YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | 34.08 | e | 41.85 | a | 46.40 | 48.05 | 55.53 | a | 58.67 | 64.22 | a | 66.15 | 57.53 | 49.27 | 45.89 | b | 44.10 | b | 50.98 | |||||||
1894 | 41.91 | b | 39.11 | 44.67 | a | 50.32 | 55.90 | 59.25 | 67.08 | 69.13 | a | 60.70 | b | ----- | z | 47.55 | 38.92 | e | 52.23 | a | ||||||
1895 | 38.41 | d | 43.57 | 45.62 | b | 51.98 | 56.10 | 62.58 | 66.06 | 65.95 | a | 57.55 | 53.61 | 43.85 | 41.74 | b | 52.25 | |||||||||
1896 | 43.85 | d | 45.98 | b | 46.32 | 48.40 | 53.56 | 61.63 | 70.23 | 66.32 | ----- | z | ----- | z | ----- | z | ----- | z | 54.54 | d | ||||||
1897 | 41.12 | b | 44.12 | 42.56 | 54.13 | 60.87 | 62.47 | a | 65.45 | 69.63 | 59.98 | 52.65 | 45.81 | d | 44.15 | 53.58 | ||||||||||
1898 | 40.95 | 46.93 | 44.92 | 52.57 | 56.37 | a | 62.08 | 67.63 | 66.55 | 61.55 | b | 52.63 | 44.95 | 39.97 | 53.09 | |||||||||||
1899 | 44.21 | 41.33 | b | 44.06 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.20 | i | ||
1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | 57.38 | a | 59.50 | a | 72.42 | k | 67.85 | a | 59.70 | e | 53.58 | 44.52 | e | 42.37 | a | 54.99 | e | |
1907 | 36.02 | d | 46.40 | b | 44.60 | 52.38 | 58.12 | b | 60.56 | u | 67.08 | 64.50 | j | 60.61 | b | 57.18 | n | 47.41 | c | 43.65 | 50.70 | c | ||||
1908 | 42.57 | c | 42.81 | c | 46.18 | 52.76 | a | 53.13 | 60.77 | 66.44 | 64.23 | 58.80 | 50.59 | b | 48.35 | 38.93 | b | 52.13 | ||||||||
1909 | 35.37 | a | 43.27 | 45.65 | a | 49.22 | n | 53.47 | a | 61.21 | a | 62.76 | 63.55 | a | 61.40 | 53.61 | 46.62 | 35.45 | 51.12 | a | ||||||
1910 | 37.60 | 37.68 | 50.34 | 51.43 | 57.47 | 57.77 | 66.18 | 62.98 | 58.27 | 54.55 | 44.93 | 42.10 | 51.77 | |||||||||||||
1911 | 37.70 | a | 39.45 | 48.24 | 45.95 | ----- | z | ----- | z | 67.76 | 65.15 | 57.22 | 51.37 | 44.07 | 39.47 | 49.64 | b | |||||||||
1912 | 40.42 | m | 44.14 | 44.69 | 48.33 | 56.74 | ----- | z | ----- | z | 65.10 | 59.67 | 48.44 | 45.68 | 39.82 | 50.29 | c | |||||||||
1913 | 38.09 | d | 39.52 | 43.95 | 49.87 | 56.05 | 61.40 | 66.21 | 67.81 | 60.40 | 51.24 | 45.02 | 39.55 | 51.59 | ||||||||||||
1914 | 43.81 | 41.89 | 49.92 | 52.13 | 58.65 | 59.47 | 67.81 | 65.98 | 58.03 | 54.90 | 44.75 | b | 35.23 | 52.71 | ||||||||||||
1915 | 37.53 | 42.79 | 50.13 | 54.40 | 55.55 | 61.32 | 65.92 | 69.31 | 60.95 | 53.18 | 44.72 | 40.47 | 53.02 | |||||||||||||
