YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.00 | m | 29.29 | 27.78 | g | 8.55 | b | 18.92 | j | |
1906 | 13.14 | b | 24.18 | 25.29 | 27.59 | a | 30.27 | a | 40.86 | b | 51.19 | d | 51.41 | d | 40.75 | j | 28.60 | a | 21.73 | ----- | z | 31.42 | b | |||
1907 | 20.42 | 34.50 | b | 23.03 | a | 26.67 | 29.61 | ----- | z | 48.79 | b | 50.23 | r | 43.83 | g | 33.71 | x | 22.57 | 17.39 | 27.87 | d | |||||
1908 | 14.77 | r | 19.70 | f | 23.27 | e | ----- | z | 28.81 | d | 36.47 | o | 48.90 | 48.74 | h | 38.96 | b | ----- | z | ----- | z | ----- | z | 34.99 | h | |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 33.52 | d | 38.89 | c | 46.40 | a | 45.08 | f | 38.00 | q | 24.45 | 16.17 | a | 6.96 | h | 31.89 | g | |
1921 | 15.19 | 14.81 | a | 22.04 | f | 21.58 | d | 29.50 | c | 38.88 | d | 47.88 | f | 45.60 | p | 36.68 | k | 26.60 | k | 16.42 | k | 15.37 | l | 23.99 | g | |
1922 | 7.78 | d | 12.09 | f | 15.00 | o | 22.73 | h | 31.31 | e | 42.21 | b | 47.30 | k | ----- | z | 35.62 | q | 26.81 | o | 15.62 | q | 13.88 | e | 23.80 | h |
1923 | 14.35 | n | 13.06 | l | 19.04 | f | 24.00 | o | 31.96 | g | 35.91 | g | 46.29 | g | 45.58 | l | 35.73 | h | 26.06 | m | 17.56 | l | 18.79 | q | ----- | z |
1924 | 6.85 | d | 13.33 | q | 15.45 | i | 23.26 | c | 35.71 | 41.87 | 48.61 | 45.81 | 36.74 | c | ----- | z | ----- | z | ----- | z | 34.12 | e | ||||
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | 29.50 | u | 34.38 | f | 33.32 | l | 37.00 | q | 42.86 | j | 41.29 | n | 37.45 | j | 28.27 | i | 17.00 | r | 11.00 | k | ----- | z |
1927 | 15.94 | n | 21.17 | j | 19.18 | t | 23.11 | l | 30.14 | i | 34.67 | l | 46.43 | q | 43.20 | p | 38.62 | q | 22.62 | r | 21.47 | o | 8.07 | q | ----- | z |
1928 | 11.21 | l | 11.67 | q | 19.77 | r | 27.20 | t | 33.13 | p | 39.07 | o | 44.83 | h | 41.16 | l | 35.21 | k | 28.46 | g | 16.53 | o | 15.93 | q | ----- | z |
1929 | 10.44 | v | 9.41 | a | 19.47 | a | 23.72 | e | 33.55 | b | 43.86 | a | 51.96 | d | 48.12 | e | 41.38 | f | 30.33 | d | 14.36 | e | 14.47 | l | 30.53 | c |
1930 | 11.76 | f | 20.61 | 16.96 | f | 28.63 | c | 29.14 | b | 41.54 | d | 49.18 | c | 47.62 | e | 37.87 | g | 25.39 | h | 16.29 | b | 9.46 | g | 33.28 | e | |
1931 | 11.07 | q | 20.60 | c | 18.52 | b | 27.88 | e | 32.84 | f | 41.72 | a | 48.35 | e | 46.38 | j | 43.82 | h | 31.62 | j | 17.56 | l | 7.12 | o | 31.41 | g |
1932 | 4.29 | c | ----- | z | 24.83 | y | 28.15 | j | 33.61 | h | 40.85 | j | 51.07 | p | 49.48 | d | 39.48 | g | 28.88 | g | 16.90 | j | 6.35 | k | 26.88 | j |
1933 | 6.55 | b | 12.00 | b | 21.56 | d | 23.22 | u | 33.35 | k | 46.38 | f | 50.65 | k | 46.70 | k | 43.95 | h | 31.47 | l | 19.62 | n | 16.57 | h | 13.37 | i |
1934 | 12.70 | a | 20.46 | d | 23.03 | a | 26.69 | n | 37.57 | j | 41.29 | f | 50.95 | l | 52.05 | j | 39.41 | m | ----- | z | 21.13 | g | 15.82 | i | 18.73 | i |
1935 | 20.45 | t | 15.27 | m | 20.94 | n | 25.94 | l | 28.52 | d | 41.00 | i | 47.45 | i | 48.57 | q | 38.89 | c | 29.11 | c | 17.70 | g | 11.60 | f | 32.17 | i |
