YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1896 | ----- | z | ----- | z | ----- | z | ----- | z | 30.46 | e | ----- | z | 45.13 | 42.48 | 38.00 | 32.19 | 19.80 | 11.55 | 31.37 | e | ||||||
1897 | 13.84 | 16.96 | 19.42 | 28.83 | 41.39 | 43.20 | 51.35 | 51.35 | 48.30 | 33.68 | 18.93 | 11.03 | 31.52 | |||||||||||||
1898 | 11.17 | b | 14.36 | 17.29 | 31.97 | 34.23 | 46.60 | 53.45 | 45.55 | 38.33 | 25.23 | 14.70 | 8.40 | a | 28.44 | |||||||||||
1899 | 10.23 | 16.14 | 20.23 | 28.17 | 30.77 | 47.03 | 54.90 | 52.77 | 43.97 | 31.71 | 19.70 | 12.45 | 30.67 | |||||||||||||
1900 | 14.90 | 16.07 | 23.29 | 29.03 | 38.70 | a | 46.80 | 53.13 | 49.13 | 45.07 | 30.66 | b | 20.90 | 10.93 | b | 31.55 | ||||||||||
1901 | 10.03 | 19.79 | 21.03 | 27.07 | 38.90 | 45.40 | 55.61 | 54.65 | 42.90 | 32.45 | 22.43 | 12.33 | a | 31.88 | ||||||||||||
1902 | 8.94 | 15.64 | 19.26 | 24.63 | 37.00 | 47.23 | 50.71 | q | 54.03 | 41.63 | 26.26 | 17.90 | 8.97 | 27.41 | a | |||||||||||
1903 | 15.48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 15.48 | k | |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 13.50 | 12.67 | a | 13.08 | j | |
1909 | 18.35 | 16.29 | 18.10 | 25.70 | 31.55 | 41.73 | 53.03 | 53.45 | ----- | z | 20.33 | y | 19.23 | 9.06 | 28.65 | b | ||||||||||
1910 | 17.23 | a | 14.38 | b | 22.65 | 26.97 | 37.55 | 51.32 | b | 51.48 | 51.30 | a | 42.20 | 27.71 | 20.90 | 13.71 | 31.45 | |||||||||
1911 | 22.77 | a | 17.96 | 27.68 | 30.20 | 32.97 | 40.13 | 53.55 | 48.45 | 39.27 | 29.71 | 22.33 | 2.83 | a | 30.65 | |||||||||||
1912 | 4.35 | 8.14 | 23.48 | 27.64 | b | 31.48 | 41.17 | 46.10 | 45.45 | 30.43 | 25.87 | 9.13 | 4.23 | 24.79 | ||||||||||||
1913 | 3.10 | 11.68 | 17.35 | 21.10 | 32.23 | 42.30 | 46.26 | 47.84 | 37.57 | 29.55 | 26.37 | 10.42 | 27.15 | |||||||||||||
1914 | 18.10 | 15.18 | 21.35 | 30.40 | 36.87 | 42.83 | 51.16 | 46.23 | 40.13 | 29.26 | 17.33 | 11.58 | 30.04 | |||||||||||||
1915 | 7.65 | 17.43 | 19.41 | b | 32.43 | 31.13 | 41.30 | 46.81 | 43.35 | 35.63 | 18.42 | 13.60 | 10.81 | 26.50 | ||||||||||||
1916 | 17.84 | 18.00 | a | 21.91 | i | 27.33 | 28.35 | 37.33 | 50.03 | 46.42 | 30.55 | h | 27.87 | ----- | z | ----- | z | 31.65 | d | |||||||
1917 | ----- | z | 8.25 | 11.42 | ----- | z | 31.97 | 36.87 | 46.71 | 45.39 | 38.20 | ----- | z | ----- | z | 7.60 | a | 28.30 | d | |||||||
1918 | 4.90 | a | 17.18 | 26.26 | 27.10 | ----- | z | ----- | z | 46.58 | 43.81 | 40.57 | ----- | z | ----- | z | ----- | z | 29.48 | e | ||||||
1919 | -3.00 | 16.05 | i | 25.06 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | -3.00 | k | |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.25 | n | 49.26 | 49.84 | 44.64 | e | 28.37 | d | 11.92 | e | 8.06 | 32.02 | f | |||
