YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1901 | ----- | z | ----- | z | ----- | z | ----- | z | 45.75 | k | 55.70 | 71.68 | 68.58 | 57.37 | 52.32 | 43.27 | 35.48 | 54.91 | e | |||||||
1902 | 32.65 | 36.33 | j | 36.21 | l | 45.00 | 48.33 | s | 63.05 | h | 64.19 | j | 64.41 | d | ----- | z | ----- | z | ----- | z | ----- | z | 47.35 | i | ||
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.60 | 67.97 | 69.03 | 60.07 | 51.81 | 42.97 | a | 31.35 | 55.68 | e | ||||||
1904 | 25.70 | a | 35.14 | 37.94 | 40.30 | 49.68 | 57.70 | 63.45 | 67.29 | 57.10 | 48.69 | b | 39.47 | 33.58 | 46.34 | |||||||||||
1905 | 34.23 | 37.00 | 40.06 | 43.83 | 45.16 | 55.00 | 65.77 | 66.29 | 58.87 | 47.19 | 40.77 | 31.06 | 47.10 | |||||||||||||
1906 | 32.74 | 39.11 | 40.42 | 42.30 | 49.74 | 52.43 | 71.29 | ----- | z | ----- | z | ----- | z | 34.37 | 33.87 | 44.03 | c | |||||||||
1907 | 31.52 | 39.11 | 37.68 | 40.87 | 44.65 | 52.73 | 62.81 | d | 63.48 | 54.43 | 48.68 | 37.07 | 32.45 | 45.46 | ||||||||||||
1908 | 32.52 | 33.93 | 36.58 | 40.77 | 42.23 | 49.63 | 65.16 | 64.29 | 53.07 | 41.13 | 35.67 | 29.55 | 43.71 | |||||||||||||
1909 | 32.16 | 31.29 | 31.58 | 39.63 | 42.61 | ----- | z | ----- | z | 63.87 | 54.80 | 40.61 | 33.63 | 25.42 | 39.56 | b | ||||||||||
1910 | 28.77 | 29.39 | 36.13 | ----- | z | ----- | z | 55.17 | 64.10 | 64.61 | 57.60 | 48.06 | 38.00 | 33.35 | 45.52 | b | ||||||||||
1911 | 34.42 | ----- | z | ----- | z | ----- | z | 45.35 | 56.27 | 64.39 | 62.13 | 55.93 | 44.71 | 36.03 | 25.84 | 47.23 | c | |||||||||
1912 | 31.26 | 31.21 | 36.00 | y | ----- | z | ----- | z | 59.65 | g | 66.68 | 62.45 | 53.77 | 49.39 | 39.17 | 29.10 | 45.38 | d | ||||||||
1913 | 26.45 | 32.89 | 34.97 | 43.53 | 46.00 | 55.17 | 67.50 | o | 69.77 | ----- | z | 48.39 | 43.50 | 33.16 | 43.38 | b | ||||||||||
1914 | 36.35 | 35.14 | ----- | z | 42.75 | b | 48.73 | a | 63.83 | 72.81 | 71.14 | b | 67.93 | 45.10 | 37.26 | c | 25.87 | 49.72 | a | |||||||
1915 | 27.75 | c | 33.96 | 38.03 | 41.45 | a | 43.88 | g | 52.96 | g | 63.42 | 63.77 | 56.03 | 43.71 | 37.40 | j | 32.71 | 44.54 | c | |||||||
1916 | 32.19 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.93 | 42.45 | 33.10 | a | 25.73 | a | 36.88 | g | |||
1917 | 27.84 | 31.86 | 27.40 | u | 40.42 | f | 45.32 | 56.67 | 71.11 | c | 69.35 | 69.32 | h | 46.08 | f | 39.73 | 34.03 | 46.99 | d | |||||||
