YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | 42.53 | 45.34 | c | 42.95 | c | 57.31 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.83 | a | 47.19 | g | |
1907 | 45.45 | a | ----- | z | 58.77 | ----- | z | 61.36 | b | 72.02 | 77.42 | 75.13 | d | 71.77 | b | 58.58 | a | 45.31 | a | 41.17 | b | 60.70 | b | |||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 72.66 | a | 73.28 | b | 74.11 | 68.09 | a | 53.77 | ----- | z | ----- | z | 68.38 | g | ||
1909 | ----- | z | ----- | z | 41.82 | a | 52.20 | c | 59.68 | a | 72.57 | 77.82 | 77.19 | 66.23 | b | 55.50 | b | 45.78 | c | 27.41 | c | 57.62 | b | |||
1910 | 36.28 | a | 31.78 | a | 51.97 | a | 55.00 | a | 60.29 | 72.90 | 78.02 | 75.22 | a | 70.84 | a | 56.65 | a | 45.66 | a | 34.79 | 55.78 | |||||
1911 | 40.43 | a | 32.94 | d | 47.28 | a | 55.00 | b | 65.50 | 75.90 | 77.00 | b | 76.14 | b | 72.55 | 54.79 | e | 41.79 | d | 26.46 | d | 55.48 | ||||
1912 | 25.70 | a | 31.81 | e | 36.46 | d | 51.55 | 64.05 | a | 68.86 | b | 77.29 | 74.32 | 62.83 | 54.76 | 42.63 | 31.92 | 51.85 | ||||||||
1913 | 30.59 | c | 28.82 | c | 40.53 | a | 52.62 | a | 66.18 | 70.97 | 78.74 | 78.52 | a | 63.73 | 53.32 | 46.98 | 29.64 | b | 53.39 | |||||||
1914 | 41.32 | a | 37.35 | b | 44.31 | 55.13 | c | 62.83 | a | 75.27 | b | 74.76 | 73.69 | 70.90 | 56.48 | b | 46.64 | b | 31.04 | c | 55.81 | |||||
1915 | 31.66 | b | 37.26 | a | ----- | z | ----- | z | 59.15 | 69.74 | a | 74.15 | a | 70.69 | 67.80 | 56.50 | 45.27 | b | 36.18 | a | 54.84 | b | ||||
1916 | 34.70 | c | 39.22 | 50.02 | a | 52.15 | c | 63.52 | 72.40 | 77.60 | 74.89 | 67.32 | 53.79 | b | 41.79 | d | 29.97 | a | 54.78 | |||||||
1917 | 32.81 | b | 36.12 | 41.98 | a | 52.03 | a | 56.63 | 71.90 | 79.21 | 73.81 | 68.35 | 53.16 | 47.27 | 33.37 | 53.89 | ||||||||||
1918 | 27.34 | b | 38.90 | b | 47.92 | a | 50.23 | 63.94 | 75.21 | a | 77.97 | 76.23 | 63.32 | 58.26 | b | 39.74 | a | 29.43 | b | 54.04 | ||||||
1919 | 21.20 | a | 34.24 | c | 45.54 | d | 53.02 | c | 60.91 | c | 68.91 | a | 75.92 | 74.58 | 69.40 | 52.90 | 43.08 | e | 37.14 | c | 53.07 | |||||
1920 | 35.47 | b | 37.22 | d | 43.61 | 49.25 | b | 62.95 | b | 69.34 | b | 75.26 | 71.47 | 68.32 | 56.56 | 40.41 | b | 35.91 | b | 53.81 | ||||||
1921 | 36.84 | 38.21 | b | 48.66 | b | 51.86 | a | 63.31 | 69.10 | 74.18 | 74.69 | 71.37 | 58.94 | 45.35 | 38.83 | a | 55.94 | |||||||||
1922 | 29.27 | a | 38.40 | d | 41.56 | 53.80 | b | 61.83 | a | 72.65 | 77.58 | 79.48 | 71.75 | 57.17 | a | 43.98 | b | 37.97 | b | 55.45 | ||||||