1926 | -0.26 | 16.21 | 23.06 | 32.23 | 37.48 | 42.63 | 49.35 | 46.35 | 43.67 | 30.61 | 18.60 | 2.47 | a | 28.54 | ||||||||||||
1927 | 14.93 | c | 24.39 | 21.67 | a | 27.13 | 36.06 | 44.47 | 51.65 | 49.71 | 44.33 | 27.19 | 20.40 | 9.71 | 30.97 | |||||||||||
1928 | 9.00 | 14.83 | 22.23 | 26.33 | 38.13 | 43.57 | 51.48 | 48.68 | 38.97 | 30.42 | 21.53 | 7.39 | 29.38 | |||||||||||||
1929 | 7.71 | 10.96 | 20.45 | 24.60 | 38.00 | 41.83 | 54.26 | 51.58 | 44.10 | a | 31.29 | 14.37 | 10.19 | 29.11 | ||||||||||||
1930 | 9.26 | 16.32 | 18.68 | 30.03 | 32.35 | 43.70 | 53.16 | 49.00 | 38.83 | 24.65 | 11.68 | e | 0.23 | 27.32 | ||||||||||||
1931 | 4.39 | 22.00 | 18.03 | 30.83 | 35.13 | 44.70 | 52.94 | 50.48 | 44.87 | 31.52 | 14.29 | b | 2.16 | 29.28 | ||||||||||||
1932 | -0.39 | c | 18.83 | 20.61 | 27.13 | 35.17 | b | 42.00 | 52.58 | 50.87 | 38.03 | 27.97 | 15.73 | 5.61 | 27.85 | |||||||||||
1933 | 4.32 | 7.82 | 20.09 | t | 22.43 | 31.81 | 47.40 | 54.03 | 49.77 | 45.10 | a | 32.71 | 17.70 | 14.48 | 29.78 | a | ||||||||||
1934 | 10.61 | 19.86 | 21.16 | 29.62 | f | 40.87 | 41.00 | 52.65 | 53.39 | 40.33 | 29.20 | f | 18.15 | j | 12.13 | 32.44 | c | |||||||||
1935 | 16.10 | 18.29 | 21.87 | 29.40 | 35.71 | c | 39.23 | q | 53.41 | i | 52.42 | 41.20 | 30.97 | 17.80 | 14.06 | 27.78 | b | |||||||||
1936 | 11.71 | 20.97 | 21.20 | a | 26.94 | m | 37.14 | b | 47.23 | 51.61 | 50.46 | e | 40.60 | e | 29.00 | d | 15.30 | 10.48 | d | 30.52 | a | |||||
1937 | -2.84 | 15.82 | 21.87 | 26.23 | 37.35 | 43.60 | 50.35 | 50.63 | a | 44.90 | 31.76 | b | 18.13 | 16.40 | a | 29.52 | ||||||||||
1938 | 15.20 | f | ----- | z | 24.75 | c | 31.67 | i | 33.97 | 46.97 | a | 49.28 | b | 48.50 | a | 37.25 | j | 27.19 | d | 10.90 | a | 12.74 | 31.79 | d | ||
1939 | 11.26 | 7.64 | 23.60 | a | 31.83 | 37.68 | 46.27 | d | 51.52 | 49.55 | 46.23 | 25.29 | c | 18.41 | a | 14.00 | 30.27 | |||||||||
1940 | 14.48 | 20.10 | 22.61 | 29.27 | 37.87 | 47.60 | 51.48 | 49.52 | 44.13 | 32.52 | d | 18.40 | 22.06 | 32.50 | ||||||||||||
1941 | 19.63 | a | 23.39 | 24.35 | 29.07 | a | 38.87 | 43.56 | e | 47.93 | d | 49.42 | g | 40.83 | 33.37 | a | 17.77 | 14.10 | 30.26 | a | ||||||
1942 | 9.27 | a | 13.19 | a | 18.54 | e | 30.83 | 34.90 | 44.13 | 51.61 | 50.90 | 39.30 | 32.00 | 20.13 | 18.55 | 30.28 | ||||||||||
1943 | 14.68 | 18.32 | 21.87 | 29.03 | 35.16 | 43.93 | 52.84 | 53.19 | 36.07 | a | 25.55 | 13.20 | 11.32 | 29.60 | ||||||||||||
1944 | 7.61 | 14.00 | 16.55 | 26.07 | 34.65 | 41.83 | 52.47 | a | 48.84 | 40.23 | 33.61 | 18.20 | 12.90 | 28.91 | ||||||||||||
1945 | 12.35 | 15.71 | 15.97 | 23.27 | 36.52 | 38.50 | 49.74 | 51.58 | 41.03 | 29.93 | a | 11.93 | 2.67 | a | 27.43 | |||||||||||