1936 | 8.00 | g | 20.10 | 19.96 | e | 26.42 | f | 33.29 | g | 41.59 | c | 47.75 | c | 47.00 | c | 40.17 | g | 26.15 | r | 16.28 | l | 11.83 | m | 35.28 | g | |
1937 | 2.33 | j | 15.36 | c | 17.42 | l | 24.74 | g | 32.96 | g | 39.93 | b | ----- | z | 46.38 | o | ----- | z | ----- | z | ----- | z | ----- | z | 27.64 | j |
1938 | 9.27 | p | 10.25 | x | ----- | z | ----- | z | 32.67 | p | 40.80 | 45.39 | 43.06 | 38.30 | 26.65 | 7.27 | 4.77 | a | 29.46 | e | ||||||
1939 | 2.60 | a | ----- | z | ----- | z | ----- | z | 31.71 | 39.23 | 49.71 | 48.48 | 45.90 | 29.42 | 21.23 | 20.58 | 32.10 | c | ||||||||
1940 | 15.74 | 15.79 | 22.00 | 30.63 | 35.61 | 44.43 | 48.19 | 46.88 | g | 43.23 | 30.71 | 16.13 | 19.00 | 29.23 | a | |||||||||||
1941 | 15.39 | 20.46 | 22.58 | 24.63 | 35.37 | a | 39.73 | 48.55 | 45.74 | 38.60 | 31.03 | 18.63 | 12.29 | 29.42 | ||||||||||||
1942 | 15.29 | 13.75 | 17.06 | 27.17 | 32.19 | 41.57 | 49.29 | 48.32 | 42.17 | 31.90 | 22.59 | m | 18.97 | 30.70 | a | |||||||||||
1943 | 17.77 | 19.04 | 23.13 | 28.33 | 35.68 | 43.90 | 50.61 | 51.00 | 42.72 | a | 30.19 | 17.07 | 14.71 | 31.18 | ||||||||||||
1944 | 11.06 | 14.83 | 19.26 | 25.37 | 33.03 | 40.50 | 50.84 | 46.71 | 39.37 | 38.17 | a | 17.47 | 16.65 | 29.44 | ||||||||||||
1945 | 15.45 | 19.96 | 21.03 | 23.83 | 32.00 | 37.90 | 48.68 | 49.77 | 40.13 | 31.61 | 19.00 | 10.42 | 29.15 | |||||||||||||
1946 | 8.35 | 13.29 | 21.03 | 30.90 | 32.52 | 43.37 | 49.71 | 49.10 | 45.94 | n | ----- | z | 19.15 | d | ----- | z | 29.71 | c | ||||||||
1947 | 12.48 | 23.73 | m | 29.71 | 32.47 | ----- | z | 44.60 | 45.00 | 50.60 | a | 44.33 | 34.68 | 23.00 | 9.87 | 32.67 | b | |||||||||
1948 | 17.21 | b | 14.78 | t | 21.74 | d | 42.40 | ----- | z | 65.45 | s | 62.41 | b | 54.97 | 47.96 | f | ----- | z | ----- | z | ----- | z | 39.75 | g | ||
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.33 | s | 42.50 | 26.94 | 18.76 | a | 7.35 | e | 23.89 | h | ||
1950 | ----- | z | ----- | z | 25.07 | q | ----- | z | ----- | z | 42.88 | e | 49.36 | f | 46.19 | 38.39 | b | 32.58 | e | 21.62 | q | ----- | z | 40.01 | h | |
1951 | 7.14 | b | 4.19 | a | 12.58 | ----- | z | 34.93 | b | 39.64 | e | 53.45 | 51.30 | d | ----- | z | ----- | z | ----- | z | ----- | z | 29.03 | e | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 11.86 | 17.41 | 21.35 | 27.82 | 32.26 | 41.36 | 49.67 | 48.59 | 40.73 | 30.35 | 17.92 | 13.42 | 29.80 | |||||||||||||
S.D. | 5.01 | 6.47 | 3.54 | 4.92 | 2.48 | 1.93 | 3.54 | 2.74 | 2.71 | 3.23 | 3.90 | 5.00 | 0.93 | |||||||||||||
SKEW | -0.23 | 0.52 | -0.17 | 1.58 | -0.00 | 0.09 | 2.22 | 0.25 | 0.41 | 0.55 | -1.18 | -0.17 | 1.08 | |||||||||||||
MAX | 20.42 | 34.50 | 29.71 | 42.40 | 35.71 | 44.60 | 62.41 | 54.97 | 45.90 | 38.17 | 23.00 | 20.58 | 31.18 | |||||||||||||
MIN | 2.60 | 4.19 | 12.58 | 21.58 | 28.52 | 37.90 | 45.00 | 43.06 | 36.74 | 24.45 | 7.27 | 4.77 | 29.15 | |||||||||||||
YRS | 19 | 18 | 18 | 16 | 19 | 22 | 21 | 18 | 14 | 16 | 15 | 13 | 4 |