YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1894 | 45.45 | t | 36.35 | b | 61.00 | 73.87 | ----- | z | 90.40 | 94.29 | 91.77 | 83.27 | 76.65 | 63.93 | 49.16 | 72.07 | b | |||||||||
1895 | 42.39 | 41.00 | 60.32 | 74.00 | 81.32 | 85.13 | 87.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.31 | e | |||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | 56.00 | e | 62.30 | a | 68.20 | 69.97 | 89.47 | 95.19 | 88.16 | 81.90 | 67.90 | 59.04 | g | 41.69 | b | 72.08 | b | |||||||
1918 | 40.73 | a | 58.21 | 64.58 | 61.60 | 81.87 | 92.37 | 91.29 | 95.03 | 78.73 | 73.00 | 50.97 | 43.45 | 69.32 | ||||||||||||
1919 | 33.71 | 36.14 | 55.61 | 64.43 | 74.97 | 83.77 | 91.81 | 94.65 | 86.90 | 67.29 | 54.47 | 44.94 | 65.72 | |||||||||||||
1920 | 48.55 | 51.31 | 62.65 | 65.13 | 76.03 | 86.77 | 94.00 | 85.97 | 83.83 | 75.52 | 53.67 | 50.61 | 69.50 | |||||||||||||
1921 | 50.97 | 54.79 | 67.10 | 69.80 | 78.45 | 85.20 | 92.13 | 92.35 | 90.20 | 79.39 | 63.60 | 45.40 | a | 72.45 | ||||||||||||
1922 | 43.19 | 53.71 | 56.35 | 65.47 | 77.19 | 89.40 | 95.23 | 95.97 | 89.97 | 76.35 | 58.70 | 53.45 | 71.25 | |||||||||||||
1923 | 57.26 | 48.64 | 58.61 | 71.07 | 73.23 | 84.03 | 92.61 | 93.03 | 82.57 | 59.68 | 58.47 | 43.84 | 68.59 | |||||||||||||
1924 | 45.32 | 52.45 | 43.90 | 69.83 | 71.97 | 91.43 | 91.77 | 95.00 | 83.03 | 74.84 | 65.37 | 36.32 | 68.44 | |||||||||||||
1925 | 42.29 | 58.39 | 66.03 | 74.43 | 79.71 | 92.67 | 93.84 | 89.71 | 82.07 | 61.58 | 55.20 | 46.90 | 70.24 | |||||||||||||
1926 | 45.90 | a | 60.11 | 55.03 | 62.57 | 77.97 | 88.77 | 92.81 | 95.32 | 85.60 | 76.32 | 58.37 | 43.26 | 70.17 | ||||||||||||
1927 | 49.94 | 54.89 | 58.45 | 73.63 | 85.13 | 86.57 | 91.81 | 84.61 | 83.33 | 78.55 | 65.53 | 44.74 | 71.43 | |||||||||||||
1928 | 53.50 | a | 49.72 | 61.19 | 66.90 | 75.61 | 78.43 | 91.74 | 88.94 | 87.00 | 73.03 | 55.50 | 48.26 | 69.15 | ||||||||||||
1929 | 41.90 | 40.68 | 61.26 | 72.87 | 76.32 | 89.43 | 94.26 | 93.13 | 81.93 | 71.45 | 44.20 | 53.10 | 68.38 | |||||||||||||
1930 | 33.90 | 64.29 | 60.77 | 72.57 | 77.03 | 91.43 | 96.97 | 93.90 | 83.33 | 67.32 | 59.13 | 44.26 | 70.41 | |||||||||||||
1931 | 51.52 | 57.54 | 55.03 | 66.73 | 75.39 | 94.10 | 96.71 | 91.68 | 92.13 | 77.90 | 57.45 | a | 50.87 | 72.25 | ||||||||||||
1932 | 40.55 | 58.88 | c | 53.97 | 72.27 | 81.13 | 84.80 | 99.06 | 94.87 | 83.53 | 72.87 | 61.83 | 41.23 | a | 70.42 | |||||||||||
