YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.63 | 55.06 | 54.00 | a | 47.17 | 37.94 | m | 22.05 | k | 22.39 | 44.65 | g | ||||
1909 | ----- | z | 23.68 | 24.83 | a | 29.60 | 35.06 | 47.13 | 57.77 | 56.90 | 46.33 | 33.97 | 23.93 | 8.29 | 35.23 | a | ||||||||||
1910 | 18.32 | 21.14 | 29.61 | 32.60 | 39.74 | 48.40 | 55.32 | 56.06 | 48.00 | 34.00 | 28.03 | 20.74 | 36.00 | |||||||||||||
1911 | 25.87 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 30.62 | o | 21.07 | 6.71 | 17.88 | i | |||
1912 | 10.03 | 16.18 | a | 27.07 | a | 27.83 | g | 35.90 | 47.97 | 59.04 | g | 53.70 | a | 41.23 | 32.06 | 20.37 | 13.26 | 29.78 | b | |||||||
1913 | 0.03 | 5.50 | d | 15.71 | 22.00 | 42.06 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 17.06 | g | ||||
1914 | ----- | z | ----- | z | ----- | z | 34.20 | 41.74 | 50.00 | 54.94 | 54.16 | 48.87 | 37.35 | 27.77 | 20.23 | 41.03 | c | |||||||||
1915 | 12.68 | 20.21 | 23.90 | 36.10 | a | 37.45 | 45.27 | 54.45 | 53.13 | 45.41 | a | 32.52 | 24.33 | 16.47 | a | 33.49 | ||||||||||
1916 | 18.68 | 21.48 | 29.26 | 34.27 | 36.23 | 44.60 | 55.26 | 54.87 | 47.03 | 37.00 | 20.03 | 13.42 | 34.34 | |||||||||||||
1917 | 15.06 | 19.86 | 21.26 | 29.07 | b | 35.52 | 45.37 | 56.06 | 51.06 | 46.10 | 30.90 | 21.47 | 13.71 | 32.12 | ||||||||||||
1918 | 2.60 | a | 17.18 | 27.45 | 29.17 | 33.52 | 49.29 | b | 53.13 | a | 50.53 | a | 44.19 | c | 35.10 | 22.21 | a | 12.03 | a | 31.37 | ||||||
1919 | -3.39 | 6.39 | 17.29 | 25.82 | b | 33.80 | a | 40.97 | 50.13 | a | 47.37 | a | 42.07 | a | 25.90 | a | 16.14 | b | 12.23 | 26.23 | ||||||
1920 | 13.19 | 19.62 | h | 16.94 | 19.20 | 30.76 | b | 36.44 | u | ----- | z | 45.10 | 45.33 | 33.35 | 24.00 | 11.85 | d | 26.64 | c | |||||||
1921 | 21.42 | 20.43 | g | 29.16 | 27.77 | 37.23 | 47.07 | 56.55 | 55.90 | 47.33 | 38.16 | 23.50 | 23.68 | 37.07 | a | |||||||||||
1922 | 15.41 | b | 20.57 | 23.74 | 30.40 | 38.77 | 49.80 | 56.29 | 56.97 | 48.53 | 34.32 | c | 24.27 | 24.32 | 35.28 | |||||||||||
1923 | 21.03 | 22.57 | 24.81 | 32.70 | 39.06 | 43.13 | 56.00 | 54.61 | 48.67 | 33.84 | 29.75 | f | 21.19 | 36.15 | a | |||||||||||
1924 | 12.29 | 22.93 | 23.94 | 31.53 | 39.06 | 47.87 | 56.06 | 53.13 | 46.50 | 34.42 | g | 23.83 | 12.71 | 33.62 | a | |||||||||||
1925 | 4.81 | 24.25 | 26.94 | 33.20 | 41.52 | 48.80 | 56.81 | 53.97 | 47.43 | 37.68 | 24.37 | 18.35 | 34.84 | |||||||||||||
1926 | 10.74 | 23.00 | 28.90 | 36.43 | 41.52 | 48.83 | 54.27 | a | 53.45 | 48.82 | b | 37.57 | a | 25.60 | 13.94 | 35.26 | ||||||||||
1927 | 22.16 | 28.82 | 26.39 | 32.73 | 38.10 | 47.40 | 57.23 | 53.84 | 50.66 | a | 34.84 | 28.90 | 14.29 | 36.28 | ||||||||||||
1928 | 16.10 | 22.52 | 28.55 | 30.37 | 43.58 | 46.47 | 55.71 | 54.10 | 46.15 | d | 37.58 | 28.20 | 16.45 | 35.48 | ||||||||||||
1929 | 16.68 | 16.29 | 25.23 | 30.20 | 40.55 | 46.53 | 56.97 | 56.29 | 49.90 | 38.06 | 19.80 | 16.35 | 34.40 | |||||||||||||
1930 | 14.10 | 23.14 | 25.32 | 34.93 | 37.16 | 48.50 | 56.97 | 54.42 | 45.13 | 33.03 | 22.67 | 14.10 | 34.12 | |||||||||||||
1931 | 9.84 | 27.68 | 24.58 | 35.33 | 40.06 | 48.43 | 56.37 | a | 54.35 | 49.83 | a | 37.42 | 26.00 | j | 4.26 | 35.29 | a | |||||||||
