YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1900 | 38.25 | e | 36.46 | 49.37 | 52.27 | 60.65 | 68.20 | 73.52 | 70.63 | a | 62.48 | 51.77 | a | ----- | z | 30.85 | n | 56.36 | b | |||||||
1901 | 32.47 | a | 34.46 | 40.10 | 47.65 | ----- | z | ----- | z | 70.63 | 69.26 | 62.42 | 51.05 | a | 42.70 | 36.06 | 48.68 | b | ||||||||
1902 | 33.58 | a | 37.27 | 36.33 | a | 51.19 | a | 56.38 | a | 67.50 | 66.63 | 65.82 | ----- | z | ----- | z | ----- | z | ----- | z | 51.84 | d | ||||
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.89 | 35.77 | 35.44 | 40.36 | i | |||
1930 | 27.15 | 38.18 | 38.23 | c | 50.60 | 50.92 | 66.93 | 66.16 | 64.73 | 57.38 | 48.44 | 35.05 | a | 26.95 | 47.56 | |||||||||||
1931 | 29.32 | 34.16 | 39.76 | 47.55 | 54.89 | 63.82 | 67.89 | 65.28 | h | 58.45 | 52.08 | 34.33 | 24.27 | 46.05 | a | |||||||||||
1932 | 21.53 | 33.71 | 34.69 | 42.60 | 48.52 | 58.62 | 61.98 | 59.90 | 53.37 | ----- | z | 35.62 | 20.65 | 42.83 | a | |||||||||||
1933 | 20.71 | 23.59 | 37.42 | 38.10 | ----- | z | 59.90 | 64.03 | 60.85 | 57.88 | ----- | z | ----- | z | 29.27 | r | 45.31 | d | ||||||||
1934 | 23.05 | 30.73 | 40.85 | 42.97 | 54.82 | 57.85 | 63.71 | 61.97 | 54.57 | 46.56 | 34.48 | 27.95 | a | 44.96 | ||||||||||||
1935 | 30.02 | 29.78 | a | 33.81 | 41.92 | 43.98 | 58.25 | 60.94 | 59.20 | a | 52.88 | a | 45.13 | 32.42 | 24.92 | 42.77 | ||||||||||
1936 | 22.21 | 29.95 | a | 36.66 | 42.45 | b | 50.35 | a | 58.83 | 61.73 | 61.17 | b | 53.97 | 44.66 | 31.05 | 26.92 | a | 43.33 | ||||||||
1937 | 17.63 | a | 28.66 | 31.92 | 41.82 | ----- | z | ----- | z | 71.65 | 67.42 | 52.95 | 45.10 | 27.73 | o | 23.94 | 42.34 | c | ||||||||
1938 | 26.31 | 36.77 | 40.58 | 45.90 | 56.19 | 61.40 | 64.61 | 60.29 | ----- | z | ----- | z | ----- | z | ----- | z | 49.01 | d | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.85 | 32.81 | 38.31 | 45.42 | 52.97 | 62.13 | 66.12 | 63.75 | 56.63 | 48.30 | 35.18 | 27.45 | 44.65 | |||||||||||||
S.D. | 6.11 | 4.34 | 4.48 | 4.46 | 5.00 | 4.13 | 4.10 | 4.03 | 3.69 | 3.02 | 3.44 | 5.17 | 2.15 | |||||||||||||
SKEW | 0.29 | -0.64 | 1.03 | 0.14 | -0.32 | 0.44 | 0.48 | 0.50 | 0.55 | 0.01 | 1.25 | 0.71 | 0.60 | |||||||||||||
MAX | 38.25 | 38.18 | 49.37 | 52.27 | 60.65 | 68.20 | 73.52 | 70.63 | 62.48 | 52.08 | 42.70 | 36.06 | 47.56 | |||||||||||||
MIN | 17.63 | 23.59 | 31.92 | 38.10 | 43.98 | 57.85 | 60.94 | 59.20 | 52.88 | 44.66 | 31.05 | 20.65 | 42.77 | |||||||||||||
YRS | 12 | 12 | 12 | 12 | 9 | 10 | 12 | 11 | 10 | 9 | 8 | 9 | 4 |