1933 | 55.87 | 51.64 | 65.13 | 72.03 | 80.00 | 97.43 | 99.29 | 90.84 | 92.30 | 76.32 | 62.00 | 57.35 | 75.02 | |||||||||||||
1934 | 54.50 | a | 51.86 | 64.06 | 75.10 | 88.48 | 95.53 | 103.23 | 98.97 | 84.47 | 79.55 | 62.97 | 53.29 | 76.00 | ||||||||||||
1935 | 55.68 | 56.71 | 68.32 | 69.33 | 71.39 | 90.57 | 100.23 | 98.55 | 86.43 | 74.00 | 55.93 | 49.03 | 73.01 | |||||||||||||
1936 | 44.55 | 43.31 | 66.58 | 74.13 | 79.19 | 93.53 | 100.23 | 99.94 | 84.40 | 69.97 | 62.03 | 51.16 | 72.42 | |||||||||||||
1937 | 40.23 | 53.71 | 54.52 | 73.24 | a | 81.90 | 88.43 | 99.10 | 100.19 | 87.57 | 73.61 | 56.93 | 45.19 | 71.22 | ||||||||||||
1938 | 50.87 | 52.39 | 67.29 | 70.47 | 79.03 | 89.00 | 96.03 | 98.77 | 86.60 | 78.87 | 57.37 | 51.32 | 73.17 | |||||||||||||
1939 | 50.42 | 46.96 | a | 60.97 | 72.63 | 82.81 | 92.83 | 98.94 | 97.16 | 91.90 | 79.13 | 60.50 | 55.29 | 74.13 | ||||||||||||
1940 | 27.81 | 49.14 | 63.26 | 70.97 | 79.55 | b | 89.07 | 100.45 | 91.32 | 86.93 | 81.97 | 54.89 | b | 50.81 | 70.51 | |||||||||||
1941 | 47.52 | b | 48.61 | 54.87 | 66.07 | 78.39 | 84.07 | 90.39 | 92.32 | 86.67 | 69.68 | 63.20 | 50.74 | 69.38 | ||||||||||||
1942 | 45.13 | 47.28 | c | 59.29 | 70.38 | a | 80.52 | 85.00 | 93.97 | 89.90 | 82.64 | b | 70.16 | 63.62 | a | 47.52 | 69.62 | |||||||||
1943 | 50.45 | b | 59.78 | a | 57.17 | b | 74.31 | a | 75.67 | a | 90.93 | 95.58 | 96.77 | 86.04 | b | 72.90 | 59.00 | a | 43.77 | 71.86 | ||||||
1944 | 46.29 | 48.07 | 54.90 | 59.57 | 77.20 | a | 87.00 | 89.06 | 92.32 | 85.45 | a | 72.52 | 58.00 | 44.16 | 67.88 | |||||||||||
1945 | 46.03 | 46.71 | 67.03 | a | 63.90 | a | 78.35 | 81.28 | a | 91.23 | 92.00 | a | 83.37 | 74.13 | 63.12 | e | 47.59 | b | 69.56 | |||||||
1946 | 53.43 | a | 60.31 | b | 65.45 | b | 82.55 | h | 77.32 | c | 91.93 | 97.87 | a | 92.59 | b | 85.04 | c | 70.17 | a | 50.07 | a | 55.83 | b | 72.73 | a | |
1947 | 49.17 | b | 49.63 | a | 52.17 | a | 65.15 | d | 73.13 | 88.14 | a | 93.73 | a | 95.77 | 92.00 | d | 79.32 | c | 52.72 | a | 46.48 | d | 69.79 | |||
1948 | 45.45 | 44.26 | b | 49.87 | 78.23 | 81.76 | b | 88.52 | a | 96.31 | b | 93.27 | e | 90.62 | a | 78.50 | q | 54.54 | b | 51.23 | i | 72.28 | b | |||
1949 | 35.74 | d | 49.93 | 61.48 | j | 67.23 | d | 77.29 | 81.00 | w | 91.40 | u | 90.60 | a | 84.63 | c | 74.10 | a | 68.84 | e | 52.10 | b | 66.72 | c | ||
