YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1887 | ----- | z | ----- | z | ----- | z | 42.50 | r | 47.42 | 51.00 | a | 53.55 | 54.84 | 52.43 | 49.29 | 41.93 | 40.16 | 48.83 | d | |||||||
1888 | 30.23 | 39.21 | 38.90 | ----- | z | ----- | z | ----- | z | ----- | z | 56.58 | 56.23 | 51.10 | 42.03 | 41.87 | a | 44.52 | d | |||||||
1889 | 37.58 | 38.86 | 45.29 | 45.63 | 49.90 | 51.97 | 55.48 | 52.84 | 52.07 | 51.77 | 43.40 | 36.48 | 46.77 | |||||||||||||
1890 | 30.87 | 35.07 | 38.52 | 40.90 | 49.26 | 50.63 | 53.55 | 54.77 | 50.10 | 45.55 | 43.40 | 40.74 | 44.45 | |||||||||||||
1891 | 40.84 | 33.71 | 38.00 | 44.03 | 48.48 | 51.13 | 55.23 | 58.00 | 53.00 | 51.58 | 44.93 | 38.52 | 46.45 | |||||||||||||
1892 | 37.16 | 38.93 | 42.94 | 41.50 | 47.39 | 50.83 | 54.16 | 55.81 | 52.97 | 49.03 | 43.67 | 37.35 | 45.98 | |||||||||||||
1893 | 33.90 | 35.25 | 39.52 | 40.90 | 46.90 | 48.93 | 53.52 | 54.71 | 51.63 | 45.19 | 40.43 | 41.45 | 44.36 | |||||||||||||
1894 | 37.42 | 35.39 | 37.81 | 42.20 | 46.61 | 50.93 | 53.65 | 58.00 | 52.90 | 47.03 | 44.77 | 36.35 | 45.26 | |||||||||||||
1895 | 35.52 | 39.75 | 39.23 | 42.23 | 47.94 | 50.63 | 54.29 | 53.10 | 50.07 | 49.55 | 41.03 | 38.61 | 45.16 | |||||||||||||
1896 | 38.90 | 41.38 | 37.84 | 40.27 | 44.90 | 50.40 | 56.58 | 57.61 | 51.87 | 48.48 | 37.10 | 41.68 | 45.58 | |||||||||||||
1897 | 37.65 | 38.21 | 36.32 | 44.40 | 49.65 | 54.53 | 53.84 | 55.45 | 51.53 | 48.71 | 41.41 | a | 41.06 | 46.06 | ||||||||||||
1898 | 36.71 | 40.64 | 38.39 | 42.97 | 46.77 | 51.83 | 53.84 | 57.13 | 53.27 | 47.90 | 41.93 | 37.10 | 45.71 | |||||||||||||
1899 | 39.06 | 35.36 | 38.19 | 41.93 | 44.87 | 48.20 | 53.90 | 54.45 | 53.00 | 47.52 | 48.80 | 41.23 | 45.54 | |||||||||||||
1900 | 39.03 | 37.39 | 42.77 | 42.73 | 47.48 | 52.03 | 53.19 | 54.35 | 52.03 | 46.94 | 41.37 | 41.16 | 45.87 | |||||||||||||
1901 | 35.80 | a | 36.39 | 39.35 | 39.73 | 45.77 | 48.20 | 50.55 | 53.16 | 50.17 | 51.55 | 44.30 | 37.87 | 44.40 | ||||||||||||
1902 | 35.16 | 41.04 | 38.87 | 40.87 | 46.87 | 49.60 | 52.68 | 52.65 | 49.63 | 49.23 | 42.40 | 37.97 | 44.75 | |||||||||||||
1903 | 39.35 | 34.61 | 36.94 | 40.50 | 45.19 | 51.77 | 54.06 | 54.68 | 51.07 | 48.19 | 40.77 | 37.35 | 44.54 | |||||||||||||
1904 | 36.90 | 34.76 | 36.23 | 44.80 | 46.71 | 49.93 | 53.97 | 53.94 | 51.33 | 50.26 | 47.40 | 37.68 | 45.33 | |||||||||||||
1905 | 36.68 | 37.82 | 43.61 | 44.83 | 45.23 | 52.23 | 54.61 | 54.19 | 52.93 | 45.06 | 39.77 | 37.16 | 45.34 | |||||||||||||
