YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 83.67 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.67 | k | |
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 | 102.58 | 94.67 | 82.10 | 69.86 | a | 63.32 | 82.51 | g | ||||
1908 | 60.04 | e | 62.68 | a | 74.55 | 82.17 | 86.00 | 96.20 | 105.23 | 101.84 | 90.23 | 73.55 | 65.47 | 61.68 | 79.97 | |||||||||||
1909 | 66.61 | 63.39 | 64.55 | ----- | z | 86.26 | 102.43 | 105.70 | a | 100.61 | 91.52 | a | 83.20 | a | 67.90 | 47.74 | 79.99 | a | ||||||||
1910 | ----- | z | 68.00 | 79.71 | 88.37 | 94.42 | 102.24 | a | 105.74 | 105.97 | 101.17 | 84.03 | 71.43 | b | 60.21 | l | 90.11 | b | ||||||||
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 | 70.86 | w | 57.13 | 57.13 | k | |
1913 | 54.42 | 60.17 | d | 68.58 | 79.67 | 88.74 | 93.17 | 100.19 | 101.83 | b | 93.47 | 81.81 | 68.52 | a | 57.65 | 79.02 | ||||||||||
1914 | 59.32 | 64.32 | 76.13 | 81.21 | b | 90.80 | a | 95.93 | a | 100.55 | b | 102.77 | 95.17 | 83.52 | 76.27 | 55.44 | f | 84.18 | a | |||||||
1915 | ----- | z | 63.50 | 73.07 | a | 81.33 | 82.65 | 99.47 | 101.74 | 104.03 | 93.10 | 87.29 | 69.93 | 59.23 | 83.21 | a | ||||||||||
1916 | 54.77 | a | 67.31 | 77.81 | 83.43 | 87.45 | 98.23 | 102.19 | 98.29 | 95.50 | 78.81 | 70.03 | 57.32 | 80.93 | ||||||||||||
1917 | 52.55 | 64.96 | 68.03 | 77.83 | 80.52 | 100.10 | 104.52 | 102.35 | 96.03 | 90.26 | 77.63 | 69.19 | 82.00 | |||||||||||||
1918 | 65.10 | 67.54 | 73.52 | ----- | z | 85.45 | 101.90 | 100.27 | a | 98.61 | 94.92 | f | 82.90 | 67.83 | 61.42 | 80.45 | b | |||||||||
1919 | 64.58 | 62.61 | 71.27 | a | 86.40 | 94.13 | 99.17 | 102.87 | 103.97 | 95.29 | p | 81.10 | 71.33 | 62.52 | 81.81 | a | ||||||||||
1920 | 63.81 | 65.17 | 69.52 | 83.80 | t | 89.87 | a | 95.63 | 103.13 | a | 101.65 | 96.00 | 80.84 | 69.83 | 58.74 | 81.29 | a | |||||||||
1921 | 58.35 | 71.68 | 76.90 | 79.83 | 83.55 | 98.33 | 103.90 | a | 98.95 | j | 99.55 | a | 87.00 | 74.63 | 66.73 | a | 81.86 | a | ||||||||
1922 | 58.27 | a | 64.39 | 68.48 | 75.28 | a | 88.70 | a | 98.80 | 102.80 | a | 98.58 | 100.10 | 85.81 | 70.03 | 68.13 | 81.61 | |||||||||
1923 | 66.13 | 64.21 | i | 72.61 | m | 78.00 | k | 90.40 | a | 92.78 | l | 100.93 | a | 99.23 | 92.13 | 81.32 | 71.50 | 59.90 | 82.69 | d | ||||||
1924 | 61.23 | 74.72 | 68.16 | l | ----- | z | 92.03 | 99.30 | 101.19 | 102.19 | 96.80 | 82.03 | 73.37 | 59.93 | c | 84.28 | b | |||||||||
1925 | 59.84 | 72.07 | 75.74 | 80.83 | 89.84 | ----- | z | 102.19 | 100.16 | 93.27 | 80.97 | 67.80 | 66.81 | 80.87 | a | |||||||||||