1916 | 31.32 | 45.55 | 45.39 | 51.65 | 53.42 | 60.62 | 62.95 | 66.53 | 61.05 | 50.77 | 40.47 | k | 37.50 | 51.52 | a | |||||||||||
1917 | 38.00 | 39.98 | 41.16 | 47.53 | 53.27 | 60.60 | 68.56 | 68.45 | 61.57 | 54.03 | 46.28 | 46.55 | b | 52.17 | ||||||||||||
1918 | 44.95 | b | 41.39 | 45.60 | 50.90 | 53.69 | 65.12 | 64.50 | 65.32 | 64.38 | 53.47 | b | 42.32 | ----- | z | 53.79 | a | |||||||||
1919 | 38.48 | 41.00 | 46.13 | 50.68 | 54.63 | 58.17 | 66.79 | 66.03 | 59.57 | 49.27 | 44.70 | b | 35.96 | c | 50.95 | |||||||||||
1920 | 40.21 | 41.33 | 44.73 | a | 48.18 | 54.10 | 61.07 | 66.18 | 67.82 | 59.73 | 51.11 | 44.98 | 42.53 | 51.83 | ||||||||||||
1921 | 40.02 | b | 45.83 | b | 47.24 | 49.40 | 56.42 | 63.03 | 65.81 | 66.65 | 59.63 | 55.27 | 47.85 | 38.81 | 53.00 | |||||||||||
1922 | 37.21 | 40.04 | b | 43.56 | 48.32 | 56.94 | 65.63 | 68.48 | 65.69 | 63.30 | 53.73 | 41.42 | 39.06 | 51.95 | ||||||||||||
1923 | 41.79 | 38.52 | 45.45 | 52.10 | 56.27 | 61.68 | 67.45 | 69.37 | 62.82 | 53.66 | 46.98 | 40.62 | b | 53.06 | ||||||||||||
1924 | 37.65 | 46.74 | 45.65 | 52.65 | 60.21 | 63.58 | 67.26 | 65.76 | 59.82 | 52.45 | l | 43.25 | 32.33 | k | 54.26 | b | ||||||||||
1925 | 44.11 | 45.82 | 46.84 | 52.93 | 59.81 | 62.97 | 69.73 | 65.74 | 61.67 | 54.23 | 45.64 | b | 43.47 | b | 54.41 | |||||||||||
1926 | 41.02 | 47.48 | 51.97 | 58.47 | 58.05 | 66.85 | 69.16 | 66.77 | 59.82 | 55.73 | 48.95 | 42.47 | m | 56.75 | a | |||||||||||
1927 | 40.07 | d | 44.62 | 46.87 | 50.73 | 53.69 | g | 63.62 | j | 67.80 | a | 67.93 | a | 60.00 | 54.18 | a | 48.79 | d | 38.79 | b | 51.98 | b | ||||
1928 | 40.94 | 42.86 | 50.24 | b | 50.55 | 60.47 | 61.45 | 67.90 | 66.47 | 59.82 | 52.21 | 44.60 | a | 38.48 | b | 53.00 | ||||||||||
1929 | 35.00 | c | 36.43 | 46.98 | 48.18 | 57.00 | 60.58 | 67.03 | 66.98 | 62.48 | 55.84 | 43.07 | 43.38 | b | 51.91 | |||||||||||
1930 | 29.05 | 46.17 | b | 49.60 | 54.10 | 54.37 | 60.15 | 66.08 | 67.58 | a | 61.78 | 52.42 | 44.30 | 39.47 | 52.09 | |||||||||||
1931 | 43.11 | 43.95 | 48.39 | 54.62 | 62.10 | 62.03 | 69.89 | 68.47 | 62.07 | 54.58 | 43.88 | 40.26 | 54.44 | |||||||||||||
1932 | 39.91 | b | 42.19 | 48.11 | 51.83 | 57.05 | 65.07 | 64.65 | 66.62 | a | 63.08 | 55.97 | 48.17 | 38.33 | b | 53.41 | ||||||||||
