YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 64.66 | 68.98 | 77.30 | 82.58 | 90.17 | 99.56 | 95.47 | 91.12 | 78.08 | 70.17 | 61.10 | a | 79.93 | a | ||||||||||
1908 | 57.54 | e | 56.38 | 71.06 | ----- | z | 80.90 | 91.47 | 91.19 | 92.85 | 85.42 | 77.48 | 64.68 | 61.27 | 75.48 | a | ||||||||||
1909 | 60.29 | 63.12 | 72.98 | ----- | z | ----- | z | ----- | z | ----- | z | 89.05 | 86.60 | 77.03 | 64.75 | ----- | z | 73.40 | e | |||||||
1910 | 57.32 | 60.02 | 68.97 | 75.12 | 82.76 | 93.02 | 97.18 | 91.05 | 84.57 | 73.81 | 65.40 | 62.05 | 75.94 | |||||||||||||
1911 | 57.23 | 57.30 | 69.45 | 72.20 | c | 81.76 | 91.92 | 90.48 | 94.97 | 91.52 | 73.95 | 63.20 | b | 55.70 | i | 76.73 | a | |||||||||
1912 | 59.48 | a | 57.00 | 54.89 | ----- | z | ----- | z | ----- | z | ----- | z | 92.92 | 86.27 | 74.58 | 65.67 | 54.06 | 68.11 | d | |||||||
1913 | ----- | z | 54.56 | c | 57.85 | 68.90 | 79.69 | ----- | z | 87.86 | t | 90.79 | 85.98 | f | 71.81 | o | 65.32 | 54.93 | a | 67.44 | e | |||||
1914 | 58.07 | b | 61.04 | 69.26 | 74.00 | 79.32 | 88.47 | 92.50 | ----- | z | ----- | z | ----- | z | ----- | z | 49.03 | a | 71.46 | d | ||||||
1915 | 56.83 | y | 56.98 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 87.88 | w | 84.86 | a | 78.66 | 63.27 | 55.31 | 67.82 | g | ||||
1916 | 51.85 | u | 64.90 | e | 72.26 | h | ----- | z | ----- | z | 89.74 | a | 93.30 | a | ----- | z | 86.76 | a | 71.31 | 60.38 | a | 50.11 | 73.78 | e | ||
1917 | 50.02 | a | 61.87 | a | 70.69 | 70.62 | a | 71.92 | 91.52 | 94.81 | 87.42 | e | 88.83 | 81.35 | 62.70 | 58.15 | u | 75.61 | a | |||||||
1918 | 52.65 | a | 57.91 | 60.03 | ----- | z | 70.98 | a | 91.10 | a | 96.15 | 89.35 | 86.34 | a | 78.40 | a | 66.91 | h | ----- | z | 75.88 | c | ||||
1919 | ----- | z | ----- | z | 61.95 | b | 73.47 | a | 79.81 | b | 90.78 | ----- | z | 95.06 | 92.85 | m | 71.03 | a | 61.97 | 56.87 | a | 73.87 | d | |||
1920 | 55.68 | a | 60.95 | 62.63 | a | 68.70 | 80.56 | ----- | z | ----- | z | 93.34 | 84.18 | b | 72.43 | d | ----- | z | ----- | z | 72.31 | d | ||||
1921 | 55.56 | d | 63.69 | b | 69.83 | b | 71.12 | 78.02 | a | 94.54 | c | 94.53 | 92.81 | 87.88 | a | 78.24 | 66.72 | 59.71 | b | 76.05 | ||||||
1922 | 52.24 | b | 57.19 | b | 60.58 | f | 67.09 | b | 81.60 | 91.67 | 95.81 | 93.32 | 92.35 | 74.94 | 58.98 | 57.40 | 74.78 | a | ||||||||
