YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1889 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1890 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1891 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | 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 | 40.64 | t | 42.29 | 56.29 | c | 64.25 | b | 74.83 | a | 79.83 | 86.58 | 88.23 | 79.30 | 62.30 | h | 50.40 | 37.29 | 65.93 | b | |||||||
1912 | 36.71 | 48.72 | 49.00 | 58.43 | 72.90 | 83.07 | 86.06 | 90.39 | 79.07 | ----- | z | ----- | z | ----- | z | 67.15 | c | |||||||||
1913 | ----- | z | ----- | z | ----- | z | 67.06 | m | 78.00 | b | 85.11 | b | 91.08 | e | 91.00 | r | ----- | z | ----- | z | 51.75 | j | 34.97 | b | 72.29 | h |
1914 | 32.91 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 86.38 | g | 80.25 | w | 77.53 | 64.32 | 55.23 | d | 31.80 | a | 57.22 | h | ||
1915 | 30.13 | a | 36.82 | 49.81 | d | 68.61 | b | 67.06 | 79.30 | 86.35 | 87.19 | 75.59 | a | 70.57 | q | ----- | z | ----- | z | 64.54 | c | |||||
1916 | 26.53 | p | 36.34 | ----- | z | ----- | z | 69.71 | 82.73 | 86.10 | 82.90 | 80.30 | j | ----- | z | ----- | z | ----- | z | 71.56 | g | |||||
1917 | ----- | z | 46.88 | c | 45.00 | 60.83 | 62.74 | 82.43 | 92.48 | 87.81 | 78.47 | 68.71 | 56.07 | c | 48.00 | 66.31 | a | |||||||||
1918 | 39.32 | 42.64 | c | 56.68 | 57.63 | 69.03 | a | 88.17 | a | 86.37 | d | ----- | z | ----- | z | ----- | z | 48.00 | u | ----- | z | 62.84 | e | |||
1919 | 35.00 | a | 38.39 | 50.81 | 63.33 | x | 81.60 | p | 86.43 | ----- | z | ----- | z | 73.90 | t | 57.19 | 46.67 | 34.90 | 49.91 | e | ||||||
1920 | 33.16 | 41.86 | 47.32 | 54.90 | 72.80 | a | 82.43 | 89.61 | 83.61 | 80.74 | k | 75.68 | 65.06 | m | 45.37 | a | 62.67 | b | ||||||||
1921 | 36.71 | 50.68 | 55.19 | 58.63 | 70.97 | 83.90 | 87.94 | 82.10 | 78.80 | 73.66 | b | 54.93 | 42.68 | 64.68 | ||||||||||||
1922 | 32.00 | 36.75 | 46.77 | 54.70 | 71.87 | 85.37 | 89.65 | 85.04 | d | 81.23 | 59.65 | 41.63 | 34.16 | 59.90 | ||||||||||||
1923 | 36.65 | 38.74 | e | 47.83 | a | 58.73 | 72.10 | 79.27 | ----- | z | ----- | z | 72.26 | g | 59.97 | 51.33 | 37.74 | 53.60 | c | |||||||
1924 | 33.35 | ----- | z | ----- | z | 68.90 | 79.48 | 89.42 | d | 94.03 | b | 89.03 | 84.59 | c | 74.73 | a | 59.63 | 38.65 | 71.18 | b | ||||||
1925 | 28.10 | 52.11 | ----- | z | ----- | z | 82.70 | u | 79.47 | 90.26 | 85.39 | 75.90 | 65.20 | a | 50.40 | 44.48 | 63.48 | c | ||||||||
1926 | 43.58 | 49.57 | 59.45 | 69.80 | 76.45 | 88.20 | 89.16 | 88.87 | 83.33 | f | 76.03 | 55.93 | 38.61 | 66.88 | a | |||||||||||
1927 | 40.69 | e | 46.64 | 56.03 | 66.32 | k | 76.06 | 84.17 | 89.26 | 84.35 | 74.97 | 69.71 | 55.23 | 37.42 | 64.96 | a | ||||||||||
1928 | 45.19 | 46.31 | 56.48 | 61.20 | 75.13 | 79.93 | 88.71 | 87.45 | 81.70 | 67.63 | a | 47.47 | 36.90 | 64.51 | ||||||||||||
1929 | 37.32 | 35.75 | 51.55 | 59.57 | 73.26 | 82.13 | 87.77 | 88.45 | 76.37 | 68.97 | 50.97 | 45.00 | 63.09 | |||||||||||||
1930 | 27.45 | 44.79 | 54.19 | 69.03 | 69.65 | 83.53 | 90.32 | 85.29 | 77.13 | 64.97 | 52.83 | 41.06 | 63.35 | |||||||||||||