1906 | 37.90 | 41.14 | 38.26 | 43.67 | 48.52 | 51.27 | 56.26 | 54.32 | 52.10 | 50.17 | a | 42.80 | 39.90 | 46.36 | ||||||||||||
1907 | 32.90 | 41.21 | 38.71 | 44.70 | 50.26 | 52.77 | 56.00 | 55.77 | 54.67 | 50.86 | b | 44.63 | 40.19 | 46.89 | ||||||||||||
1908 | 39.35 | 37.10 | 39.71 | 41.50 | 44.84 | 49.83 | 54.84 | 52.65 | 49.20 | 45.94 | 45.63 | 36.19 | 44.73 | |||||||||||||
1909 | 31.74 | 38.11 | 39.61 | 40.97 | 43.03 | 48.60 | 52.03 | 53.00 | b | ----- | z | 46.79 | g | ----- | z | ----- | z | 43.39 | d | |||||||
1910 | 36.87 | h | 35.54 | 41.94 | 42.47 | 47.81 | 49.17 | 53.16 | 52.90 | 51.13 | 49.23 | 42.43 | 39.77 | 45.96 | a | |||||||||||
1911 | 34.52 | 34.25 | 39.48 | 38.80 | 44.35 | 48.50 | 53.58 | 53.77 | 51.07 | 47.23 | 42.07 | 38.45 | 43.84 | |||||||||||||
1912 | 38.81 | 40.52 | 37.58 | 40.63 | 47.90 | 50.67 | 53.90 | 54.45 | 51.73 | 45.42 | 42.50 | 37.90 | 45.17 | |||||||||||||
1913 | 33.68 | 34.89 | 37.13 | 41.40 | 46.71 | 51.13 | 53.84 | 55.19 | 51.53 | 46.45 | 42.20 | 38.65 | 44.40 | |||||||||||||
1914 | 40.74 | 39.04 | 42.35 | 43.37 | 47.97 | 49.93 | 52.97 | 53.65 | 51.63 | 50.00 | 43.40 | 34.48 | 45.79 | |||||||||||||
1915 | 36.65 | 39.39 | 44.35 | 44.90 | 47.94 | 52.27 | 55.48 | 56.39 | 52.60 | 49.16 | 40.43 | 38.71 | 46.52 | |||||||||||||
1916 | 28.00 | 38.17 | 39.48 | 41.97 | 43.65 | 49.63 | 54.65 | 55.94 | 52.90 | 44.26 | 37.17 | 34.61 | 43.37 | |||||||||||||
1917 | 34.13 | 34.93 | 35.19 | 40.50 | 45.06 | 48.77 | 52.81 | 53.55 | 53.67 | 48.65 | 44.73 | d | ----- | z | 44.73 | a | ||||||||||
1918 | 40.06 | n | 37.68 | 39.68 | 42.80 | 46.71 | 52.07 | 55.16 | 56.26 | 54.53 | 50.61 | 43.17 | 39.29 | 47.09 | a | |||||||||||
1919 | 39.06 | 38.93 | 41.84 | 44.40 | 47.48 | 57.07 | 55.45 | 54.13 | 52.87 | 45.03 | 40.90 | 33.52 | 45.89 | |||||||||||||
1920 | 35.52 | 36.17 | 39.03 | 39.30 | 43.39 | 48.83 | 54.45 | 54.94 | 52.90 | 46.06 | 41.27 | 40.35 | 44.35 | |||||||||||||
1921 | 36.81 | 39.39 | 39.84 | 41.37 | 45.71 | 52.57 | 53.16 | 54.10 | 50.10 | 49.10 | 42.97 | 36.06 | 45.10 | |||||||||||||
1922 | 32.19 | 33.93 | 35.94 | 40.47 | 45.13 | 51.27 | 53.32 | 54.87 | 53.70 | 50.13 | 40.10 | 39.07 | p | 44.64 | a | |||||||||||
1923 | ----- | z | 31.57 | 37.52 | 42.27 | 45.65 | 48.57 | 53.58 | 54.32 | 51.40 | 47.74 | 43.87 | 37.81 | 44.93 | a | |||||||||||
1924 | 35.97 | 40.66 | 36.10 | 39.67 | 45.32 | 48.23 | 51.58 | 53.23 | 48.53 | 45.94 | 39.47 | 32.06 | 43.06 | |||||||||||||
1925 | 38.26 | 39.54 | 37.00 | 41.90 | 45.87 | 48.37 | 51.87 | 51.61 | 50.17 | 45.35 | 40.53 | 40.58 | 44.25 | |||||||||||||
