YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1887 | ----- | z | ----- | z | ----- | z | 47.54 | r | 54.73 | 56.47 | a | 59.21 | 60.21 | 58.40 | 54.47 | 46.02 | 43.50 | 54.12 | d | |||||||
1888 | 35.16 | 43.62 | 46.08 | ----- | z | ----- | z | ----- | z | ----- | z | 63.06 | 62.47 | 55.74 | 46.67 | 45.52 | a | 49.79 | d | |||||||
1889 | 42.44 | 44.89 | 51.82 | 52.65 | 57.60 | 60.40 | 62.19 | 59.31 | 59.47 | 57.47 | 49.27 | 40.74 | 53.19 | |||||||||||||
1890 | 35.34 | 40.18 | 44.48 | 48.32 | 57.06 | 57.75 | 60.37 | 61.45 | 58.07 | 52.18 | 49.15 | 46.29 | 50.89 | |||||||||||||
1891 | 45.26 | 39.48 | 44.40 | 50.25 | 55.10 | 57.57 | 62.53 | 65.32 | 59.03 | 56.84 | 49.53 | 43.73 | 52.42 | |||||||||||||
1892 | 42.55 | 44.19 | 48.44 | 47.48 | 54.76 | 57.88 | 60.16 | 62.13 | 58.78 | 54.61 | 47.80 | 41.34 | 51.68 | |||||||||||||
1893 | 38.66 | 39.96 | 45.10 | 45.72 | 52.58 | 55.57 | 60.79 | 62.48 | 57.43 | 50.35 | 45.57 | 45.40 | 49.97 | |||||||||||||
1894 | 41.60 | 40.18 | 43.52 | 48.10 | 53.16 | 56.82 | 60.92 | 65.16 | 59.08 | 52.45 | 49.45 | 40.84 | 50.94 | |||||||||||||
1895 | 40.48 | 44.64 | 45.76 | 49.35 | 54.58 | 58.15 | 62.03 | 61.50 | 56.33 | 55.48 | 45.80 | 43.34 | 51.45 | |||||||||||||
1896 | 43.47 | 46.50 | 44.29 | 46.67 | 51.27 | 57.78 | 64.23 | 63.77 | 59.67 | 54.31 | 41.58 | 46.00 | 51.63 | |||||||||||||
1897 | 41.42 | 42.95 | 41.61 | 51.68 | 57.15 | 60.08 | 60.08 | 63.34 | 57.98 | 54.39 | 46.39 | b | 45.26 | 51.86 | ||||||||||||
1898 | 41.34 | 45.86 | 44.18 | 49.83 | 54.44 | 59.27 | 60.56 | 63.06 | 59.95 | 53.82 | 46.50 | 41.76 | 51.71 | |||||||||||||
1899 | 43.13 | 39.96 | 43.82 | 48.18 | 50.16 | 55.28 | 61.73 | 59.89 | 60.48 | 53.23 | 52.85 | 45.92 | 51.22 | |||||||||||||
1900 | 45.02 | 42.54 | 48.89 | 50.03 | 53.13 | 57.77 | 60.26 | 60.34 | 58.47 | 52.18 | 46.87 | 45.82 | 51.77 | |||||||||||||
1901 | 40.53 | a | 42.18 | 45.13 | 46.43 | 51.74 | 53.82 | 57.19 | 59.94 | 56.68 | 57.10 | 49.77 | 42.74 | 50.27 | ||||||||||||
1902 | 40.81 | 46.79 | 44.56 | 47.98 | 53.26 | 57.58 | 60.31 | 61.73 | 58.10 | 55.55 | 47.37 | 43.58 | 51.47 | |||||||||||||
1903 | 44.08 | 41.05 | 44.71 | 48.08 | 53.37 | 60.28 | 62.90 | 62.29 | 58.40 | 54.74 | 46.68 | 42.98 | 51.63 | |||||||||||||
1904 | 41.92 | 40.40 | 42.03 | 53.47 | 54.16 | 56.72 | 60.71 | 60.58 | 60.05 | 56.27 | 52.50 | 44.66 | 51.96 | |||||||||||||
1905 | 42.48 | 44.29 | 50.81 | 52.80 | 53.24 | 57.12 | 61.71 | 61.68 | 59.03 | 51.65 | 46.88 | 41.98 | 51.97 | |||||||||||||
