YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1936 | 52.56 | 51.93 | 56.90 | 59.45 | 63.98 | 69.08 | 76.13 | 74.87 | a | ----- | z | 64.73 | 59.75 | 51.81 | 61.93 | a | ||||||||||
1937 | 41.84 | 50.20 | 53.89 | 58.08 | 62.84 | 67.27 | ----- | z | ----- | z | ----- | z | 63.84 | o | 55.55 | 55.00 | 55.58 | d | ||||||||
1938 | 53.26 | 51.98 | 54.19 | 58.40 | 62.98 | a | 65.33 | 70.47 | 73.28 | a | 72.48 | 61.63 | 54.78 | 56.39 | 61.27 | |||||||||||
1939 | 50.94 | 47.39 | a | 54.05 | 60.85 | 61.11 | 65.35 | 70.60 | 71.47 | 72.22 | 62.36 | c | 58.29 | a | 56.39 | 60.92 | ||||||||||
1940 | 53.20 | a | 53.30 | a | 57.40 | a | 60.38 | 64.79 | 66.68 | 71.24 | 70.69 | 66.18 | 63.97 | 55.80 | 55.37 | 61.58 | ||||||||||
1941 | 52.70 | a | 54.93 | 56.53 | 56.72 | a | 66.24 | 64.45 | a | 71.28 | a | 70.97 | l | 63.87 | 60.23 | 58.55 | 53.16 | f | 60.55 | b | ||||||
1942 | 53.65 | d | 49.71 | 53.32 | 57.40 | a | 60.48 | j | 63.96 | d | 73.44 | 71.76 | 66.92 | 64.73 | 58.65 | 53.11 | 60.60 | a | ||||||||
1943 | 52.75 | a | 55.52 | a | 57.00 | a | 59.97 | a | 62.86 | b | 63.78 | a | 69.80 | a | 70.29 | b | 70.93 | a | 64.65 | 57.16 | a | 52.02 | b | 61.39 | ||
1944 | 50.71 | b | 50.00 | c | 56.28 | b | 56.16 | a | 61.30 | c | 61.50 | d | 66.94 | f | 71.66 | c | 69.20 | c | 63.65 | 53.70 | 52.23 | i | 59.42 | b | ||
1945 | 51.94 | m | 53.05 | 51.60 | a | 56.91 | a | 60.10 | a | 63.83 | d | 71.42 | 72.68 | a | 71.75 | d | 63.97 | b | 55.97 | 47.47 | o | 62.13 | b | |||
1946 | ----- | z | 51.38 | 55.27 | 60.70 | c | 61.25 | a | 68.04 | c | 72.27 | 72.02 | a | 71.52 | a | 59.97 | a | 53.47 | a | 52.16 | 61.64 | a | ||||
1947 | 49.70 | a | 55.64 | c | 57.30 | a | 59.97 | a | 63.02 | a | 61.70 | j | 73.78 | o | 70.89 | 72.22 | 63.90 | 53.13 | 51.91 | c | 59.77 | b | ||||
1948 | 53.60 | a | 51.47 | 51.55 | a | 59.17 | a | 62.31 | b | 65.50 | a | 70.65 | 70.95 | 70.60 | 63.26 | h | 56.57 | 48.61 | 60.09 | a | ||||||
1949 | 43.52 | d | 49.39 | 52.82 | a | 61.57 | a | 63.02 | 68.78 | 71.21 | 71.85 | e | 73.22 | g | 62.23 | 63.52 | 50.90 | b | 59.89 | a | ||||||
1950 | 47.27 | 54.55 | 56.63 | 63.43 | h | 61.50 | c | 66.90 | 74.60 | 72.50 | b | 68.36 | a | 69.20 | a | 59.95 | j | 59.79 | 63.13 | b | ||||||
1951 | 53.18 | 53.70 | 57.63 | 59.23 | 62.18 | a | 66.57 | b | 74.26 | d | 72.90 | 72.58 | 66.02 | 57.82 | 50.74 | 62.23 | ||||||||||
