YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.47 | 74.88 | e | 73.65 | ----- | z | 55.00 | 46.84 | 65.77 | g | ||||
1917 | 46.00 | 48.71 | 52.75 | a | 60.47 | 63.61 | 78.07 | 79.06 | 78.08 | 74.55 | a | 69.29 | 61.26 | c | 54.52 | 63.86 | ||||||||||
1918 | 46.53 | 54.09 | 58.05 | 61.88 | a | 65.02 | 80.50 | 79.27 | 77.53 | 77.05 | 68.21 | 52.18 | 45.29 | 63.80 | ||||||||||||
1919 | 46.23 | 45.45 | 52.84 | 62.29 | a | 67.31 | 77.45 | 75.00 | 76.73 | 72.08 | 60.52 | 52.33 | ----- | z | 62.57 | a | ||||||||||
1920 | ----- | z | ----- | z | ----- | z | ----- | z | 68.00 | a | 75.72 | 80.83 | b | 74.75 | a | ----- | z | ----- | z | ----- | z | ----- | z | 74.82 | h | |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 77.02 | a | 73.23 | 74.33 | 67.18 | 55.35 | g | ----- | z | 72.94 | h | |||
1922 | ----- | z | ----- | z | 54.25 | o | 57.22 | c | 68.13 | e | 78.00 | 77.71 | 76.97 | 75.04 | e | 66.72 | h | 49.72 | n | ----- | z | 72.18 | f | |||
1923 | ----- | z | ----- | z | ----- | z | 59.45 | j | 70.66 | b | 75.57 | 76.48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 74.24 | i | ||
1924 | ----- | z | 47.45 | 46.39 | 53.71 | w | ----- | z | ----- | z | ----- | z | 79.73 | e | 76.68 | 69.55 | k | 64.08 | r | 49.79 | e | 60.01 | g | |||
1925 | 48.88 | c | 55.30 | m | 59.62 | a | 65.38 | d | 74.07 | h | 76.37 | g | 79.13 | d | 75.45 | b | 75.10 | j | 63.66 | 51.91 | b | 46.41 | c | 61.30 | d | |
1926 | 43.55 | c | 51.88 | c | 54.27 | a | 58.62 | b | 68.12 | b | 79.93 | 79.42 | a | 78.32 | 77.02 | f | 67.52 | c | 58.83 | 45.77 | 62.39 | a | ||||
1927 | 54.24 | 53.27 | b | 53.19 | 61.33 | 71.90 | 78.18 | ----- | z | 77.15 | e | 73.67 | 68.21 | 60.65 | g | 45.29 | 63.64 | b | ||||||||
1928 | 50.96 | d | 49.38 | 58.55 | 62.05 | 71.35 | 80.07 | 82.10 | 77.08 | 77.55 | 67.78 | a | 54.72 | a | 48.16 | 64.98 | ||||||||||
1929 | 46.18 | a | 45.84 | c | 53.57 | c | 59.83 | d | 71.24 | h | 79.82 | 77.50 | a | 75.66 | 74.35 | c | 67.78 | b | 53.24 | c | 54.53 | a | 62.57 | a | ||
1930 | 47.67 | d | 55.43 | a | 52.77 | 66.63 | 67.39 | c | 77.95 | 78.19 | 78.08 | a | 74.84 | a | 65.42 | a | 53.07 | 47.23 | c | 63.72 | ||||||
1931 | 46.75 | a | 48.16 | 53.87 | d | 60.88 | d | 67.88 | b | 74.95 | 78.52 | a | 73.43 | a | 72.83 | 66.70 | a | 51.59 | a | 47.61 | c | 61.93 | ||||
1932 | 43.00 | a | 53.24 | 57.00 | 64.66 | a | 70.13 | 78.27 | 78.18 | a | 78.10 | a | 76.40 | a | 64.27 | 60.17 | a | 45.55 | c | 64.08 | ||||||
1933 | 45.23 | 44.62 | c | 58.04 | f | 58.68 | 65.59 | b | 78.83 | 81.13 | 79.23 | 76.58 | 69.19 | 59.05 | a | 52.87 | 64.64 | a | ||||||||
1934 | 47.98 | b | 53.86 | 62.55 | a | 65.67 | 74.69 | 76.91 | a | 80.90 | 75.30 | a | 76.28 | 70.88 | b | 56.64 | a | 50.95 | a | 66.05 | ||||||
