YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1918 | ----- | z | ----- | z | ----- | z | 78.26 | c | 85.77 | 93.93 | 93.23 | a | 88.97 | 86.97 | 80.61 | 63.90 | 55.03 | 80.74 | c | |||||||
1919 | 56.65 | 64.69 | b | 69.26 | 80.63 | 85.61 | 91.23 | 90.87 | 94.52 | 84.44 | c | 75.71 | 66.73 | 62.75 | g | 78.21 | a | |||||||||
1920 | 57.90 | 64.36 | a | 70.40 | a | 74.60 | 88.32 | 88.43 | 93.58 | 87.29 | 87.87 | 77.84 | 67.28 | a | 58.65 | 76.38 | ||||||||||
1921 | 62.84 | 66.14 | 75.13 | 77.67 | 87.16 | 93.07 | 91.77 | 91.35 | 87.47 | 80.29 | 70.50 | 62.71 | 78.84 | |||||||||||||
1922 | 57.19 | 65.79 | 71.27 | a | 79.20 | 89.45 | 96.33 | 96.35 | 95.90 | 90.71 | b | 78.06 | 66.33 | 66.13 | 79.39 | |||||||||||
1923 | 63.90 | 59.43 | 67.68 | 79.60 | 91.26 | 98.63 | 96.97 | 92.61 | 90.17 | 81.63 | a | 63.77 | 50.12 | g | 80.51 | a | ||||||||||
1924 | 56.39 | h | 64.28 | 68.68 | 78.23 | 87.74 | 99.80 | 91.48 | 94.61 | 86.93 | 78.77 | a | 71.00 | 54.00 | 79.59 | a | ||||||||||
1925 | 55.68 | ----- | z | ----- | z | 85.50 | 88.68 | 95.83 | 96.63 | a | 91.48 | 93.76 | a | 73.52 | 68.53 | 50.84 | 80.05 | b | ||||||||
1926 | 51.16 | 68.61 | 66.97 | 74.30 | 85.13 | 96.43 | 94.39 | 92.94 | 89.87 | 77.23 | 67.47 | 57.45 | 76.83 | |||||||||||||
1927 | 63.32 | 68.32 | 69.65 | 80.37 | 92.00 | 96.20 | 97.32 | 93.35 | 90.77 | 82.61 | 75.43 | 53.35 | 80.23 | |||||||||||||
1928 | 62.32 | 61.38 | 77.39 | 77.40 | 87.35 | 95.93 | 96.52 | 90.42 | 89.48 | a | 83.74 | 65.00 | 62.39 | 79.11 | ||||||||||||
1929 | 61.84 | 62.50 | 70.23 | a | 81.30 | 87.97 | 98.63 | 94.39 | 90.29 | 86.87 | 77.27 | a | 66.27 | 61.71 | 78.27 | |||||||||||
1930 | 58.97 | 70.18 | 68.39 | 80.97 | 86.74 | 95.33 | 94.81 | 91.39 | 87.27 | 80.19 | 66.13 | 57.71 | 78.17 | |||||||||||||
1931 | 57.52 | 63.61 | 69.00 | 78.73 | 86.42 | 97.53 | 96.97 | 92.00 | 90.97 | 89.45 | 72.80 | 56.97 | 79.33 | |||||||||||||
1932 | 57.35 | 67.17 | 67.32 | 82.30 | 88.32 | 95.47 | 95.06 | 91.77 | 87.53 | 78.39 | 67.80 | 55.29 | 77.82 | |||||||||||||
1933 | 58.68 | 61.61 | 74.48 | 76.07 | 84.23 | 93.27 | 92.68 | 91.68 | 90.83 | 82.29 | 72.83 | 68.32 | 78.91 | |||||||||||||
1934 | 64.55 | 70.07 | a | 78.29 | 81.80 | 91.61 | 94.23 | 94.45 | 93.74 | 91.47 | 86.06 | 73.43 | 65.84 | 82.13 | ||||||||||||
1935 | 63.81 | ----- | z | 75.29 | 81.00 | 83.48 | 93.67 | 96.16 | 92.00 | 86.33 | 79.61 | 72.30 | 59.48 | 80.29 | a | |||||||||||
1936 | 56.13 | 61.41 | 67.65 | 82.10 | 87.65 | 94.27 | 94.68 | 91.13 | 86.03 | a | 78.45 | 64.60 | 61.26 | 77.11 | ||||||||||||