1931 | 42.55 | 49.43 | 53.65 | 66.30 | 74.00 | 87.10 | 95.58 | 89.97 | 82.37 | 69.55 | 46.23 | 31.00 | 65.64 | |||||||||||||
1932 | 28.45 | 42.86 | 52.03 | 64.57 | 74.06 | 83.10 | 89.97 | 87.81 | 84.00 | 67.32 | 54.37 | 34.33 | a | 63.57 | ||||||||||||
1933 | 33.45 | 31.43 | 54.81 | 59.97 | 66.84 | 88.43 | 92.61 | 89.35 | 84.20 | 74.74 | 56.70 | 43.60 | a | 64.68 | ||||||||||||
1934 | 45.45 | 55.96 | 64.55 | 74.83 | 82.26 | 83.33 | 95.61 | 92.77 | 82.54 | b | 71.26 | 56.07 | 45.97 | 70.88 | ||||||||||||
1935 | 42.74 | 50.78 | e | 52.26 | 60.53 | 67.10 | 86.27 | 91.55 | 89.03 | 83.90 | 67.71 | 51.57 | 41.97 | 65.45 | ||||||||||||
1936 | 38.23 | 44.32 | a | 56.58 | 69.17 | 79.94 | 87.50 | 89.13 | 87.74 | ----- | z | ----- | z | 56.23 | q | 39.67 | a | 65.81 | c | |||||||
1937 | 21.35 | e | 36.79 | 49.72 | f | 58.62 | n | 79.07 | p | 82.44 | l | 87.68 | i | 91.95 | j | 75.93 | o | 69.74 | 55.13 | 43.03 | 45.21 | g | ||||
1938 | 40.30 | a | 43.04 | 51.97 | a | 67.21 | a | 71.21 | c | 86.22 | g | 91.91 | h | 91.81 | j | 82.46 | d | 65.58 | e | 44.48 | a | 42.45 | b | 56.52 | c | |
1939 | 38.32 | 31.82 | 52.10 | 67.79 | a | 78.07 | c | 83.97 | a | ----- | z | 91.10 | a | 78.40 | 66.03 | a | 59.83 | a | 48.03 | 63.22 | a | |||||
1940 | 35.33 | a | 43.39 | a | 54.79 | l | 64.17 | f | 83.39 | m | 91.37 | c | 93.00 | n | 92.21 | c | 75.58 | d | 67.64 | f | 45.81 | n | 40.47 | a | 63.06 | f |
1941 | 35.68 | c | 41.04 | c | 55.52 | b | 56.10 | a | 72.77 | 68.25 | v | 88.78 | h | 86.20 | a | 75.67 | 62.13 | 53.21 | b | 41.13 | 57.95 | b | ||||
1942 | 39.07 | a | 37.93 | 49.77 | 63.04 | d | 72.77 | 85.83 | 92.35 | 90.90 | 81.11 | b | 75.77 | 40.00 | x | ----- | z | 68.86 | b | |||||||
1943 | 43.23 | e | ----- | z | ----- | z | ----- | z | 60.89 | v | 81.85 | d | 90.59 | b | 85.77 | a | 83.43 | 67.68 | 53.34 | a | 39.23 | 68.14 | d | |||
1944 | 35.29 | 37.79 | 48.84 | 58.57 | 73.17 | a | 77.67 | 89.69 | b | 89.53 | a | 82.71 | b | 68.81 | 49.57 | 45.97 | a | 63.13 | ||||||||
1945 | 43.06 | 45.43 | 50.74 | 59.33 | 74.10 | a | 78.48 | c | 89.06 | 86.35 | 78.17 | 65.60 | a | 47.63 | 34.45 | 62.70 | ||||||||||
1946 | 34.97 | 44.46 | 56.65 | 71.20 | 71.16 | 86.44 | c | 90.00 | 87.42 | 79.97 | 57.43 | a | 44.72 | a | 42.67 | a | 63.92 | |||||||||
1947 | 37.68 | 48.68 | c | 56.35 | 61.47 | 76.90 | 78.00 | 90.90 | 83.90 | 81.83 | 76.75 | w | 41.96 | c | 38.32 | 63.27 | a | |||||||||
1948 | 40.81 | 40.34 | 45.23 | 63.30 | 74.90 | 81.77 | 90.94 | 87.68 | 83.37 | 67.07 | c | 44.10 | a | 35.10 | 62.88 | |||||||||||
1949 | 26.94 | 32.65 | b | 51.81 | 67.40 | 71.35 | 78.07 | b | 88.90 | b | 88.38 | b | 82.00 | 60.64 | c | 60.00 | 35.42 | 61.96 | ||||||||
1950 | 30.33 | a | 41.96 | a | 52.07 | b | 66.57 | 70.81 | 84.63 | 85.94 | 87.80 | a | 77.41 | a | 72.77 | 53.97 | 46.14 | c | 64.20 | |||||||
1951 | 39.43 | a | 45.39 | 52.74 | 64.00 | 72.19 | 78.57 | b | 92.17 | a | 85.33 | a | 81.36 | b | 63.57 | a | 43.41 | a | 30.58 | 62.40 | ||||||
