 87.48 | 85.26 | 82.70 | 70.94 | 58.80 | 53.10 | 68.80 | ||||||||||||
1911 | 48.13 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.69 | o | 51.50 | 36.68 | 45.44 | i | |||
1912 | 43.97 | 51.62 | 46.32 | 49.35 | g | 71.55 | 82.27 | 82.30 | a | 76.16 | 72.07 | 61.13 | 47.04 | b | 32.26 | d | 60.61 | a | ||||||||
1913 | 29.48 | h | 44.82 | 47.35 | 57.10 | a | 77.68 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.74 | h | |||
1914 | ----- | z | ----- | z | ----- | z | 60.34 | a | 72.94 | 81.90 | 80.16 | 83.55 | 78.53 | 65.13 | a | 60.30 | 40.52 | 69.26 | c | |||||||
1915 | 39.32 | 44.07 | 51.68 | 62.33 | 67.94 | 79.47 | 82.29 | 83.65 | 75.77 | 71.10 | 55.57 | 45.27 | a | 63.20 | ||||||||||||
1916 | 41.97 | a | 51.62 | 60.10 | 64.93 | 72.42 | 84.20 | 84.00 | 81.39 | 77.63 | 65.16 | 54.63 | 44.32 | 65.20 | ||||||||||||
1917 | 54.20 | a | 50.71 | 58.93 | a | 65.96 | b | 71.61 | 86.50 | 88.87 | 87.00 | 81.87 | 73.68 | 62.03 | 55.74 | 69.76 | ||||||||||
1918 | 40.57 | a | 48.07 | 56.94 | 63.07 | 71.58 | 88.29 | b | 85.47 | a | 83.07 | a | 81.26 | c | 68.72 | b | 50.47 | 38.40 | a | 64.66 | ||||||
1919 | 39.68 | 40.71 | 52.97 | 66.29 | b | 75.47 | a | 89.57 | 88.27 | a | 88.20 | a | 78.72 | a | 63.93 | a | 56.70 | c | 50.42 | 65.91 | ||||||
1920 | 48.35 | 51.43 | h | 54.32 | 59.38 | a | 74.45 | b | 82.33 | u | ----- | z | 84.32 | 79.37 | 65.26 | 56.40 | 45.30 | d | 63.02 | c | ||||||
1921 | 49.23 | 52.25 | 60.71 | 62.87 | 73.32 | 83.63 | 83.94 | 81.71 | 81.60 | 73.10 | 61.97 | 51.19 | 67.96 | |||||||||||||
1922 | 43.31 | b | 48.18 | 54.45 | 59.93 | 74.10 | 87.97 | 88.10 | 84.65 | 80.33 | 64.50 | c | 49.00 | 47.48 | 65.17 | |||||||||||
1923 | 49.87 | 47.68 | 50.10 | 61.77 | 74.58 | 83.83 | 87.35 | 80.00 | 80.33 | 63.81 | 54.08 | f | 42.65 | 65.63 | a | |||||||||||
1924 | 44.35 | 53.03 | 48.90 | 61.23 | 74.97 | 87.73 | 86.06 | 87.61 | 81.37 | 70.54 | g | 60.77 | 40.39 | 66.04 | a | |||||||||||
1925 | 40.26 | 52.68 | 60.13 | 68.47 | 77.55 | 80.53 | 86.74 | 81.26 | 76.40 | 66.42 | 52.07 | 45.94 | 65.70 | |||||||||||||
1926 | 41.03 | 52.36 | 54.10 | 60.27 | 70.35 | 84.80 | 84.35 | 87.58 | 80.14 | a | 72.50 | a | 58.70 | 42.16 | 65.70 | |||||||||||
1927 | 49.65 | 50.68 | 54.16 | 64.50 | 74.94 | 81.72 | a | 88.03 | 83.65 | 75.52 | a | 69.81 | 60.23 | 41.97 | 66.24 | |||||||||||
1928 | 50.77 | a | 47.21 | 59.13 | 63.20 | 73.55 | 83.93 | 88.90 | 85.06 | 77.96 | d | 70.57 | a | 53.83 | 46.16 | 66.69 | ||||||||||
1929 | 44.87 | 42.39 | 54.03 | 62.24 | a | 73.39 | 86.30 | 84.81 | 81.74 | 78.30 | 68.42 | 54.20 | 54.52 | 65.43 | ||||||||||||
1930 | 40.65 | 53.93 | 54.39 | 69.67 | 69.68 | 87.63 | 85.65 | 86.10 | 80.13 | 71.13 | 52.23 | 44.68 | 66.32 | |||||||||||||
1931 | 44.13 | 48.14 | 57.43 | a | 65.62 | a | 74.61 | 85.17 | 90.79 | b | 87.96 | d | 80.13 | 71.16 | 58.95 | j | 37.35 | 67.50 | a | |||||||
1932 | 36.71 | 49.45 | 54.74 | 67.27 | 73.37 | a | 83.50 | 86.32 | 85.26 | 80.23 | 68.97 | 62.73 | 39.90 | 65.70 | ||||||||||||
