YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1909 | ----- | z | ----- | z | 53.77 | 64.62 | a | 72.00 | b | 86.73 | 88.45 | 82.97 | 76.60 | 67.83 | s | 59.00 | a | 35.74 | 68.88 | c | ||||||
1910 | 45.19 | 47.64 | 65.32 | 68.53 | 76.55 | 87.17 | 90.72 | b | 87.16 | 81.14 | a | 72.58 | 64.53 | 49.29 | 69.65 | |||||||||||
1911 | 46.28 | b | 45.41 | a | 58.94 | 66.87 | 78.32 | ----- | z | 78.74 | 91.83 | a | ----- | z | ----- | z | ----- | z | 40.23 | 63.33 | d | |||||
1912 | 47.39 | 49.17 | 54.06 | 60.90 | 75.13 | 79.47 | 85.52 | 83.45 | 77.10 | 67.23 | 57.40 | 45.05 | j | 66.98 | a | |||||||||||
1913 | 38.89 | c | 45.54 | 54.77 | 67.52 | a | 77.65 | 80.40 | 89.16 | 86.35 | 75.83 | 65.00 | 58.62 | d | 41.57 | a | 65.11 | |||||||||
1914 | 57.26 | 61.72 | c | 64.35 | k | ----- | z | ----- | z | ----- | z | 85.32 | 87.68 | ----- | z | ----- | z | ----- | z | ----- | z | 72.99 | h | |||
1915 | 31.10 | a | 42.29 | 52.24 | f | 60.53 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.64 | i | ||
1916 | ----- | z | ----- | z | ----- | z | 64.47 | 75.16 | 87.97 | a | 86.65 | 83.13 | 80.13 | 66.39 | 60.17 | 45.28 | b | 72.15 | c | |||||||
1917 | 44.87 | 49.15 | b | 55.77 | a | 64.63 | 67.65 | 86.53 | 90.36 | c | 87.13 | a | 80.93 | 71.84 | 62.86 | a | 55.97 | 68.14 | ||||||||
1918 | 42.03 | 52.79 | 60.27 | a | 64.50 | 73.13 | a | 88.43 | 88.55 | 86.77 | 81.50 | 70.87 | 49.77 | 40.26 | 66.57 | |||||||||||
1919 | 35.61 | 42.18 | 53.77 | 65.21 | a | 76.04 | g | 83.50 | 86.19 | 89.39 | 79.30 | 64.77 | 56.72 | a | 49.67 | a | 64.21 | a | ||||||||
1920 | 49.77 | 51.93 | 56.33 | a | 59.67 | 76.06 | 82.30 | 88.06 | 82.74 | 79.07 | 65.61 | 54.20 | 46.58 | 66.03 | ||||||||||||
1921 | ----- | z | 51.67 | a | 60.94 | 65.37 | 74.10 | 80.37 | 83.58 | 82.90 | 82.47 | 73.58 | 62.03 | 51.03 | 69.82 | a | ||||||||||
1922 | 45.48 | 49.36 | 54.71 | 64.03 | 75.90 | 87.29 | b | 88.61 | 87.97 | 82.67 | 71.94 | 53.80 | 49.55 | 67.61 | ||||||||||||
1923 | 52.65 | 51.21 | 54.07 | a | 63.53 | 76.16 | 84.70 | 88.71 | 82.48 | 76.63 | 61.26 | 54.60 | 42.93 | a | 65.74 | |||||||||||
1924 | 43.55 | 53.62 | 51.13 | 63.43 | 76.87 | 89.13 | 88.19 | 87.87 | 82.07 | 71.26 | 63.40 | 41.00 | 67.63 | |||||||||||||
1925 | 39.74 | 53.79 | 63.32 | 70.80 | 79.00 | 84.13 | 88.32 | 83.32 | 79.83 | 66.33 | a | 54.17 | 44.81 | 67.30 | ||||||||||||
1926 | 34.58 | 52.50 | 55.26 | 62.90 | 71.26 | 84.70 | 85.81 | 88.60 | a | 82.24 | a | ----- | z | ----- | z | ----- | z | 68.65 | c | |||||||
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | 48.88 | l | 62.21 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 90.21 | p | 86.26 | 82.45 | 78.30 | 64.94 | 45.80 | 50.06 | 67.97 | f | ||||||
1930 | 41.85 | k | 55.46 | 53.81 | 71.13 | 70.94 | 87.30 | 85.71 | 85.39 | 79.17 | 67.84 | 61.33 | o | 42.14 | x | 72.97 | c | |||||||||
1931 | 54.00 | v | ----- | z | ----- | z | ----- | z | 75.47 | p | 85.33 | 87.35 | 81.62 | g | 77.13 | 68.45 | 51.90 | 43.19 | 68.89 | f | ||||||
1932 | 34.42 | 51.03 | 53.10 | 66.43 | 72.13 | 82.20 | 85.10 | 83.41 | b | 76.83 | 64.19 | 58.37 | 37.48 | 63.73 | ||||||||||||
1933 | 40.35 | 43.68 | 59.35 | 61.90 | 72.50 | a | 81.57 | 87.13 | 83.55 | 81.37 | 69.81 | 57.97 | 54.06 | 66.10 | ||||||||||||
1934 | 46.50 | a | 55.54 | 63.10 | 67.83 | 79.00 | 85.63 | 90.19 | 87.00 | 76.56 | c | 71.52 | 60.04 | f | 47.48 | 70.03 | a | |||||||||
