YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1892 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1893 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1894 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1895 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1896 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1897 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1898 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | 73.87 | 82.90 | a | 88.87 | 91.87 | 80.80 | 70.00 | a | 51.83 | a | 38.33 | a | 72.31 | d | ||||
1903 | 43.59 | b | 45.82 | 59.16 | 66.62 | a | 77.26 | 87.37 | 89.48 | 89.76 | b | 78.03 | 66.61 | 48.67 | 38.87 | 65.94 | ||||||||||
1904 | 43.61 | 47.79 | 52.71 | 71.13 | 76.55 | 84.80 | 89.90 | 94.29 | c | 84.07 | 67.32 | 55.61 | b | 43.81 | 67.63 | |||||||||||
1905 | 40.23 | 45.29 | 63.19 | 72.83 | 73.87 | 83.93 | 97.84 | 93.10 | 84.00 | 60.77 | 52.27 | 39.93 | d | 67.27 | ||||||||||||
1906 | 44.80 | a | 47.14 | 54.65 | 74.27 | ----- | z | ----- | z | 104.19 | 94.84 | 84.60 | 70.79 | b | 47.67 | i | ----- | z | 71.91 | d | ||||||
1907 | 32.19 | 45.39 | 55.97 | 68.25 | b | 79.36 | c | 82.27 | 92.93 | b | 84.45 | t | 81.79 | f | 77.00 | 54.93 | a | 45.74 | 63.40 | b | ||||||
1908 | 48.87 | a | 54.00 | 59.80 | f | 68.91 | s | 74.00 | a | 86.28 | a | 97.14 | b | 92.11 | c | 82.69 | a | 66.35 | 55.17 | a | 40.00 | 69.66 | b | |||
1909 | 31.65 | 52.43 | 63.60 | a | 68.03 | 77.19 | d | 84.57 | b | 86.83 | g | 89.28 | b | 83.59 | a | 73.00 | x | 56.07 | o | 36.00 | j | 68.79 | d | |||
1910 | 39.07 | c | 41.18 | 65.19 | 73.20 | 80.65 | 82.00 | a | 94.48 | 87.00 | a | 76.24 | a | 70.00 | 50.67 | 43.52 | 66.93 | |||||||||
1911 | 43.17 | a | 45.54 | 64.37 | a | 69.20 | 71.87 | 84.60 | 94.29 | 90.00 | a | 75.07 | 66.16 | 53.00 | a | 44.58 | 66.82 | |||||||||
1912 | 36.86 | i | 49.66 | 55.81 | 67.60 | 77.00 | a | 84.43 | b | 87.83 | a | 84.61 | 76.60 | 64.39 | 52.83 | a | 44.65 | 67.76 | a | |||||||
1913 | 39.06 | 39.75 | 55.19 | 70.48 | a | 76.94 | 84.53 | 92.48 | 91.84 | 81.27 | 62.17 | a | 54.72 | a | 37.39 | 65.49 | ||||||||||
1914 | 47.97 | b | 45.61 | 63.97 | 69.47 | 82.77 | 86.46 | b | 99.74 | 95.06 | 77.73 | 66.07 | a | 51.97 | 34.00 | 68.40 | ||||||||||
1915 | 35.74 | 52.86 | 65.87 | 76.57 | 77.00 | 87.47 | 93.13 | 100.58 | 82.07 | 70.16 | 50.86 | a | 40.16 | 69.37 | ||||||||||||
