YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1901 | ----- | z | ----- | z | ----- | z | 36.53 | 46.71 | 52.69 | a | 60.71 | 59.74 | 52.83 | 43.61 | 35.90 | 26.65 | 46.15 | c | ||||||||
1902 | 26.87 | 28.96 | 29.45 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.43 | i | |||
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 | ----- | 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 | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.71 | 28.47 | 18.84 | 29.67 | i | |||
1912 | 25.19 | 24.17 | 32.26 | 32.20 | 42.74 | 53.17 | 57.03 | 57.52 | 48.70 | 38.19 | 25.70 | 19.94 | 38.07 | |||||||||||||
1913 | 18.52 | 24.50 | 26.94 | 34.20 | 43.71 | 50.27 | 58.29 | 57.84 | 47.53 | 40.06 | 34.40 | 22.58 | 38.24 | |||||||||||||
1914 | 26.90 | 27.11 | 29.52 | 39.10 | 45.45 | 55.67 | 58.52 | 57.03 | 51.60 | 40.58 | 33.43 | 26.48 | 40.95 | |||||||||||||
1915 | 21.90 | 26.96 | 29.87 | 38.70 | 42.42 | 53.67 | 59.84 | 57.19 | 50.57 | 39.26 | 29.60 | 25.19 | 39.60 | |||||||||||||
1916 | 28.94 | 29.76 | 35.00 | 37.13 | 42.90 | 56.30 | 59.77 | 57.29 | 50.20 | 42.03 | 28.03 | 23.23 | 40.88 | |||||||||||||
1917 | 25.84 | 25.86 | 25.52 | 35.23 | 39.87 | 54.13 | 60.61 | 58.03 | 52.40 | 40.03 | 29.77 | 27.19 | 39.54 | |||||||||||||
1918 | 22.74 | 30.36 | 35.10 | 38.70 | 44.00 | 59.77 | 60.87 | 58.00 | 52.20 | 43.94 | 28.87 | 21.71 | 41.35 | |||||||||||||
1919 | 20.45 | 23.86 | 29.32 | 39.53 | 47.45 | 52.87 | 58.35 | 56.90 | 52.50 | 38.90 | 31.53 | 27.61 | 39.94 | |||||||||||||
1920 | 26.55 | 34.31 | 30.26 | 34.37 | 45.23 | 53.73 | 58.61 | 56.65 | 50.60 | 38.77 | 28.27 | 21.32 | 39.89 | |||||||||||||
1921 | 25.42 | 25.43 | 33.45 | 35.10 | a | 44.13 | 53.13 | 59.39 | 56.77 | 54.27 | 42.84 | 30.33 | 28.74 | 40.75 | ||||||||||||
1922 | 22.42 | 26.36 | 27.68 | 34.40 | 46.42 | 56.47 | 60.77 | 60.00 | 53.80 | 41.48 | 26.77 | 28.32 | 40.41 | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.00 | c | 59.90 | 52.73 | 38.61 | 27.67 | 23.00 | 43.49 | f | |||||
1944 | 18.26 | 23.24 | 26.43 | a | 33.50 | 43.42 | 51.63 | 57.65 | 57.39 | 49.23 | 42.13 | 28.37 | 22.45 | 37.81 | ||||||||||||
1945 | 21.84 | 23.18 | 24.93 | a | 31.27 | 41.35 | 48.87 | 60.23 | 59.10 | 50.40 | 41.94 | 29.17 | 23.03 | 37.94 | ||||||||||||
1946 | 21.84 | 23.18 | 31.23 | 40.47 | 43.16 | 54.60 | 57.16 | 58.29 | 54.41 | a | 38.07 | a | 26.83 | 26.16 | 39.62 | |||||||||||
1947 | 20.00 | 26.57 | 30.77 | 33.97 | ----- | z | 52.27 | 60.03 | 57.81 | 54.63 | 43.29 | 28.77 | 21.52 | 39.06 | a | |||||||||||
1948 | 22.20 | a | 25.48 | 27.94 | 38.80 | 44.00 | 54.13 | 57.48 | 58.52 | 52.20 | 40.58 | g | 24.00 | 26.32 | 39.19 | a | ||||||||||
1949 | 19.10 | 24.32 | 30.45 | 36.66 | a | 40.84 | 52.73 | 58.03 | 53.60 | a | 50.47 | 35.26 | 28.97 | 18.16 | 37.38 | |||||||||||
