YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.93 | c | 53.47 | 28.74 | 50.38 | i | ||
1910 | 30.06 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 30.06 | k | |
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 | 64.33 | y | 63.14 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | 40.22 | c | 47.52 | 58.80 | 60.61 | 58.19 | 54.38 | a | 41.81 | 36.87 | 27.53 | a | 47.33 | c | ||||||
1915 | 23.77 | a | 30.59 | a | 34.53 | a | 47.40 | 50.71 | 61.57 | 63.27 | a | ----- | z | 55.73 | 43.71 | ----- | z | 28.66 | b | 43.99 | b | |||||
1916 | 31.75 | c | 33.79 | 40.03 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.19 | i | |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 33.77 | 33.77 | k | |
1918 | 23.14 | c | 33.11 | 42.42 | ----- | z | ----- | z | 66.80 | 66.50 | a | ----- | z | 59.29 | b | ----- | z | 28.30 | 23.42 | 42.87 | d | |||||
1919 | 18.23 | 28.57 | 33.48 | 41.24 | a | 45.13 | 48.00 | 56.52 | 56.16 | 53.03 | 41.79 | c | 27.00 | v | 29.00 | 41.01 | a | |||||||||
1920 | 26.67 | a | 32.66 | 33.10 | 37.07 | 46.52 | 53.20 | 52.10 | 54.55 | 48.13 | 37.83 | a | 28.37 | 20.71 | 39.24 | |||||||||||
1921 | 26.52 | 27.46 | 33.65 | 34.77 | 46.94 | 53.50 | 57.10 | 57.61 | 53.53 | 41.10 | 30.20 | 28.90 | 40.94 | |||||||||||||
1922 | 19.29 | 23.82 | 28.32 | 38.77 | 47.52 | 56.40 | 61.61 | 60.16 | 54.17 | 40.52 | 28.07 | 28.61 | 40.60 | |||||||||||||
1923 | 27.26 | 25.18 | 28.06 | 38.90 | 46.35 | 55.27 | 59.61 | 56.77 | 48.50 | 38.19 | 30.07 | 26.26 | 40.04 | |||||||||||||
1924 | 20.61 | 25.34 | 27.84 | 36.57 | 45.03 | 56.47 | 59.48 | 57.87 | 48.87 | 40.29 | 30.97 | 21.06 | 39.20 | |||||||||||||
1925 | 17.77 | 27.89 | 30.13 | a | 42.37 | 48.61 | 57.23 | 60.47 | a | 56.52 | 49.50 | 41.03 | 27.17 | 19.47 | a | 39.85 | ||||||||||
1926 | 20.06 | 27.61 | 28.07 | a | 36.70 | 43.48 | 52.28 | a | 56.26 | 55.68 | 52.07 | 40.29 | 28.53 | 21.67 | a | 38.56 | ||||||||||
1927 | 26.52 | 31.36 | 28.33 | a | 35.77 | 46.23 | a | 52.67 | 51.65 | 56.74 | 51.23 | 38.65 | 35.37 | 22.81 | 39.78 | |||||||||||
1928 | 22.58 | 25.00 | a | 34.00 | a | 33.46 | b | 43.50 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.76 | h | |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.80 | t | 54.50 | g | 53.52 | 47.50 | 39.86 | b | 21.71 | b | 20.74 | 36.67 | g | |||
1957 | 23.32 | 33.56 | a | 31.00 | 35.00 | a | 44.47 | a | 53.20 | 58.48 | 53.86 | i | 44.16 | k | 38.36 | i | 24.79 | k | 25.33 | j | 39.86 | e | ||||
