YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1910 | ----- | z | ----- | z | ----- | z | 52.29 | a | 56.97 | 65.20 | 76.00 | 69.41 | b | 61.73 | b | 47.62 | s | 38.32 | e | 29.35 | 56.16 | d | ||||
1911 | 24.70 | a | 22.98 | a | 40.07 | a | 44.68 | b | 49.80 | k | 62.39 | k | 73.02 | a | 67.76 | f | 59.42 | d | 48.32 | c | 34.26 | e | 28.94 | g | 43.43 | d |
1912 | 23.00 | f | 29.63 | c | 34.34 | c | 46.75 | b | 55.55 | b | ----- | z | 71.08 | k | 66.91 | d | 56.73 | f | 47.30 | c | 39.43 | a | 27.33 | a | 43.41 | d |
1913 | 21.28 | h | 24.35 | e | 31.06 | 46.58 | f | 57.76 | d | 63.08 | ----- | z | 72.87 | 63.59 | b | 46.69 | b | 39.30 | b | 27.95 | 47.41 | c | ||||
1914 | 28.90 | a | 29.17 | a | 42.32 | 49.03 | 59.68 | a | 62.87 | c | 74.95 | a | 73.66 | 60.17 | c | 53.30 | a | 41.68 | b | 22.21 | b | 49.83 | ||||
1915 | 21.71 | b | 35.54 | a | 44.88 | a | ----- | z | 54.29 | q | 59.70 | e | 68.30 | f | 78.97 | ----- | z | ----- | z | ----- | z | ----- | z | 48.16 | g | |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | 60.17 | b | 61.68 | 71.63 | 70.39 | 64.96 | b | 57.40 | a | 36.92 | 28.11 | h | 60.45 | e | ||||
1945 | 27.21 | 34.36 | 38.32 | 45.22 | 56.27 | 55.13 | o | 74.92 | 73.42 | a | 58.22 | 53.40 | 35.47 | 28.32 | 47.74 | a | ||||||||||
1946 | 25.95 | 27.70 | 39.37 | 50.77 | 56.76 | 63.03 | 73.55 | 72.40 | 57.80 | 42.47 | 34.95 | 32.48 | 48.10 | |||||||||||||
1947 | 21.45 | 34.00 | 43.00 | 48.23 | 61.23 | 59.77 | 75.57 | a | 71.44 | 61.85 | 52.34 | 34.63 | 29.82 | 49.44 | ||||||||||||
1948 | 27.84 | 31.71 | 35.31 | 44.60 | 54.39 | 66.52 | 69.76 | 70.56 | 61.88 | 50.37 | 33.72 | 18.61 | 47.11 | |||||||||||||
1949 | 7.90 | 27.07 | 40.31 | 52.97 | 61.00 | a | 64.83 | 73.73 | 73.98 | 64.57 | 44.87 | 41.22 | 26.47 | 48.24 | ||||||||||||
1950 | 18.79 | 27.21 | 34.48 | 45.23 | 52.50 | 61.23 | 72.05 | 73.66 | 64.07 | 53.31 | 39.82 | 34.11 | 48.04 | |||||||||||||
1951 | 25.56 | 30.77 | 34.21 | 51.23 | 56.56 | 61.18 | 75.24 | 70.74 | 63.30 | 47.82 | 35.85 | 25.66 | 48.18 | |||||||||||||
1952 | 24.20 | a | 23.33 | 33.60 | 49.98 | 58.23 | 63.23 | 72.71 | 73.44 | 67.03 | 57.55 | 35.77 | 29.56 | 49.05 | ||||||||||||
1953 | 35.79 | 34.71 | 40.27 | a | 45.77 | 51.50 | 59.12 | 75.61 | 71.63 | ----- | z | ----- | z | 37.96 | q | 27.29 | n | 51.80 | d | |||||||
1954 | 31.65 | g | 35.98 | 37.76 | 47.82 | 58.45 | b | 59.98 | 74.00 | a | 68.47 | 61.97 | 50.29 | g | 43.90 | ----- | z | 54.26 | c | |||||||
1955 | 20.61 | i | 24.34 | f | 29.88 | b | 42.38 | 52.53 | n | 65.82 | 70.89 | 75.26 | 63.32 | 51.18 | ----- | z | ----- | z | 56.96 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 24.17 | 29.90 | 37.45 | 47.80 | 57.13 | 62.48 | 73.57 | 72.19 | 62.26 | 50.45 | 37.68 | 27.66 | 48.50 | |||||||||||||
S.D. | 6.69 | 4.43 | 4.35 | 3.18 | 2.87 | 2.36 | 1.88 | 2.79 | 2.56 | 4.46 | 3.10 | 4.20 | 0.88 | |||||||||||||
SKEW | -0.87 | -0.14 | -0.07 | 0.10 | -0.41 | 0.20 | -0.51 | 0.36 | -0.15 | -0.02 | 0.48 | -0.65 | 0.10 | |||||||||||||
MAX | 35.79 | 35.98 | 44.88 | 52.97 | 61.23 | 66.52 | 76.00 | 78.97 | 67.03 | 57.55 | 43.90 | 34.11 | 49.83 | |||||||||||||
MIN | 7.90 | 22.98 | 29.88 | 42.38 | 51.50 | 59.12 | 69.76 | 66.91 | 57.80 | 42.47 | 33.72 | 18.61 | 47.11 | |||||||||||||
YRS | 12 | 15 | 16 | 15 | 15 | 15 | 15 | 17 | 15 | 14 | 15 | 12 | 8 |