1918 | 28.94 | 31.14 | 37.84 | 41.43 | 46.55 | 63.07 | 64.58 | 63.13 | 58.23 | 50.10 | 36.93 | 32.13 | 46.17 | |||||||||||||
1919 | 30.94 | 27.68 | 33.32 | 43.13 | 51.68 | 53.25 | b | 68.77 | 64.61 | 58.21 | a | 42.06 | 34.57 | 29.61 | 44.82 | |||||||||||
1920 | 30.26 | 28.93 | 32.45 | 39.10 | 46.97 | 53.93 | 63.29 | 60.61 | 53.80 | 42.26 | 34.07 | 25.71 | 42.61 | |||||||||||||
1921 | 30.20 | a | 36.57 | 41.81 | 38.40 | 49.26 | 60.03 | a | 70.58 | 62.61 | 51.77 | 50.68 | 34.86 | a | 34.90 | 46.81 | ||||||||||
1922 | 26.58 | 32.71 | 31.39 | 36.60 | 45.97 | 57.00 | 66.06 | 66.39 | 59.50 | 45.87 | 34.87 | ----- | z | 45.72 | a | |||||||||||
1923 | 38.17 | a | 33.14 | 36.94 | 40.47 | 51.03 | 51.81 | d | 68.55 | 63.55 | 56.53 | 44.61 | 39.97 | 32.16 | 46.41 | |||||||||||
1924 | 29.40 | a | 35.24 | 34.35 | 41.59 | a | 50.81 | 59.43 | 65.16 | 64.06 | 60.20 | 46.03 | a | 38.17 | 31.00 | 46.29 | ||||||||||
1925 | 29.48 | 34.07 | 38.39 | 44.27 | 54.32 | 60.07 | 68.13 | 64.68 | 53.75 | f | 45.17 | b | 38.00 | 34.48 | 46.46 | a | ||||||||||
1926 | 28.32 | 37.11 | 41.97 | 48.23 | 51.00 | 61.50 | 64.97 | 64.61 | 58.20 | 50.58 | 39.20 | 32.41 | d | 48.17 | ||||||||||||
1927 | 34.53 | a | 38.07 | 37.84 | 42.67 | 50.84 | 60.50 | 66.50 | a | 65.13 | 56.57 | 50.06 | 38.20 | 29.71 | 47.55 | |||||||||||
1928 | 32.42 | 34.55 | 41.03 | 42.70 | 54.03 | 60.33 | 65.19 | 63.19 | 56.87 | 45.26 | 36.73 | 29.52 | 46.82 | |||||||||||||
1929 | 27.42 | 26.43 | 37.26 | 42.83 | 50.06 | 54.17 | 66.77 | 65.90 | a | 56.53 | 46.29 | 35.30 | 34.83 | b | 45.32 | |||||||||||
1930 | 30.32 | 34.86 | 35.06 | 42.47 | 45.93 | a | 57.13 | 67.39 | 64.03 | 54.70 | 45.58 | 36.30 | 28.13 | 45.16 | ||||||||||||
1931 | 31.00 | 36.54 | 36.55 | 44.23 | 48.81 | 59.70 | 71.90 | 63.87 | a | 53.53 | 47.77 | 35.90 | 26.87 | 46.39 | ||||||||||||
1932 | 25.58 | 30.41 | 36.33 | a | 40.17 | 45.77 | a | ----- | z | ----- | z | 58.84 | 59.00 | 46.52 | 39.10 | 26.87 | 40.86 | b | ||||||||
1933 | 29.55 | 25.82 | 35.84 | 41.40 | 45.00 | 55.60 | 69.81 | 64.19 | 60.90 | 51.06 | 40.13 | 33.84 | 46.10 | |||||||||||||
1934 | 33.77 | 37.21 | 41.87 | 45.50 | 49.61 | 53.13 | 66.52 | 66.42 | 56.67 | 49.48 | 39.40 | 36.03 | 47.97 | |||||||||||||
1935 | 34.84 | 37.39 | 36.61 | 44.60 | 46.45 | 57.00 | 63.29 | 66.77 | 59.10 | a | 44.58 | 35.76 | a | 31.45 | 46.49 | |||||||||||
1936 | 29.10 | a | 31.52 | 36.26 | 41.90 | 48.16 | 57.07 | ----- | z | ----- | z | 56.27 | 46.87 | 36.97 | a | 30.16 | 41.43 | b | ||||||||
