YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 73.65 | 77.50 | 73.27 | 71.73 | 62.17 | a | 48.42 | 41.05 | 63.97 | e | ||||||
1926 | 39.58 | 49.50 | a | 51.45 | 55.45 | a | 65.03 | a | 75.98 | 76.68 | 75.98 | 72.80 | 62.74 | 52.77 | 42.53 | 60.04 | ||||||||||
1927 | 48.40 | 50.69 | a | 50.82 | a | 58.46 | b | 67.23 | 74.03 | 77.87 | 74.06 | 69.90 | 61.95 | 56.71 | a | 41.44 | 60.96 | |||||||||
1928 | 45.48 | 47.50 | a | 57.06 | 60.62 | b | 70.32 | 79.32 | 77.03 | 73.44 | 71.13 | 62.78 | b | 49.36 | b | 42.89 | 61.41 | |||||||||
1929 | 41.58 | a | 44.14 | 49.56 | 56.58 | 67.68 | 76.73 | 76.77 | 73.32 | 71.55 | 61.15 | a | 46.48 | 46.08 | a | 59.30 | ||||||||||
1930 | 42.45 | 49.52 | 49.77 | 60.35 | 59.97 | 73.97 | 74.70 | a | 74.94 | 68.69 | a | 59.98 | a | 47.67 | a | 41.02 | 58.59 | |||||||||
1931 | 40.84 | 44.66 | 51.45 | 57.82 | 66.58 | 74.38 | 77.82 | 72.87 | 70.77 | 61.37 | 47.57 | 41.73 | g | 60.56 | a | |||||||||||
1932 | 37.58 | e | 46.34 | j | 48.14 | b | 54.10 | y | 69.74 | n | 73.57 | 75.05 | 75.18 | 72.25 | f | ----- | z | ----- | z | 36.36 | x | 61.90 | g | |||
1933 | 39.58 | y | ----- | z | ----- | z | 53.23 | q | 62.98 | b | 75.47 | a | 77.58 | 75.56 | 73.15 | 64.00 | a | 53.58 | 48.83 | a | 66.40 | d | ||||
1934 | 44.27 | c | 52.02 | 57.27 | 62.62 | 71.29 | c | 74.50 | a | 78.77 | e | 74.29 | 72.05 | 64.56 | d | 47.94 | n | 45.55 | c | 63.38 | a | |||||
1935 | 45.64 | b | 45.74 | a | 52.24 | d | 59.17 | c | 61.69 | b | 77.17 | 78.77 | 74.29 | 69.83 | d | 64.21 | j | ----- | z | ----- | z | 62.73 | c | |||
1936 | 44.92 | r | 46.43 | b | 52.35 | d | 60.75 | 69.59 | b | 77.58 | 77.84 | b | 76.69 | d | 69.12 | 60.87 | 48.26 | a | 43.85 | 62.12 | a | |||||
1937 | 36.79 | c | 46.64 | 49.42 | 60.48 | e | 68.29 | b | 76.11 | c | 79.24 | 77.30 | a | 72.46 | b | 64.05 | 55.00 | j | ----- | z | 63.08 | b | ||||
1938 | ----- | z | 47.62 | 51.18 | c | 58.25 | d | 63.36 | i | 76.45 | 75.63 | 74.79 | 69.87 | 63.45 | 47.88 | b | 45.26 | 61.04 | b | |||||||
1939 | 41.38 | f | 37.21 | b | 51.74 | 59.38 | a | 67.45 | 74.55 | 74.50 | 71.35 | 69.88 | a | 58.13 | ----- | z | ----- | z | 62.69 | c | ||||||
1940 | ----- | z | ----- | z | 53.26 | 57.92 | 66.81 | b | 74.12 | a | 77.44 | 73.38 | f | 73.17 | o | 61.16 | 48.35 | 47.69 | j | 62.72 | e | |||||
1941 | 44.15 | d | 48.62 | 48.95 | 52.48 | a | 64.33 | a | 70.83 | 76.34 | 73.13 | 69.65 | ----- | z | 48.55 | 42.74 | 58.16 | a | ||||||||
1942 | 44.82 | 46.09 | a | 49.52 | 58.00 | g | 62.89 | h | 75.50 | f | 79.17 | a | 74.76 | ----- | z | ----- | z | ----- | z | ----- | z | 58.87 | g | |||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.60 | i | 76.50 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.50 | k | |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | 66.95 | ----- | z | 80.55 | 77.13 | 74.76 | a | 61.06 | 49.73 | f | 45.35 | d | 67.63 | f | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.63 | 46.88 | 51.51 | 58.59 | 66.41 | 75.20 | 77.29 | 74.58 | 71.08 | 61.96 | 49.63 | 43.88 | 60.06 | |||||||||||||
S.D. | 3.49 | 3.58 | 2.61 | 2.56 | 3.14 | 1.96 | 1.59 | 1.58 | 1.67 | 1.71 | 3.06 | 2.38 | 1.16 | |||||||||||||
SKEW | -0.23 | -1.23 | 1.10 | -0.82 | -0.49 | 0.00 | -0.01 | 0.05 | 0.53 | -0.41 | 1.28 | 0.54 | -0.08 | |||||||||||||
MAX | 48.40 | 52.02 | 57.27 | 62.62 | 71.29 | 79.32 | 80.55 | 77.30 | 74.76 | 64.56 | 56.71 | 48.83 | 61.41 | |||||||||||||
MIN | 36.79 | 37.21 | 48.14 | 52.48 | 59.97 | 70.83 | 74.50 | 71.35 | 68.69 | 58.13 | 46.48 | 41.02 | 58.59 | |||||||||||||
YRS | 12 | 14 | 16 | 14 | 15 | 17 | 20 | 18 | 16 | 15 | 12 | 12 | 5 |