1906 | 43.39 | 47.14 | 45.11 | 52.13 | 54.31 | 58.05 | 64.95 | 62.23 | 59.15 | 56.77 | a | 47.28 | 44.44 | 52.91 | ||||||||||||
1907 | 37.53 | 45.98 | 44.29 | 50.97 | 56.31 | 59.13 | 62.27 | 61.65 | 60.18 | 58.97 | b | 52.03 | 45.32 | 52.89 | ||||||||||||
1908 | 45.00 | 44.93 | 49.21 | 53.13 | 54.61 | 60.32 | 67.29 | 62.71 | 61.10 | 53.82 | 51.55 | 41.61 | 53.77 | |||||||||||||
1909 | 37.37 | 43.39 | 47.10 | 50.17 | 52.16 | 58.45 | 60.79 | 61.95 | b | ----- | z | 54.90 | g | ----- | z | ----- | z | 51.42 | d | |||||||
1910 | 41.63 | h | 41.12 | 48.53 | 49.47 | 54.76 | 55.58 | 60.11 | 58.58 | 57.98 | 54.89 | 47.43 | 44.68 | 52.10 | a | |||||||||||
1911 | 39.29 | 41.04 | 47.58 | 46.67 | 50.53 | 54.37 | 61.03 | 60.92 | 57.48 | 54.81 | 46.98 | 42.77 | 50.29 | |||||||||||||
1912 | 43.47 | 45.98 | 45.61 | 47.95 | 56.10 | 58.38 | 60.94 | 61.60 | 60.48 | 52.37 | 47.78 | 43.15 | 51.98 | |||||||||||||
1913 | 38.76 | 41.91 | 43.58 | 48.57 | 53.27 | 58.08 | 61.87 | 62.76 | 60.13 | 52.87 | 48.00 | 43.47 | 51.11 | |||||||||||||
1914 | 45.35 | 44.12 | 49.47 | 51.25 | 56.13 | 56.33 | 60.97 | 60.52 | 57.58 | 56.42 | 48.40 | 39.69 | 52.19 | |||||||||||||
1915 | 41.89 | 45.45 | 51.71 | 52.18 | 54.84 | 58.37 | 61.65 | 64.15 | 59.98 | 55.44 | 45.83 | 43.32 | 52.90 | |||||||||||||
1916 | 32.69 | 45.74 | 46.18 | 50.12 | 51.34 | 57.13 | 60.61 | 63.06 | 60.60 | 53.06 | 44.95 | 40.16 | 50.47 | |||||||||||||
1917 | 40.00 | 40.89 | 42.02 | 46.42 | 51.73 | 56.72 | 61.50 | 63.31 | 61.58 | 56.68 | 51.92 | d | ----- | z | 52.07 | a | ||||||||||
1918 | 43.82 | n | 42.75 | 45.32 | 50.68 | 52.81 | 60.28 | 62.23 | 63.65 | 62.52 | 55.52 | 47.93 | 43.76 | 53.40 | a | |||||||||||
1919 | 43.87 | 43.95 | 47.48 | 51.00 | 54.94 | 62.28 | 62.98 | 62.05 | 61.70 | 51.90 | 45.57 | 38.79 | 52.21 | |||||||||||||
1920 | 41.11 | 43.53 | 45.10 | 46.38 | 51.55 | 57.08 | 62.15 | 63.81 | 59.00 | 52.60 | 47.95 | 44.94 | 51.27 | |||||||||||||
1921 | 42.05 | 44.18 | 45.68 | 48.63 | 53.13 | 58.92 | 60.35 | 61.34 | 58.35 | 56.21 | 48.73 | 41.15 | 51.56 | |||||||||||||
1922 | 37.68 | 39.84 | 42.40 | 47.42 | 53.55 | 59.48 | 62.06 | 61.35 | 60.70 | 55.32 | 45.73 | 42.50 | p | 51.41 | a | |||||||||||
1923 | ----- | z | 36.70 | 42.58 | 47.88 | 49.87 | 54.22 | 59.03 | 62.53 | 60.05 | 55.95 | 51.17 | 43.58 | 51.23 | a | |||||||||||
1924 | 40.95 | 46.66 | 44.10 | 48.12 | 53.71 | 56.78 | 60.02 | 60.13 | 58.82 | 53.47 | 46.23 | 36.98 | 50.50 | |||||||||||||
1925 | 43.50 | 46.05 | 44.63 | 49.48 | 55.66 | 57.10 | 60.39 | 59.79 | 59.08 | 54.15 | 47.05 | 46.00 | 51.91 | |||||||||||||