1937 | 17.11 | d | 30.04 | 32.61 | 38.87 | 48.53 | a | 58.10 | 66.03 | 65.32 | 59.57 | 46.97 | 35.33 | 36.06 | 44.55 | |||||||||||
1938 | 33.04 | d | 33.82 | 32.06 | 42.90 | 52.00 | ----- | z | 68.12 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.76 | g | ||||
1939 | 30.16 | 24.07 | 34.58 | 44.93 | ----- | z | ----- | z | 64.35 | ----- | z | 63.27 | 41.71 | 35.97 | 31.61 | 41.18 | c | |||||||||
1940 | 32.35 | 33.48 | 37.52 | 42.77 | 52.19 | 61.97 | 64.77 | 66.45 | 56.93 | 44.81 | 32.10 | 33.81 | 46.60 | |||||||||||||
1941 | 32.06 | 36.71 | 35.71 | 37.87 | 48.74 | 53.73 | 62.42 | 60.77 | 51.97 | 42.68 | 34.80 | 30.97 | 44.04 | |||||||||||||
1942 | 29.03 | 26.71 | 32.03 | 42.73 | 47.52 | 57.10 | 66.77 | 61.06 | 55.53 | 45.97 | 37.52 | a | 31.55 | 44.46 | ||||||||||||
1943 | 29.47 | a | 33.11 | 38.42 | 44.17 | 52.03 | 56.37 | 65.81 | 67.61 | 59.87 | 46.29 | 33.00 | 32.32 | 46.54 | ||||||||||||
1944 | 28.16 | 29.97 | 33.29 | 38.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.94 | l | 39.43 | a | 33.77 | g | ||||
1945 | 36.80 | a | 39.75 | 39.23 | i | 45.93 | b | 53.58 | 62.07 | b | 71.74 | 71.10 | 64.03 | 55.65 | 40.93 | 35.32 | 52.45 | a | ||||||||
1946 | 34.48 | 34.15 | b | 41.68 | 52.67 | 56.10 | 64.20 | e | 69.87 | 71.23 | 62.40 | 46.06 | 38.60 | 39.58 | 50.92 | |||||||||||
1947 | 31.71 | 40.79 | 43.20 | a | 47.60 | 58.84 | 63.20 | 69.44 | d | 68.27 | e | 67.60 | 54.90 | 38.34 | a | 35.45 | 51.61 | |||||||||
1948 | 36.29 | 35.03 | 35.53 | a | 47.84 | e | 50.31 | r | 55.53 | 63.13 | 63.81 | 56.77 | 47.03 | 34.30 | 30.00 | 45.93 | a | |||||||||
1949 | 23.68 | 28.71 | 35.19 | 44.93 | 50.97 | a | 59.35 | g | 68.90 | k | 61.29 | 61.40 | 46.97 | 43.87 | 29.81 | 42.68 | b | |||||||||
1950 | 28.84 | 37.25 | 38.77 | 46.37 | 47.97 | 55.93 | 67.61 | 63.71 | 55.13 | 50.16 | 40.43 | 37.19 | 47.45 | |||||||||||||
1951 | 31.52 | 33.86 | 36.16 | 43.73 | 50.81 | 54.43 | 67.68 | 62.84 | 57.57 | 47.81 | 37.50 | 30.65 | 46.21 | |||||||||||||
1952 | 31.26 | 32.48 | 34.52 | 44.77 | 51.33 | a | 55.60 | 63.94 | 67.65 | 60.67 | 47.84 | 35.47 | 32.13 | 46.47 | ||||||||||||
1953 | 36.03 | 32.25 | 37.68 | 41.10 | 47.16 | 55.47 | 69.32 | 63.45 | 55.80 | 45.68 | 39.70 | 30.87 | 46.21 | |||||||||||||
1954 | 32.00 | 39.04 | 36.48 | 48.17 | 53.55 | 57.27 | 69.65 | 64.48 | d | 60.03 | 48.23 | 41.53 | 31.94 | 48.53 | ||||||||||||