1933 | 39.50 | 40.08 | d | 46.29 | 51.52 | 52.53 | 61.07 | 67.58 | 68.73 | 58.65 | 55.37 | 44.73 | 46.60 | 52.72 | ||||||||||||
1934 | 45.60 | 47.48 | b | 54.40 | 57.58 | 59.82 | 63.65 | 65.55 | 68.60 | 62.08 | 56.82 | a | 49.36 | a | 43.15 | 56.17 | ||||||||||
1935 | 39.84 | 44.11 | 43.32 | 52.40 | 57.19 | 64.37 | 66.85 | 68.21 | 65.55 | 51.68 | 42.02 | b | 39.48 | 52.92 | ||||||||||||
1936 | 42.69 | 37.21 | 45.66 | 54.90 | 59.94 | 64.08 | 67.76 | 68.92 | 63.25 | 56.50 | 41.90 | 42.24 | d | 53.75 | ||||||||||||
1937 | 31.47 | b | 40.86 | 48.29 | 48.97 | 57.32 | 63.52 | 68.05 | 66.03 | 61.72 | 55.71 | 48.68 | 42.55 | a | 52.76 | |||||||||||
1938 | 40.24 | b | 42.46 | 46.16 | 52.77 | 58.97 | 65.30 | 70.77 | 65.66 | 66.10 | 54.73 | 42.93 | 42.40 | b | 54.04 | |||||||||||
1939 | 42.26 | 41.30 | 48.90 | 55.23 | 59.37 | 61.27 | 69.15 | 69.10 | 64.31 | a | 55.29 | 48.35 | 45.87 | 55.03 | ||||||||||||
1940 | 41.29 | b | 46.26 | 51.16 | 54.33 | 61.00 | 66.88 | 67.85 | 69.82 | 64.22 | 56.42 | 43.84 | b | 43.03 | 55.51 | |||||||||||
1941 | 42.60 | 46.82 | 52.66 | 54.35 | 57.95 | 62.23 | 71.82 | 67.03 | 60.10 | 53.27 | 46.77 | 42.33 | b | 54.83 | ||||||||||||
1942 | 36.15 | 43.21 | 46.37 | 52.25 | 55.87 | 60.22 | 69.73 | 70.23 | 63.82 | 54.13 | 45.85 | 43.89 | 53.48 | |||||||||||||
1943 | 34.66 | 44.34 | 45.77 | 53.57 | 55.45 | 60.92 | 66.87 | 65.29 | 64.30 | 53.56 | 44.33 | 39.10 | 52.35 | |||||||||||||
1944 | 38.45 | a | 42.34 | 45.53 | 49.87 | 55.95 | 59.73 | 65.60 | 64.10 | 62.08 | 55.90 | a | 44.07 | 38.47 | 51.84 | |||||||||||
1945 | 42.02 | 43.86 | 44.56 | 49.62 | 57.97 | 61.15 | 66.97 | 64.71 | 58.15 | 51.18 | 46.53 | 41.75 | a | 52.37 | ||||||||||||
1946 | 40.79 | 43.14 | 46.84 | 51.90 | 58.94 | 60.98 | 66.84 | 66.48 | 59.88 | 50.17 | a | 43.07 | 41.95 | 52.58 | ||||||||||||
1947 | 37.28 | a | 44.80 | 49.08 | 53.67 | 60.92 | 59.90 | 64.44 | 63.95 | 62.47 | a | 54.44 | 46.42 | 41.53 | a | 53.24 | ||||||||||
1948 | 39.56 | 40.21 | 44.11 | 47.85 | 54.77 | 63.38 | a | ----- | z | 64.18 | 60.55 | 50.98 | 42.93 | 36.90 | 49.59 | a | ||||||||||
1949 | 29.15 | 40.50 | 47.21 | 53.62 | a | 57.82 | 61.15 | 64.53 | 65.27 | 61.70 | 47.61 | 47.67 | 39.55 | 51.32 | ||||||||||||
1950 | 30.90 | 39.71 | 44.68 | 50.18 | 55.69 | 62.70 | 67.71 | 68.50 | a | 62.33 | 52.68 | 47.33 | 47.71 | 52.51 | ||||||||||||