1926 | 36.74 | 41.29 | 41.32 | 44.97 | 46.00 | 50.33 | 50.00 | 52.95 | l | 47.68 | h | 47.58 | 44.13 | 36.48 | 43.88 | b | ||||||||||
1927 | 36.26 | 36.96 | 36.23 | 39.20 | 43.48 | 50.60 | 52.97 | 53.42 | 51.90 | 46.71 | 42.83 | 33.65 | 43.68 | |||||||||||||
1928 | 35.26 | 37.79 | 42.10 | 41.10 | 45.84 | 51.13 | 53.81 | 52.97 | 49.93 | 46.90 | 41.97 | 36.68 | 44.62 | |||||||||||||
1929 | 32.19 | 32.00 | 40.13 | 40.33 | 45.97 | 50.97 | 53.23 | 54.06 | 50.77 | 48.65 | 39.00 | 39.42 | 43.89 | |||||||||||||
1930 | 26.90 | 38.64 | 39.94 | 45.47 | 45.45 | 49.77 | 48.03 | 54.77 | 53.37 | 45.77 | 41.17 | 37.74 | 43.92 | |||||||||||||
1931 | 39.84 | 39.14 | 41.48 | 43.70 | 48.97 | 52.03 | 54.97 | 53.06 | 51.20 | 47.03 | 39.00 | 36.71 | 45.60 | |||||||||||||
1932 | 35.48 | 35.83 | 41.52 | 42.43 | 46.39 | 52.30 | 52.13 | 55.58 | 50.67 | 48.81 | 43.77 | 34.39 | 44.94 | |||||||||||||
1933 | 35.45 | 33.07 | 38.68 | 40.03 | 43.42 | 47.70 | 51.48 | 54.23 | 49.20 | 46.45 | 41.87 | 41.94 | 43.63 | |||||||||||||
1934 | 41.65 | 41.11 | 43.42 | 46.27 | 49.03 | 50.13 | 53.81 | 54.94 | 52.67 | 47.74 | 44.63 | 39.29 | 47.06 | |||||||||||||
1935 | 35.74 | 39.54 | 35.65 | 41.03 | 45.48 | 51.83 | 53.06 | 53.45 | 51.27 | 45.39 | 37.63 | 37.84 | 43.99 | |||||||||||||
1936 | 37.87 | 30.86 | 36.00 | 44.50 | 47.68 | 52.47 | 53.26 | 56.19 | 48.53 | 46.58 | 38.60 | 38.61 | 44.26 | |||||||||||||
1937 | 27.23 | 34.96 | 41.16 | 40.70 | 45.35 | 51.43 | 52.68 | 52.26 | 50.40 | 48.84 | 42.20 | 38.06 | 43.77 | |||||||||||||
1938 | 36.71 | 35.14 | 36.16 | 41.07 | 44.29 | 47.83 | 51.06 | 52.10 | 52.20 | 46.32 | 38.60 | 36.26 | 43.15 | |||||||||||||
1939 | 37.55 | 33.11 | 36.39 | 41.10 | 43.61 | 47.43 | 51.65 | 52.19 | 52.13 | 43.81 | 40.47 | 41.55 | 43.42 | |||||||||||||
1940 | 37.48 | 40.69 | 41.03 | 43.20 | 46.13 | 49.37 | 51.39 | 54.19 | 52.73 | 51.10 | 38.73 | 40.13 | 45.51 | |||||||||||||
1941 | 39.52 | 40.57 | 42.58 | 41.73 | 46.61 | 48.73 | 54.97 | 53.03 | 47.53 | 46.26 | 42.37 | 37.16 | 45.09 | |||||||||||||
1942 | 34.61 | 37.50 | 36.00 | 41.50 | 44.26 | 48.07 | 54.03 | 52.52 | 49.13 | 44.26 | 37.40 | 37.29 | 43.05 | |||||||||||||
1943 | 29.19 | 34.57 | 34.65 | 40.30 | 41.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.21 | p | 36.41 | d | 36.02 | f | |||||
1944 | 35.65 | e | 35.84 | d | 37.55 | 41.60 | 45.71 | 49.40 | 53.23 | 53.45 | 51.83 | 50.06 | 40.83 | 36.06 | 44.27 | |||||||||||
1945 | 38.06 | 37.75 | 36.74 | 40.33 | 46.26 | 47.37 | 51.42 | 51.84 | 49.40 | 46.00 | 40.53 | 38.71 | 43.70 | |||||||||||||