1958 | 20.60 | k | 27.30 | h | 27.58 | l | 35.00 | l | 46.76 | j | 57.52 | i | 53.89 | m | 50.57 | j | 44.55 | h | 33.18 | i | 24.16 | k | 17.81 | j | ----- | z |
1959 | 14.24 | n | 20.06 | j | 25.14 | i | 33.35 | j | 40.76 | j | 45.90 | i | 53.65 | h | 54.41 | n | ----- | z | ----- | z | ----- | z | 23.48 | d | 23.48 | k |
1960 | 17.55 | 20.07 | 27.97 | a | 33.80 | 39.10 | 52.10 | 53.84 | 52.65 | 46.77 | 34.26 | 24.93 | 16.77 | 34.98 | ||||||||||||
1961 | 14.20 | a | 21.29 | 25.07 | a | 31.00 | f | 45.32 | i | 50.86 | b | 53.77 | 56.03 | 46.47 | 36.76 | b | 25.13 | 23.16 | 35.27 | b | ||||||
1962 | 18.93 | a | 27.58 | b | 22.72 | b | 36.28 | a | 39.76 | f | 48.03 | 55.55 | 53.94 | 49.67 | 38.84 | 30.03 | 22.74 | 36.76 | a | |||||||
1963 | 15.63 | a | 23.33 | a | 27.68 | f | 32.90 | i | 40.70 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.56 | i |
1964 | ----- | z | ----- | z | ----- | z | 35.13 | 43.70 | a | 53.43 | 57.81 | 56.65 | 50.30 | 38.74 | 28.90 | 21.03 | 42.85 | c | ||||||||
1965 | 24.03 | 20.11 | 24.55 | 36.67 | 43.30 | a | 52.07 | 59.23 | 54.13 | 49.40 | 38.42 | 31.57 | 24.06 | 38.13 | ||||||||||||
1966 | 16.06 | 20.07 | 28.90 | 37.27 | 44.71 | 52.63 | 59.58 | 55.00 | 48.13 | 37.00 | 30.57 | 19.97 | 37.49 | |||||||||||||
1967 | 18.52 | 23.64 | 34.47 | a | 39.13 | 43.06 | 51.17 | a | 58.19 | 53.87 | 48.10 | 37.81 | 29.20 | 19.03 | 38.02 | |||||||||||
1968 | 23.16 | 25.90 | 28.55 | 34.23 | 43.10 | 51.50 | 54.84 | 52.83 | b | 45.83 | 38.81 | 27.80 | 19.10 | 37.14 | ||||||||||||
1969 | 26.77 | 22.82 | 22.26 | 38.37 | 44.77 | 52.10 | 60.13 | 58.77 | 51.03 | 39.39 | 25.83 | 24.68 | 38.91 | |||||||||||||
1970 | 19.06 | 25.68 | 24.97 | 32.03 | 42.35 | 51.53 | 58.65 | 56.10 | 49.37 | 33.42 | 25.97 | 24.87 | 37.00 | |||||||||||||
1971 | 19.77 | 22.75 | 28.52 | 33.60 | 42.29 | 52.20 | 57.65 | 54.00 | 48.57 | 38.97 | 29.20 | 22.55 | 37.50 | |||||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.97 | 26.37 | 30.04 | 37.16 | 44.80 | 53.88 | 58.04 | 55.81 | 50.40 | 40.27 | 29.92 | 23.81 | 38.59 | |||||||||||||
S.D. | 4.57 | 4.30 | 4.97 | 3.43 | 2.67 | 4.13 | 3.44 | 2.00 | 3.26 | 6.52 | 6.06 | 4.00 | 1.55 | |||||||||||||
SKEW | 0.32 | 0.28 | 0.70 | 1.15 | 0.06 | 1.45 | 0.18 | 0.26 | 0.95 | 3.68 | 2.62 | 0.53 | -0.52 | |||||||||||||
MAX | 31.75 | 33.79 | 42.42 | 47.40 | 50.71 | 66.80 | 66.50 | 60.16 | 59.29 | 68.93 | 53.47 | 33.77 | 40.94 | |||||||||||||
MIN | 14.20 | 20.07 | 22.26 | 32.03 | 39.10 | 48.00 | 51.65 | 52.65 | 45.83 | 33.42 | 21.71 | 16.77 | 34.98 | |||||||||||||
YRS | 26 | 25 | 24 | 23 | 22 | 24 | 24 | 22 | 24 | 24 | 23 | 27 | 16 |