YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1911 | ----- | z | ----- | z | ----- | z | 66.37 | c | 79.60 | f | 86.04 | b | 91.71 | 92.35 | 85.00 | 63.55 | 50.55 | a | 36.79 | c | 71.54 | d | ||||
1912 | 36.13 | 49.61 | a | 50.93 | c | 63.14 | a | 73.10 | a | 84.79 | b | 83.26 | h | 90.93 | b | 74.37 | c | 62.13 | 50.97 | a | 35.36 | t | 63.61 | b | ||
1913 | 33.65 | e | 43.70 | e | 52.72 | b | 68.80 | 79.17 | a | 84.39 | b | 92.69 | e | ----- | z | 80.50 | 65.71 | c | 52.37 | k | 34.86 | b | 63.62 | b | ||
1914 | 42.60 | a | ----- | z | 65.39 | 74.36 | e | 82.07 | c | 86.38 | a | ----- | z | 96.39 | 77.24 | m | ----- | z | 58.86 | b | 37.87 | a | 67.99 | d | ||
1915 | 33.68 | 38.75 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 94.00 | w | 81.83 | a | 73.68 | 53.31 | a | 41.13 | 53.73 | f | ||||
1916 | 33.81 | 43.38 | 64.48 | 72.93 | 80.29 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 58.98 | g | |||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 85.50 | q | 85.97 | 98.42 | 90.77 | 84.83 | 68.45 | 47.27 | 32.06 | 72.54 | e | |||||||
1952 | 31.65 | 38.45 | 46.00 | 69.33 | 81.37 | a | 88.60 | 95.67 | a | 93.29 | 84.80 | 76.45 | 52.77 | 36.71 | 66.26 | |||||||||||
1953 | 40.35 | 46.11 | 59.74 | 65.97 | 71.68 | 90.00 | 97.76 | b | 90.23 | 88.33 | c | 70.68 | 56.90 | a | 39.06 | 68.07 | ||||||||||
1954 | 42.55 | 53.64 | n | 55.93 | a | 73.93 | a | 81.81 | 87.69 | a | 94.81 | 91.68 | 84.25 | j | 69.17 | g | 56.50 | 36.19 | 69.01 | c | ||||||
1955 | 28.52 | 29.89 | a | 48.77 | 64.67 | 75.81 | e | 85.97 | 95.13 | 93.26 | 86.23 | 71.52 | 48.87 | 44.58 | 64.43 | |||||||||||
1956 | 46.19 | 45.03 | 60.31 | b | 67.60 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.78 | h | |||
1957 | ----- | z | ----- | z | ----- | z | ----- | z | 71.86 | c | 89.27 | 94.48 | 91.58 | 84.93 | ----- | z | 46.00 | s | ----- | z | 86.42 | g | ||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | 84.44 | o | ----- | z | ----- | z | 92.46 | r | 83.47 | ----- | z | ----- | z | 56.30 | u | 83.47 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.91 | 41.86 | 56.03 | 68.71 | 77.46 | 86.91 | 95.08 | 92.28 | 83.43 | 69.02 | 52.89 | 37.70 | 66.25 | |||||||||||||
S.D. | 5.69 | 6.08 | 6.90 | 3.93 | 4.37 | 1.89 | 2.27 | 1.87 | 3.85 | 4.99 | 3.90 | 3.62 | 1.82 | |||||||||||||
SKEW | 0.23 | -0.82 | -0.00 | 0.24 | -0.30 | 0.35 | 0.05 | 1.14 | -1.27 | 0.00 | 0.14 | 0.46 | -0.00 | |||||||||||||
MAX | 46.19 | 49.61 | 65.39 | 74.36 | 82.07 | 90.00 | 98.42 | 96.39 | 88.33 | 76.45 | 58.86 | 44.58 | 68.07 | |||||||||||||
MIN | 28.52 | 29.89 | 46.00 | 63.14 | 71.68 | 84.39 | 91.71 | 90.23 | 74.37 | 62.13 | 47.27 | 32.06 | 64.43 | |||||||||||||
YRS | 10 | 8 | 9 | 10 | 9 | 10 | 8 | 9 | 10 | 8 | 9 | 9 | 3 |