YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1936 | 69.42 | 64.76 | 72.16 | 74.47 | 80.39 | 86.33 | 93.42 | 94.13 | ----- | z | 81.87 | 80.87 | 67.65 | 78.68 | a | |||||||||||
1937 | 54.61 | 63.61 | 68.87 | 74.90 | 76.26 | 83.17 | ----- | z | ----- | z | ----- | z | 79.88 | o | 70.93 | 68.16 | 70.06 | d | ||||||||
1938 | 67.74 | 62.93 | 66.29 | 72.73 | 77.65 | 77.43 | 85.00 | 88.67 | a | 88.60 | 77.42 | 73.27 | 68.81 | 75.54 | ||||||||||||
1939 | 62.74 | 59.96 | 65.45 | 74.57 | 74.42 | 80.17 | 85.13 | 85.48 | 85.60 | 78.96 | c | 74.21 | a | 72.61 | 74.94 | |||||||||||
1940 | 64.10 | a | 64.45 | 69.27 | a | 72.87 | 78.58 | 79.80 | 87.74 | 85.81 | 81.80 | 79.39 | 70.87 | 66.87 | 75.13 | |||||||||||
1941 | 62.37 | a | 63.86 | 66.97 | 67.59 | a | 78.84 | 77.14 | a | 86.58 | 85.21 | l | 78.77 | 74.10 | 74.20 | 63.20 | f | 73.04 | b | |||||||
1942 | 67.00 | d | 62.57 | 68.65 | 66.21 | a | 73.14 | j | 75.46 | d | 90.71 | 87.45 | 84.53 | 79.32 | 76.23 | 69.61 | 75.25 | a | ||||||||
1943 | 66.37 | a | 70.37 | a | 68.97 | a | 73.38 | a | 77.86 | b | 80.79 | a | 86.93 | a | 88.24 | b | 91.41 | a | 81.45 | 78.86 | a | 65.66 | b | 77.52 | ||
1944 | 66.72 | b | 63.38 | c | 71.72 | b | 70.48 | a | 73.89 | c | 74.65 | d | 82.28 | f | 91.39 | c | 85.00 | b | 80.13 | 67.47 | 71.04 | f | 74.49 | b | ||
1945 | 69.56 | m | 65.86 | 65.57 | a | 72.72 | a | 73.90 | a | 76.81 | d | 86.10 | 89.93 | a | 87.62 | d | 78.38 | b | 73.83 | 64.62 | o | 77.07 | b | |||
1946 | ----- | z | 68.39 | 69.94 | 76.63 | c | 74.37 | a | 85.48 | c | 88.06 | 89.97 | a | 91.21 | a | 78.63 | a | 69.21 | a | 66.13 | 78.00 | a | ||||
1947 | 68.97 | a | 72.92 | c | 71.83 | a | 75.31 | a | 77.03 | a | 71.65 | j | 94.19 | o | 88.35 | 90.63 | 80.26 | 71.53 | 68.24 | b | 76.51 | b | ||||
1948 | 73.07 | a | 66.28 | 66.60 | a | 73.14 | a | 77.50 | a | 79.14 | a | 88.06 | 89.32 | 89.87 | 77.91 | h | 76.50 | 63.58 | 76.64 | a | ||||||
1949 | 53.67 | d | 62.29 | 65.50 | a | 75.31 | a | 75.81 | 83.60 | 87.10 | 88.81 | e | 91.83 | g | 80.23 | 83.50 | 67.07 | b | 74.81 | a | ||||||
1950 | 60.77 | 69.29 | 71.68 | 75.23 | h | 73.07 | b | 80.33 | 87.16 | 88.37 | a | 81.80 | 85.73 | a | 73.50 | j | 75.81 | 77.40 | b | |||||||
1951 | 67.42 | 68.21 | 72.48 | 69.80 | 75.47 | a | 78.10 | 88.67 | d | 87.71 | 88.10 | 82.65 | 73.80 | 63.45 | 76.32 | |||||||||||