1950 | 55.93 | a | 56.91 | f | 63.56 | m | 71.37 | 82.10 | 90.47 | 85.32 | 83.74 | 77.29 | b | 77.23 | a | 58.10 | 53.23 | 73.48 | b | |||||||
1951 | 40.53 | a | 53.25 | d | 58.39 | 66.17 | 78.16 | 80.63 | 91.84 | 91.81 | 82.80 | 72.52 | 53.83 | 51.26 | 68.43 | |||||||||||
1952 | 54.39 | 54.69 | 54.58 | 68.13 | 77.87 | 98.97 | 97.52 | 96.16 | 87.00 | 74.52 | 53.73 | 47.81 | 72.11 | |||||||||||||
1953 | 60.39 | 55.50 | 65.87 | 68.80 | 79.26 | 98.83 | 94.16 | 89.35 | 90.37 | 74.23 | 56.77 | 45.16 | 73.22 | |||||||||||||
1954 | 46.87 | 64.00 | 57.61 | 77.47 | 73.71 | 95.00 | 99.77 | 93.90 | 91.23 | 72.65 | 64.17 | 53.13 | 74.13 | |||||||||||||
1955 | 49.29 | 48.89 | 62.58 | 71.63 | 79.55 | 85.37 | 96.77 | 93.45 | 86.53 | 78.77 | 57.77 | 52.00 | 71.88 | |||||||||||||
1956 | 49.68 | 44.45 | 64.32 | 70.40 | 85.65 | 96.93 | 95.10 | 94.84 | 90.93 | 79.74 | 58.20 | 54.61 | 73.74 | |||||||||||||
1957 | 42.68 | 56.50 | 54.71 | 63.60 | 71.29 | 86.40 | 97.77 | 95.03 | 82.67 | 70.11 | c | 52.13 | 57.29 | 69.18 | ||||||||||||
1958 | 48.58 | 48.29 | 39.90 | 63.23 | 80.13 | 91.33 | 91.97 | 93.84 | 87.10 | 75.10 | 58.70 | 50.00 | 69.01 | |||||||||||||
1959 | 41.29 | 48.46 | 60.65 | 67.93 | 79.32 | 92.80 | 92.45 | 91.58 | 83.73 | 67.84 | 59.67 | 51.23 | 69.75 | |||||||||||||
1960 | 42.81 | 38.03 | 51.32 | 73.73 | 81.03 | 90.07 | 91.94 | 95.13 | 87.37 | 73.61 | 62.00 | 44.97 | 69.33 | |||||||||||||
1961 | 52.00 | 53.79 | 58.39 | 67.90 | 78.68 | 89.63 | 93.90 | 90.77 | 80.50 | 74.71 | 50.10 | 45.35 | 69.64 | |||||||||||||
1962 | 42.97 | 55.54 | 59.87 | 70.20 | 88.74 | 86.40 | 93.74 | 96.48 | 82.13 | 76.42 | 60.07 | 53.03 | 72.13 | |||||||||||||
1963 | 39.90 | 60.00 | 65.73 | a | 76.73 | 83.87 | 93.07 | 99.77 | 94.58 | 87.67 | 82.71 | 63.73 | 41.42 | 74.10 | ||||||||||||
1964 | 52.74 | 41.59 | b | 58.48 | 71.27 | 83.26 | 90.20 | 100.19 | 94.13 | 83.67 | 75.74 | 57.43 | 46.13 | 71.24 | ||||||||||||
1965 | 51.48 | 49.43 | 49.61 | 74.57 | 81.94 | 84.70 | 92.90 | 88.94 | 78.47 | 73.77 | 63.43 | 50.87 | 70.01 | |||||||||||||
1966 | 38.90 | 43.86 | 64.29 | 69.33 | 83.84 | 89.53 | 95.29 | 86.16 | 81.50 | 74.94 | 60.43 | 45.32 | 69.45 | |||||||||||||
1967 | 51.10 | 56.00 | 68.03 | 73.83 | 77.94 | 86.97 | 89.71 | 89.39 | 82.73 | 78.13 | 58.97 | 46.29 | 71.59 | |||||||||||||
1968 | 49.77 | 52.55 | 63.74 | 71.17 | 73.10 | 90.40 | 92.16 | 91.16 | 85.77 | 76.55 | 55.10 | 42.42 | 70.32 | |||||||||||||