1951 | 40.68 | 44.07 | 42.55 | 54.62 | 56.74 | 64.73 | 66.91 | b | 65.76 | 62.58 | 53.77 | 45.85 | 38.90 | a | 53.10 | |||||||||||
1952 | 38.29 | 41.76 | 44.50 | 52.05 | 56.63 | 58.45 | 67.63 | 65.77 | 63.98 | 57.89 | 39.87 | 41.40 | 52.35 | |||||||||||||
1953 | 46.77 | 44.64 | 45.60 | 50.62 | 54.16 | 58.23 | 66.02 | 65.40 | 63.08 | 53.73 | 47.85 | 42.47 | 53.21 | |||||||||||||
1954 | 40.74 | 43.45 | 43.95 | 50.37 | 56.84 | 57.83 | 63.24 | 63.34 | 60.42 | 51.95 | 49.73 | 40.85 | 51.89 | |||||||||||||
1955 | 39.48 | 41.57 | 42.45 | 46.22 | 54.16 | 60.93 | a | 62.19 | 64.69 | 61.15 | 54.24 | 43.55 | 42.39 | 51.09 | ||||||||||||
1956 | 42.56 | 37.60 | 44.67 | a | 51.83 | a | 58.65 | 59.00 | 67.23 | 65.81 | 62.57 | 52.35 | 43.48 | 41.45 | 52.27 | |||||||||||
1957 | 33.10 | 43.48 | 47.44 | 52.38 | 58.63 | 62.22 | 64.52 | 63.21 | 63.92 | 52.24 | 42.02 | 43.02 | a | 52.18 | ||||||||||||
1958 | 42.76 | 49.21 | 46.32 | 51.63 | 62.32 | 65.12 | 71.63 | 71.60 | 63.47 | 56.58 | 47.30 | 47.05 | a | 56.25 | ||||||||||||
1959 | 43.58 | 43.11 | 47.55 | 53.00 | 55.16 | 62.00 | 68.73 | 67.05 | 60.17 | 54.85 | 45.22 | 40.34 | 53.40 | |||||||||||||
1960 | 36.92 | 42.91 | 45.77 | a | 50.65 | 54.23 | 63.00 | 67.98 | a | 63.69 | 61.58 | 54.21 | 45.92 | 39.28 | a | 52.18 | ||||||||||
1961 | 43.42 | a | 46.85 | a | 46.81 | 50.43 | 55.74 | 64.78 | 67.84 | 69.00 | 58.58 | 52.28 | b | 41.62 | 41.84 | 53.27 | ||||||||||
1962 | 37.11 | 41.54 | 44.10 | 52.43 | 51.39 | 59.60 | 64.37 | 64.08 | 61.92 | 52.68 | 47.82 | 41.76 | 51.57 | |||||||||||||
1963 | 34.29 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.29 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.21 | 42.85 | 46.43 | 51.58 | 56.80 | 61.78 | 66.96 | 66.58 | 61.28 | 53.38 | 45.35 | 41.16 | 52.87 | |||||||||||||
S.D. | 3.98 | 2.82 | 2.57 | 2.51 | 2.48 | 2.24 | 2.05 | 1.96 | 2.05 | 2.16 | 2.24 | 2.73 | 1.23 | |||||||||||||
SKEW | -0.66 | -0.10 | 0.80 | 0.09 | 0.19 | 0.30 | -0.01 | 0.24 | 0.09 | -0.44 | -0.08 | 0.19 | 0.95 | |||||||||||||
MAX | 46.77 | 49.21 | 54.40 | 58.47 | 62.32 | 66.88 | 71.82 | 71.60 | 66.10 | 57.89 | 49.73 | 47.71 | 56.25 | |||||||||||||
MIN | 29.05 | 36.43 | 41.16 | 45.95 | 51.39 | 57.77 | 62.19 | 62.98 | 57.22 | 47.61 | 39.87 | 35.23 | 50.95 | |||||||||||||
YRS | 63 | 63 | 63 | 61 | 61 | 59 | 60 | 62 | 62 | 59 | 61 | 59 | 50 |