1923 | 39.82 | 33.96 | c | 41.80 | c | 53.75 | b | 61.78 | a | 71.42 | 77.39 | 75.58 | 66.42 | 52.54 | c | 42.67 | a | 30.45 | b | 53.96 | ||||||
1924 | 31.32 | 37.91 | a | 33.66 | 52.94 | e | 57.40 | 74.00 | 75.53 | b | 75.10 | a | 65.35 | c | 56.82 | 45.52 | 26.59 | b | 52.68 | |||||||
1925 | 31.23 | a | 40.96 | 49.15 | a | 57.83 | a | 64.67 | a | 75.62 | a | 77.87 | 72.34 | 68.25 | 49.14 | b | 43.45 | 35.21 | c | 55.48 | ||||||
1926 | 32.27 | 41.77 | 41.42 | a | 49.11 | b | 61.92 | 69.72 | a | 74.68 | 75.68 | a | 69.17 | a | 57.47 | 42.37 | 34.13 | a | 54.14 | |||||||
1927 | 36.76 | 39.55 | 42.66 | 57.03 | 67.98 | 71.98 | b | 75.23 | a | 72.16 | 67.98 | b | 56.94 | 47.47 | 29.54 | e | 55.44 | |||||||||
1928 | 35.47 | 34.73 | a | 46.26 | b | 51.52 | a | 63.79 | b | 69.28 | 77.02 | a | 72.70 | a | 67.00 | 57.68 | a | 39.25 | b | 33.72 | a | 54.03 | ||||
1929 | 32.50 | a | 26.70 | c | 43.44 | 54.68 | 61.18 | c | 71.42 | 76.13 | 74.68 | 64.90 | a | 56.60 | b | 33.63 | c | 36.52 | a | 52.70 | ||||||
1930 | 23.91 | c | 43.33 | a | 39.70 | a | 59.07 | 62.15 | a | 72.92 | 76.48 | 75.97 | 69.58 | 54.20 | a | 44.53 | a | 33.63 | 54.62 | |||||||
1931 | 34.13 | 41.43 | a | 40.80 | c | 50.88 | a | 59.37 | 75.38 | a | 77.19 | 73.06 | 73.33 | 58.10 | a | 42.84 | a | 36.20 | a | 55.23 | ||||||
1932 | 30.19 | 42.95 | 38.10 | 55.98 | b | 64.87 | 69.62 | a | 78.47 | 76.18 | 66.18 | 54.03 | 43.05 | a | 25.85 | a | 53.79 | |||||||||
1933 | 36.90 | a | 32.65 | a | 45.71 | 51.12 | a | 64.16 | 77.72 | 80.53 | 75.76 | 72.07 | 58.53 | a | 46.48 | c | 41.98 | 56.97 | ||||||||
1934 | 36.92 | a | 40.37 | b | 46.19 | b | 56.84 | a | 69.02 | a | 77.15 | 83.29 | 80.08 | 65.73 | 59.65 | 45.92 | 36.77 | 58.16 | ||||||||
1935 | 38.40 | a | 40.41 | a | 48.97 | 53.25 | 58.52 | a | 73.15 | 79.60 | 77.26 | 66.09 | a | 56.40 | 40.79 | a | 35.39 | 55.68 | ||||||||
1936 | 32.02 | b | 29.95 | a | 47.10 | 54.18 | b | 65.32 | 75.05 | 78.74 | 79.03 | 68.93 | b | 53.42 | 42.47 | a | 36.83 | a | 55.25 | |||||||
1937 | 26.95 | c | 35.57 | a | 41.48 | b | 53.62 | b | 65.63 | 72.43 | 79.47 | 80.48 | 69.80 | 56.79 | 41.95 | 34.73 | c | 54.91 | ||||||||
1938 | 36.08 | a | 36.70 | a | 48.55 | c | 54.10 | a | 63.81 | 73.52 | 77.65 | 79.56 | 68.85 | 59.25 | a | 40.66 | b | 35.38 | a | 56.18 | ||||||
1939 | 37.15 | a | 30.08 | b | 45.60 | a | 55.41 | b | 64.68 | 73.25 | 78.29 | 74.44 | 71.55 | a | 55.69 | 41.25 | 37.90 | a | 55.44 | |||||||
1940 | 24.19 | e | 37.05 | a | 44.48 | 53.89 | c | 64.37 | 73.13 | 80.76 | 75.13 | 71.21 | a | 60.00 | 39.93 | a | 38.40 | a | 55.21 | |||||||
