YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.25 | n | 35.38 | e | 37.50 | 28.71 | 33.86 | i | ||
1904 | 30.87 | ----- | z | ----- | z | ----- | z | ----- | z | 37.93 | 51.26 | 52.19 | 48.60 | 29.45 | 25.10 | 18.70 | a | 36.76 | d | |||||||
1905 | 20.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.33 | 27.61 | 20.77 | 5.23 | 23.07 | g | |||||
1906 | 8.48 | ----- | z | ----- | z | 19.87 | 31.77 | 37.13 | 44.71 | 43.13 | ----- | z | 41.19 | 26.17 | 28.45 | 31.21 | c | |||||||||
1907 | 18.87 | 34.96 | ----- | z | 32.97 | 34.32 | 39.97 | ----- | z | 47.71 | 41.07 | 35.23 | 24.33 | 16.23 | 32.57 | b | ||||||||||
1908 | ----- | z | ----- | z | 25.55 | 30.33 | 32.03 | ----- | z | ----- | z | ----- | z | 40.87 | 27.16 | 20.27 | 15.84 | 27.44 | e | |||||||
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.67 | 50.81 | ----- | z | 41.50 | 26.90 | ----- | z | ----- | z | 41.22 | h | ||||
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.27 | ----- | z | ----- | z | ----- | z | 40.27 | k | |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.29 | 46.57 | 30.52 | 20.03 | 9.03 | 31.69 | g | |||||
1912 | 11.68 | 16.03 | 24.61 | 29.93 | 34.29 | 38.93 | 48.55 | ----- | z | ----- | z | 29.48 | 21.62 | a | 12.52 | 26.77 | b | |||||||||
1913 | 7.61 | 13.93 | 13.71 | 27.77 | 32.29 | 38.77 | 48.55 | 52.16 | 41.90 | 30.47 | a | 26.70 | c | 11.77 | 28.80 | |||||||||||
1914 | 18.52 | 15.07 | 20.97 | 30.53 | 40.23 | 43.65 | d | 52.90 | a | 51.90 | 46.70 | c | 35.06 | 24.83 | 14.97 | 32.95 | ||||||||||
1915 | 12.94 | 17.04 | 21.36 | c | 31.80 | 34.72 | b | 45.93 | a | 54.74 | 51.83 | b | 43.37 | 31.94 | 24.90 | 17.32 | 32.32 | |||||||||
1916 | 16.80 | a | 22.97 | 30.06 | 31.80 | 38.35 | 45.03 | 52.43 | a | 51.35 | 41.90 | 33.35 | 22.68 | b | 10.81 | 33.13 | ||||||||||
1917 | 8.03 | 13.04 | 15.39 | 28.40 | 35.84 | 45.80 | 55.65 | 50.39 | 44.41 | a | 32.27 | a | 23.03 | a | 17.41 | b | 30.80 | |||||||||
1918 | 13.03 | a | 19.57 | 27.06 | 28.72 | a | 34.65 | 50.40 | 50.84 | 50.52 | 44.60 | 33.11 | d | 21.24 | a | 14.47 | a | 32.35 | ||||||||
1919 | 11.45 | 14.37 | a | 19.31 | b | 31.43 | 39.13 | 44.27 | 56.18 | c | 52.71 | 45.60 | 30.34 | b | 26.97 | 20.10 | 32.65 | |||||||||
1920 | 22.24 | j | 23.79 | a | 20.10 | 27.43 | 38.61 | 46.20 | 50.71 | 51.79 | b | 44.59 | c | ----- | z | 25.09 | g | 12.86 | c | 35.12 | c | |||||
1921 | 18.32 | 21.64 | 30.60 | a | 28.46 | d | 37.13 | 46.50 | 55.06 | 54.00 | 45.87 | 39.55 | 28.27 | 25.13 | a | 35.88 | ||||||||||
1922 | 13.16 | 19.43 | 21.48 | 27.20 | 38.90 | 49.87 | 55.23 | 54.04 | h | 48.27 | 36.48 | 24.87 | 25.84 | 32.79 | a | |||||||||||