1926 | 63.39 | 72.18 | 78.87 | 83.67 | c | 91.77 | 107.09 | s | 103.52 | 101.94 | 95.77 | 88.16 | 74.80 | 59.52 | j | 85.41 | b | |||||||||
1927 | 64.35 | e | 68.63 | a | 69.21 | g | 77.50 | l | 89.62 | g | 98.45 | a | 105.16 | 102.26 | l | 97.29 | i | 87.06 | 75.50 | 58.84 | 79.71 | e | ||||
1928 | 64.30 | a | ----- | z | 70.68 | l | 83.62 | v | ----- | z | 99.93 | 105.74 | 104.81 | 99.77 | 86.39 | 68.00 | u | 64.00 | v | 93.49 | f | |||||
1929 | 61.53 | l | 63.07 | 77.50 | q | ----- | z | ----- | z | ----- | z | 107.54 | r | 104.90 | 97.04 | d | 87.39 | 73.37 | 69.68 | 82.57 | f | |||||
1930 | 53.35 | 73.46 | 74.00 | 87.07 | 84.58 | 103.45 | a | 107.45 | 105.74 | 100.00 | q | ----- | z | 67.09 | g | 60.32 | c | 83.27 | c | |||||||
1931 | 62.71 | 65.61 | 77.35 | 85.87 | 95.45 | b | 99.47 | 111.55 | 102.55 | 95.37 | 84.32 | 66.17 | 56.81 | 83.60 | ||||||||||||
1932 | 55.71 | 62.28 | 75.06 | 82.00 | 88.77 | 100.17 | 105.13 | 105.06 | 99.47 | 83.74 | 72.90 | 55.00 | 82.11 | |||||||||||||
1933 | 57.03 | ----- | z | 75.03 | 77.97 | 83.26 | 101.42 | d | 108.80 | f | 102.22 | d | 100.12 | d | 89.52 | h | 74.48 | e | 62.58 | 81.57 | c | |||||
1934 | 64.77 | 71.79 | 85.94 | 90.13 | 96.71 | c | 96.70 | 106.13 | 103.29 | 98.50 | 86.45 | 73.67 | 62.74 | 86.40 | ||||||||||||
1935 | 60.48 | 67.89 | 69.55 | 82.00 | 86.58 | 104.33 | 104.65 | 102.68 | 97.57 | 84.61 | 67.73 | 61.61 | 82.47 | |||||||||||||
1936 | 61.89 | m | 65.97 | 76.81 | 87.40 | 93.39 | 101.40 | 105.06 | 102.81 | 91.92 | f | 70.90 | 60.33 | 55.45 | 81.95 | b | ||||||||||
1937 | 44.23 | 63.00 | 71.84 | 80.30 | 94.71 | 99.07 | 104.42 | 107.68 | 100.83 | 86.32 | 75.30 | 65.32 | 82.75 | |||||||||||||
1938 | 65.32 | 63.36 | 67.97 | 82.10 | 89.10 | 99.17 | 103.97 | 101.69 | e | 98.33 | 81.00 | 66.30 | 60.74 | 81.59 | ||||||||||||
1939 | 61.19 | 55.71 | 74.74 | 84.97 | a | 90.52 | 100.13 | 107.03 | 104.77 | 89.77 | 81.39 | c | 73.83 | 66.90 | 82.58 | |||||||||||
1940 | 63.10 | 65.55 | 78.32 | 83.40 | 94.97 | 101.93 | 103.77 | 103.32 | 89.87 | 84.42 | 66.87 | 59.94 | 82.95 | |||||||||||||
1941 | 59.61 | 65.68 | 71.19 | 74.40 | 89.48 | 95.00 | 103.03 | a | 97.48 | 91.39 | b | 76.33 | a | 69.70 | 60.00 | c | 79.44 | |||||||||
1942 | 62.03 | 63.29 | 71.45 | 81.00 | 88.42 | 99.93 | 106.77 | 101.58 | 98.52 | a | 84.71 | 72.07 | b | 65.52 | d | 82.94 | ||||||||||
1943 | 61.13 | 68.86 | 74.87 | 85.73 | 93.97 | 97.17 | 106.06 | 103.00 | 100.73 | 87.26 | 73.07 | 60.29 | 84.34 | |||||||||||||
