YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1905 | 36.58 | 44.14 | 45.39 | 45.87 | 46.55 | 56.27 | 64.87 | 72.19 | 64.88 | f | 46.77 | 42.80 | 32.00 | 48.49 | a | |||||||||||
1906 | 30.13 | 40.64 | 41.90 | 46.47 | 49.61 | 56.63 | 72.10 | 69.90 | 58.87 | 48.06 | 38.23 | 38.58 | 49.26 | |||||||||||||
1907 | 37.42 | 40.57 | 40.71 | 46.07 | 50.35 | 56.33 | 71.32 | 72.39 | 62.63 | 54.13 | 42.53 | 31.06 | 50.46 | |||||||||||||
1908 | 34.06 | 39.62 | 43.50 | a | 49.47 | 50.81 | 57.60 | 74.13 | 74.29 | 64.13 | 44.58 | 42.33 | 38.06 | 51.05 | ||||||||||||
1909 | 38.10 | 37.46 | 41.45 | 48.80 | 53.19 | 61.97 | 72.84 | 75.35 | 65.03 | 48.81 | 38.40 | 34.71 | 51.34 | |||||||||||||
1910 | 35.81 | 35.64 | 47.35 | 51.53 | 57.97 | 63.33 | 72.52 | 74.97 | a | 66.07 | 52.13 | 43.63 | 36.16 | 53.09 | ||||||||||||
1911 | 40.23 | 37.64 | 45.16 | 47.27 | 49.97 | 61.67 | 72.00 | 70.77 | 67.77 | 51.94 | 38.83 | 27.81 | 50.92 | |||||||||||||
1912 | 31.77 | 33.93 | 44.16 | 46.70 | 54.52 | 66.67 | 70.65 | 70.97 | 58.90 | 51.48 | 39.00 | 32.52 | 50.11 | |||||||||||||
1913 | 29.58 | 39.00 | 39.17 | a | 49.00 | 52.87 | 61.70 | 71.52 | 72.13 | a | 63.93 | 48.68 | 47.63 | 36.81 | 51.00 | |||||||||||
1914 | 38.26 | 37.89 | 45.61 | 51.73 | 55.84 | 66.10 | 74.87 | 73.16 | 66.37 | 54.87 | 46.87 | 38.17 | a | 54.14 | ||||||||||||
1915 | 35.52 | 39.11 | 42.58 | 50.03 | a | 52.74 | 61.23 | 71.74 | 70.68 | 59.74 | c | 49.20 | a | 40.10 | i | 35.94 | 51.68 | a | ||||||||
1916 | 40.61 | 42.86 | a | 47.26 | 49.97 | 53.39 | 60.83 | 72.65 | 73.31 | b | 66.07 | 50.52 | 35.57 | 29.65 | 51.89 | |||||||||||
1917 | 36.65 | 37.46 | 37.97 | 46.93 | 52.74 | 62.69 | a | 75.73 | a | 70.93 | a | 64.10 | j | 55.19 | o | 38.83 | 31.03 | 49.10 | b | |||||||
1918 | 32.19 | 36.93 | a | 46.81 | 48.27 | 51.84 | 70.00 | 72.45 | 68.84 | 63.43 | 52.77 | 40.83 | 34.03 | a | 51.53 | |||||||||||
1919 | 31.84 | 33.89 | a | 38.71 | 48.97 | 55.58 | 61.67 | c | 73.84 | 71.97 | 65.67 | 50.00 | 40.33 | 36.10 | a | 50.71 | ||||||||||
1920 | 38.48 | h | 41.86 | 39.60 | a | 44.53 | 51.64 | f | 61.37 | 69.13 | 69.71 | q | 58.73 | 46.00 | a | 37.53 | 27.10 | 47.32 | c | |||||||
1921 | 29.90 | b | 35.29 | 42.87 | a | 43.67 | 49.81 | 60.30 | 72.37 | a | 70.38 | b | 60.40 | 51.39 | 37.46 | b | 37.87 | 49.31 | ||||||||
1922 | 29.71 | 35.85 | a | 37.66 | b | 43.79 | a | 54.10 | 63.54 | f | 71.70 | a | 71.37 | a | 64.63 | 48.30 | a | 33.00 | 36.16 | 47.84 | a | |||||