1952 | 62.50 | a | 68.86 | 63.42 | 72.13 | 80.29 | 76.60 | 89.61 | 91.61 | 92.13 | 84.00 | b | 69.77 | 65.81 | 76.39 | |||||||||||
1953 | 72.13 | 71.93 | 71.29 | 68.00 | 75.19 | 79.10 | 90.42 | 86.06 | 86.80 | 84.58 | 77.50 | 73.81 | 78.07 | |||||||||||||
1954 | 65.94 | 77.89 | 65.03 | 70.21 | a | 73.57 | a | 77.73 | 90.48 | 83.26 | 86.30 | 79.58 | 76.90 | 70.31 | b | 76.43 | ||||||||||
1955 | 62.80 | a | 67.46 | 72.23 | 71.87 | g | 72.30 | a | 76.79 | a | 81.87 | 90.67 | d | 90.11 | c | 76.45 | b | 73.89 | c | 64.00 | b | 75.32 | a | |||
1956 | 65.73 | i | 63.00 | 74.03 | a | 68.08 | d | 73.52 | 81.11 | b | 86.14 | c | 83.94 | 93.14 | h | 76.08 | g | 82.60 | 72.26 | 76.07 | c | |||||
1957 | 61.53 | a | 68.07 | 70.27 | a | 70.22 | g | 72.74 | d | 89.19 | n | 89.66 | b | 89.23 | 86.27 | 75.55 | 70.41 | h | 74.52 | b | 76.43 | c | ||||
1958 | 71.00 | a | 68.46 | 64.32 | 76.59 | a | 79.32 | 81.80 | 85.50 | a | 87.29 | c | 91.21 | b | 86.87 | 78.10 | j | 78.17 | a | 79.14 | a | |||||
1959 | 72.33 | a | 64.85 | b | 78.27 | e | 77.27 | 71.41 | d | 81.73 | 88.86 | c | 86.06 | 83.21 | b | 79.86 | b | 76.75 | n | 70.33 | d | 77.65 | a | |||
1960 | 63.39 | 65.43 | a | 72.48 | 76.90 | 78.35 | e | 84.00 | p | 88.54 | c | 84.95 | l | 89.28 | a | 81.38 | j | 70.68 | e | 70.23 | i | 75.63 | d | |||
1961 | 75.39 | h | 72.25 | h | 69.18 | i | 74.40 | e | 70.66 | b | ----- | z | ----- | z | ----- | z | ----- | z | 80.55 | i | 69.62 | i | 65.87 | 70.31 | i | |
1962 | 69.10 | b | 61.22 | a | 64.04 | d | 77.27 | 71.00 | 77.20 | 82.65 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.78 | e | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 65.46 | 66.40 | 69.13 | 72.96 | 75.51 | 79.59 | 87.58 | 88.26 | 87.15 | 80.26 | 74.60 | 69.03 | 76.29 | |||||||||||||
S.D. | 5.08 | 4.04 | 3.65 | 3.29 | 2.88 | 3.10 | 2.64 | 2.57 | 3.68 | 3.23 | 4.36 | 4.07 | 1.10 | |||||||||||||
SKEW | -0.63 | 0.87 | 0.33 | -0.51 | 0.05 | 0.53 | -0.14 | 0.09 | -0.57 | 0.27 | 0.47 | 0.59 | 0.34 | |||||||||||||
MAX | 73.07 | 77.89 | 78.27 | 77.27 | 80.39 | 86.33 | 93.42 | 94.13 | 92.13 | 86.87 | 83.50 | 78.17 | 78.07 | |||||||||||||
MIN | 53.67 | 59.96 | 63.42 | 66.21 | 70.66 | 74.65 | 81.87 | 83.26 | 78.77 | 74.10 | 67.47 | 63.45 | 74.94 | |||||||||||||
YRS | 23 | 26 | 26 | 24 | 26 | 23 | 23 | 22 | 21 | 21 | 21 | 22 | 8 |