YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 80.80 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 80.80 | k | |
1928 | ----- | z | ----- | z | 56.19 | ----- | z | ----- | z | ----- | z | ----- | z | 77.55 | 73.17 | 65.32 | ----- | z | 41.48 | 62.74 | g | |||||
1929 | ----- | z | 44.71 | ----- | z | 61.97 | 67.72 | a | 80.15 | 79.16 | ----- | z | ----- | z | 61.52 | 44.38 | 42.76 | 60.30 | d | |||||||
1930 | 42.24 | 50.61 | 50.98 | 65.22 | 65.65 | 78.92 | 80.34 | 77.21 | 72.57 | 62.71 | 47.95 | 40.58 | 61.25 | |||||||||||||
1931 | 40.47 | 45.48 | 52.13 | 57.55 | 69.42 | 77.70 | 77.66 | ----- | z | 75.35 | ----- | z | 51.67 | 38.71 | 58.61 | b | ||||||||||
1932 | 38.47 | 50.66 | 50.68 | 62.35 | 69.11 | 78.83 | 80.87 | 80.76 | 75.15 | 62.77 | a | 51.12 | 42.05 | a | 61.90 | |||||||||||
1933 | 41.44 | 44.12 | 57.81 | 57.78 | 72.48 | 85.05 | 84.61 | 81.29 | 76.82 | 65.42 | 52.82 | 47.69 | 63.94 | |||||||||||||
1934 | 43.58 | 54.43 | 59.27 | 69.65 | 78.56 | 84.63 | 85.94 | 84.16 | 76.22 | a | 69.69 | ----- | z | ----- | z | 70.61 | b | |||||||||
1935 | 45.27 | 46.41 | 55.89 | 63.33 | 66.23 | 80.17 | 82.92 | 79.42 | 72.00 | 64.19 | 49.73 | 44.05 | 62.47 | |||||||||||||
1936 | 44.13 | 49.62 | 55.31 | 63.78 | 72.45 | 80.87 | 81.34 | 80.18 | 72.50 | 61.52 | 47.95 | 43.73 | 62.78 | |||||||||||||
1937 | 39.40 | 46.18 | 50.37 | 62.05 | 71.34 | 79.52 | 83.47 | 81.87 | 72.65 | 63.62 | g | 49.91 | h | 46.86 | c | 63.37 | b | |||||||||
1938 | 43.14 | f | 49.87 | e | 54.10 | 59.91 | c | 68.92 | f | 77.62 | i | 78.62 | k | 80.06 | d | 71.74 | e | 65.98 | e | 50.26 | e | 50.42 | e | 60.29 | d | |
1939 | 44.14 | f | 42.72 | e | 56.67 | e | 63.54 | e | 71.37 | d | 81.29 | d | 82.42 | f | 78.65 | d | 75.40 | e | 64.40 | e | 53.72 | e | 47.73 | e | 63.55 | b |
1940 | 42.13 | e | 47.06 | e | 55.63 | e | 62.90 | d | 72.25 | e | 78.42 | d | 82.00 | e | 79.11 | c | 75.02 | f | 64.06 | d | 47.90 | e | 48.42 | e | 61.81 | a |
1941 | 44.02 | e | 50.65 | e | 53.42 | e | 57.64 | a | 70.31 | 75.27 | 79.60 | 77.87 | 73.17 | 62.56 | 51.57 | 45.53 | 61.80 | |||||||||
1942 | 47.06 | 46.18 | 51.65 | 61.30 | 70.47 | 81.65 | 83.53 | 79.06 | 73.45 | 64.56 | 54.37 | 47.55 | 63.40 | |||||||||||||
1943 | 45.84 | 51.04 | 56.08 | 65.63 | 72.45 | 78.28 | 81.18 | 81.73 | 74.29 | d | 61.39 | d | 49.63 | 43.48 | 63.42 | |||||||||||
1944 | 39.34 | 47.71 | 53.13 | 58.47 | 65.18 | 77.58 | 80.89 | 78.31 | 76.67 | ----- | z | 56.00 | 45.95 | 61.75 | a | |||||||||||
1945 | 45.63 | 50.91 | 50.63 | 59.93 | 70.77 | 78.40 | 80.77 | 80.53 | 74.53 | 61.55 | 51.02 | 43.06 | 62.31 | |||||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.79 | 48.14 | 54.11 | 61.94 | 70.36 | 79.85 | 81.62 | 79.86 | 74.10 | 63.84 | 50.67 | 44.71 | 62.59 | |||||||||||||
S.D. | 2.71 | 3.12 | 2.75 | 3.25 | 3.29 | 2.46 | 2.17 | 1.85 | 1.68 | 2.25 | 2.95 | 3.16 | 0.88 | |||||||||||||
SKEW | -0.10 | 0.10 | 0.13 | 0.49 | 0.49 | 0.56 | 0.25 | 0.58 | 0.24 | 1.05 | -0.20 | -0.05 | 0.08 | |||||||||||||
MAX | 47.06 | 54.43 | 59.27 | 69.65 | 78.56 | 85.05 | 85.94 | 84.16 | 76.82 | 69.69 | 56.00 | 50.42 | 63.94 | |||||||||||||
MIN | 38.47 | 42.72 | 50.37 | 57.55 | 65.18 | 75.27 | 77.66 | 77.21 | 71.74 | 61.39 | 44.38 | 38.71 | 61.25 | |||||||||||||
YRS | 14 | 17 | 17 | 17 | 16 | 17 | 15 | 16 | 16 | 15 | 15 | 17 | 9 |