1952 | 30.90 | 36.64 | a | 40.97 | 63.70 | 75.19 | 83.27 | 88.83 | a | 86.84 | 81.53 | 73.27 | a | 47.47 | 33.94 | 61.88 | ||||||||||
1953 | 39.97 | a | 43.25 | 56.52 | b | 61.63 | 65.85 | d | 89.53 | k | 92.42 | 86.10 | a | 84.23 | 66.77 | 52.59 | a | 39.35 | 62.61 | a | ||||||
1954 | 40.87 | 54.82 | 52.17 | a | 70.33 | 78.19 | 82.97 | 92.81 | 87.06 | 78.64 | b | 68.13 | a | 55.30 | 36.59 | b | 66.49 | |||||||||
1955 | 31.26 | d | 30.32 | 47.45 | 61.00 | 72.72 | b | 81.43 | 91.43 | a | 88.35 | 82.67 | 68.87 | a | 47.38 | a | 41.41 | b | 62.03 | |||||||
1956 | 44.83 | a | 40.55 | 57.00 | 62.93 | a | 76.03 | 88.64 | b | 90.16 | 86.55 | 84.73 | 67.55 | 48.00 | b | 39.45 | 65.54 | |||||||||
1957 | 35.17 | b | 45.22 | a | 56.15 | d | 59.59 | c | 67.59 | d | 84.33 | f | 89.08 | g | ----- | z | 83.00 | x | 63.03 | 45.33 | 43.42 | 51.94 | d | |||
1958 | 43.26 | 49.64 | 47.71 | 59.67 | 78.33 | a | 87.13 | 91.13 | 92.55 | 80.93 | 72.10 | 52.63 | 50.13 | a | 67.10 | |||||||||||
1959 | 41.55 | 45.18 | 55.13 | 67.30 | 72.13 | 89.20 | 93.27 | a | 89.13 | 80.00 | 71.13 | 54.71 | b | 44.72 | b | 66.95 | ||||||||||
1960 | 34.50 | c | 37.55 | 55.32 | 68.60 | 75.71 | 88.03 | 93.84 | 92.13 | 81.50 | 67.84 | 53.50 | 48.81 | 66.44 | ||||||||||||
1961 | 47.80 | a | 49.04 | 52.48 | d | 63.43 | 75.45 | b | 89.50 | 91.81 | 87.86 | b | 70.69 | a | 63.35 | 46.36 | b | 34.19 | 64.33 | |||||||
1962 | 37.97 | a | 42.44 | c | 46.97 | 69.30 | 72.59 | b | 84.33 | 90.52 | 89.42 | 79.88 | d | 69.57 | a | 57.20 | 45.42 | 65.47 | ||||||||
1963 | 29.37 | a | 52.29 | 51.80 | a | 60.77 | 78.29 | 81.07 | 93.13 | 85.71 | 81.07 | 71.81 | 53.00 | 41.55 | b | 64.99 | ||||||||||
1964 | 38.13 | 42.85 | b | 44.68 | 59.73 | ----- | z | 78.87 | ----- | z | 87.00 | 79.63 | 73.40 | a | 47.47 | 36.90 | 58.87 | b | ||||||||
1965 | 40.84 | ----- | z | 50.07 | a | ----- | z | ----- | z | 77.93 | 86.90 | 85.39 | 72.40 | 74.16 | 54.72 | a | 40.00 | 64.71 | c | |||||||
1966 | 37.38 | w | 37.25 | 54.03 | b | 67.10 | 78.42 | 83.61 | b | 92.81 | 90.81 | e | 80.64 | e | 69.15 | e | 53.93 | 37.71 | 67.77 | a | ||||||
1967 | 36.00 | a | 43.75 | 55.32 | 58.17 | 68.71 | 76.55 | a | 90.70 | a | 90.59 | b | 79.79 | b | 70.13 | 56.68 | b | 30.60 | f | 66.03 | a | |||||
1968 | 31.17 | b | 44.89 | b | 55.10 | a | ----- | z | 70.53 | a | ----- | z | 90.38 | b | 81.77 | ----- | z | ----- | z | ----- | z | ----- | z | 62.31 | f | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.76 | 42.95 | 52.38 | 63.40 | 73.23 | 83.53 | 90.35 | 87.65 | 79.99 | 68.13 | 51.49 | 40.04 | 64.38 | |||||||||||||
S.D. | 5.59 | 5.97 | 4.35 | 4.76 | 4.02 | 3.76 | 2.43 | 2.63 | 3.23 | 4.75 | 4.84 | 4.84 | 2.17 | |||||||||||||
SKEW | -0.37 | -0.03 | -0.15 | 0.22 | -0.18 | 0.05 | -0.01 | -0.11 | -0.74 | -0.38 | -0.29 | 0.06 | 0.70 | |||||||||||||
MAX | 47.80 | 55.96 | 64.55 | 74.83 | 82.26 | 91.37 | 95.61 | 92.77 | 84.73 | 76.03 | 60.00 | 50.13 | 70.88 | |||||||||||||
MIN | 21.35 | 30.32 | 40.97 | 54.70 | 62.74 | 76.55 | 85.94 | 81.77 | 70.69 | 57.19 | 41.63 | 30.58 | 59.90 | |||||||||||||
YRS | 52 | 53 | 50 | 47 | 50 | 51 | 48 | 50 | 47 | 48 | 48 | 51 | 27 |