1937 | 58.74 | 65.89 | a | 69.55 | 82.03 | 89.10 | 94.33 | 94.71 | 93.77 | 87.17 | 79.68 | 71.27 | 56.68 | 78.58 | ||||||||||||
1938 | 58.03 | 65.96 | a | 70.42 | 77.43 | 89.03 | ----- | z | 94.35 | 94.42 | 86.50 | 82.00 | 66.57 | 61.16 | 76.90 | a | ||||||||||
1939 | 58.48 | 56.86 | 71.94 | 79.70 | 88.35 | 97.00 | 91.94 | 91.32 | 86.63 | 76.94 | 66.03 | 62.81 | 77.33 | |||||||||||||
1940 | 54.40 | a | ----- | z | 70.16 | 79.83 | 88.35 | ----- | z | 93.73 | a | 89.65 | 88.10 | 79.16 | 60.57 | ----- | z | 78.22 | c | |||||||
1941 | 56.13 | 63.64 | 65.42 | 71.00 | 85.42 | 89.93 | 92.32 | 90.84 | 84.00 | 76.52 | ----- | z | 59.55 | 75.89 | a | |||||||||||
1942 | 60.27 | a | ----- | z | 66.45 | 77.00 | a | 87.70 | a | 96.87 | 95.39 | 89.52 | 86.10 | 76.97 | a | 73.57 | ----- | z | 80.98 | b | ||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 94.32 | c | ----- | z | ----- | z | ----- | z | ----- | z | 94.32 | k |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | 79.93 | 88.68 | 93.00 | 92.29 | 93.19 | 88.77 | 77.90 | b | 74.40 | 62.10 | 83.36 | c | ||||||||
1946 | 56.52 | b | 67.43 | 72.84 | 82.57 | 85.65 | 96.07 | a | 93.48 | 93.10 | 88.33 | 80.90 | b | 68.40 | 63.00 | 79.02 | ||||||||||
1947 | 53.50 | a | 66.54 | 71.71 | 77.33 | 87.52 | 93.31 | a | 94.55 | 90.70 | a | 89.37 | 83.45 | 65.68 | b | 57.17 | s | 79.42 | a | |||||||
1948 | ----- | z | ----- | z | ----- | z | 84.96 | c | 88.58 | 94.30 | 94.39 | 93.55 | 90.37 | 78.68 | 70.67 | r | ----- | z | 89.26 | e | ||||||
1949 | ----- | z | 64.50 | d | 73.67 | a | 77.37 | 87.16 | 93.97 | 93.26 | 91.84 | 86.60 | 85.86 | x | ----- | z | ----- | z | 83.54 | d | ||||||
1950 | ----- | z | ----- | z | 79.70 | u | 81.73 | 86.03 | 95.87 | 90.13 | 92.68 | 87.43 | 86.71 | g | ----- | z | ----- | z | 88.98 | f | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 58.64 | 64.80 | 70.74 | 79.38 | 87.63 | 94.93 | 94.16 | 92.07 | 88.23 | 79.79 | 68.47 | 59.67 | 78.59 | |||||||||||||
S.D. | 3.49 | 3.29 | 3.35 | 3.07 | 1.98 | 2.50 | 1.88 | 1.87 | 2.19 | 3.27 | 3.80 | 4.39 | 1.41 | |||||||||||||
SKEW | 0.05 | -0.44 | 0.63 | -0.44 | 0.20 | -0.49 | -0.18 | -0.29 | 0.38 | 0.90 | 0.14 | -0.04 | 0.69 | |||||||||||||
MAX | 64.55 | 70.18 | 78.29 | 85.50 | 92.00 | 99.80 | 97.32 | 95.90 | 93.76 | 89.45 | 75.43 | 68.32 | 82.13 | |||||||||||||
MIN | 51.16 | 56.86 | 65.42 | 71.00 | 83.48 | 88.43 | 90.13 | 87.29 | 84.00 | 73.52 | 60.57 | 50.84 | 76.38 | |||||||||||||
YRS | 25 | 23 | 26 | 31 | 31 | 29 | 31 | 32 | 31 | 29 | 27 | 23 | 16 |