YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 90.68 | 87.06 | 80.55 | a | 71.06 | 68.93 | 51.35 | 74.94 | f | |||||
1913 | 49.55 | 55.18 | 61.52 | 71.60 | 82.61 | 84.97 | 92.39 | 92.19 | 81.20 | 70.55 | 63.10 | 45.00 | 70.82 | |||||||||||||
1914 | 57.74 | 56.21 | 63.94 | 73.40 | 75.29 | 87.43 | 86.77 | 88.23 | 82.87 | 73.29 | 75.43 | 52.87 | 72.79 | |||||||||||||
1915 | 50.61 | 56.54 | 56.19 | 75.30 | 76.52 | 89.17 | 89.03 | 85.45 | 83.90 | 74.55 | 67.13 | 54.87 | 71.61 | |||||||||||||
1916 | 52.13 | a | 61.24 | 68.65 | 69.07 | 85.68 | 92.07 | 96.00 | 93.42 | 82.33 | 68.42 | 61.40 | 49.00 | 73.28 | ||||||||||||
1917 | 49.81 | 50.79 | 63.16 | 70.33 | 74.29 | 95.57 | 101.35 | 95.97 | a | 85.33 | 73.77 | a | 74.57 | ----- | z | 75.90 | a | |||||||||
1918 | 47.19 | 62.79 | 67.81 | 69.90 | 80.42 | 91.80 | 94.45 | 91.77 | 80.23 | 73.68 | 57.73 | 44.03 | 71.82 | |||||||||||||
1919 | 43.00 | 54.50 | 60.13 | 67.80 | 74.74 | 80.80 | 85.97 | 89.10 | 83.57 | 72.52 | 59.40 | 58.03 | 69.13 | |||||||||||||
1920 | 55.10 | 56.28 | 62.84 | 68.77 | 76.84 | 86.03 | 95.45 | 87.77 | 85.27 | 75.94 | 59.13 | 58.52 | 72.33 | |||||||||||||
1921 | 56.16 | 61.07 | 69.87 | a | 71.73 | 78.48 | 82.67 | 85.81 | 88.87 | 87.47 | 78.45 | 70.63 | 61.39 | 74.38 | ||||||||||||
1922 | 50.32 | 56.43 | 63.37 | a | 69.83 | 79.03 | 87.90 | 92.94 | 94.71 | 85.67 | 73.87 | a | 60.20 | 59.90 | 72.85 | |||||||||||
1923 | 62.55 | 51.68 | 60.00 | a | 69.70 | 80.29 | 88.77 | 92.55 | 89.10 | 81.27 | 65.19 | 58.17 | 44.97 | 70.35 | ||||||||||||
1924 | 50.68 | 57.97 | 53.74 | 70.77 | 77.00 | 93.77 | 88.94 | 91.90 | 83.50 | 75.48 | 65.79 | a | 48.93 | a | 71.54 | |||||||||||
1925 | 49.97 | 61.25 | 73.23 | 76.53 | 79.74 | 89.67 | 90.42 | 85.23 | 78.47 | 66.55 | b | 64.68 | b | 54.00 | 72.48 | |||||||||||
1926 | 54.06 | 64.00 | 56.19 | 65.17 | 76.13 | a | 88.87 | ----- | z | 100.71 | 90.10 | a | 76.68 | 65.10 | 52.68 | f | 73.70 | b | ||||||||
1927 | 59.40 | a | 60.22 | a | 64.45 | 78.53 | 89.16 | 88.20 | 93.32 | 90.90 | 83.79 | b | 78.58 | 68.87 | 48.00 | 75.29 | ||||||||||
1928 | 56.32 | 50.41 | 66.55 | 69.97 | a | 77.77 | 88.97 | 94.45 | 87.65 | 83.97 | 72.77 | 58.67 | 54.90 | a | 71.87 | |||||||||||
1929 | 51.77 | a | 46.29 | 64.37 | a | 77.50 | 77.10 | 92.60 | 94.35 | 94.19 | 85.97 | 74.23 | 52.07 | 59.81 | 72.52 | |||||||||||
1930 | 43.40 | a | 65.07 | 59.16 | 80.27 | 79.42 | 90.70 | 92.03 | 93.03 | 87.00 | 67.35 | 58.30 | 49.19 | 72.08 | ||||||||||||
1931 | 47.90 | 55.93 | 57.86 | b | 66.93 | 76.20 | a | 91.73 | 91.74 | 86.94 | 88.30 | 74.42 | 58.80 | 51.83 | a | 70.72 | ||||||||||
1932 | 45.16 | 62.76 | 59.57 | a | 75.28 | a | 80.00 | 88.53 | 94.13 | 90.19 | 79.70 | 69.71 | 63.60 | 45.13 | a | 71.15 | ||||||||||