1923 | 34.06 | 37.00 | 38.90 | 47.15 | j | 54.39 | 54.96 | b | 70.62 | b | 70.60 | a | 60.54 | b | ----- | z | 42.00 | e | 35.00 | 49.81 | b | |||||
1924 | 27.38 | b | 33.59 | 35.52 | 43.57 | 53.77 | 60.27 | o | 71.00 | 67.48 | 62.50 | 45.23 | 37.07 | 30.57 | c | 46.15 | a | |||||||||
1925 | 27.42 | 35.00 | 39.52 | 44.27 | 53.90 | b | 60.00 | e | 70.63 | a | 67.66 | b | 57.31 | a | 48.66 | b | 35.34 | a | 31.07 | b | 47.56 | |||||
1926 | 26.11 | c | 33.33 | a | 41.30 | a | 49.47 | 50.41 | d | 56.79 | b | 67.00 | a | 65.23 | a | 61.83 | 50.08 | f | 35.86 | a | 34.23 | e | 47.41 | a | ||
1927 | ----- | z | 44.70 | h | 40.43 | a | 46.79 | b | 53.05 | l | 63.23 | 74.14 | j | 72.03 | 65.88 | f | 50.84 | 44.24 | a | 34.93 | b | 50.36 | e | |||
1928 | 32.61 | 36.62 | 44.32 | 44.47 | 58.23 | a | 62.03 | 72.45 | 70.84 | 64.66 | a | 53.21 | c | 41.30 | 34.48 | 51.27 | ||||||||||
1929 | 32.77 | e | 35.04 | 39.00 | a | 44.17 | a | 54.03 | b | 61.10 | 74.66 | b | 73.40 | a | 65.63 | c | 55.37 | a | 36.64 | b | 34.14 | c | 50.50 | |||
1930 | 37.13 | a | 39.81 | b | 42.55 | 49.82 | b | 51.11 | c | 61.92 | f | 73.54 | g | 78.32 | c | 58.36 | p | 49.03 | 44.13 | 34.84 | 47.42 | c | ||||
1931 | 33.61 | c | 44.48 | a | 41.48 | 51.87 | 57.32 | 64.97 | 77.06 | 72.94 | 67.07 | 52.23 | 42.77 | 33.97 | a | 53.31 | ||||||||||
1932 | 29.48 | 41.34 | 40.87 | 45.13 | 51.90 | 60.20 | 72.97 | 72.26 | 65.03 | 52.42 | 40.27 | 33.14 | b | 50.42 | ||||||||||||
1933 | 32.10 | b | 31.04 | 38.23 | 42.03 | 48.13 | 62.07 | 75.74 | 73.39 | 68.00 | 57.06 | 41.13 | 33.90 | 50.24 | ||||||||||||
1934 | 34.00 | 40.96 | 46.39 | 50.53 | 58.16 | 59.60 | 74.00 | 74.35 | 64.20 | 51.42 | e | 42.33 | 37.93 | a | 52.82 | |||||||||||
1935 | 38.63 | a | 41.18 | 39.70 | a | 47.50 | 51.74 | 62.03 | 70.68 | 72.26 | 64.90 | 50.38 | e | 37.17 | 36.61 | 51.07 | ||||||||||
1936 | 31.80 | a | 39.24 | 43.23 | 48.33 | 56.52 | 65.87 | 72.71 | 73.16 | 63.13 | 51.84 | 42.86 | a | 35.29 | c | 52.00 | ||||||||||
1937 | 28.87 | 36.68 | 41.19 | 44.40 | 54.84 | 61.87 | 73.19 | 73.10 | 67.77 | 51.47 | a | 39.07 | a | 39.19 | 50.97 | |||||||||||
1938 | 35.71 | 39.22 | a | 41.61 | 46.77 | 53.80 | a | 61.80 | 69.97 | 71.13 | 65.20 | 48.81 | 32.77 | 36.68 | 50.29 | |||||||||||
1939 | 35.20 | a | 32.39 | 42.16 | 49.73 | 54.71 | 62.03 | 72.97 | 73.13 | 66.87 | 49.87 | 46.47 | 37.23 | 51.90 | ||||||||||||
1940 | 38.00 | 39.17 | 43.77 | 49.73 | 58.83 | h | 67.14 | a | 71.45 | 73.03 | 67.33 | 55.29 | 40.70 | c | 43.20 | k | 54.56 | b | ||||||||
