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 | 80.18 | 76.32 | 67.86 | b | 55.00 | 50.93 | 38.00 | 61.38 | f | |||||
1913 | 37.08 | 41.62 | 47.68 | 57.32 | 69.13 | 72.30 | 80.52 | 80.45 | 68.85 | 58.47 | 51.90 | 36.02 | 58.44 | |||||||||||||
1914 | 45.69 | 42.12 | 49.08 | 57.78 | 63.95 | 75.47 | 75.85 | 76.55 | 72.15 | 61.02 | 56.87 | 37.90 | 59.54 | |||||||||||||
1915 | 37.23 | 43.79 | 43.24 | 59.13 | 62.92 | 75.13 | 77.61 | 73.61 | 71.62 | 60.06 | 50.32 | 41.15 | 57.98 | |||||||||||||
1916 | 39.40 | b | 46.26 | 53.02 | a | 54.33 | 69.15 | 77.27 | 81.42 | 81.53 | 69.57 | 56.94 | 47.13 | 36.97 | 59.41 | |||||||||||
1917 | 38.37 | 40.55 | 48.45 | 55.48 | 60.73 | 78.47 | 85.55 | 80.40 | a | 72.20 | 58.32 | a | 56.80 | ----- | z | 61.39 | a | |||||||||
1918 | 32.44 | 46.29 | 53.81 | 56.55 | 62.75 | a | 76.43 | 81.11 | 79.03 | 67.48 | 62.61 | 45.65 | 33.52 | 58.14 | ||||||||||||
1919 | 31.84 | 41.50 | 48.47 | 57.05 | 64.74 | 70.45 | 77.15 | 77.84 | 73.08 | 61.31 | 46.82 | 42.69 | 57.74 | |||||||||||||
1920 | 40.87 | 44.17 | 49.16 | 53.97 | 64.19 | 73.77 | 81.37 | 76.23 | 72.30 | 61.89 | 45.90 | 43.58 | 58.95 | |||||||||||||
1921 | 44.10 | 46.91 | 55.22 | b | 57.33 | 67.06 | 71.92 | 76.56 | 78.18 | 75.65 | 64.53 | 55.60 | 47.87 | 61.75 | ||||||||||||
1922 | 36.58 | 43.18 | 49.91 | b | 57.95 | 67.23 | 75.97 | 81.19 | 82.27 | 74.75 | 61.83 | b | 48.25 | 44.81 | 60.33 | |||||||||||
1923 | 47.84 | 39.38 | 46.24 | b | 58.15 | 67.37 | 76.12 | 80.52 | 77.60 | 69.85 | 55.65 | 46.90 | 35.52 | 58.43 | ||||||||||||
1924 | 36.84 | 43.53 | 41.35 | 56.90 | 63.32 | 78.78 | 77.26 | 79.05 | 69.58 | 61.76 | 51.78 | a | 35.12 | b | 57.94 | |||||||||||
1925 | 35.61 | 46.68 | 56.13 | 61.92 | 66.39 | 76.40 | 77.13 | 73.58 | 67.10 | 53.11 | c | 48.59 | b | 39.31 | 58.49 | |||||||||||
1926 | 39.05 | 48.21 | 44.84 | 52.85 | 64.24 | b | 75.18 | ----- | z | 82.37 | 74.50 | b | 61.19 | 49.43 | 39.85 | h | 59.19 | b | ||||||||
1927 | 46.21 | b | 47.85 | b | 50.87 | 64.07 | 73.19 | 74.05 | 80.24 | 77.21 | 71.46 | c | 62.95 | 54.17 | 35.66 | 61.49 | ||||||||||
1928 | 41.00 | 39.03 | 52.65 | 56.41 | b | 65.85 | 74.87 | 80.84 | 75.87 | 70.23 | 60.69 | 46.22 | 42.38 | a | 58.84 | |||||||||||
1929 | 39.48 | b | 33.29 | 50.52 | b | 62.38 | 64.61 | 77.67 | 81.44 | 81.29 | 71.98 | a | 60.63 | 41.38 | 43.69 | 59.03 | ||||||||||
1930 | 29.35 | a | 50.11 | 45.52 | 64.83 | 65.10 | 77.57 | 79.82 | 80.10 | 72.63 | 57.61 | 47.50 | 36.98 | 58.93 | ||||||||||||
1931 | 37.05 | 45.25 | 46.23 | c | 55.59 | a | 63.02 | a | 77.88 | 79.13 | 75.00 | 76.68 | 61.35 | 46.95 | 40.41 | b | 58.71 | |||||||||
1932 | 35.48 | 49.36 | 45.50 | a | 60.03 | a | 67.11 | 74.75 | 81.68 | 77.87 | 68.10 | 57.60 | 48.85 | 33.37 | a | 58.31 | ||||||||||