1926 | 43.39 | 47.18 | 50.66 | 54.90 | 54.19 | 59.52 | 60.37 | 60.68 | l | 56.34 | h | 54.34 | 49.60 | 41.40 | 51.56 | b | ||||||||||
1927 | 40.81 | 43.45 | 43.95 | 47.78 | 50.29 | 57.78 | 59.69 | 61.65 | 58.87 | 53.52 | 47.38 | 38.82 | 50.33 | |||||||||||||
1928 | 40.73 | 44.17 | 48.58 | 48.77 | 55.23 | 57.67 | 61.47 | 60.53 | 57.25 | 53.45 | 47.97 | 42.39 | 51.52 | |||||||||||||
1929 | 37.48 | 39.00 | 46.05 | 46.95 | 53.42 | 58.17 | 63.31 | 63.26 | 61.73 | 56.27 | 46.62 | 44.79 | 51.42 | |||||||||||||
1930 | 32.23 | 45.16 | 48.24 | 52.68 | 52.11 | 57.25 | 57.55 | 63.84 | 60.40 | 53.34 | 47.55 | 43.77 | 51.18 | |||||||||||||
1931 | 45.90 | 45.98 | 48.68 | 52.53 | 57.73 | 59.30 | 63.42 | 63.74 | 58.70 | 54.15 | 45.27 | 41.40 | 53.07 | |||||||||||||
1932 | 40.42 | 41.72 | 47.58 | 49.90 | 54.24 | 59.92 | 59.58 | 63.29 | 60.85 | 55.92 | 49.15 | 40.00 | 51.88 | |||||||||||||
1933 | 39.84 | 39.36 | 45.32 | 48.72 | 49.94 | 56.03 | 60.61 | 62.82 | 56.80 | 54.52 | 48.17 | 46.69 | 50.73 | |||||||||||||
1934 | 46.81 | 49.95 | 51.85 | 54.65 | 58.21 | 58.42 | 60.95 | 62.39 | 60.18 | 55.52 | 50.22 | 45.06 | 54.52 | |||||||||||||
1935 | 41.73 | 46.93 | 41.90 | 49.68 | 53.32 | 60.12 | 60.73 | 62.58 | 60.47 | 52.87 | 44.80 | 44.27 | 51.62 | |||||||||||||
1936 | 44.29 | 37.76 | 43.85 | 50.95 | 56.52 | 60.60 | 62.24 | 64.82 | 59.05 | 56.02 | 47.32 | 43.97 | 52.28 | |||||||||||||
1937 | 33.02 | 41.59 | 48.98 | 47.30 | 53.82 | 59.83 | 61.47 | 61.81 | 59.73 | 58.10 | 48.98 | 45.05 | 51.64 | |||||||||||||
1938 | 43.55 | 42.89 | 44.73 | 51.45 | 54.24 | 57.50 | 60.27 | 59.98 | 61.23 | 55.23 | 45.67 | 43.23 | 51.66 | |||||||||||||
1939 | 43.56 | 39.57 | 45.11 | 51.07 | 54.29 | 55.53 | 61.26 | 62.77 | 62.03 | 52.11 | 47.50 | 47.73 | 51.88 | |||||||||||||
1940 | 44.89 | 47.22 | 49.32 | 52.48 | 57.55 | 60.65 | 60.92 | 64.16 | 62.00 | 58.56 | 46.82 | 46.42 | 54.25 | |||||||||||||
1941 | 46.68 | 50.05 | 53.89 | 52.52 | 55.98 | 58.77 | 64.58 | 62.06 | 57.40 | 55.76 | 49.93 | 43.95 | 54.30 | |||||||||||||
1942 | 41.53 | 45.95 | 46.48 | 51.05 | 53.00 | 57.00 | 63.55 | 64.10 | 60.18 | 55.63 | 45.25 | 43.10 | 52.23 | |||||||||||||
1943 | 37.02 | 44.64 | 44.02 | 50.55 | 51.44 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.39 | p | 42.93 | h | 45.53 | g | |||||
1944 | 42.11 | h | 43.14 | h | 45.02 | 49.70 | 53.87 | 57.18 | 60.34 | 61.10 | 59.82 | 56.58 | 45.97 | 41.27 | 53.08 | b | ||||||||||
1945 | 43.18 | 43.73 | 43.03 | 47.00 | 53.73 | 56.60 | 60.81 | 59.79 | 57.98 | 53.08 | 45.35 | 42.65 | 50.58 | |||||||||||||