1933 | 37.77 | 42.50 | 59.45 | 61.55 | a | 70.42 | 85.63 | 87.65 | 81.03 | 77.40 | 63.23 | 51.76 | a | 45.03 | 63.62 | |||||||||||
1934 | 43.42 | 50.25 | 59.19 | 65.07 | 75.97 | 80.17 | 83.84 | 79.26 | 73.60 | 72.81 | 55.50 | 49.73 | a | 65.73 | ||||||||||||
1935 | 46.32 | 48.82 | 54.10 | 63.63 | 65.77 | 84.67 | 87.45 | 84.00 | 78.27 | 69.58 | 55.77 | 47.00 | 65.45 | |||||||||||||
1936 | 44.04 | d | 46.24 | 57.13 | 67.13 | 77.03 | 86.60 | 86.89 | c | 84.45 | 73.48 | e | 66.71 | 56.77 | 48.21 | g | 67.86 | a | ||||||||
1937 | 33.71 | 43.96 | a | 52.77 | 65.23 | 75.84 | 82.07 | 86.16 | 87.13 | h | 81.83 | 71.47 | a | 60.48 | c | 49.35 | 63.90 | a | ||||||||
1938 | 48.65 | 48.57 | 54.58 | 66.50 | 71.17 | h | 84.00 | 87.82 | c | 86.13 | h | 78.57 | 70.61 | 54.15 | d | 50.96 | f | 65.94 | c | |||||||
1939 | 42.39 | 38.36 | 60.20 | f | 67.27 | 76.29 | 85.37 | 88.72 | b | 87.64 | c | 79.14 | b | 65.94 | 56.23 | 49.04 | g | 68.73 | b | |||||||
1940 | 41.43 | a | 45.54 | a | 57.97 | a | 63.33 | 75.71 | 83.77 | 86.39 | 80.03 | 72.33 | 64.33 | a | 46.96 | c | 43.87 | 63.47 | ||||||||
1941 | 39.48 | b | 46.71 | 51.23 | a | 53.47 | 68.26 | 74.83 | 80.03 | 78.59 | d | 73.13 | 58.53 | a | 49.04 | d | 39.97 | a | 59.44 | |||||||
1942 | 38.42 | 42.75 | 51.03 | 63.73 | 71.74 | 83.87 | 86.71 | 79.26 | 79.22 | c | 64.27 | a | 55.21 | f | 50.23 | 64.66 | a | |||||||||
1943 | 46.64 | f | 55.86 | 56.94 | 70.59 | c | 76.10 | a | 83.17 | 87.58 | g | 85.40 | a | 82.16 | e | 68.77 | i | 59.15 | c | 47.96 | e | 68.59 | c | |||
1944 | 45.48 | 49.55 | 54.26 | 61.50 | 72.94 | 83.87 | 86.10 | 87.32 | 79.80 | 70.35 | 53.33 | 47.26 | 65.98 | |||||||||||||
1945 | 45.77 | a | 51.54 | 52.26 | 64.97 | 75.77 | 83.03 | 88.77 | 87.13 | 82.27 | 70.32 | 57.73 | 43.35 | 66.91 | ||||||||||||
1946 | 41.10 | 51.19 | a | 58.55 | 71.97 | 73.84 | 88.27 | 88.93 | d | ----- | z | 78.63 | 67.33 | p | 51.00 | q | 54.73 | e | 67.47 | c | ||||||
1947 | 43.23 | 54.96 | 58.68 | 65.73 | 77.06 | 82.90 | 90.03 | ----- | z | 82.47 | 71.19 | 52.53 | m | ----- | z | 69.58 | c | |||||||||
1948 | 49.00 | b | 48.88 | m | 47.87 | 68.37 | 76.53 | a | 84.37 | 89.42 | 88.09 | h | 82.54 | d | 68.23 | 52.65 | d | 51.23 | r | 68.78 | c | |||||
1949 | 37.00 | 44.61 | 56.03 | 65.87 | 74.41 | b | 83.07 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 60.17 | f | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.57 | 48.37 | 55.07 | 64.28 | 73.70 | 84.28 | 86.58 | 83.73 | 78.84 | 68.16 | 55.55 | 45.22 | 65.59 | |||||||||||||
S.D. | 4.53 | 4.09 | 4.08 | 3.68 | 2.80 | 2.82 | 2.60 | 3.09 | 3.01 | 3.76 | 4.35 | 5.59 | 2.08 | |||||||||||||
SKEW | 0.16 | -0.42 | -0.10 | -0.47 | -0.84 | -0.77 | -0.83 | -0.45 | -0.73 | -0.56 | -0.22 | -0.09 | -0.77 | |||||||||||||
MAX | 54.20 | 55.86 | 64.97 | 71.97 | 77.68 | 89.57 | 90.79 | 88.20 | 82.83 | 73.68 | 62.73 | 55.74 | 69.76 | |||||||||||||
MIN | 33.71 | 38.36 | 46.32 | 53.47 | 65.77 | 74.83 | 80.03 | 76.16 | 72.07 | 58.53 | 46.96 | 32.26 | 59.44 | |||||||||||||
YRS | 37 | 37 | 38 | 39 | 39 | 39 | 37 | 34 | 39 | 35 | 34 | 35 | 22 |