1946 | 7.19 | 11.43 | 19.87 | a | 27.40 | 32.90 | 45.07 | 52.16 | 51.97 | 43.23 | 26.00 | 18.07 | 13.32 | 29.05 | ||||||||||||
1947 | 6.13 | 13.32 | 17.94 | 24.07 | ----- | z | 44.03 | 50.45 | 51.19 | 39.80 | 28.61 | 13.73 | 10.65 | 27.27 | a | |||||||||||
1948 | 6.57 | a | 16.24 | 17.19 | 28.33 | 36.35 | 42.60 | 48.39 | 47.40 | a | 38.50 | 28.32 | 13.30 | 13.65 | 28.07 | |||||||||||
1949 | 11.90 | 11.11 | 18.00 | 26.46 | d | 32.13 | 42.47 | 52.57 | a | 45.71 | 42.70 | 26.33 | a | 14.67 | 4.65 | 27.39 | ||||||||||
1950 | 6.10 | 16.21 | 17.55 | b | 23.38 | i | 29.58 | 38.00 | 50.45 | 41.13 | 36.13 | 29.75 | g | 15.03 | 10.39 | 26.06 | b | |||||||||
1951 | 9.39 | 14.79 | 19.36 | q | 25.17 | 33.13 | a | 37.80 | 54.61 | 52.10 | 37.90 | 27.90 | 15.90 | 13.26 | 29.27 | a | ||||||||||
1952 | 18.90 | 14.83 | 16.58 | 26.87 | 36.55 | 43.00 | 48.52 | 51.52 | 38.73 | 22.77 | 12.03 | 9.71 | 28.33 | |||||||||||||
1953 | 17.55 | 11.25 | 21.30 | a | 24.17 | a | 31.16 | 43.63 | 53.39 | 45.77 | 33.93 | 26.52 | 15.90 | 5.37 | a | 27.50 | ||||||||||
1954 | 11.19 | 11.61 | 18.42 | 31.33 | 36.61 | 41.83 | 51.97 | 47.45 | 42.97 | 31.16 | 15.63 | ----- | z | 30.93 | a | |||||||||||
1955 | 7.74 | 5.96 | 16.58 | 21.48 | a | 34.19 | 43.72 | a | 50.10 | a | 53.87 | 38.21 | k | 27.74 | 16.48 | a | 17.00 | 26.81 | a | |||||||
1956 | 16.68 | 9.21 | 19.40 | a | 14.60 | y | 37.08 | f | 48.66 | a | 51.06 | 48.06 | 39.03 | 29.40 | p | 8.68 | e | 6.04 | f | 30.10 | d | |||||
1957 | 21.68 | f | 23.59 | f | 25.58 | e | 29.43 | i | 35.67 | d | ----- | z | ----- | z | ----- | z | 37.27 | h | 32.84 | l | 18.92 | e | 11.58 | s | 26.72 | i |
1958 | 6.44 | f | 16.67 | g | 14.29 | x | 32.80 | y | 36.30 | k | 45.60 | t | 52.65 | k | 52.12 | w | 39.17 | x | 20.19 | o | ----- | z | 17.52 | b | 17.52 | k |
1959 | 15.00 | 19.56 | a | 20.48 | 32.40 | 39.55 | 52.47 | 54.06 | 52.52 | 44.37 | 32.81 | 23.30 | g | ----- | z | 36.32 | b | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 10.50 | 15.27 | 20.35 | 27.67 | 35.07 | 43.68 | 51.11 | 49.30 | 40.80 | 28.97 | 16.63 | 10.55 | 29.20 | |||||||||||||
S.D. | 5.98 | 4.21 | 3.08 | 2.97 | 3.09 | 3.35 | 2.54 | 3.20 | 3.52 | 3.20 | 3.69 | 4.57 | 1.80 | |||||||||||||
SKEW | -0.29 | -0.19 | -0.07 | -0.27 | -0.11 | 0.22 | -0.58 | -0.53 | -0.40 | -0.80 | 0.03 | -0.18 | -0.21 | |||||||||||||
MAX | 22.77 | 24.39 | 27.68 | 32.43 | 41.39 | 52.47 | 55.61 | 54.65 | 48.30 | 33.68 | 26.37 | 22.06 | 32.50 | |||||||||||||
MIN | -3.00 | 5.96 | 11.42 | 21.10 | 28.35 | 36.87 | 45.13 | 41.13 | 30.43 | 18.42 | 8.68 | 0.23 | 24.79 | |||||||||||||
YRS | 48 | 47 | 46 | 42 | 47 | 46 | 48 | 49 | 46 | 44 | 47 | 47 | 30 |