1946 | 42.82 | 42.54 | 45.08 | 47.75 | 55.34 | 57.13 | 62.08 | 60.19 | 58.90 | 49.48 | 43.70 | 42.27 | 50.61 | |||||||||||||
1947 | 38.05 | 46.64 | 48.65 | 51.58 | 56.18 | 57.23 | 61.05 | 59.95 | 59.13 | 52.52 | 45.22 | 43.52 | 51.64 | |||||||||||||
1948 | 40.50 | 39.29 | 42.69 | 44.78 | 51.82 | 59.40 | 59.18 | 59.21 | 57.62 | 51.31 | 42.32 | 36.85 | 48.75 | |||||||||||||
1949 | 31.05 | 37.66 | 44.35 | 48.65 | 53.66 | 55.10 | 58.26 | 59.71 | 58.27 | 48.44 | 49.45 | 41.45 | a | 48.84 | ||||||||||||
1950 | 32.06 | 41.82 | 43.53 | 46.92 | 51.06 | 58.22 | 59.58 | 61.69 | 58.12 | 50.87 | 46.67 | 47.35 | 49.82 | |||||||||||||
1951 | 40.76 | 43.04 | 41.00 | 50.83 | 52.66 | 57.93 | 61.08 | 59.65 | 58.42 | 52.98 | 46.48 | 39.95 | 50.40 | |||||||||||||
1952 | 37.48 | 41.19 | 42.37 | 49.27 | 53.74 | 55.93 | 60.10 | 60.08 | 59.55 | 57.27 | 45.07 | 43.29 | 50.45 | |||||||||||||
1953 | 46.76 | 43.88 | 44.69 | 47.48 | 53.61 | 55.40 | 60.52 | 61.48 | 60.25 | 54.48 | 49.30 | 45.00 | 51.90 | |||||||||||||
1954 | 39.23 | 44.39 | 43.48 | 47.12 | 53.02 | 54.95 | 57.73 | 59.52 | 59.02 | 53.69 | 50.67 | 43.42 | 50.52 | |||||||||||||
1955 | 40.52 | 40.79 | 40.65 | 44.35 | 49.89 | 56.08 | 57.77 | 58.83 | a | 57.80 | 52.47 | 42.05 | 40.69 | 48.49 | ||||||||||||
1956 | 41.82 | 37.32 | a | 42.71 | 49.77 | 54.81 | 56.05 | 61.44 | 60.89 | 57.47 | 51.03 | 45.88 | 42.73 | 50.16 | ||||||||||||
1957 | 35.73 | 42.52 | 45.87 | 49.62 | 55.44 | 59.08 | 59.84 | 60.92 | 63.80 | 53.85 | 46.22 | 45.06 | 51.50 | |||||||||||||
1958 | 45.63 | 48.91 | 45.79 | 49.55 | 57.16 | 61.43 | 63.48 | 62.53 | 60.42 | 56.45 | 46.68 | 46.95 | 53.75 | |||||||||||||
1959 | 42.98 | 42.66 | 45.71 | 50.23 | 53.55 | 57.83 | 61.69 | 59.48 | 57.40 | 54.03 | 46.93 | 43.15 | 51.30 | |||||||||||||
1960 | 39.52 | 43.47 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.49 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 40.89 | 43.24 | 45.71 | 49.50 | 53.86 | 57.79 | 61.10 | 61.75 | 59.36 | 54.34 | 47.40 | 43.23 | 51.54 | |||||||||||||
S.D. | 3.67 | 2.96 | 2.83 | 2.29 | 2.02 | 1.79 | 1.72 | 1.62 | 1.55 | 2.11 | 2.30 | 2.33 | 1.24 | |||||||||||||
SKEW | -0.79 | -0.02 | 0.70 | 0.14 | 0.00 | 0.08 | 0.56 | 0.11 | 0.43 | -0.27 | 0.13 | -0.51 | 0.11 | |||||||||||||
MAX | 46.81 | 50.05 | 53.89 | 54.90 | 58.21 | 62.28 | 67.29 | 65.32 | 63.80 | 58.97 | 52.85 | 47.73 | 54.52 | |||||||||||||
MIN | 31.05 | 36.70 | 40.65 | 44.35 | 49.87 | 53.82 | 57.19 | 58.58 | 56.33 | 48.44 | 41.58 | 36.85 | 48.49 | |||||||||||||
YRS | 69 | 72 | 72 | 71 | 72 | 71 | 71 | 71 | 70 | 71 | 71 | 69 | 62 |