1946 | 37.97 | 37.79 | 39.10 | 40.80 | 47.55 | 49.53 | 52.84 | 52.32 | 51.03 | 43.42 | 37.87 | 37.55 | 43.98 | |||||||||||||
1947 | 32.58 | 39.29 | 40.94 | 43.60 | 46.65 | 49.40 | 52.39 | 52.16 | 50.47 | 46.32 | 40.33 | 38.35 | 44.37 | |||||||||||||
1948 | 34.23 | 33.10 | 35.68 | 37.40 | 43.90 | 49.93 | 50.65 | 51.58 | 48.43 | 43.19 | 36.33 | 31.06 | 41.29 | |||||||||||||
1949 | 24.87 | 31.21 | 37.10 | 39.60 | 42.87 | 44.87 | 46.77 | 50.06 | 47.50 | 38.97 | 41.30 | 36.17 | a | 40.11 | ||||||||||||
1950 | 26.61 | 35.50 | 38.39 | 38.67 | 43.06 | 49.37 | 51.65 | 53.97 | 50.23 | 44.52 | 40.80 | 42.52 | 42.94 | |||||||||||||
1951 | 35.48 | 36.68 | 34.26 | 42.30 | 44.45 | 50.13 | 53.45 | 51.97 | 50.37 | 46.48 | 41.07 | 34.68 | 43.44 | |||||||||||||
1952 | 32.94 | 35.90 | 36.61 | 41.20 | 44.74 | 48.77 | 52.19 | 52.90 | 51.23 | 49.87 | 39.17 | 37.68 | 43.60 | |||||||||||||
1953 | 42.19 | 38.68 | 38.55 | 40.47 | 45.29 | 48.27 | 52.58 | 54.55 | 52.60 | 48.42 | 43.53 | 40.45 | 45.46 | |||||||||||||
1954 | 34.65 | 38.82 | 36.35 | 40.20 | 44.45 | 47.60 | 50.68 | 52.52 | 51.90 | 46.10 | 45.87 | 38.26 | 43.95 | |||||||||||||
1955 | 36.06 | 35.93 | 35.29 | 37.57 | 43.03 | 48.90 | 51.61 | 51.63 | a | 49.93 | 46.58 | 37.03 | 35.58 | 42.43 | ||||||||||||
1956 | 37.39 | 32.50 | a | 36.84 | 41.97 | 46.26 | 49.63 | 53.35 | 53.87 | 49.20 | 44.97 | 39.50 | 37.35 | 43.57 | ||||||||||||
1957 | 30.77 | 36.25 | 39.39 | 41.93 | 47.52 | 51.23 | 50.55 | 52.45 | 54.17 | 46.29 | 40.37 | 39.45 | 44.20 | |||||||||||||
1958 | 40.42 | 42.89 | 38.19 | 41.10 | 48.19 | 53.47 | 55.26 | 53.77 | 52.20 | 48.94 | 40.67 | 42.39 | 46.46 | |||||||||||||
1959 | 38.35 | 37.68 | 39.48 | 43.10 | 44.90 | 50.47 | 52.90 | 51.94 | 50.67 | 47.68 | 40.77 | 37.84 | 44.65 | |||||||||||||
1960 | 35.16 | 37.76 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 36.46 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 35.63 | 37.15 | 38.81 | 41.80 | 46.03 | 50.21 | 53.14 | 53.96 | 51.42 | 47.43 | 41.57 | 38.06 | 44.59 | |||||||||||||
S.D. | 3.69 | 2.79 | 2.49 | 1.91 | 1.89 | 1.89 | 1.75 | 1.62 | 1.71 | 2.36 | 2.49 | 2.42 | 1.30 | |||||||||||||
SKEW | -0.90 | -0.25 | 0.47 | 0.23 | -0.00 | 0.48 | -0.90 | 0.44 | -0.01 | -0.47 | 0.22 | -0.39 | -0.59 | |||||||||||||
MAX | 42.19 | 42.89 | 45.29 | 46.27 | 50.26 | 57.07 | 56.58 | 58.00 | 56.23 | 51.77 | 48.80 | 42.52 | 47.06 | |||||||||||||
MIN | 24.87 | 30.86 | 34.26 | 37.40 | 41.00 | 44.87 | 46.77 | 50.06 | 47.50 | 38.97 | 36.33 | 31.06 | 40.11 | |||||||||||||
YRS | 70 | 73 | 72 | 71 | 72 | 71 | 71 | 71 | 70 | 71 | 71 | 70 | 63 |