1955 | 29.87 | 28.63 | a | 34.29 | 41.97 | 52.03 | 57.83 | 64.03 | 66.81 | 55.90 | 50.58 | 38.83 | 33.35 | 46.18 | ||||||||||||
1956 | 34.68 | 27.24 | 37.42 | 44.27 | 53.71 | 59.57 | 68.84 | 62.94 | 58.70 | 45.35 | 37.60 | 32.94 | 46.94 | |||||||||||||
1957 | 33.65 | 40.54 | 39.52 | 43.60 | 48.29 | 62.03 | 67.23 | 65.16 | 56.93 | 47.94 | 34.97 | 34.81 | 47.89 | |||||||||||||
1958 | 32.61 | 36.82 | 33.55 | 40.93 | 52.00 | 60.30 | 63.84 | 67.94 | 61.37 | 52.35 | 38.03 | 34.16 | 47.83 | |||||||||||||
1959 | 33.29 | 32.93 | 38.10 | 47.33 | 52.16 | 62.77 | 71.39 | 65.48 | 55.20 | 48.65 | 39.70 | 35.29 | 48.52 | |||||||||||||
1960 | 27.90 | 32.10 | 40.97 | 45.60 | 50.35 | 62.00 | 66.32 | 67.74 | 61.33 | 48.58 | 38.83 | 31.16 | 47.74 | |||||||||||||
1961 | 33.58 | 34.71 | 36.77 | 45.40 | 50.52 | 63.20 | 70.10 | 66.77 | 56.57 | 46.26 | 36.93 | 32.42 | 47.77 | |||||||||||||
1962 | 31.97 | 36.43 | 34.10 | 49.60 | 50.13 | 59.30 | 67.35 | 68.13 | 62.43 | 51.87 | 40.70 | 36.19 | 49.02 | |||||||||||||
1963 | 30.06 | 40.68 | 35.84 | 42.08 | e | 54.35 | 59.03 | 69.03 | 69.87 | 62.50 | 52.94 | 40.80 | 33.10 | a | 49.19 | |||||||||||
1964 | 29.81 | 29.76 | 35.73 | a | 44.77 | 50.71 | 59.67 | 69.74 | 65.52 | 59.10 | 53.13 | 34.87 | 32.16 | 47.08 | ||||||||||||
1965 | 36.71 | 34.67 | a | 37.16 | 42.45 | a | 49.03 | a | 56.13 | 67.45 | 66.23 | 55.00 | 52.27 | a | 42.70 | 34.03 | a | 47.82 | ||||||||
1966 | 27.87 | 30.00 | 38.33 | a | 45.73 | 53.94 | 60.10 | 66.81 | 69.48 | 61.57 | 49.87 | 40.63 | 34.26 | 48.22 | ||||||||||||
1967 | 32.84 | 34.25 | 40.13 | 39.00 | 52.00 | 59.47 | 71.19 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.98 | e | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 31.02 | 33.54 | 36.79 | 43.17 | 49.69 | 57.96 | 67.14 | 65.40 | 57.96 | 47.57 | 37.78 | 32.14 | 46.82 | |||||||||||||
S.D. | 3.49 | 3.91 | 2.84 | 3.06 | 3.35 | 3.59 | 2.78 | 2.77 | 3.50 | 3.39 | 2.80 | 3.16 | 1.74 | |||||||||||||
SKEW | -0.86 | -0.21 | 0.17 | 0.41 | 0.04 | 0.11 | 0.19 | 0.19 | 0.57 | 0.14 | 0.20 | -0.23 | 0.24 | |||||||||||||
MAX | 38.17 | 40.79 | 43.20 | 52.67 | 58.84 | 66.60 | 72.81 | 71.23 | 67.93 | 55.65 | 43.87 | 39.58 | 51.61 | |||||||||||||
MIN | 17.11 | 24.07 | 31.39 | 36.60 | 42.23 | 49.63 | 62.42 | 58.84 | 50.93 | 40.61 | 32.10 | 25.42 | 42.61 | |||||||||||||
YRS | 65 | 62 | 58 | 60 | 57 | 57 | 58 | 60 | 59 | 61 | 62 | 63 | 43 |