1923 | 58.39 | 60.34 | 62.79 | 69.42 | 82.68 | a | 83.80 | 94.00 | a | 92.29 | ----- | z | 73.42 | a | 64.85 | 54.38 | f | 74.20 | b | |||||||
1924 | 54.04 | c | 63.86 | a | 62.31 | 63.70 | ----- | z | ----- | z | 96.02 | 95.97 | 91.52 | 75.74 | 66.45 | 54.81 | 72.44 | b | ||||||||
1925 | 50.77 | a | 61.25 | ----- | z | ----- | z | ----- | z | 92.00 | k | 93.75 | k | 89.55 | b | 84.72 | a | 71.18 | 61.00 | 57.82 | 68.04 | e | ||||
1926 | 52.60 | 60.39 | 67.03 | 71.05 | 78.31 | 90.28 | 93.93 | a | 92.00 | a | 86.35 | 76.27 | 64.90 | 52.90 | 73.84 | |||||||||||
1927 | 55.82 | 60.75 | 62.94 | 71.37 | 80.13 | 87.73 | 93.66 | 88.40 | p | 88.13 | 78.68 | 68.10 | 57.13 | 73.13 | a | |||||||||||
1928 | 55.71 | 55.24 | 68.65 | 71.00 | 78.44 | 87.32 | 92.75 | a | 92.20 | a | 88.30 | 75.19 | 62.72 | 54.73 | 73.52 | |||||||||||
1929 | 51.31 | b | 56.60 | c | 62.53 | a | 68.60 | 80.18 | 88.55 | b | 93.73 | 92.69 | 86.38 | b | 77.50 | a | 60.05 | 58.08 | 73.02 | |||||||
1930 | 51.58 | 61.45 | 62.92 | 73.17 | 72.21 | 87.59 | a | 92.87 | 91.02 | 83.62 | a | 73.37 | 64.21 | a | 52.44 | 72.20 | ||||||||||
1931 | 53.29 | 57.21 | 64.81 | 73.31 | a | 81.48 | 86.12 | 93.84 | 90.26 | b | 84.12 | b | 73.82 | a | 57.07 | 48.68 | a | 72.00 | ||||||||
1932 | 47.84 | 55.75 | a | 64.73 | a | 72.24 | a | 78.74 | 86.12 | 92.26 | 91.08 | 87.00 | a | 71.11 | 62.85 | d | 48.37 | e | 71.51 | |||||||
1933 | 48.14 | f | 49.06 | d | 62.29 | b | 65.03 | a | 69.17 | a | 80.82 | 90.02 | 91.07 | b | 89.89 | k | 81.86 | c | 67.25 | d | 56.19 | b | 71.28 | b | ||
1934 | 56.12 | c | 60.17 | b | 78.80 | c | 82.50 | d | 85.88 | c | 83.96 | d | 96.07 | c | 93.62 | b | 89.10 | 79.06 | d | 59.91 | b | 55.83 | a | 76.75 | ||
1935 | 54.19 | e | 62.23 | d | 62.00 | e | 73.28 | e | 77.29 | b | 90.87 | 93.28 | b | 91.40 | e | 87.81 | c | 72.71 | e | 57.12 | d | 55.02 | e | 73.10 | ||
1936 | 53.35 | e | 57.62 | c | 65.93 | c | 73.31 | d | 81.27 | c | 88.66 | b | 94.22 | f | 93.15 | e | 86.08 | 74.63 | 63.45 | 54.16 | 71.96 | a | ||||
1937 | 43.05 | a | 55.89 | 62.67 | a | 70.55 | 77.90 | 86.02 | 93.18 | 93.56 | 89.73 | 76.69 | 63.55 | 57.84 | 72.55 | |||||||||||
1938 | 55.89 | 56.29 | 61.25 | a | 72.83 | 79.95 | 88.82 | 93.77 | 93.23 | 90.52 | 75.73 | 59.08 | 57.71 | 73.75 | ||||||||||||
1939 | 55.06 | 52.80 | 67.66 | 77.30 | 81.37 | 89.10 | 95.70 | a | 95.06 | ----- | z | 74.89 | 67.88 | 59.32 | 74.20 | a | ||||||||||
