YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1913 | ----- | z | 50.61 | 54.42 | g | 62.57 | 72.77 | a | 74.83 | 83.06 | 86.53 | a | 81.47 | 67.84 | 54.66 | a | 45.06 | 67.94 | b | |||||||
1914 | 50.13 | 52.32 | 65.14 | b | 64.96 | c | 76.16 | 77.89 | b | 93.00 | 91.58 | 76.03 | 66.26 | 52.48 | a | 41.81 | 67.31 | |||||||||
1915 | 49.61 | 51.43 | 61.48 | 69.41 | a | 67.84 | 81.83 | 88.87 | 93.58 | 80.50 | 70.84 | 51.83 | 47.26 | 67.87 | ||||||||||||
1916 | 40.39 | 52.07 | a | 59.97 | 66.79 | a | 68.58 | 81.07 | 84.58 | 89.45 | 81.73 | 68.42 | 51.07 | 39.71 | 65.32 | |||||||||||
1917 | 42.16 | 46.07 | 49.13 | 61.70 | 67.13 | 83.23 | 94.29 | 91.06 | 81.55 | a | 73.58 | 57.24 | a | 47.06 | 66.18 | |||||||||||
1918 | 48.06 | 50.50 | 58.26 | 68.10 | 71.16 | 91.50 | 89.10 | 87.90 | 81.87 | 65.52 | 49.03 | 44.84 | 67.15 | |||||||||||||
1919 | 49.03 | 47.46 | 56.10 | 67.23 | 77.00 | 81.40 | 94.03 | 92.13 | 78.87 | 64.00 | 50.82 | b | ----- | z | 68.92 | a | ||||||||||
1920 | 46.55 | 54.31 | 55.00 | 61.83 | 73.74 | 79.33 | 88.45 | 92.03 | 77.10 | 61.29 | 52.70 | 48.26 | 65.88 | |||||||||||||
1921 | 44.94 | 50.54 | 58.90 | 63.27 | 69.63 | a | 80.90 | 90.10 | 88.90 | 77.53 | 69.61 | 56.53 | 44.48 | 66.28 | ||||||||||||
1922 | 40.97 | 47.29 | 53.84 | 60.83 | 73.42 | 84.90 | 93.77 | 84.71 | 83.33 | 66.19 | 49.83 | 43.68 | 65.23 | |||||||||||||
1923 | 44.97 | 51.43 | 58.74 | 64.33 | 71.35 | 76.93 | 88.16 | 87.26 | 81.70 | 61.71 | 55.20 | 44.55 | 65.53 | |||||||||||||
1924 | 44.94 | 52.41 | 54.10 | 69.97 | 81.68 | 84.30 | 90.68 | 88.00 | 81.14 | a | 63.26 | 52.70 | 40.74 | 66.99 | ||||||||||||
1925 | 47.19 | 53.32 | 59.74 | 65.17 | 74.55 | 80.97 | 93.10 | 87.45 | 73.27 | 65.77 | 51.48 | a | 43.77 | 66.32 | ||||||||||||
1926 | 44.65 | 55.43 | 65.06 | 72.83 | 73.90 | 89.50 | 91.87 | 87.77 | 76.17 | 67.81 | 58.03 | 43.84 | 68.91 | |||||||||||||
1927 | 48.81 | 51.61 | 54.74 | 62.17 | 68.42 | 80.97 | 90.71 | 88.10 | 74.48 | c | 67.53 | a | 53.70 | 43.16 | 65.37 | |||||||||||
1928 | 47.32 | 53.38 | 58.94 | 61.50 | 79.65 | 78.00 | 91.26 | 89.32 | 80.23 | 62.90 | 52.10 | 43.23 | 66.49 | |||||||||||||
1929 | 40.94 | 49.75 | 57.45 | 58.87 | 73.42 | 78.07 | 90.03 | 91.00 | 80.00 | 67.97 | 57.57 | 49.81 | 66.24 | |||||||||||||
