YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1910 | ----- | z | ----- | z | ----- | z | 37.69 | a | 41.81 | 48.97 | 59.16 | 51.55 | b | 45.71 | b | 31.42 | s | 30.22 | c | 22.55 | 42.21 | d | ||||
1911 | 15.13 | a | 12.00 | 26.81 | 32.07 | a | 37.95 | i | 50.05 | i | 57.35 | 52.50 | c | 45.89 | c | 35.83 | a | 25.33 | c | 20.22 | d | 32.31 | b | |||
1912 | 12.82 | c | 21.35 | c | 21.28 | b | 32.69 | a | 42.60 | a | 50.80 | e | 54.52 | f | 53.28 | b | 43.26 | c | 35.31 | b | 30.30 | 18.50 | a | 32.93 | a | |
1913 | 11.29 | c | 11.27 | b | 21.74 | 35.70 | c | 44.24 | b | 51.63 | ----- | z | 57.61 | 47.63 | 35.27 | a | 31.70 | 19.48 | 33.42 | a | ||||||
1914 | 21.32 | 19.71 | 30.71 | 37.40 | 45.57 | a | 48.90 | 60.06 | 57.90 | 44.72 | a | 40.94 | 28.45 | a | 12.17 | b | 37.32 | |||||||||
1915 | 13.52 | 28.11 | a | 35.39 | ----- | z | 45.23 | i | 45.00 | d | 53.08 | f | 61.71 | ----- | z | ----- | z | ----- | z | ----- | z | 36.74 | 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 | 45.16 | 47.57 | 55.42 | 53.65 | 48.86 | a | 41.90 | a | 30.20 | 19.22 | h | 46.11 | e | |||||
1945 | 19.97 | 26.75 | 29.03 | 33.83 | 43.06 | 43.47 | o | 57.35 | 55.68 | 43.00 | 38.87 | 28.00 | 21.10 | 36.06 | a | |||||||||||
1946 | 14.97 | 17.00 | 28.58 | 36.80 | 42.42 | 48.73 | 57.35 | 55.16 | 41.67 | 30.45 | 26.10 | 24.32 | 35.30 | |||||||||||||
1947 | 10.81 | 23.68 | 30.77 | 35.43 | 47.71 | 47.27 | 59.50 | a | 55.06 | 46.50 | 41.39 | 27.27 | 22.13 | 37.29 | ||||||||||||
1948 | 18.52 | 22.79 | 26.35 | 34.20 | 42.10 | 53.60 | 54.52 | 54.35 | 46.30 | 34.84 | 24.17 | 7.77 | 34.96 | |||||||||||||
1949 | -3.32 | 18.86 | 31.16 | 38.20 | 47.03 | a | 48.50 | 55.71 | 56.26 | 46.97 | 30.74 | 28.47 | 16.68 | 34.60 | ||||||||||||
1950 | 9.03 | 16.39 | 24.19 | 30.87 | 36.55 | 45.13 | 54.87 | 57.00 | 49.20 | 41.35 | 31.40 | 29.19 | 35.43 | |||||||||||||
1951 | 18.32 | 22.14 | 23.97 | 36.77 | 42.77 | 46.23 | 57.19 | 53.39 | 46.50 | 38.00 | 27.17 | 18.42 | 35.91 | |||||||||||||
1952 | 16.32 | 12.76 | 23.81 | 36.50 | 44.16 | 48.80 | 55.45 | 57.45 | 49.30 | 40.58 | 26.40 | 23.55 | 36.26 | |||||||||||||
1953 | 29.84 | 26.43 | 29.16 | 33.47 | 38.26 | 45.37 | 58.42 | 52.81 | ----- | z | ----- | z | 31.15 | q | 18.84 | l | 39.22 | d | ||||||||
1954 | 24.07 | d | 27.54 | 26.42 | 34.83 | 43.57 | a | 45.43 | 55.97 | 52.16 | 45.73 | 34.46 | g | 31.27 | ----- | z | 38.70 | b | ||||||||
1955 | 10.68 | i | 14.55 | f | 19.90 | a | 32.23 | 39.35 | n | 51.40 | 55.61 | 56.74 | 46.53 | 36.71 | ----- | z | ----- | z | 42.73 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 15.51 | 20.45 | 26.83 | 34.92 | 43.13 | 48.33 | 56.93 | 55.24 | 46.11 | 37.30 | 28.43 | 19.70 | 35.88 | |||||||||||||
S.D. | 7.55 | 5.67 | 4.21 | 2.24 | 2.92 | 2.58 | 1.75 | 2.58 | 2.17 | 3.80 | 2.36 | 5.43 | 1.02 | |||||||||||||
SKEW | -0.56 | -0.25 | 0.14 | -0.21 | -0.67 | 0.38 | 0.38 | 0.68 | -0.38 | -0.46 | -0.17 | -0.60 | 0.38 | |||||||||||||
MAX | 29.84 | 28.11 | 35.39 | 38.20 | 47.71 | 53.60 | 60.06 | 61.71 | 49.30 | 41.90 | 31.70 | 29.19 | 37.32 | |||||||||||||
MIN | -3.32 | 11.27 | 19.90 | 30.87 | 36.55 | 45.00 | 54.52 | 51.55 | 41.67 | 30.45 | 24.17 | 7.77 | 34.60 | |||||||||||||
YRS | 15 | 15 | 16 | 16 | 15 | 16 | 15 | 18 | 16 | 14 | 15 | 13 | 8 |