1944 | 58.16 | 60.93 | 72.71 | 79.10 | 91.35 | 95.70 | 104.29 | 104.47 | a | 97.03 | 89.03 | 67.40 | 63.61 | 81.98 | ||||||||||||
1945 | 62.10 | 65.46 | 67.58 | 78.27 | 89.07 | c | 97.80 | 105.26 | 97.26 | 93.90 | a | 80.00 | 66.53 | 57.48 | b | 80.06 | ||||||||||
1946 | 59.61 | 64.43 | 72.23 | 85.36 | b | 89.65 | 99.93 | 101.94 | 102.29 | 96.00 | 77.26 | 64.10 | 63.45 | 81.35 | ||||||||||||
1947 | 60.35 | 72.57 | 76.42 | 81.87 | 94.03 | 95.00 | 102.43 | c | 97.16 | 96.13 | 82.16 | 65.10 | 57.06 | 81.69 | ||||||||||||
1948 | 62.61 | 62.83 | 66.61 | 81.40 | 88.74 | 94.77 | 102.81 | 101.74 | 96.57 | 85.60 | a | 68.03 | 57.97 | 80.81 | ||||||||||||
1949 | 46.03 | 59.32 | 71.90 | 86.37 | 87.58 | 98.33 | 103.52 | 101.10 | 97.50 | 82.03 | 80.03 | 58.70 | a | 81.03 | ||||||||||||
1950 | 59.19 | 71.50 | 73.74 | h | 90.31 | n | 88.87 | 97.33 | 101.52 | 101.42 | 93.03 | 88.16 | 74.87 | 69.61 | 84.55 | b | ||||||||||
1951 | 61.26 | 65.14 | 73.61 | 81.50 | 89.81 | 97.07 | 103.74 | ----- | z | 97.93 | 81.06 | 67.77 | 57.19 | 79.64 | a | |||||||||||
1952 | 56.45 | 65.59 | 64.13 | 80.13 | 92.23 | 94.71 | f | 103.23 | 104.10 | 101.90 | t | 88.04 | h | 65.17 | 59.90 | 76.77 | c | |||||||||
1953 | 66.76 | j | 66.88 | b | 76.29 | j | 80.34 | a | 81.58 | 96.83 | 102.41 | b | 99.81 | 97.40 | 83.60 | a | 72.57 | b | 61.75 | k | 86.83 | c | ||||
1954 | 61.68 | 73.04 | 69.23 | a | 87.40 | 93.84 | ----- | z | ----- | z | ----- | z | 95.43 | g | 89.84 | l | ----- | z | 60.52 | 74.28 | f | |||||
1955 | 55.35 | 61.61 | 74.27 | a | 79.60 | e | 87.27 | a | 96.10 | a | 99.64 | f | 98.57 | c | 100.44 | l | 86.53 | a | 70.00 | a | 64.14 | j | 78.81 | c | ||
1956 | 62.83 | m | 63.72 | d | 75.68 | 80.28 | a | 85.70 | u | 99.48 | g | 101.25 | w | 100.50 | w | ----- | z | ----- | z | ----- | z | ----- | z | 73.22 | i | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 59.77 | 65.95 | 73.13 | 82.30 | 89.45 | 98.69 | 103.90 | 102.05 | 96.08 | 83.31 | 70.48 | 61.06 | 81.89 | |||||||||||||
S.D. | 4.89 | 4.20 | 4.42 | 3.54 | 3.92 | 2.57 | 2.22 | 2.47 | 3.17 | 3.99 | 4.05 | 4.45 | 1.66 | |||||||||||||
SKEW | -1.28 | 0.25 | 0.20 | 0.09 | -0.29 | 0.07 | 0.82 | -0.19 | -0.34 | -0.92 | -0.00 | -0.08 | 0.64 | |||||||||||||
MAX | 66.61 | 74.72 | 85.94 | 90.13 | 96.71 | 104.33 | 111.55 | 107.68 | 101.17 | 90.26 | 80.03 | 69.68 | 86.40 | |||||||||||||
MIN | 44.23 | 55.71 | 64.13 | 74.40 | 80.52 | 93.17 | 100.19 | 97.16 | 89.77 | 70.90 | 60.33 | 47.74 | 79.02 | |||||||||||||
YRS | 41 | 44 | 40 | 39 | 43 | 40 | 42 | 43 | 39 | 43 | 44 | 42 | 22 |