1923 | 23.94 | 18.54 | 22.32 | 30.63 | 39.06 | 43.57 | 54.48 | 51.84 | 43.50 | 33.48 | 29.00 | 21.45 | 34.32 | |||||||||||||
1924 | 15.55 | 23.97 | 20.29 | 32.43 | 41.61 | 51.40 | 46.58 | 42.74 | 48.90 | 32.61 | 26.87 | 13.68 | 33.05 | |||||||||||||
1925 | 9.03 | 22.11 | 25.61 | 31.47 | 41.55 | 47.07 | 55.97 | 51.35 | 43.90 | 34.87 | 25.23 | 20.81 | 34.08 | |||||||||||||
1926 | 15.48 | 23.43 | 27.32 | 34.57 | 39.52 | 49.87 | 53.87 | 54.35 | 49.20 | 40.97 | 30.17 | 19.19 | d | 36.49 | ||||||||||||
1927 | 25.35 | 26.21 | 26.10 | 33.87 | 40.81 | 46.77 | 54.39 | 52.90 | 47.43 | 36.13 | 30.20 | 15.70 | a | 36.32 | ||||||||||||
1928 | 19.97 | 21.52 | 29.32 | 32.23 | 40.90 | 51.53 | 55.90 | 54.13 | 49.80 | 38.26 | 27.93 | 19.03 | 36.71 | |||||||||||||
1929 | 18.81 | 16.21 | 25.87 | 30.37 | 40.81 | 46.45 | a | 55.68 | 53.00 | 47.77 | 38.03 | 24.87 | 25.19 | 35.25 | ||||||||||||
1930 | 15.03 | 25.71 | 25.39 | 36.70 | 34.58 | 48.33 | 55.58 | 54.23 | 47.33 | 34.97 | 26.47 | 19.26 | 35.30 | |||||||||||||
1931 | 20.03 | 27.18 | 27.13 | 36.50 | 42.03 | 51.63 | 58.48 | 55.68 | 50.20 | 39.39 | 25.63 | 17.90 | 37.65 | |||||||||||||
1932 | 12.48 | 22.83 | 26.97 | 34.03 | 40.68 | 49.33 | 57.58 | 55.97 | 50.20 | 37.87 | 30.73 | 15.81 | 36.21 | |||||||||||||
1933 | 16.84 | 12.79 | 27.84 | 29.20 | 35.23 | 50.47 | 58.03 | 54.42 | 51.93 | 42.13 | 29.77 | 24.58 | 36.10 | |||||||||||||
1934 | 21.97 | 27.86 | 33.97 | 38.30 | 46.83 | a | 46.67 | 57.45 | 56.23 | a | 47.37 | 40.10 | 29.55 | a | 22.96 | g | 40.57 | a | ||||||||
1935 | 20.52 | 25.18 | 24.29 | 34.09 | g | 38.03 | 51.70 | 53.68 | 55.61 | 49.83 | 37.97 | 25.97 | a | 23.13 | 36.90 | a | ||||||||||
1936 | 21.14 | b | 21.52 | 28.29 | 37.00 | 44.90 | a | 53.40 | 56.87 | 53.94 | 47.03 | 39.29 | 30.07 | 22.63 | a | 38.01 | ||||||||||
1937 | 6.52 | b | 20.18 | 26.97 | 33.45 | a | 46.39 | 49.77 | 57.55 | 57.13 | 51.70 | 42.06 | 30.03 | 26.48 | 37.35 | |||||||||||
1938 | 21.13 | 21.41 | a | 24.19 | 34.97 | a | 40.10 | a | 51.80 | 55.93 | a | 55.63 | a | 51.10 | 37.16 | 22.73 | 23.52 | 36.64 | ||||||||
1939 | 21.32 | 12.86 | 29.39 | 37.00 | 44.00 | 47.87 | 55.71 | 55.23 | 49.97 | 36.00 | 30.73 | 25.71 | 37.15 | |||||||||||||
1940 | 23.94 | 23.97 | 29.13 | 33.90 | 43.00 | 52.03 | 55.00 | 54.29 | 49.03 | 38.45 | 27.10 | 24.90 | 37.90 | |||||||||||||
1941 | 21.55 | 27.14 | 27.81 | 29.03 | 41.39 | 45.60 | 54.32 | 52.45 | 44.67 | 35.42 | 28.33 | 23.52 | 35.94 | |||||||||||||
1942 | 21.68 | 18.36 | 23.97 | 33.40 | 38.29 | 48.77 | 55.55 | 53.68 | 47.73 | 36.97 | 29.87 | 24.77 | 36.09 | |||||||||||||
