YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 41.57 | a | 28.48 | 24.93 | a | 31.66 | i | |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | 54.29 | c | 62.13 | c | 69.27 | 67.60 | a | 61.22 | 52.83 | a | 41.58 | 36.77 | 55.71 | d | ||||
1938 | 33.97 | 31.59 | 34.93 | a | 47.70 | 54.62 | a | 64.43 | 70.52 | 66.56 | 63.07 | 48.98 | e | 34.63 | 34.97 | 48.83 | ||||||||||
1939 | 33.69 | 29.75 | 40.74 | 50.83 | 55.79 | 58.42 | 70.06 | 69.66 | 59.68 | 48.02 | 40.47 | 39.74 | 49.74 | |||||||||||||
1940 | 34.98 | 37.40 | 42.26 | ----- | z | 57.90 | 65.85 | 67.63 | 68.92 | 57.88 | 51.00 | 36.60 | 35.59 | c | 50.55 | a | ||||||||||
1941 | 34.24 | 39.33 | b | 42.22 | a | 45.10 | 53.40 | 56.95 | 68.50 | 63.53 | 53.02 | 47.32 | 42.80 | 33.40 | 48.32 | |||||||||||
1942 | 29.17 | b | 31.16 | 40.22 | h | 50.48 | f | 50.25 | a | 58.22 | 70.63 | 68.06 | 58.87 | 50.39 | 39.33 | 35.47 | 49.15 | b | ||||||||
1943 | 29.13 | 36.54 | 39.97 | 50.03 | 51.16 | 54.52 | 67.00 | 63.47 | 62.47 | 49.65 | 40.35 | 29.94 | 47.85 | |||||||||||||
1944 | 30.26 | 32.64 | 37.72 | d | 44.47 | a | 53.26 | 55.37 | 65.58 | 64.68 | 58.72 | 52.08 | 33.78 | 31.94 | 46.71 | |||||||||||
1945 | 32.08 | 35.38 | 36.39 | 43.42 | 53.03 | 57.37 | 68.79 | 66.45 | 55.86 | a | 51.81 | 38.00 | 30.58 | 47.43 | ||||||||||||
1946 | 31.42 | 32.75 | 39.73 | 48.33 | 54.40 | 58.98 | a | 67.02 | 68.18 | a | 56.83 | 42.69 | 36.77 | 35.19 | 47.69 | |||||||||||
1947 | 28.56 | 38.88 | 42.45 | 47.05 | 58.84 | 57.16 | a | 66.47 | 64.52 | 58.38 | 50.65 | 34.60 | 33.23 | 48.40 | ||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.85 | a | 63.55 | a | 56.32 | 47.87 | 36.53 | a | 24.90 | 49.00 | f | |||
1949 | 13.34 | b | 30.33 | b | 37.87 | 49.75 | 55.48 | 60.95 | a | 68.42 | a | 66.10 | a | 61.00 | 45.18 | 44.95 | b | 31.56 | 47.08 | |||||||
1950 | 25.65 | 36.60 | d | 38.56 | o | 45.04 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.76 | i | |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.38 | n | 70.68 | 65.95 | 60.57 | g | 44.50 | 36.98 | a | 26.16 | 48.85 | g | ||||
1952 | 25.47 | b | 31.24 | 32.18 | 46.32 | b | 51.46 | e | 61.21 | w | 66.59 | c | 66.12 | k | 62.29 | k | 54.14 | m | 34.88 | i | ----- | z | 42.21 | f | ||
1953 | ----- | z | ----- | z | 41.20 | i | 43.98 | c | 47.45 | 54.52 | b | 69.42 | a | 65.40 | a | 62.21 | b | 49.38 | c | 44.76 | c | 34.98 | a | 52.46 | c | |
1954 | 32.60 | b | 40.52 | a | 36.07 | b | 48.28 | 56.60 | a | 54.32 | e | 69.32 | a | 62.53 | 56.85 | c | 48.10 | 43.69 | a | 33.44 | w | 49.90 | a | |||
1955 | 31.31 | r | 29.71 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 29.71 | k | |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | 42.38 | m | 50.52 | 63.50 | e | 73.29 | 65.57 | b | 61.54 | b | 49.31 | 37.00 | b | 31.90 | a | 54.08 | d | |||
1961 | 35.47 | 38.59 | 39.52 | 45.18 | 50.83 | a | 67.33 | a | 70.63 | d | 71.25 | i | ----- | z | ----- | z | ----- | z | ----- | z | 49.65 | e | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.00 | 34.52 | 38.62 | 46.82 | 53.49 | 59.37 | 68.67 | 65.93 | 58.99 | 48.41 | 38.41 | 32.43 | 48.00 | |||||||||||||
S.D. | 5.58 | 3.77 | 3.12 | 2.39 | 2.98 | 4.19 | 2.11 | 2.08 | 2.81 | 3.17 | 4.28 | 4.16 | 0.93 | |||||||||||||
SKEW | -1.83 | 0.14 | -0.51 | 0.23 | -0.07 | 0.50 | 0.11 | 0.14 | -0.33 | -0.73 | -0.30 | -0.47 | 0.44 | |||||||||||||
MAX | 35.47 | 40.52 | 42.45 | 50.83 | 58.84 | 67.33 | 73.29 | 69.66 | 63.07 | 52.83 | 44.95 | 39.74 | 49.74 | |||||||||||||
MIN | 13.34 | 29.71 | 32.18 | 43.42 | 47.45 | 54.32 | 64.85 | 62.53 | 53.02 | 41.57 | 28.48 | 24.90 | 46.71 | |||||||||||||
YRS | 15 | 16 | 13 | 14 | 17 | 16 | 19 | 17 | 16 | 18 | 18 | 17 | 9 |