1933 | 42.73 | 36.57 | 50.84 | 54.65 | 66.50 | 77.92 | 81.32 | 77.16 | 75.43 | 63.02 | 51.10 | 49.17 | a | 60.53 | ||||||||||||
1934 | 42.13 | 43.73 | 47.10 | 59.12 | 73.03 | 81.52 | 85.69 | 82.81 | 72.48 | 65.87 | a | 50.75 | 42.17 | b | 62.20 | |||||||||||
1935 | 44.21 | 45.05 | 53.58 | 59.45 | 61.48 | 76.53 | 81.31 | 77.79 | 68.10 | 60.11 | 46.58 | 39.16 | 59.45 | |||||||||||||
1936 | 37.75 | c | 40.44 | b | 53.29 | 59.38 | 69.69 | 80.53 | 81.73 | 81.56 | 69.37 | 57.66 | 44.60 | 42.37 | 59.87 | |||||||||||
1937 | 32.69 | 40.32 | 47.26 | b | 58.14 | b | 68.68 | a | 76.00 | 81.79 | 82.50 | 73.93 | 62.13 | 49.13 | 39.92 | 59.38 | ||||||||||
1938 | 41.57 | b | 45.29 | 54.45 | 58.73 | 66.66 | 74.62 | 78.90 | 81.87 | 71.57 | 65.58 | g | 45.10 | 41.90 | 60.06 | a | ||||||||||
1939 | 42.65 | 36.02 | b | 52.63 | a | 62.04 | b | 68.16 | 78.12 | 80.52 | a | 79.00 | b | 74.95 | 62.45 | 48.03 | 44.39 | 60.75 | ||||||||
1940 | 33.95 | 44.40 | 52.61 | 59.33 | ----- | z | 77.08 | 83.79 | 77.87 | a | 76.82 | b | 65.87 | 44.81 | a | 42.93 | a | 59.95 | a | |||||||
1941 | 41.39 | c | 44.96 | b | 46.24 | b | 57.79 | a | 67.28 | b | 73.22 | 78.83 | a | 78.95 | 71.97 | 60.35 | 51.50 | 39.13 | 59.30 | |||||||
1942 | 38.41 | b | 37.74 | a | 47.00 | 57.03 | 66.25 | c | 76.38 | e | 79.87 | 76.35 | 68.92 | 59.18 | a | 52.47 | 43.56 | 58.60 | ||||||||
1943 | 40.09 | b | 46.04 | a | 48.55 | b | 63.27 | 65.71 | 77.21 | b | 79.40 | 81.92 | 68.92 | 58.62 | a | 44.31 | c | 32.41 | d | 58.87 | ||||||
1944 | 36.90 | a | 42.00 | 46.23 | 54.95 | b | 66.41 | d | 74.90 | a | 78.22 | b | 78.55 | a | 70.20 | b | 60.19 | 48.59 | a | 36.39 | c | 57.79 | ||||
1945 | 38.19 | 44.52 | a | 50.19 | b | 50.97 | n | 68.98 | e | 73.77 | b | 79.26 | 78.98 | 73.68 | e | 60.18 | a | 50.09 | a | 39.69 | 59.78 | a | ||||
1946 | 39.40 | a | 43.54 | b | 51.21 | b | 63.33 | a | 62.50 | a | 78.28 | a | 82.85 | 81.42 | ----- | z | ----- | z | ----- | z | 44.16 | c | 60.74 | c | ||
1947 | 37.00 | o | 36.87 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 82.87 | ----- | z | ----- | z | ----- | z | ----- | z | 82.87 | k | |
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 | 38.93 | 43.23 | 49.38 | 58.40 | 66.16 | 76.07 | 80.30 | 78.94 | 71.59 | 60.31 | 48.97 | 40.07 | 59.26 | |||||||||||||
S.D. | 4.23 | 3.86 | 3.59 | 3.04 | 2.93 | 2.35 | 2.28 | 2.60 | 2.73 | 2.87 | 3.61 | 4.13 | 1.19 | |||||||||||||
SKEW | -0.05 | -0.56 | -0.07 | 0.40 | 0.44 | -0.10 | 0.29 | -0.20 | 0.20 | -0.32 | 0.42 | 0.08 | 0.96 | |||||||||||||
MAX | 47.84 | 50.11 | 56.13 | 64.83 | 73.19 | 81.52 | 85.69 | 82.87 | 76.82 | 65.87 | 56.87 | 49.17 | 62.20 | |||||||||||||
MIN | 29.35 | 33.29 | 41.35 | 52.85 | 60.73 | 70.45 | 75.85 | 73.58 | 67.10 | 53.11 | 41.38 | 32.41 | 57.74 | |||||||||||||
YRS | 34 | 34 | 34 | 33 | 33 | 34 | 34 | 36 | 34 | 33 | 34 | 33 | 28 |