1916 | 24.48 | b | 35.83 | 55.19 | 64.47 | 66.17 | a | 78.13 | 82.48 | 90.39 | 78.93 | 64.50 | a | 43.80 | 37.13 | 60.13 | ||||||||||
1917 | 40.55 | 45.18 | 53.19 | 64.73 | 75.19 | 85.57 | 99.77 | 97.03 | 81.17 | 70.29 | 53.76 | a | 52.03 | 68.21 | ||||||||||||
1918 | 47.77 | 45.43 | 60.23 | 70.77 | 75.73 | a | 94.70 | 95.74 | 89.48 | 86.07 | 68.07 | a | 50.67 | 43.90 | 69.05 | |||||||||||
1919 | 41.26 | 46.70 | a | 58.81 | 70.43 | 79.13 | 85.93 | 98.90 | 94.87 | 78.83 | a | 62.81 | 50.63 | 25.81 | 66.18 | |||||||||||
1920 | 35.29 | 45.83 | 56.74 | 63.67 | 75.71 | 84.40 | 99.00 | 94.48 | 80.17 | 65.06 | 50.00 | 44.48 | 66.24 | |||||||||||||
1921 | 44.35 | 48.96 | 59.45 | 65.63 | 78.61 | 86.93 | 93.16 | 92.16 | 75.63 | 69.55 | 51.17 | 38.74 | 67.03 | |||||||||||||
1922 | 29.45 | 41.82 | 55.97 | 64.97 | 76.74 | 92.27 | 96.84 | 91.29 | 84.87 | 69.16 | 44.83 | 36.23 | 65.37 | |||||||||||||
1923 | 46.55 | 40.93 | 59.33 | a | 70.63 | 77.61 | 83.53 | 94.10 | 93.68 | 83.53 | 63.65 | 52.57 | 43.32 | 67.45 | ||||||||||||
1924 | 36.61 | 52.31 | 57.37 | a | 71.30 | 86.87 | 88.27 | 94.13 | 91.42 | 82.23 | 67.84 | 48.83 | 34.42 | 67.63 | ||||||||||||
1925 | 46.97 | a | 55.32 | 61.84 | 72.67 | 80.29 | 87.80 | 97.06 | 90.77 | 79.43 | 67.97 | b | 51.63 | 46.61 | 69.86 | |||||||||||
1926 | 43.16 | 56.00 | a | 65.35 | 77.00 | 77.55 | 91.03 | 96.97 | a | 91.06 | 76.17 | 67.77 | 51.59 | a | 41.31 | b | 69.58 | |||||||||
1927 | 39.32 | i | 51.75 | 57.68 | 67.47 | 72.55 | 84.33 | 93.26 | 90.97 | 75.77 | 66.13 | a | 56.65 | d | 44.18 | c | 69.16 | a | ||||||||
1928 | 35.65 | 48.07 | 60.87 | 66.33 | 84.06 | 84.83 | 96.61 | 92.00 | 81.40 | 66.58 | 50.57 | ----- | z | 69.73 | a | |||||||||||
1929 | ----- | z | ----- | z | 61.00 | c | 66.34 | a | 80.33 | a | 82.69 | a | 91.97 | a | 95.83 | a | 80.50 | b | 76.71 | x | ----- | z | ----- | z | 79.81 | e |
1930 | ----- | z | ----- | z | 64.47 | a | 71.80 | 76.42 | 86.62 | a | 99.23 | 97.90 | 83.03 | 64.19 | 49.59 | a | 41.86 | c | 73.51 | b | ||||||
1931 | 44.10 | 50.48 | a | 58.71 | 70.43 | 85.19 | 84.50 | 98.35 | 96.48 | 83.07 | 68.00 | 48.03 | 35.87 | 68.60 | ||||||||||||
1932 | 40.65 | 44.93 | 57.81 | 72.07 | 78.13 | 90.43 | 87.65 | 87.61 | 80.57 | 63.87 | 55.63 | 43.60 | a | 66.91 | ||||||||||||
1933 | 49.83 | b | 42.43 | 59.94 | 72.20 | 71.68 | 82.60 | 92.03 | 90.63 | a | 77.27 | 73.06 | 53.67 | 52.52 | b | 68.15 | ||||||||||