1935 | 50.08 | f | 49.46 | b | 53.50 | b | 62.38 | a | 66.31 | 80.40 | 80.65 | 75.68 | a | 72.78 | 66.61 | 53.47 | 48.21 | 64.50 | a | |||||||
1936 | 48.47 | a | 48.83 | 56.76 | 64.92 | 73.61 | 81.38 | 81.37 | 77.61 | 72.77 | 66.13 | 55.98 | 48.03 | a | 64.66 | |||||||||||
1937 | 38.17 | a | 50.48 | 52.98 | 61.62 | b | 71.84 | 77.78 | 79.89 | 78.69 | 75.05 | 69.06 | 58.95 | a | 51.19 | 63.81 | ||||||||||
1938 | 49.33 | b | 50.62 | 53.39 | 62.57 | a | 70.08 | a | 78.52 | 77.03 | 76.34 | 75.38 | b | 67.06 | 54.36 | a | 51.12 | a | 63.82 | |||||||
1939 | 46.07 | a | 40.41 | a | 55.52 | 64.87 | 71.16 | 80.30 | 79.44 | 76.90 | a | 72.87 | 64.85 | 57.95 | 53.68 | 63.67 | ||||||||||
1940 | 49.32 | 48.69 | 57.26 | 61.90 | 72.85 | 79.00 | 81.05 | 78.48 | 74.18 | 66.74 | 53.85 | 52.84 | b | 64.68 | ||||||||||||
1941 | 46.35 | d | 50.20 | 51.90 | 55.07 | 68.71 | 76.53 | 80.47 | a | 76.26 | 73.13 | 62.97 | 57.82 | 49.24 | 62.39 | |||||||||||
1942 | 49.71 | 47.93 | 52.10 | 59.80 | 69.27 | 79.28 | 82.56 | 77.56 | 75.22 | 64.16 | 59.25 | 51.74 | 64.05 | |||||||||||||
1943 | 49.15 | a | 54.36 | 56.50 | a | 65.63 | 71.47 | a | 77.85 | 80.85 | 74.85 | 75.98 | 66.60 | 58.57 | a | 47.24 | 64.92 | |||||||||
1944 | 46.48 | 45.65 | b | 52.03 | 58.22 | 67.92 | a | 75.62 | a | 80.68 | 79.73 | a | 73.85 | 69.05 | a | 50.81 | a | 49.65 | 62.47 | |||||||
1945 | 46.89 | 50.04 | a | 49.60 | 59.50 | 69.44 | 75.22 | 80.18 | 75.74 | 75.18 | 67.11 | 57.77 | 48.69 | 62.95 | ||||||||||||
1946 | 45.00 | 50.09 | 55.74 | 66.97 | 68.24 | 81.80 | 78.44 | 76.19 | 75.20 | 62.03 | 51.83 | 54.19 | 63.81 | |||||||||||||
1947 | 45.11 | 55.36 | 55.44 | 61.62 | 72.08 | 76.80 | 82.06 | 75.89 | 77.45 | 67.03 | a | 50.67 | 45.75 | a | 63.77 | |||||||||||
1948 | 49.48 | a | 47.47 | 49.58 | 64.00 | a | 71.79 | 78.87 | 80.87 | 78.27 | 76.68 | 65.84 | 52.03 | 50.27 | 63.76 | |||||||||||
1949 | 37.32 | 46.34 | 54.11 | 62.68 | 69.35 | 78.43 | 78.13 | 79.00 | 77.30 | 63.11 | 63.15 | 48.52 | 63.12 | |||||||||||||
1950 | 48.94 | 54.30 | 56.71 | 66.87 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.70 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.75 | 49.71 | 54.43 | 62.14 | 69.45 | 78.27 | 79.46 | 76.88 | 74.96 | 66.38 | 55.59 | 49.35 | 63.82 | |||||||||||||
S.D. | 3.45 | 3.62 | 3.27 | 3.02 | 2.63 | 1.82 | 1.80 | 1.69 | 1.58 | 2.40 | 3.50 | 2.94 | 0.94 | |||||||||||||
SKEW | -0.88 | -0.30 | 0.06 | -0.22 | -0.14 | -0.07 | -0.38 | -0.25 | -0.01 | -0.54 | 0.33 | 0.34 | 0.12 | |||||||||||||
MAX | 54.24 | 55.43 | 62.55 | 66.97 | 74.69 | 81.80 | 82.56 | 79.73 | 77.55 | 70.88 | 63.15 | 54.53 | 66.05 | |||||||||||||
MIN | 37.32 | 40.41 | 46.39 | 55.07 | 63.61 | 74.95 | 75.00 | 73.23 | 72.08 | 60.52 | 50.67 | 45.29 | 61.93 | |||||||||||||
YRS | 28 | 29 | 29 | 30 | 29 | 30 | 32 | 33 | 30 | 29 | 28 | 29 | 21 |