1941 | 39.83 | h | 44.30 | h | 42.86 | c | 46.23 | 56.58 | 60.23 | 71.77 | 70.19 | 60.90 | 51.19 | 42.93 | b | 37.46 | g | 55.88 | c | |||||||
1942 | 35.68 | f | 34.59 | a | 38.14 | b | 46.97 | 51.48 | 59.70 | 72.93 | a | 70.68 | 63.50 | 52.65 | 41.60 | 34.81 | j | 53.22 | b | |||||||
1943 | 34.46 | c | 39.11 | a | 43.83 | b | 48.53 | 54.03 | a | 61.89 | b | 74.44 | f | 73.39 | 66.27 | 53.40 | a | 40.33 | 39.27 | a | 50.41 | a | ||||
1944 | 31.84 | f | 36.41 | b | 38.42 | 43.37 | 52.80 | a | 54.18 | b | 66.78 | h | 70.57 | a | 64.10 | 52.81 | 41.76 | e | 33.53 | l | 50.49 | c | ||||
1945 | 34.17 | h | 36.04 | 39.35 | 43.70 | 50.65 | 55.14 | p | 70.88 | e | 73.03 | 62.80 | e | 54.97 | a | 36.47 | 32.71 | 50.06 | b | |||||||
1946 | 34.68 | 32.68 | i | 40.23 | i | 50.28 | a | 52.23 | i | 59.77 | 71.76 | b | 73.00 | 65.47 | 48.48 | f | 36.21 | a | 36.67 | a | 53.48 | d | ||||
1947 | 30.47 | a | 36.79 | 40.48 | 43.93 | 54.17 | a | 58.44 | c | 70.23 | e | 70.90 | 66.03 | a | 50.92 | g | 39.38 | f | 32.48 | 50.39 | b | |||||
1948 | 28.18 | n | 35.68 | a | 37.61 | 44.35 | g | 50.58 | 57.89 | b | 69.84 | 69.39 | m | 62.95 | h | 54.77 | 34.45 | a | 33.32 | c | 46.77 | d | ||||
1949 | 32.30 | d | 33.21 | 38.71 | 47.47 | 52.09 | i | 61.48 | g | 71.27 | a | 64.43 | a | 65.70 | 47.19 | 41.30 | 35.35 | h | 49.06 | c | ||||||
1950 | 30.55 | 38.32 | 39.13 | a | 47.14 | a | 49.84 | 58.79 | a | 72.45 | 65.52 | b | 57.66 | a | 51.13 | 40.83 | 34.42 | 48.81 | ||||||||
1951 | 31.33 | a | 36.64 | 39.12 | e | 47.27 | 51.87 | 55.50 | 70.67 | a | 68.30 | a | 58.53 | 48.30 | a | 37.83 | a | 31.57 | h | 49.58 | a | |||||
1952 | 30.27 | a | ----- | z | 34.47 | a | 47.10 | a | 54.97 | a | 59.41 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.24 | g |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.35 | 37.56 | 41.28 | 47.17 | 53.07 | 60.88 | 71.98 | 71.51 | 63.70 | 50.93 | 39.99 | 34.53 | 51.00 | |||||||||||||
S.D. | 3.61 | 3.10 | 3.04 | 2.55 | 2.70 | 3.36 | 2.16 | 2.66 | 2.99 | 2.89 | 3.49 | 2.94 | 1.43 | |||||||||||||
SKEW | 0.11 | 0.20 | 0.18 | -0.03 | -0.02 | 0.30 | -0.56 | -0.60 | -0.62 | -0.14 | 0.01 | -0.55 | -0.02 | |||||||||||||
MAX | 40.61 | 44.48 | 47.35 | 51.87 | 58.23 | 70.00 | 77.06 | 78.32 | 68.00 | 57.06 | 47.63 | 39.27 | 54.14 | |||||||||||||
MIN | 26.11 | 31.04 | 34.47 | 42.03 | 46.55 | 54.18 | 64.87 | 64.43 | 57.31 | 44.58 | 32.77 | 27.10 | 47.56 | |||||||||||||
YRS | 41 | 44 | 47 | 46 | 43 | 43 | 43 | 45 | 42 | 42 | 45 | 41 | 26 |