1934 | 51.55 | 57.04 | 72.10 | ----- | z | 81.10 | a | 85.23 | 92.52 | 93.87 | 79.62 | a | 66.42 | 52.10 | 46.23 | a | 70.71 | a | ||||||||
1935 | 42.37 | d | 47.86 | 55.06 | 64.37 | 77.90 | 83.27 | 91.48 | 89.87 | 84.30 | 65.14 | b | 44.28 | a | 37.55 | 65.29 | ||||||||||
1936 | 43.58 | 32.54 | a | 56.97 | 71.87 | 79.97 | 84.20 | 91.87 | 90.26 | 79.10 | 70.68 | 44.37 | 45.29 | 65.89 | ||||||||||||
1937 | 26.15 | d | 42.18 | 58.97 | 64.10 | 77.55 | 82.80 | 94.10 | 86.77 | 82.37 | 70.60 | a | 53.86 | a | 44.97 | a | 65.37 | |||||||||
1938 | 42.69 | b | 44.14 | 57.77 | 68.40 | 77.26 | 86.57 | 96.48 | 88.87 | 87.60 | 67.19 | 50.53 | 46.16 | 67.81 | ||||||||||||
1939 | 48.03 | 48.48 | a | 60.29 | 72.00 | 79.55 | 82.17 | 93.84 | 94.03 | 82.90 | 67.94 | 54.57 | 48.48 | 69.36 | ||||||||||||
1940 | 38.58 | 50.21 | 63.35 | 67.83 | 81.32 | 89.97 | 90.90 | 91.74 | 82.10 | 69.97 | 45.21 | b | 42.03 | 67.77 | ||||||||||||
1941 | 39.84 | 50.04 | 65.19 | 70.37 | 74.61 | 81.40 | 95.65 | 87.97 | 74.20 | 64.74 | 54.90 | 46.73 | a | 67.14 | ||||||||||||
1942 | 31.67 | a | 47.96 | 59.55 | 69.33 | 73.03 | 78.57 | 90.94 | 91.13 | 81.97 | 69.52 | 48.00 | 44.52 | b | 65.51 | |||||||||||
1943 | 34.93 | c | 46.93 | 55.42 | 67.67 | 69.65 | 76.20 | 88.00 | 85.52 | 85.03 | 65.77 | 48.07 | 39.10 | a | 63.52 | |||||||||||
1944 | 38.84 | 47.38 | 57.97 | 67.57 | 77.03 | 81.77 | 91.61 | 88.52 | 84.37 | 72.13 | 48.90 | 37.32 | 66.12 | |||||||||||||
1945 | 43.94 | 51.54 | 56.10 | 65.30 | 77.07 | a | 82.63 | 93.29 | 91.45 | 78.43 | 70.45 | 51.14 | a | 39.93 | a | 66.77 | ||||||||||
1946 | 46.65 | 52.54 | 57.84 | 69.00 | 79.23 | 79.53 | 89.58 | 91.16 | 78.13 | 62.40 | a | 47.90 | a | 44.70 | a | 66.55 | ||||||||||
1947 | 39.87 | a | 51.68 | 63.29 | 70.93 | 81.84 | 78.73 | 88.16 | 86.68 | 81.79 | a | ----- | z | 51.60 | 44.35 | 67.18 | a | |||||||||
1948 | 42.61 | 44.38 | 55.94 | 62.53 | 69.42 | 81.17 | 84.90 | b | 83.97 | 76.07 | a | 64.00 | 52.10 | a | 39.68 | 63.06 | ||||||||||
1949 | 28.39 | 44.43 | 56.90 | 71.83 | 78.30 | a | 78.47 | 82.94 | 85.58 | 81.53 | 63.29 | 54.83 | 46.77 | 64.44 | ||||||||||||
1950 | 26.03 | 39.36 | 55.39 | 65.97 | 75.07 | a | 79.10 | 90.52 | 89.32 | 82.73 | 63.19 | 51.00 | 44.45 | 63.51 | ||||||||||||
1951 | 43.10 | 47.00 | a | 54.06 | 72.47 | 76.68 | 83.23 | 93.48 | 90.71 | 82.87 | 66.45 | 51.13 | 40.97 | 66.85 | ||||||||||||
1952 | 35.68 | 49.69 | 57.00 | 70.73 | 77.61 | 80.27 | 92.84 | 89.84 | 83.80 | 75.26 | 44.43 | 43.77 | 66.74 | |||||||||||||