1952 | 49.28 | a | 54.66 | 52.03 | 59.27 | 65.56 | 64.40 | 73.92 | 75.37 | 75.25 | 68.19 | b | 56.17 | a | 52.92 | a | 62.25 | |||||||||
1953 | 57.40 | 56.18 | 56.15 | 57.23 | 61.42 | a | 66.05 | 75.34 | 70.50 | 70.48 | 67.18 | 61.13 | 56.47 | 62.96 | ||||||||||||
1954 | 52.61 | 61.18 | 53.73 | 59.33 | a | 62.22 | b | 65.93 | 75.73 | 71.32 | 70.50 | 63.74 | 61.55 | 54.61 | c | 62.70 | ||||||||||
1955 | 50.10 | a | 52.93 | 57.24 | 58.78 | g | 60.97 | b | 64.84 | a | 68.53 | 76.11 | d | 72.73 | f | 62.97 | b | 58.46 | d | 53.82 | c | 60.60 | b | |||
1956 | 52.91 | i | 49.03 | 57.87 | a | 57.38 | d | 62.80 | a | 68.50 | b | 72.71 | c | 71.11 | 76.14 | h | 63.69 | g | 62.87 | 56.00 | a | 62.03 | c | |||
1957 | 51.67 | a | 57.62 | 59.02 | a | 59.50 | j | 62.09 | d | 74.87 | o | 75.16 | c | 74.98 | 71.50 | 64.37 | a | 57.66 | k | 58.83 | b | 63.92 | c | |||
1958 | 57.55 | a | 58.02 | 54.52 | 62.30 | c | 66.84 | 69.43 | 72.48 | a | 75.40 | e | 75.54 | b | 72.88 | c | 64.94 | l | 62.09 | c | 66.09 | a | ||||
1959 | 59.70 | a | 54.29 | d | 63.04 | f | 64.92 | 62.02 | d | 69.90 | 76.27 | c | 74.68 | 72.32 | b | 68.36 | b | 67.06 | n | 60.52 | d | 66.30 | b | |||
1960 | 52.37 | 55.25 | a | 61.19 | 64.52 | 66.71 | e | 70.93 | p | 74.88 | c | 71.47 | l | 74.90 | a | 68.71 | j | 58.94 | e | 58.30 | i | 63.59 | d | |||
1961 | 62.09 | h | 60.60 | h | 58.30 | i | 63.02 | e | 62.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | 68.14 | i | 58.60 | j | 56.23 | a | 60.42 | i |
1962 | 57.31 | b | 53.91 | a | 55.20 | d | 65.48 | 61.76 | 66.75 | 70.58 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.57 | e | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 52.04 | 53.35 | 55.57 | 59.93 | 62.84 | 66.21 | 72.74 | 72.60 | 70.97 | 64.71 | 57.71 | 54.80 | 61.91 | |||||||||||||
S.D. | 4.13 | 3.13 | 2.40 | 2.62 | 1.81 | 2.12 | 2.25 | 1.83 | 2.96 | 3.09 | 2.95 | 3.44 | 0.73 | |||||||||||||
SKEW | -0.59 | 0.30 | 0.12 | 0.64 | 0.97 | -0.07 | 0.04 | 0.58 | -0.64 | 0.84 | 0.31 | 0.38 | 0.11 | |||||||||||||
MAX | 59.70 | 61.18 | 61.19 | 65.48 | 66.84 | 69.90 | 76.27 | 76.11 | 75.54 | 72.88 | 63.52 | 62.09 | 62.96 | |||||||||||||
MIN | 41.84 | 47.39 | 51.55 | 56.16 | 60.10 | 61.50 | 68.53 | 70.29 | 63.87 | 59.97 | 53.13 | 48.61 | 60.92 | |||||||||||||
YRS | 23 | 26 | 25 | 24 | 26 | 23 | 23 | 22 | 20 | 21 | 21 | 22 | 8 |