1940 | 58.82 | 59.97 | 68.89 | 74.13 | 84.81 | 94.02 | 97.27 | 95.77 | 90.38 | 83.35 | 63.33 | 59.56 | 77.53 | |||||||||||||
1941 | 55.66 | 61.88 | 64.06 | 67.13 | 81.85 | 86.10 | 95.34 | 90.66 | 83.75 | 73.90 | 66.07 | 56.23 | 73.55 | |||||||||||||
1942 | 57.30 | a | ----- | z | 64.73 | 70.14 | a | 78.47 | b | 88.05 | 98.23 | 93.25 | a | 88.37 | 76.05 | 66.30 | 58.37 | 76.29 | a | |||||||
1943 | 55.47 | 61.86 | 68.39 | 79.83 | ----- | z | 94.95 | 102.20 | a | 97.21 | 98.15 | ----- | z | ----- | z | ----- | z | 82.26 | d | |||||||
1944 | ----- | z | ----- | z | 65.78 | v | 69.92 | 80.35 | 83.92 | 92.98 | 95.65 | 92.67 | 79.71 | 60.48 | a | 57.18 | 79.21 | c | ||||||||
1945 | 52.06 | m | 58.96 | 60.89 | 72.42 | 80.66 | b | 85.52 | 97.27 | 95.27 | 88.67 | l | ----- | z | 62.65 | 54.69 | 74.26 | c | ||||||||
1946 | ----- | z | 61.92 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.76 | a | 72.62 | f | 60.00 | a | 58.60 | 69.45 | i | |
1947 | 53.92 | ----- | z | 67.53 | 74.03 | 84.09 | n | 87.17 | 97.32 | 91.78 | b | 89.71 | m | 77.17 | b | 61.00 | ----- | z | 76.24 | d | ||||||
1948 | 53.77 | r | 58.02 | 62.04 | e | 72.71 | a | 79.98 | b | 86.60 | a | 95.10 | ----- | z | ----- | z | ----- | z | 61.23 | 53.77 | a | 71.18 | d | |||
1949 | 46.88 | r | 54.62 | 63.18 | 75.66 | h | 78.81 | 89.97 | 94.90 | 93.84 | 92.37 | 75.08 | 70.33 | 55.32 | 76.84 | b | ||||||||||
1950 | 53.05 | 63.20 | 66.90 | a | 75.93 | 76.93 | d | 87.02 | 92.12 | c | 95.22 | b | 86.40 | 82.45 | a | 66.65 | 60.50 | 75.53 | ||||||||
1951 | 58.63 | 61.14 | 66.00 | 72.03 | 80.97 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.75 | g | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 54.64 | 59.10 | 65.40 | 72.10 | 79.38 | 88.71 | 94.67 | 92.77 | 88.05 | 76.08 | 63.54 | 56.03 | 74.06 | |||||||||||||
S.D. | 3.54 | 3.46 | 4.47 | 3.76 | 3.56 | 3.21 | 2.53 | 2.21 | 3.19 | 3.19 | 3.24 | 3.45 | 1.85 | |||||||||||||
SKEW | -1.06 | -0.52 | 0.42 | 0.35 | -1.19 | -0.12 | 0.71 | -0.19 | 0.91 | 0.40 | 0.01 | -0.52 | 0.49 | |||||||||||||
MAX | 60.29 | 64.90 | 78.80 | 82.50 | 85.88 | 94.95 | 102.20 | 97.21 | 98.15 | 83.35 | 70.33 | 62.05 | 77.53 | |||||||||||||
MIN | 43.05 | 49.06 | 54.89 | 63.70 | 69.17 | 80.82 | 90.02 | 87.42 | 83.62 | 71.03 | 57.07 | 48.37 | 71.51 | |||||||||||||
YRS | 34 | 40 | 39 | 36 | 36 | 36 | 35 | 38 | 35 | 38 | 40 | 36 | 15 |