1943 | 22.29 | 23.46 | 30.26 | 36.40 | 41.45 | 46.77 | 55.26 | 55.93 | a | 48.20 | 37.39 | 27.13 | 23.00 | 37.30 | ||||||||||||
1944 | 19.55 | 20.17 | 22.23 | 28.87 | 39.00 | 43.20 | 52.45 | 54.42 | 49.27 | 39.16 | 25.80 | 23.03 | 34.76 | |||||||||||||
1945 | 20.50 | a | 24.61 | 23.61 | 28.04 | f | 38.80 | a | 43.67 | 55.06 | 54.52 | 47.73 | 39.47 | a | 27.03 | 18.16 | 35.74 | a | ||||||||
1946 | 17.45 | 19.39 | 26.00 | 35.47 | 38.73 | a | 47.93 | 54.81 | 54.19 | 48.77 | 34.45 | 25.47 | 25.00 | 35.64 | ||||||||||||
1947 | 17.29 | 25.86 | 28.10 | 31.83 | 42.06 | 44.10 | 53.52 | 51.55 | 49.57 | 38.55 | 23.03 | 18.32 | 35.31 | |||||||||||||
1948 | 20.29 | 18.76 | 20.35 | 33.07 | 39.55 | 47.20 | 53.03 | 53.13 | 47.50 | 37.58 | 23.60 | 19.55 | 34.47 | |||||||||||||
1949 | 9.65 | 9.50 | 24.84 | 34.27 | 37.58 | 45.23 | 53.55 | 50.19 | 49.43 | 33.48 | 30.27 | 17.06 | 32.92 | |||||||||||||
1950 | 21.25 | g | 24.52 | e | 27.29 | 34.93 | 37.06 | 46.23 | 53.58 | 49.42 | 44.53 | 41.61 | 29.93 | 26.70 | a | 37.80 | a | |||||||||
1951 | 19.81 | 21.57 | 24.61 | 32.37 | 40.32 | 44.57 | 55.61 | 51.97 | 47.90 | 37.03 | 26.33 | 19.61 | 35.14 | |||||||||||||
1952 | 18.61 | 19.90 | 20.84 | 34.17 | 42.13 | a | 49.40 | 52.58 | 54.48 | 49.57 | 39.42 | 23.70 | 18.87 | 35.31 | ||||||||||||
1953 | 25.16 | 21.39 | 25.77 | 30.77 | 35.10 | 47.82 | b | 56.77 | 53.23 | a | 46.13 | 38.26 | 32.23 | 20.29 | 36.08 | |||||||||||
1954 | 22.87 | 26.21 | 24.81 | 36.77 | 43.48 | 47.54 | b | 56.65 | 53.08 | e | 48.96 | c | 39.71 | 29.90 | 21.81 | 37.65 | ||||||||||
1955 | 15.94 | 12.93 | 26.16 | 30.70 | 39.67 | a | 45.80 | e | 54.74 | 55.61 | 47.77 | 41.10 | a | 29.40 | 27.52 | 35.61 | ||||||||||
1956 | 27.81 | 19.03 | 27.16 | 31.97 | 41.74 | 51.07 | 53.97 | 51.48 | 48.83 | 37.87 | 24.23 | 21.68 | 36.40 | |||||||||||||
1957 | 23.34 | b | 29.11 | 29.71 | 32.27 | 37.32 | 50.07 | a | 55.03 | 57.11 | v | ----- | z | ----- | z | ----- | z | ----- | z | 36.69 | e | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 17.98 | 21.00 | 25.19 | 32.12 | 39.10 | 46.81 | 54.14 | 52.77 | 46.87 | 36.01 | 26.64 | 19.87 | 35.16 | |||||||||||||
S.D. | 5.49 | 5.09 | 3.94 | 3.38 | 3.51 | 3.81 | 2.84 | 2.86 | 3.05 | 4.00 | 3.45 | 5.24 | 2.07 | |||||||||||||
SKEW | -0.25 | -0.01 | -0.66 | -0.82 | -0.12 | -0.68 | -1.30 | -1.68 | -0.59 | -0.59 | 0.32 | -0.49 | -0.99 | |||||||||||||
MAX | 30.87 | 34.96 | 33.97 | 38.30 | 46.83 | 53.40 | 58.48 | 57.13 | 51.93 | 42.13 | 37.50 | 28.71 | 38.01 | |||||||||||||
MIN | 6.52 | 9.50 | 13.71 | 19.87 | 31.77 | 37.13 | 44.71 | 42.74 | 40.27 | 26.90 | 20.03 | 5.23 | 28.80 | |||||||||||||
YRS | 48 | 47 | 47 | 47 | 49 | 50 | 49 | 47 | 51 | 52 | 51 | 51 | 38 |