1941 | 35.42 | 38.39 | a | 40.93 | a | 52.28 | 63.41 | b | 69.00 | 73.71 | 73.40 | 66.55 | a | 55.89 | c | 45.42 | 37.52 | b | 54.33 | |||||||
1942 | 34.55 | b | 33.00 | 42.92 | a | 54.77 | b | 61.82 | 70.15 | 75.34 | 73.00 | 64.10 | 54.07 | a | 46.33 | a | 36.60 | a | 53.89 | |||||||
1943 | 36.04 | c | 40.80 | 41.57 | b | 57.33 | 59.26 | 72.50 | 77.85 | 78.56 | 66.92 | 54.52 | 42.19 | a | 27.67 | b | 54.60 | |||||||||
1944 | 28.34 | 37.11 | a | 41.05 | 49.25 | 61.87 | 72.05 | 75.55 | 76.77 | 66.52 | 56.61 | 44.22 | a | 32.93 | b | 53.52 | ||||||||||
1945 | 34.00 | a | 39.00 | a | 46.60 | a | 50.31 | c | 64.37 | a | 70.18 | 75.95 | a | 77.03 | a | 68.83 | a | 55.73 | 44.65 | 32.42 | a | 54.92 | ||||
1946 | 33.70 | a | 38.30 | 47.35 | 61.45 | a | 61.25 | a | 74.30 | 79.26 | 76.10 | 69.43 | b | 56.76 | b | 41.88 | b | 40.69 | b | 56.71 | ||||||
1947 | 32.26 | 32.95 | 40.73 | a | 51.29 | a | 61.47 | a | 70.35 | 78.11 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.17 | f | |||
1948 | 29.73 | 30.88 | 36.37 | 57.73 | 63.56 | 72.98 | a | 78.85 | 74.66 | 70.37 | 55.94 | 39.65 | 37.27 | 54.00 | ||||||||||||
1949 | 24.98 | 35.39 | 44.79 | 52.57 | 62.77 | 70.77 | 76.13 | 74.50 | 67.95 | 56.08 | 49.82 | 34.13 | 54.16 | |||||||||||||
1950 | 35.82 | 41.00 | 41.95 | 54.48 | 63.79 | 74.05 | 73.63 | 72.82 | 65.30 | 62.05 | 43.83 | 36.58 | 55.44 | |||||||||||||
1951 | 32.11 | 37.82 | 41.34 | 51.12 | 63.00 | a | 69.04 | c | 78.27 | 76.34 | 67.70 | 56.60 | a | 39.03 | 34.93 | b | 53.94 | |||||||||
1952 | 37.45 | 38.96 | a | 41.00 | 53.66 | b | 62.11 | 79.41 | b | 77.45 | 78.89 | 67.80 | 54.58 | 38.73 | 32.48 | 55.21 | ||||||||||
1953 | 41.53 | a | 35.79 | 48.48 | a | 51.72 | 61.52 | 80.35 | 79.63 | 75.05 | 69.93 | 57.87 | 44.77 | 33.69 | b | 56.69 | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.56 | 36.74 | 43.99 | 53.65 | 62.67 | 72.60 | 77.22 | 75.49 | 68.22 | 56.11 | 43.25 | 34.46 | 54.78 | |||||||||||||
S.D. | 5.21 | 4.11 | 4.46 | 2.73 | 2.50 | 2.76 | 2.08 | 2.31 | 2.57 | 2.31 | 2.98 | 4.41 | 1.26 | |||||||||||||
SKEW | -0.20 | -0.34 | 0.55 | 0.59 | -0.08 | 0.75 | 0.25 | 0.31 | -0.09 | -0.22 | -0.56 | 0.22 | 0.17 | |||||||||||||
MAX | 45.45 | 45.34 | 58.77 | 61.45 | 69.02 | 80.35 | 83.29 | 80.48 | 73.33 | 62.05 | 49.82 | 47.83 | 58.16 | |||||||||||||
MIN | 21.20 | 26.70 | 33.66 | 49.11 | 56.63 | 68.86 | 73.28 | 70.69 | 62.83 | 49.14 | 33.63 | 25.85 | 51.85 | |||||||||||||
YRS | 46 | 45 | 46 | 45 | 46 | 47 | 46 | 46 | 46 | 46 | 45 | 46 | 42 |