YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 45.09 | t | 35.10 | a | 20.40 | a | 27.75 | j |
1928 | 23.42 | 25.00 | a | ----- | z | 37.74 | c | 39.13 | a | 50.60 | 62.65 | ----- | z | 46.88 | f | 43.59 | d | 29.04 | d | 21.60 | f | 38.90 | d | |||
1929 | ----- | z | 17.09 | f | 29.40 | a | 39.31 | d | 44.62 | e | 52.67 | c | 57.64 | c | 59.32 | 51.00 | 40.84 | 24.63 | 21.45 | t | 44.38 | c | ||||
1930 | 13.87 | a | 29.68 | 26.77 | 41.50 | 44.71 | 56.90 | 61.10 | 58.68 | 52.17 | 40.65 | 27.80 | 23.00 | i | 41.26 | a | ||||||||||
1931 | 22.90 | 28.14 | 27.77 | a | 39.30 | 44.00 | 57.83 | 59.23 | 57.06 | 56.17 | 40.90 | a | 29.21 | a | 22.19 | 40.39 | ||||||||||
1932 | 19.29 | 28.75 | a | 22.73 | a | 37.33 | 51.27 | a | 53.90 | a | 63.03 | 62.54 | g | 56.29 | b | 40.30 | d | 28.08 | d | 15.64 | f | 40.10 | b | |||
1933 | 24.08 | e | 17.48 | e | 30.89 | d | 33.37 | c | 41.03 | 60.00 | d | 62.52 | d | 59.26 | d | 56.04 | d | 43.50 | e | 32.10 | 29.06 | 40.78 | ||||
1934 | 22.74 | 26.79 | 31.32 | 38.83 | 50.45 | 58.80 | 64.26 | 62.90 | a | 50.90 | 44.48 | 31.87 | 24.94 | 42.36 | ||||||||||||
1935 | 28.40 | a | 26.68 | 33.84 | 37.14 | a | 45.29 | 54.53 | 61.68 | 56.83 | b | 51.00 | e | 40.92 | e | 29.92 | d | 24.23 | e | 40.87 | ||||||
1936 | 19.78 | d | 18.12 | d | 29.54 | e | 38.08 | e | 49.31 | e | 57.23 | d | 59.78 | d | 61.07 | d | 51.96 | d | 39.52 | d | 27.12 | e | 21.85 | d | 39.45 | |
1937 | 11.50 | e | 23.21 | d | 29.30 | d | 38.15 | d | 49.19 | e | 57.35 | d | 60.15 | d | 60.44 | d | 54.41 | c | 42.79 | l | 28.63 | c | 20.93 | d | 39.39 | a |
1938 | 20.33 | d | 23.76 | c | 35.14 | c | 36.92 | d | 42.38 | e | 54.28 | e | 61.27 | e | 62.14 | b | 56.00 | t | 43.35 | 25.50 | b | 25.43 | c | 39.14 | a | |
1939 | 26.93 | c | 20.48 | e | 27.81 | d | 34.62 | d | 46.58 | e | 55.81 | c | 58.62 | e | 53.29 | c | 49.45 | a | 38.92 | e | 24.72 | e | 31.17 | g | 39.75 | a |
1940 | 22.67 | d | 27.17 | e | 35.31 | e | 39.38 | d | 48.31 | e | 56.52 | e | 62.35 | e | 60.30 | d | 56.43 | g | 47.89 | d | 25.75 | n | 25.92 | f | 44.43 | c |
1941 | 27.54 | e | 31.04 | e | 30.38 | e | 37.81 | d | 46.77 | e | 51.44 | e | 57.58 | e | 54.31 | e | 49.48 | e | 42.07 | d | 30.75 | f | 23.12 | e | 41.05 | a |
1942 | 18.59 | d | 15.68 | f | 17.81 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 18.59 | k |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.57 | 25.10 | 30.02 | 37.82 | 45.93 | 55.56 | 60.85 | 58.80 | 52.62 | 42.07 | 28.75 | 23.57 | 40.77 | |||||||||||||
S.D. | 4.84 | 4.30 | 3.49 | 2.02 | 3.59 | 2.77 | 2.07 | 2.96 | 2.64 | 2.44 | 3.04 | 2.69 | 1.05 | |||||||||||||
SKEW | -0.57 | -0.53 | -0.21 | -0.59 | -0.27 | -0.29 | -0.18 | -0.53 | 0.35 | 0.94 | 0.47 | 0.79 | 0.39 | |||||||||||||
MAX | 28.40 | 31.04 | 35.31 | 41.50 | 51.27 | 60.00 | 64.26 | 62.90 | 56.29 | 47.89 | 35.10 | 29.06 | 42.36 | |||||||||||||
MIN | 11.50 | 17.48 | 22.73 | 33.37 | 39.13 | 50.60 | 57.58 | 53.29 | 49.45 | 38.92 | 24.63 | 20.40 | 39.45 | |||||||||||||
YRS | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 13 | 13 | 9 | 5 |