YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.71 | b | 79.83 | b | 76.93 | d | 69.10 | i | 71.00 | r | ----- | z | ----- | z | 78.49 | i |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.82 | b | 79.44 | d | 77.64 | f | 78.70 | ----- | z | ----- | z | ----- | z | 80.66 | i | |
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 | 62.14 | b | 74.23 | 82.43 | 86.13 | 82.13 | 73.97 | a | 63.00 | 54.32 | b | 51.97 | 70.03 | c | ||||||
1940 | ----- | z | 47.19 | m | 56.27 | e | 61.00 | a | 73.73 | e | 82.89 | b | 85.63 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.91 | g |
1941 | ----- | z | ----- | z | 52.40 | f | 52.40 | 69.52 | 75.67 | 82.10 | a | 79.32 | 74.20 | 58.94 | 52.50 | 45.10 | 65.53 | c | ||||||||
1942 | 43.55 | 42.43 | ----- | z | 58.92 | d | 70.42 | 81.13 | 85.77 | 79.74 | 76.03 | 62.19 | 57.07 | b | 48.64 | c | 64.17 | a | ||||||||
1943 | 45.20 | a | 47.77 | f | 54.57 | a | 66.53 | 73.29 | 79.53 | 85.03 | a | 79.48 | 77.17 | 65.27 | a | 54.50 | 40.83 | a | 65.58 | a | ||||||
1944 | 43.34 | b | 43.21 | e | 47.71 | g | 53.70 | g | 68.13 | 77.40 | 82.68 | 84.63 | a | 75.72 | a | ----- | z | 48.04 | c | ----- | z | 65.39 | d | |||
1945 | 38.80 | p | 47.19 | a | 47.88 | f | 58.26 | g | 68.61 | h | 77.87 | 81.94 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.00 | i | ||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | 44.86 | q | 51.25 | 56.41 | d | 63.48 | g | 75.50 | m | 78.57 | i | 83.71 | j | 77.97 | 76.63 | 65.42 | 43.12 | d | 43.75 | k | 61.80 | f | ||||
1948 | 45.92 | g | 42.54 | e | 46.48 | f | 63.66 | a | 73.00 | a | 80.40 | 85.74 | 80.84 | 78.63 | 65.03 | a | 50.80 | j | 45.35 | e | 68.35 | c | ||||
1949 | 31.79 | b | 45.87 | e | 52.81 | e | 69.60 | j | 70.48 | 78.37 | 81.80 | a | 83.13 | a | 77.61 | b | 57.96 | g | 60.96 | g | 47.76 | f | 65.23 | d | ||
1950 | 44.23 | i | 52.36 | c | 55.40 | a | 65.10 | 69.52 | 82.15 | d | 79.13 | a | 81.65 | 72.54 | b | 75.29 | 60.13 | 55.00 | b | 68.02 | a | |||||
1951 | 45.84 | 49.16 | i | 50.50 | a | 60.17 | 69.97 | a | 79.47 | 85.13 | 79.35 | 79.77 | d | 64.61 | c | 50.37 | 42.06 | 64.29 | a | |||||||
1952 | 42.71 | 45.21 | 42.42 | 58.45 | a | 71.47 | a | 78.50 | 80.71 | 79.57 | c | 76.50 | 72.46 | e | 45.53 | 41.77 | 61.28 | |||||||||
1953 | 49.63 | a | 46.32 | 52.32 | 59.86 | a | 61.68 | 81.34 | a | 81.29 | 79.59 | b | 81.43 | b | 66.14 | b | 56.43 | b | 41.97 | 63.17 | ||||||
1954 | 47.03 | 53.50 | 49.74 | 66.21 | a | 73.17 | b | 79.13 | 82.87 | a | 78.00 | a | 75.52 | a | 68.97 | 58.00 | a | 46.06 | 64.85 | |||||||
1955 | 38.74 | 41.68 | 52.67 | a | 59.20 | 67.55 | 77.07 | 79.16 | 77.23 | a | 78.54 | b | 69.00 | c | 52.19 | c | 49.59 | i | 63.00 | a | ||||||
1956 | 48.96 | h | 42.08 | c | 56.71 | g | 57.43 | g | 72.71 | 85.79 | k | 81.55 | 78.34 | b | 82.14 | h | 66.25 | g | 51.58 | k | 48.12 | n | 68.67 | h | ||
1957 | 42.22 | h | 52.46 | b | 53.00 | c | 58.39 | b | 64.50 | a | 80.27 | 81.77 | 80.29 | 79.10 | 58.97 | a | 46.54 | b | 49.93 | b | 64.11 | a | ||||
1958 | 43.45 | b | 48.54 | b | 44.04 | c | 57.71 | b | 74.83 | a | 81.70 | 84.97 | 80.42 | 70.43 | b | 63.03 | 50.80 | 54.13 | 62.84 | |||||||
1959 | 49.84 | 44.08 | c | 55.03 | a | 62.96 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.98 | h | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.74 | 46.58 | 51.94 | 60.85 | 70.48 | 79.89 | 82.63 | 79.92 | 76.62 | 65.59 | 52.11 | 46.90 | 63.03 | |||||||||||||
S.D. | 5.08 | 4.14 | 4.38 | 3.72 | 3.54 | 2.19 | 2.40 | 2.01 | 2.77 | 4.63 | 5.04 | 4.98 | 1.47 | |||||||||||||
SKEW | -1.08 | 0.45 | -1.15 | -0.32 | -1.01 | -0.01 | 0.08 | 0.66 | -0.47 | 0.52 | -0.19 | 0.36 | 0.07 | |||||||||||||
MAX | 49.84 | 53.50 | 56.41 | 66.53 | 74.83 | 83.82 | 86.13 | 84.63 | 81.43 | 75.29 | 60.13 | 55.00 | 64.85 | |||||||||||||
MIN | 31.79 | 41.68 | 42.42 | 52.40 | 61.68 | 75.67 | 79.13 | 76.93 | 70.43 | 58.94 | 43.12 | 40.83 | 61.28 | |||||||||||||
YRS | 11 | 15 | 13 | 15 | 17 | 19 | 20 | 18 | 17 | 14 | 14 | 12 | 4 |