1930 | 39.81 | 53.29 | 62.35 | 67.43 | 68.55 | 80.97 | 90.06 | 89.03 | 76.97 | 66.19 | 54.60 | 44.52 | 66.15 | |||||||||||||
1931 | 48.45 | 53.21 | 58.45 | 69.57 | 81.06 | 78.33 | 93.58 | 91.71 | 77.43 | 66.42 | 48.33 | 46.94 | 67.79 | |||||||||||||
1932 | 41.26 | 49.07 | 57.61 | 62.47 | 69.87 | 83.87 | 85.65 | 86.45 | 85.47 | 67.29 | 53.87 | 42.16 | 65.42 | |||||||||||||
1933 | 41.74 | 45.79 | 56.97 | 66.50 | 64.03 | 79.40 | 91.90 | 91.65 | 75.67 | 72.45 | 54.23 | 50.06 | 65.87 | |||||||||||||
1934 | 49.00 | 56.79 | 68.42 | 73.00 | 75.16 | 80.20 | 89.10 | 92.45 | 82.67 | 67.32 | 54.50 | 48.45 | 69.75 | |||||||||||||
1935 | 43.45 | 53.50 | 53.77 | 64.17 | 74.35 | 82.77 | 87.29 | 91.39 | 86.67 | 64.29 | 48.57 | 47.06 | 66.44 | |||||||||||||
1936 | 47.55 | 50.38 | 58.10 | 68.30 | 75.61 | 79.53 | 86.84 | 89.10 | 80.73 | 74.06 | 57.57 | 42.32 | 67.51 | |||||||||||||
1937 | 35.13 | 47.61 | 57.03 | 61.70 | 73.26 | 79.10 | 89.10 | 86.39 | 78.87 | 66.16 | 54.53 | 45.87 | 64.56 | |||||||||||||
1938 | 43.84 | 48.32 | 53.16 | 63.93 | 74.81 | 84.73 | 93.26 | 88.00 | 82.33 | 67.48 | 51.17 | 46.55 | 66.47 | |||||||||||||
1939 | 44.23 | 47.43 | 62.06 | 71.60 | 75.06 | 80.20 | 90.97 | 92.65 | 81.57 | 65.77 | 57.60 | 50.19 | 68.28 | |||||||||||||
1940 | 52.06 | 51.86 | 60.13 | 65.87 | 78.03 | 86.97 | 87.13 | 91.26 | 75.30 | 65.45 | 51.07 | 48.35 | 67.79 | |||||||||||||
1941 | 50.55 | 57.39 | 64.42 | 65.33 | 71.97 | 75.63 | 90.74 | 83.90 | 73.90 | 63.52 | 56.90 | 46.81 | 66.76 | |||||||||||||
1942 | 50.03 | 51.00 | 58.35 | 64.90 | 67.13 | 77.43 | 89.65 | 90.74 | 82.33 | 69.13 | 53.20 | 45.26 | 66.60 | |||||||||||||
1943 | 41.90 | 56.21 | 60.58 | 66.17 | 70.90 | 75.67 | 88.71 | 83.32 | 86.70 | 63.97 | 53.33 | 45.84 | 66.11 | |||||||||||||
1944 | 48.10 | 50.10 | 58.23 | 60.70 | 72.19 | 75.97 | 88.16 | 86.03 | 82.03 | 69.48 | 50.70 | 48.03 | 65.81 | |||||||||||||
1945 | 47.32 | 52.00 | 53.03 | 63.60 | 70.61 | 80.00 | 91.55 | 88.58 | 79.93 | 68.42 | 52.03 | 47.45 | 66.21 | |||||||||||||
1946 | 44.84 | 50.43 | 54.19 | 66.20 | 76.23 | 76.73 | 88.68 | 89.68 | 78.83 | 59.90 | 51.90 | 47.97 | 65.46 | |||||||||||||
1947 | 43.97 | 55.61 | 62.23 | 68.03 | 77.71 | 74.87 | 83.35 | 84.19 | 83.80 | 65.52 | 49.76 | a | 46.20 | a | 66.27 | |||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.73 | a | 83.13 | a | 77.43 | 67.17 | b | 51.60 | 42.39 | 67.58 | f | |||