1969 | 47.87 | 52.11 | 43.32 | 71.30 | 78.65 | 85.57 | 94.90 | 91.74 | 81.30 | 61.68 | 59.50 | 48.42 | 68.03 | |||||||||||||
1970 | 46.45 | 57.71 | 50.65 | 67.60 | 84.84 | 89.37 | 92.90 | 92.32 | 82.53 | 64.55 | 57.97 | 52.29 | 69.93 | |||||||||||||
1971 | 48.19 | 47.89 | 62.39 | 69.60 | 79.06 | 91.83 | 93.19 | 87.68 | 80.93 | 72.35 | 56.27 | 47.03 | 69.70 | |||||||||||||
1972 | 47.52 | 56.62 | 71.29 | 75.30 | 78.23 | 88.47 | 90.48 | 87.32 | 80.97 | 70.06 | 46.43 | 38.97 | 69.30 | |||||||||||||
1973 | 40.65 | 50.00 | 55.00 | 64.07 | 76.42 | 90.87 | 91.19 | 92.55 | 76.80 | 77.06 | 57.80 | 47.23 | 68.30 | |||||||||||||
1974 | 40.68 | 58.75 | 66.35 | 74.13 | 85.87 | 91.00 | 96.68 | 87.97 | 77.77 | 74.45 | 58.47 | 47.55 | 71.64 | |||||||||||||
1975 | 50.19 | 47.57 | 59.74 | 72.10 | 79.26 | 87.07 | 92.10 | 93.42 | 83.77 | 79.29 | 55.80 | 53.52 | 71.15 | |||||||||||||
1976 | 51.23 | 61.83 | 62.29 | 70.57 | 75.97 | 92.03 | a | 93.68 | 93.35 | 83.37 | 68.45 | 57.03 | 53.39 | 71.93 | ||||||||||||
1977 | 40.26 | 59.68 | 63.74 | 71.00 | 80.06 | 92.90 | 97.26 | 91.06 | 87.13 | 76.06 | 59.90 | 53.65 | 72.73 | |||||||||||||
1978 | 38.29 | 35.21 | 61.65 | 73.40 | 74.77 | a | 90.60 | 98.77 | 94.16 | 87.27 | 77.45 | 54.17 | 45.26 | 69.25 | ||||||||||||
1979 | 29.13 | 51.50 | 59.42 | 71.17 | 75.32 | 89.77 | 92.74 | 90.06 | 87.87 | 79.86 | b | 52.60 | 52.74 | 69.35 | ||||||||||||
1980 | 40.39 | 48.52 | 56.42 | 66.57 | 75.06 | 93.73 | 101.45 | 93.26 | 86.43 | 76.19 | 59.97 | 55.52 | 71.13 | |||||||||||||
1981 | 52.74 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.74 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.24 | 51.47 | 59.46 | 70.04 | 78.74 | 89.51 | 94.70 | 92.63 | 84.95 | 73.95 | 58.01 | 48.60 | 70.73 | |||||||||||||
S.D. | 6.65 | 6.74 | 6.29 | 4.04 | 3.99 | 4.10 | 3.60 | 3.51 | 3.74 | 4.79 | 4.60 | 4.63 | 1.99 | |||||||||||||
SKEW | -0.47 | -0.43 | -0.83 | -0.39 | 0.22 | -0.10 | 0.10 | -0.19 | 0.09 | -0.87 | -0.42 | -0.22 | 0.39 | |||||||||||||
MAX | 60.39 | 64.29 | 71.29 | 78.23 | 88.74 | 98.97 | 103.23 | 100.19 | 92.30 | 82.71 | 68.84 | 57.35 | 76.00 | |||||||||||||
MIN | 27.81 | 35.21 | 39.90 | 59.57 | 69.97 | 78.43 | 85.32 | 83.74 | 76.80 | 59.68 | 44.20 | 36.32 | 65.72 | |||||||||||||
YRS | 65 | 65 | 64 | 65 | 65 | 65 | 65 | 65 | 65 | 64 | 64 | 64 | 59 |