1932 | 2.74 | 22.00 | 26.13 | 31.33 | 39.84 | 45.27 | 55.52 | 55.26 | 44.34 | a | 33.48 | 20.77 | 9.87 | 32.21 | ||||||||||||
1933 | 7.81 | 8.14 | 24.90 | 26.77 | 33.84 | 48.50 | 57.45 | 56.52 | 51.60 | 40.29 | 24.70 | 21.45 | 33.50 | |||||||||||||
1934 | 18.29 | 27.32 | 29.06 | 35.40 | 45.20 | a | 45.40 | 56.52 | 56.68 | 45.60 | 38.00 | 23.17 | 20.40 | a | 36.75 | |||||||||||
1935 | 22.00 | 23.64 | 26.90 | 33.43 | 38.61 | 47.07 | 55.42 | 56.58 | 45.97 | 34.58 | 22.20 | 20.13 | 35.54 | |||||||||||||
1936 | 11.59 | d | 24.07 | 26.06 | 33.80 | 40.71 | 48.53 | 54.93 | b | 54.39 | 46.40 | e | 35.06 | 24.13 | 18.13 | h | 36.34 | a | ||||||||
1937 | 0.87 | 15.41 | a | 24.74 | 27.67 | 37.52 | 44.90 | 52.45 | 53.43 | h | 47.97 | 35.47 | a | 23.30 | c | 21.23 | 30.14 | a | ||||||||
1938 | 17.68 | 24.64 | 26.65 | 29.77 | 34.96 | h | 47.40 | 53.29 | c | 53.22 | h | 45.97 | a | 34.84 | 13.00 | d | 20.56 | f | 32.58 | c | ||||||
1939 | 14.16 | 5.71 | 28.48 | f | 34.43 | 40.65 | 45.17 | 51.28 | b | 51.43 | c | 48.46 | b | 29.29 | 25.23 | 13.88 | g | 34.58 | b | |||||||
1940 | 18.42 | 21.93 | 26.03 | a | 31.20 | 37.87 | 48.32 | h | 54.06 | 52.45 | 48.40 | 38.03 | a | 25.04 | c | 24.42 | 34.35 | a | ||||||||
1941 | 22.00 | 27.18 | 26.97 | 30.53 | 40.03 | 44.43 | 52.13 | 51.59 | d | 43.53 | 35.61 | 22.69 | d | 22.68 | 34.95 | |||||||||||
1942 | 15.58 | 18.46 | 22.68 | 33.70 | 36.71 | 43.53 | 53.52 | 52.35 | 43.52 | c | 33.10 | a | 25.71 | f | 22.81 | 34.18 | a | |||||||||
1943 | 21.20 | f | 23.79 | 27.52 | 33.43 | b | 38.83 | a | 45.33 | 52.71 | g | 56.23 | a | 46.20 | e | 33.09 | i | 22.41 | c | 18.88 | e | 34.74 | c | |||
1944 | 12.06 | 21.41 | 21.97 | 28.37 | 36.97 | 44.13 | 51.84 | 50.97 | 43.40 | 37.97 | 23.97 | 17.00 | 32.50 | |||||||||||||
1945 | 16.52 | 22.96 | 23.52 | 26.33 | 35.26 | 39.10 | 52.29 | 54.19 | 41.50 | 35.42 | 20.70 | 12.10 | 31.66 | |||||||||||||
1946 | 13.23 | 14.68 | 26.87 | a | 35.97 | 37.19 | 46.80 | 51.78 | d | ----- | z | 48.37 | 31.40 | p | 21.85 | q | 18.48 | d | 32.60 | c | ||||||
1947 | 10.00 | 20.96 | 23.26 | 26.83 | 39.13 | 43.23 | 52.74 | ----- | z | 45.40 | 33.39 | 16.24 | m | ----- | z | 32.77 | c | |||||||||
1948 | 10.53 | a | 15.04 | a | 15.32 | 28.70 | 36.53 | a | 47.07 | a | 53.65 | 53.78 | h | 46.92 | e | 35.81 | 18.15 | d | 13.15 | r | 30.77 | b | ||||
1949 | 12.19 | 14.00 | 25.03 | 32.03 | 38.24 | b | 47.19 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.11 | f | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 13.25 | 19.86 | 24.85 | 30.96 | 38.24 | 46.30 | 54.73 | 53.72 | 46.52 | 35.00 | 22.94 | 16.58 | 33.82 | |||||||||||||
S.D. | 6.73 | 5.99 | 3.61 | 3.83 | 2.91 | 2.39 | 1.98 | 2.63 | 2.41 | 2.86 | 3.27 | 5.22 | 2.39 | |||||||||||||
SKEW | -0.56 | -1.03 | -1.22 | -0.93 | -0.10 | -0.85 | -0.47 | -1.34 | -0.25 | -0.90 | -0.74 | -0.37 | -1.61 | |||||||||||||
MAX | 25.87 | 28.82 | 29.61 | 36.43 | 45.20 | 50.00 | 57.77 | 56.97 | 51.60 | 40.29 | 28.90 | 24.42 | 36.75 | |||||||||||||
MIN | -3.39 | 5.50 | 15.32 | 19.20 | 30.76 | 39.10 | 50.13 | 45.10 | 41.23 | 25.90 | 13.00 | 4.26 | 26.23 | |||||||||||||
YRS | 38 | 37 | 38 | 39 | 39 | 38 | 36 | 34 | 39 | 35 | 34 | 35 | 20 |