1935 | 50.47 | a | 48.71 | 58.45 | 65.53 | 68.93 | a | 85.97 | 89.23 | 84.71 | 78.43 | 69.40 | a | 55.00 | 44.61 | 66.62 | ||||||||||
1936 | 43.16 | 48.07 | 60.23 | 67.10 | 77.32 | 87.03 | 87.77 | 87.71 | 74.97 | 62.10 | a | 54.53 | 45.71 | 66.31 | ||||||||||||
1937 | 39.65 | 46.36 | 46.74 | 65.33 | 73.00 | 80.73 | 86.81 | 90.45 | 78.87 | ----- | z | 63.81 | i | 48.84 | 65.68 | b | ||||||||||
1938 | 47.00 | 50.36 | 57.58 | 67.93 | a | 73.74 | 83.47 | 86.48 | 88.23 | 76.73 | 68.20 | a | 48.07 | b | 42.43 | a | 65.85 | |||||||||
1939 | 36.10 | 34.93 | 56.77 | a | 66.97 | 76.39 | 86.43 | 87.00 | 83.42 | 77.53 | 62.61 | 52.93 | 48.48 | 64.13 | ||||||||||||
1940 | 40.90 | a | 43.07 | 59.10 | 65.00 | 72.26 | 83.70 | 89.06 | 83.97 | a | 80.34 | a | 72.03 | 51.13 | 43.84 | 65.37 | ||||||||||
1941 | 38.71 | c | 45.82 | 50.67 | a | 59.20 | j | ----- | z | ----- | z | ----- | z | 83.52 | 76.77 | 64.16 | 56.60 | 47.55 | 57.97 | d | ||||||
1942 | 48.23 | 45.15 | b | 52.13 | 62.87 | 74.71 | 85.57 | 89.03 | 83.73 | a | 76.57 | 66.55 | b | 60.10 | 49.90 | a | 66.21 | |||||||||
1943 | 48.74 | 55.07 | a | 57.77 | a | 71.77 | 76.87 | a | 85.07 | b | 88.81 | 89.52 | 82.55 | a | 70.87 | a | 59.30 | 42.43 | a | 69.06 | ||||||
1944 | 38.97 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 86.29 | 86.20 | a | 79.50 | 69.42 | 53.17 | 37.10 | 64.38 | e | ||||||
1945 | 41.84 | 52.36 | 59.06 | 63.10 | 77.48 | 84.30 | 88.35 | 85.84 | 81.69 | a | 69.42 | 58.63 | 43.23 | 67.11 | ||||||||||||
1946 | 42.16 | 52.04 | 59.10 | 72.30 | 73.55 | 89.30 | 87.68 | 82.35 | 79.33 | 65.71 | 49.00 | 50.81 | 66.94 | |||||||||||||
1947 | 43.35 | 53.54 | 56.65 | 64.13 | 76.81 | 82.90 | 88.87 | 82.61 | 82.40 | 69.48 | 46.57 | 42.63 | a | 65.83 | ||||||||||||
1948 | 40.87 | 43.55 | 47.00 | 68.50 | 74.48 | 82.40 | 87.77 | 85.81 | 80.90 | 66.58 | 50.90 | 47.65 | 64.70 | |||||||||||||
1949 | 31.10 | 44.79 | 55.77 | 62.60 | 72.19 | 81.67 | 83.84 | 83.13 | 78.40 | 64.48 | 62.80 | 44.58 | 63.78 | |||||||||||||
1950 | 48.81 | 54.00 | 57.16 | 67.80 | 73.94 | 84.27 | 82.19 | 83.45 | 74.43 | 76.81 | 59.40 | 53.29 | 67.96 | |||||||||||||
1951 | 44.61 | 49.43 | 54.48 | 63.33 | 74.32 | 82.60 | 89.55 | 81.97 | 81.50 | 68.27 | a | 52.33 | 44.42 | 65.57 | ||||||||||||
1952 | 48.39 | 47.59 | 50.23 | 63.17 | 73.52 | 85.97 | 86.00 | 86.52 | 79.10 | 72.77 | 49.20 | 42.71 | 65.43 | |||||||||||||
1953 | 52.58 | 46.32 | 58.61 | 65.63 | 70.52 | 88.50 | 88.90 | 87.16 | 84.47 | 68.90 | 57.43 | 40.84 | 67.49 | |||||||||||||
1954 | 47.48 | 58.89 | 56.19 | 72.30 | 75.55 | 86.10 | 88.81 | 83.74 | 80.70 | 70.32 | ----- | z | ----- | z | 72.01 | b | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.39 | 49.38 | 56.20 | 65.65 | 74.46 | 84.76 | 87.27 | 85.42 | 79.32 | 68.25 | 55.62 | 45.45 | 66.37 | |||||||||||||
S.D. | 5.98 | 5.15 | 4.10 | 3.18 | 2.72 | 2.61 | 2.30 | 2.56 | 2.43 | 3.51 | 4.93 | 4.72 | 1.48 | |||||||||||||
SKEW | -0.10 | -0.18 | -0.18 | 0.46 | -0.41 | -0.18 | -1.45 | 0.55 | -0.05 | 0.07 | -0.14 | 0.11 | 0.18 | |||||||||||||
MAX | 57.26 | 61.72 | 65.32 | 72.30 | 79.00 | 89.30 | 90.72 | 91.83 | 84.47 | 76.81 | 64.53 | 55.97 | 69.65 | |||||||||||||
MIN | 31.10 | 34.93 | 46.74 | 59.67 | 67.65 | 79.47 | 78.74 | 81.97 | 74.43 | 61.26 | 45.80 | 35.74 | 63.73 | |||||||||||||
YRS | 38 | 39 | 38 | 39 | 37 | 38 | 42 | 42 | 41 | 38 | 36 | 38 | 27 |