1953 | 53.16 | 52.93 | 59.45 | 64.23 | 72.03 | 75.47 | 90.77 | 87.90 | 84.23 | 69.29 | 54.97 | 49.32 | 67.81 | |||||||||||||
1954 | 40.71 | 47.57 | 55.26 | 65.03 | 75.97 | 78.07 | 88.03 | 84.32 | 79.57 | 64.16 | 55.27 | 40.77 | 64.56 | |||||||||||||
1955 | 40.45 | 48.29 | 51.97 | 59.67 | 70.81 | 83.87 | 84.81 | 89.58 | 80.00 | 65.58 | 44.79 | a | 40.42 | 63.35 | ||||||||||||
1956 | 41.61 | 37.21 | 57.16 | 70.67 | 76.73 | a | 80.20 | 92.26 | 88.81 | 82.77 | 64.74 | 46.37 | 43.87 | 65.20 | ||||||||||||
1957 | 27.42 | 45.36 | 54.52 | 65.93 | 75.26 | 81.83 | 84.84 | 82.29 | 80.17 | 61.71 | 51.90 | 49.84 | 63.42 | |||||||||||||
1958 | 45.13 | 54.96 | 56.23 | 62.73 | 81.81 | 86.93 | 94.97 | 94.26 | 80.00 | 69.77 | 51.83 | 42.97 | 68.47 | |||||||||||||
1959 | 43.58 | 47.46 | 60.10 | 68.40 | 72.10 | 83.23 | 93.71 | 87.50 | a | 76.20 | 65.74 | 49.07 | 40.84 | 65.66 | ||||||||||||
1960 | 32.16 | 49.66 | 56.39 | 66.37 | 72.61 | 85.43 | 97.65 | 87.35 | 81.90 | 66.74 | 53.83 | 36.61 | 65.56 | |||||||||||||
1961 | 41.48 | 54.70 | a | 58.52 | 66.37 | 73.94 | 88.53 | 94.90 | 95.58 | 77.47 | 64.26 | 47.03 | 43.19 | 67.16 | ||||||||||||
1962 | 41.86 | b | 47.86 | 54.61 | 70.47 | 69.13 | 83.60 | 91.29 | 85.71 | 81.50 | 63.77 | 53.57 | 44.77 | 65.68 | ||||||||||||
1963 | 36.52 | 45.86 | 59.13 | 62.63 | 75.45 | 83.30 | 86.13 | 89.13 | 82.20 | 68.94 | 53.80 | 38.48 | 65.13 | |||||||||||||
1964 | 47.35 | 52.34 | 56.00 | 65.37 | 73.39 | 80.20 | 89.61 | 83.58 | 76.57 | 64.42 | 46.67 | 39.32 | 64.57 | |||||||||||||
1965 | 42.61 | 52.57 | 56.77 | 70.13 | 75.13 | 83.17 | 91.81 | 88.03 | 74.67 | f | 69.54 | e | ----- | z | ----- | z | 69.97 | c | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 40.26 | 47.48 | 58.69 | 68.54 | 76.58 | 83.89 | 92.75 | 90.54 | 80.76 | 67.05 | 50.90 | 42.14 | 66.40 | |||||||||||||
S.D. | 6.57 | 4.98 | 3.86 | 3.56 | 3.93 | 3.73 | 4.40 | 3.72 | 3.06 | 3.28 | 3.37 | 4.63 | 1.93 | |||||||||||||
SKEW | -0.58 | -0.53 | 0.92 | -0.02 | 0.01 | 0.28 | -0.14 | 0.14 | -0.23 | 0.57 | -0.49 | -0.51 | -0.62 | |||||||||||||
MAX | 53.16 | 57.04 | 72.10 | 77.00 | 86.87 | 94.70 | 104.19 | 100.58 | 87.60 | 77.00 | 56.65 | 52.52 | 69.86 | |||||||||||||
MIN | 24.48 | 32.54 | 51.97 | 59.67 | 66.17 | 75.47 | 82.48 | 82.29 | 74.20 | 60.77 | 43.80 | 25.81 | 60.13 | |||||||||||||
YRS | 59 | 61 | 62 | 61 | 63 | 63 | 63 | 63 | 62 | 61 | 60 | 59 | 51 |