1933 | 55.45 | 50.96 | 65.61 | 68.73 | 81.35 | 91.03 | 94.42 | 89.23 | 87.73 | 77.16 | 64.73 | 64.27 | a | 74.22 | ||||||||||||
1934 | 55.74 | 57.93 | 61.00 | 72.20 | 86.61 | 95.10 | 98.61 | 93.84 | 85.90 | 79.43 | a | 62.50 | 54.83 | a | 75.31 | |||||||||||
1935 | 56.74 | 57.29 | 66.03 | 72.80 | 71.77 | 89.57 | 93.23 | 88.03 | 79.43 | 72.45 | 58.20 | 49.16 | 71.23 | |||||||||||||
1936 | 47.97 | b | 55.64 | a | 66.55 | 73.50 | 80.35 | 93.63 | 94.13 | 94.32 | 80.10 | 69.58 | 56.27 | 53.81 | 72.15 | |||||||||||
1937 | 44.97 | 52.50 | 59.20 | a | 71.25 | b | 81.03 | a | 88.23 | 95.65 | 95.06 | 85.53 | 75.32 | 63.30 | 51.55 | 71.97 | ||||||||||
1938 | 54.13 | a | 58.00 | 67.35 | 72.67 | 80.29 | 87.63 | 91.16 | 94.68 | 83.80 | 78.71 | g | 59.73 | 53.94 | 73.04 | a | ||||||||||
1939 | 53.10 | 48.30 | a | 67.00 | a | 74.28 | a | 80.45 | 91.67 | 92.68 | 90.93 | b | 86.17 | 76.55 | 61.00 | 58.13 | 73.35 | |||||||||
1940 | 44.77 | 56.41 | 66.77 | 73.47 | 83.42 | 89.90 | 97.10 | 89.83 | a | 88.59 | a | 79.48 | 58.13 | 54.90 | 73.57 | |||||||||||
1941 | 54.31 | b | 57.18 | 57.74 | 69.47 | 78.13 | a | 85.03 | 91.48 | 91.19 | 83.53 | 70.39 | 66.07 | 51.68 | 71.35 | |||||||||||
1942 | 53.59 | b | 52.36 | 61.10 | 68.10 | 80.71 | 90.14 | a | 93.45 | 87.23 | 81.50 | 71.23 | a | 68.10 | 57.65 | 72.10 | ||||||||||
1943 | 54.93 | b | 62.56 | a | 67.31 | b | 78.77 | 80.42 | 90.39 | b | 92.74 | 95.10 | 82.73 | 73.39 | 60.59 | a | 43.60 | a | 73.54 | |||||||
1944 | 48.52 | 53.79 | 62.84 | 69.38 | a | 80.90 | b | 88.60 | 91.87 | 92.16 | 82.41 | a | 73.00 | 60.17 | 47.77 | 70.95 | ||||||||||
1945 | 49.87 | 58.04 | 65.35 | 68.25 | b | 83.70 | a | 89.03 | a | 92.90 | 91.65 | 87.58 | d | 73.94 | 65.48 | a | 54.00 | 73.32 | ||||||||
1946 | 52.40 | a | 58.57 | 65.52 | b | 78.52 | a | 77.19 | 93.66 | a | 97.77 | 94.58 | ----- | z | ----- | z | ----- | z | 57.00 | b | 75.02 | c | ||||
1947 | 48.80 | a | 52.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 94.23 | ----- | z | ----- | z | ----- | z | ----- | z | 65.01 | i | |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 51.66 | 56.52 | 63.29 | 72.05 | 79.50 | 89.52 | 92.94 | 91.29 | 83.98 | 73.30 | 62.82 | 52.85 | 72.33 | |||||||||||||
S.D. | 4.61 | 4.54 | 4.37 | 3.77 | 3.60 | 3.25 | 3.34 | 3.42 | 2.95 | 3.59 | 5.17 | 5.33 | 1.42 | |||||||||||||
SKEW | 0.05 | -0.14 | -0.13 | 0.51 | 0.48 | -0.49 | -0.05 | 0.31 | 0.06 | -0.28 | 0.56 | 0.02 | 0.22 | |||||||||||||
MAX | 62.55 | 65.07 | 73.23 | 80.27 | 89.16 | 95.57 | 101.35 | 100.71 | 90.10 | 79.48 | 75.43 | 64.27 | 75.31 | |||||||||||||
MIN | 43.00 | 46.29 | 53.74 | 65.17 | 71.77 | 80.80 | 85.81 | 85.23 | 78.47 | 65.19 | 52.07 | 43.60 | 69.13 | |||||||||||||
YRS | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 36 | 34 | 33 | 34 | 33 | 30 |