1949 | 40.13 | 47.41 | a | 56.39 | 70.63 | 73.00 | a | 81.87 | 87.52 | 85.03 | 81.13 | 62.39 | 58.10 | 43.81 | 65.62 | |||||||||||
1950 | 40.19 | 49.61 | 54.40 | a | 64.33 | 73.90 | 79.45 | a | 90.86 | c | 90.42 | 79.20 | 64.42 | 54.90 | 50.45 | 66.01 | ||||||||||
1951 | 44.97 | 50.71 | 57.48 | 72.30 | 72.43 | a | 86.63 | 90.68 | 88.94 | 84.83 | a | 63.19 | 53.69 | a | 41.35 | 67.27 | ||||||||||
1952 | 42.06 | 49.28 | 53.30 | a | 69.60 | 74.32 | 75.80 | 93.45 | 87.10 | 83.77 | 73.81 | 50.00 | 44.48 | 66.41 | ||||||||||||
1953 | 49.52 | 52.04 | a | 57.03 | 63.37 | 64.19 | 71.57 | 88.16 | 83.29 | 82.70 | 65.03 | 56.33 | 46.20 | a | 64.95 | |||||||||||
1954 | 46.60 | a | 56.54 | 56.48 | 67.43 | 77.83 | a | 74.73 | 87.19 | 80.94 | 75.67 | 68.27 | a | 57.43 | 47.42 | 66.38 | ||||||||||
1955 | 44.32 | 48.19 | a | 57.03 | 57.13 | 71.13 | 81.50 | 84.06 | 89.19 | 77.83 | a | 67.71 | 50.90 | 48.83 | a | 64.82 | ||||||||||
1956 | 49.19 | 46.41 | 56.61 | 67.17 | 73.45 | 76.77 | 90.94 | 85.55 | 80.21 | a | 62.93 | a | 50.50 | 41.90 | 65.14 | |||||||||||
1957 | 41.58 | 54.93 | 56.16 | 65.38 | a | 73.61 | 83.17 | 85.45 | 82.32 | 82.80 | 61.26 | 50.27 | 45.06 | 65.17 | ||||||||||||
1958 | 47.10 | 55.54 | 54.71 | 64.00 | 80.16 | 78.67 | 91.68 | 91.55 | 78.80 | 73.84 | 52.17 | 50.48 | 68.22 | |||||||||||||
1959 | 49.03 | 50.14 | 59.29 | 69.57 | 70.13 | 82.10 | 94.10 | 87.32 | 75.57 | 69.61 | 57.37 | 44.26 | 67.37 | |||||||||||||
1960 | 46.23 | 51.79 | 61.16 | 63.87 | 68.32 | 87.10 | 92.68 | 85.97 | 83.53 | 68.13 | 59.60 | t | ----- | z | 70.88 | b | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.32 | 51.33 | 57.95 | 65.65 | 72.97 | 80.37 | 89.61 | 88.21 | 80.03 | 66.69 | 53.28 | 45.61 | 66.45 | |||||||||||||
S.D. | 3.67 | 3.01 | 3.72 | 3.65 | 4.06 | 4.08 | 3.04 | 3.08 | 3.33 | 3.42 | 2.81 | 2.75 | 1.13 | |||||||||||||
SKEW | -0.40 | 0.13 | 0.47 | 0.09 | -0.00 | 0.49 | -0.43 | -0.37 | -0.09 | 0.37 | 0.22 | -0.04 | 0.77 | |||||||||||||
MAX | 52.06 | 57.39 | 68.42 | 73.00 | 81.68 | 91.50 | 94.29 | 93.58 | 86.70 | 74.06 | 58.10 | 50.48 | 69.75 | |||||||||||||
MIN | 35.13 | 45.79 | 49.13 | 57.13 | 64.03 | 71.57 | 83.06 | 80.94 | 73.27 | 59.90 | 48.33 | 39.71 | 64.56 | |||||||||||||
YRS | 46 | 47 | 46 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 47 | 46 | 44 |