1950 | 21.45 | 25.11 | 28.13 | 38.07 | 43.97 | 55.00 | 58.35 | 55.03 | 51.00 | 46.77 | 33.13 | 28.81 | 40.40 | |||||||||||||
1951 | 24.52 | 25.93 | 30.39 | 37.23 | 46.00 | a | 53.43 | 63.61 | 60.71 | 55.24 | a | 43.87 | 31.37 | 28.94 | 41.77 | |||||||||||
1952 | 30.94 | 27.21 | 28.32 | 39.23 | 49.03 | 57.00 | 58.87 | 60.39 | 53.17 | 43.48 | 29.73 | 25.45 | 41.90 | |||||||||||||
1953 | 29.77 | 19.89 | 33.65 | 38.87 | 41.06 | 58.13 | 61.97 | a | 57.68 | 52.23 | 41.45 | 34.03 | 20.87 | 40.80 | ||||||||||||
1954 | 27.55 | 30.19 | a | 31.97 | 42.50 | 48.90 | 55.87 | 60.61 | 56.74 | 55.27 | 45.97 | a | 35.00 | 25.13 | 42.97 | |||||||||||
1955 | 23.45 | 21.75 | 32.23 | 37.30 | 44.97 | 53.73 | 57.87 | 57.26 | 48.40 | 40.77 | 31.20 | 28.06 | 39.75 | |||||||||||||
1956 | 27.97 | a | 22.79 | 30.13 | 34.67 | c | 45.37 | a | 57.00 | n | 58.65 | 54.90 | 52.15 | c | 40.62 | b | 25.41 | c | 24.68 | 37.94 | a | |||||
1957 | 29.58 | 35.63 | a | 33.23 | a | 36.13 | 43.17 | a | 54.93 | a | 60.77 | 58.52 | 47.30 | 42.26 | 27.43 | 27.29 | 41.35 | |||||||||
1958 | 22.61 | 30.75 | 30.13 | 36.37 | 47.35 | 57.67 | 60.61 | 59.07 | a | 53.70 | 43.58 | 31.53 | 27.61 | 41.75 | ||||||||||||
1959 | 24.61 | 26.43 | 29.03 | 39.87 | 41.61 | 52.03 | 59.03 | 58.81 | 50.60 | 40.52 | 29.23 | 27.38 | b | 39.93 | ||||||||||||
1960 | 20.18 | c | 22.07 | 32.06 | 36.67 | 42.80 | a | 57.30 | 57.50 | a | 57.13 | 49.83 | 38.50 | a | 28.86 | a | 21.87 | 38.73 | ||||||||
1961 | 22.90 | 24.57 | 29.29 | 36.73 | 44.97 | 54.80 | 58.68 | 58.74 | 50.60 | 40.07 | a | 30.33 | 27.94 | 39.97 | ||||||||||||
1962 | 21.77 | 30.86 | 26.42 | 40.60 | 43.52 | 51.27 | 57.84 | 58.10 | 53.30 | 41.68 | 33.40 | 28.00 | 40.56 | |||||||||||||
1963 | 21.13 | 26.86 | 29.13 | 37.13 | 46.87 | 50.57 | 60.58 | 57.23 | 52.33 | 42.29 | 30.33 | 21.00 | 39.62 | |||||||||||||
1964 | 16.87 | 16.83 | 27.00 | 35.90 | 45.06 | 52.77 | 60.13 | 58.81 | 51.70 | 40.65 | ----- | z | ----- | z | 40.57 | b | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 23.64 | 26.07 | 29.92 | 36.88 | 44.33 | 54.08 | 59.34 | 57.84 | 51.71 | 41.27 | 29.88 | 24.75 | 40.07 | |||||||||||||
S.D. | 3.61 | 3.86 | 2.60 | 2.54 | 2.27 | 2.44 | 1.49 | 1.52 | 2.08 | 2.37 | 2.82 | 3.17 | 1.37 | |||||||||||||
SKEW | 0.24 | 0.31 | 0.13 | -0.09 | 0.20 | 0.20 | 0.60 | -0.51 | -0.27 | -0.01 | 0.25 | -0.40 | -0.16 | |||||||||||||
MAX | 30.94 | 35.63 | 35.10 | 42.50 | 49.03 | 59.77 | 63.61 | 60.71 | 55.27 | 46.77 | 35.90 | 28.94 | 42.97 | |||||||||||||
MIN | 16.87 | 16.83 | 24.93 | 31.27 | 39.87 | 48.87 | 57.03 | 53.60 | 47.30 | 35.26 | 24.00 | 18.16 | 37.38 | |||||||||||||
YRS | 33 | 33 | 33 | 33 | 32 | 32 | 34 | 34 | 34 | 34 | 34 | 34 | 28 |