YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1910 | ----- | z | ----- | z | ----- | z | 66.90 | a | 72.13 | 81.43 | 92.84 | 87.28 | b | 77.75 | b | 63.83 | s | 46.27 | d | 36.16 | 70.09 | d | ||||
1911 | 34.39 | 34.41 | a | 53.27 | a | 57.59 | a | 60.81 | j | 75.21 | k | 88.33 | a | 84.64 | c | 73.03 | a | 61.45 | b | 44.15 | c | 36.93 | c | 56.82 | b | |
1912 | 32.32 | c | 38.28 | 46.70 | a | 60.79 | a | 68.50 | a | ----- | z | 85.12 | f | 81.55 | b | 71.31 | d | 59.24 | b | 48.31 | a | 36.00 | 54.30 | b | ||
1913 | 31.35 | e | 37.24 | c | 40.39 | 58.37 | c | 69.76 | b | 74.53 | ----- | z | 88.13 | 79.11 | b | 58.10 | a | 46.93 | b | 36.42 | 56.39 | a | ||||
1914 | 36.53 | a | 38.26 | a | 53.94 | 60.67 | 74.29 | 75.67 | c | 89.87 | a | 89.42 | 75.25 | b | 65.90 | a | 54.24 | a | 32.26 | 62.19 | ||||||
1915 | 30.03 | b | 42.86 | 54.10 | a | ----- | z | 63.87 | p | 73.96 | e | 83.50 | e | 96.23 | ----- | z | ----- | z | ----- | z | ----- | z | 63.45 | f | ||
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 | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | 75.07 | b | 75.80 | 87.84 | 87.13 | 81.18 | b | 72.81 | 43.63 | 37.00 | h | 74.78 | e | |||||
1945 | 34.45 | 41.96 | 47.61 | 56.60 | 69.48 | 73.43 | 92.48 | 91.07 | a | 73.43 | 67.94 | 42.93 | 35.55 | 60.58 | ||||||||||||
1946 | 36.94 | 38.39 | 50.16 | 64.73 | 71.10 | 77.33 | 89.74 | 89.65 | 73.93 | 54.48 | 43.80 | 40.65 | 60.91 | |||||||||||||
1947 | 32.10 | 44.32 | 55.23 | 61.03 | 74.74 | 72.27 | 91.42 | 87.81 | 77.20 | 63.29 | 42.00 | 37.52 | 61.58 | |||||||||||||
1948 | 37.16 | 40.62 | 44.26 | 55.00 | 66.68 | 79.43 | 85.00 | 86.77 | 77.47 | 65.90 | 43.27 | 29.45 | 59.25 | |||||||||||||
1949 | 19.13 | 35.29 | 49.45 | 67.73 | 74.97 | a | 81.17 | 91.74 | 91.71 | 82.17 | 59.00 | 53.97 | 36.26 | 61.88 | ||||||||||||
1950 | 28.55 | 38.04 | 44.77 | 59.60 | 68.45 | 77.33 | 89.23 | 90.32 | 78.93 | 65.26 | 48.23 | 39.03 | 60.65 | |||||||||||||
1951 | 32.81 | 39.39 | 44.45 | 65.70 | 70.35 | 76.13 | 93.29 | 88.10 | 80.10 | 57.65 | 44.53 | 32.90 | 60.45 | |||||||||||||
1952 | 31.60 | a | 33.90 | 43.39 | 63.47 | 72.29 | 77.67 | 89.97 | 89.42 | 84.77 | 74.52 | 45.13 | 35.58 | 61.81 | ||||||||||||
1953 | 41.74 | 43.00 | 51.37 | a | 58.07 | 64.74 | 72.87 | 92.81 | 90.45 | ----- | z | ----- | z | 44.77 | q | 36.35 | k | 64.38 | d | |||||||
1954 | 39.15 | e | 44.43 | 49.10 | 60.80 | 74.10 | a | 74.53 | 92.37 | a | 84.77 | 78.20 | 66.12 | g | 56.53 | ----- | z | 65.40 | b | |||||||
1955 | 30.55 | i | 34.14 | f | 39.24 | b | 52.53 | 65.71 | n | 80.23 | 86.16 | 93.77 | 80.10 | 65.65 | ----- | z | ----- | z | 71.10 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.22 | 39.36 | 47.96 | 60.60 | 71.11 | 76.49 | 89.79 | 88.79 | 77.75 | 63.66 | 46.93 | 35.75 | 61.03 | |||||||||||||
S.D. | 5.28 | 3.43 | 4.94 | 4.29 | 3.21 | 2.91 | 2.98 | 3.41 | 3.64 | 5.78 | 4.55 | 2.89 | 0.92 | |||||||||||||
SKEW | -0.99 | -0.01 | -0.17 | 0.02 | -0.36 | 0.34 | -0.70 | 0.07 | -0.03 | 0.33 | 1.01 | -0.55 | -0.54 | |||||||||||||
MAX | 41.74 | 44.43 | 55.23 | 67.73 | 75.07 | 81.43 | 93.29 | 96.23 | 84.77 | 74.52 | 56.53 | 40.65 | 62.19 | |||||||||||||
MIN | 19.13 | 33.90 | 39.24 | 52.53 | 64.74 | 72.27 | 83.50 | 81.55 | 71.31 | 54.48 | 42.00 | 29.45 | 59.25 | |||||||||||||
YRS | 15 | 15 | 16 | 16 | 15 | 16 | 16 | 18 | 16 | 14 | 15 | 13 | 9 |