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 | 25.34 | 27.04 | 35.61 | 45.40 | 55.97 | 59.63 | 67.58 | 67.90 | 56.78 | 47.33 | a | 43.65 | 27.08 | 46.61 | ||||||||||||
1914 | 34.53 | 31.68 | 38.34 | 45.67 | 54.16 | 63.48 | 64.23 | 64.08 | 59.85 | 49.05 | a | 40.28 | 24.76 | 47.51 | ||||||||||||
1915 | 26.03 | 29.55 | r | 35.76 | n | 44.44 | f | 52.40 | u | 52.75 | j | ----- | z | 62.19 | b | 61.27 | ----- | z | ----- | z | ----- | z | 49.83 | i | ||
1916 | ----- | z | 40.95 | h | 45.08 | 48.12 | a | 57.38 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.19 | i | |
1917 | ----- | z | ----- | z | 32.98 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 58.84 | b | ----- | z | 44.33 | 39.31 | 43.87 | h | ||
1918 | 26.68 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 36.33 | a | 30.15 | 31.05 | i | ||
1919 | 28.95 | 30.20 | 37.60 | 48.70 | 55.35 | 61.87 | 69.02 | 66.66 | 61.67 | 48.23 | 35.97 | 33.87 | 48.17 | |||||||||||||
1920 | 34.76 | 33.36 | 35.70 | a | 39.93 | 53.35 | 59.15 | 64.61 | 60.59 | b | 56.25 | 46.70 | a | 33.78 | 27.34 | 45.46 | ||||||||||
1921 | 29.55 | 29.36 | 37.79 | 44.10 | 55.08 | 60.32 | 63.42 | 69.87 | 64.25 | 55.24 | 43.67 | 36.97 | a | 49.13 | ||||||||||||
1922 | 24.27 | 32.84 | 39.78 | a | 48.48 | 56.81 | 68.08 | 72.24 | 72.42 | 65.38 | 53.27 | 37.62 | 33.58 | a | 50.40 | |||||||||||
1923 | 33.52 | 31.23 | 36.05 | 48.22 | 57.79 | 66.32 | 71.66 | c | 66.55 | 60.08 | 46.10 | ----- | z | ----- | z | 51.75 | b | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 29.29 | 30.81 | 37.66 | 46.08 | 55.74 | 62.69 | 67.54 | 66.28 | 60.49 | 49.42 | 39.45 | 31.63 | 47.88 | |||||||||||||
S.D. | 4.09 | 2.17 | 3.40 | 3.02 | 1.55 | 3.44 | 3.60 | 3.92 | 3.06 | 3.49 | 4.09 | 5.14 | 1.77 | |||||||||||||
SKEW | 0.28 | -0.56 | 1.00 | -1.06 | -0.14 | 0.52 | 0.18 | 0.04 | 0.19 | 0.79 | 0.01 | 0.14 | 0.07 | |||||||||||||
MAX | 34.76 | 33.36 | 45.08 | 48.70 | 57.79 | 68.08 | 72.24 | 72.42 | 65.38 | 55.24 | 44.33 | 39.31 | 50.40 | |||||||||||||
MIN | 24.27 | 27.04 | 32.98 | 39.93 | 53.35 | 59.15 | 63.42 | 60.59 | 56.25 | 46.10 | 33.78 | 24.76 | 45.46 | |||||||||||||
YRS | 9 | 7 | 9 | 8 | 8 | 7 | 7 | 8 | 9 | 7 | 8 | 8 | 6 |