YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 79.97 | 82.58 | 82.16 | 77.37 | 73.15 | r | 53.22 | l | 45.19 | 73.45 | g | |||||
1916 | 44.06 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 77.32 | 68.72 | a | 62.23 | ----- | z | 55.62 | r | 69.42 | i | ||
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | 42.33 | a | 50.14 | 59.32 | 64.83 | 75.45 | 91.43 | 88.13 | 86.48 | 83.70 | 71.61 | 57.90 | a | 42.94 | 67.86 | |||||||||||
1919 | 38.29 | 42.75 | 57.84 | 68.57 | 74.94 | 87.17 | a | ----- | z | ----- | z | ----- | z | ----- | z | 53.50 | h | 43.60 | a | 59.02 | e | |||||
1920 | 43.30 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.30 | k |
1921 | ----- | z | ----- | z | ----- | z | 63.60 | e | 73.19 | e | 81.48 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.40 | j |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 85.79 | p | 93.14 | b | ----- | z | ----- | z | 60.26 | 56.33 | ----- | z | 69.91 | i | ||
1924 | 45.68 | 59.63 | b | ----- | z | 66.97 | ----- | z | 89.66 | a | 91.00 | r | ----- | z | ----- | z | ----- | z | 61.86 | b | 42.96 | e | 61.12 | f | ||
1925 | 47.31 | o | 61.33 | g | 64.29 | g | ----- | z | ----- | z | 49.89 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | 64.00 | y | 72.70 | a | ----- | z | ----- | z | 87.48 | 82.24 | e | 72.90 | 58.79 | a | 43.39 | 69.58 | f | |||
1927 | 51.42 | 54.79 | d | 52.19 | 64.34 | a | 77.76 | b | 79.89 | b | 85.20 | a | 81.80 | a | 75.48 | a | 68.74 | 58.83 | 39.03 | 65.79 | ||||||
1928 | 41.97 | 40.76 | 47.13 | a | 60.57 | b | 71.19 | 82.23 | 87.41 | b | 82.65 | 81.00 | 68.32 | ----- | z | ----- | z | 66.32 | b | |||||||
1929 | ----- | z | 41.50 | 50.48 | 60.35 | j | 73.44 | f | 83.12 | d | ----- | z | 80.88 | g | 76.00 | g | 69.39 | c | 57.24 | e | 54.84 | f | 60.35 | g | ||
1930 | 39.62 | e | 54.19 | a | 54.77 | a | 67.89 | c | 71.11 | c | 84.29 | m | 82.39 | m | 83.52 | f | 78.38 | a | 67.10 | b | 50.85 | d | 44.14 | c | 58.67 | c |
1931 | 43.79 | b | 48.04 | d | 53.36 | i | 65.70 | j | 70.56 | d | 83.78 | c | 87.62 | j | 83.23 | e | 78.50 | d | 69.35 | h | 48.84 | e | 31.63 | d | 61.05 | d |
1932 | 33.52 | d | 47.96 | c | 54.83 | h | 67.36 | s | 71.84 | l | 80.50 | h | 86.87 | h | 84.32 | f | 76.87 | g | 63.20 | k | 57.62 | f | 37.15 | d | 39.54 | i |
1933 | 37.72 | f | 36.48 | g | 57.56 | m | 57.55 | s | 68.59 | n | 84.82 | m | 87.95 | k | 83.95 | l | 82.10 | j | 69.07 | q | 61.83 | l | 51.95 | l | ----- | z |
1934 | 50.45 | k | 56.74 | i | 64.64 | i | 69.42 | k | 80.00 | k | 82.53 | m | 90.22 | m | 85.76 | j | 77.78 | g | 71.09 | i | 55.91 | h | 46.29 | c | 46.29 | k |
1935 | 46.00 | f | 48.09 | f | 55.55 | k | 61.76 | e | 65.94 | o | 83.12 | f | 88.21 | q | 83.00 | h | 78.00 | f | 66.18 | n | 51.67 | f | 44.56 | f | 61.76 | k |
1936 | 45.29 | j | 46.58 | c | 58.92 | f | 64.04 | g | 78.50 | o | 85.22 | c | 86.43 | j | 82.71 | g | 75.30 | c | 67.39 | m | 53.96 | e | 46.84 | l | 65.26 | h |
1937 | 30.43 | h | 41.93 | n | 52.05 | l | 65.79 | f | 73.50 | e | 82.67 | o | 85.48 | b | 87.18 | i | 81.32 | k | 70.47 | n | 60.00 | 46.57 | a | 66.39 | h | |
1938 | 46.10 | 45.25 | 52.72 | b | 63.57 | 69.83 | a | 81.97 | 85.26 | ----- | z | 76.03 | 69.32 | 51.40 | 49.03 | a | 62.77 | a | ||||||||
1939 | 45.17 | b | 38.57 | 54.42 | 65.27 | 74.48 | 83.40 | 88.65 | 85.74 | 77.37 | 67.73 | a | 58.14 | a | 53.07 | b | 66.00 | |||||||||
1940 | 43.77 | a | 46.76 | 57.70 | a | 63.67 | 74.55 | 84.03 | 88.10 | 83.97 | 75.73 | 68.00 | 51.20 | 44.94 | 65.20 | |||||||||||
1941 | 41.52 | 47.86 | 53.48 | 56.07 | 72.97 | a | 77.87 | 85.58 | 83.55 | 77.40 | 64.45 | 59.23 | 53.50 | a | 64.46 | |||||||||||
1942 | 50.68 | 52.29 | 57.03 | 63.07 | 72.90 | 84.33 | 89.87 | 85.65 | 82.70 | 75.29 | ----- | z | ----- | z | 71.38 | b | ||||||||||
1943 | 57.45 | ----- | z | ----- | z | 73.96 | f | 78.29 | 84.33 | 89.93 | q | 87.55 | k | 80.10 | a | 69.77 | ----- | z | ----- | z | 73.99 | g | ||||
1944 | ----- | z | ----- | z | ----- | z | ----- | z | 74.29 | x | 85.21 | a | ----- | z | 84.21 | b | 75.50 | 65.42 | 46.41 | a | 43.20 | a | 66.66 | f | ||
1945 | ----- | z | 50.19 | g | 51.82 | n | ----- | z | ----- | z | ----- | z | 84.14 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 87.00 | t | 86.29 | 81.58 | 77.73 | 64.39 | 49.57 | 50.81 | 68.39 | f | ||||||
1947 | 37.89 | d | 52.58 | i | 56.00 | 62.87 | 74.52 | 80.52 | a | 90.19 | 82.50 | a | 80.77 | 69.26 | 45.36 | e | 41.31 | e | 65.56 | a | ||||||
1948 | 45.35 | 45.96 | f | 45.39 | 66.13 | 72.67 | p | 81.48 | c | 87.58 | 86.19 | 81.81 | c | 66.42 | 50.96 | c | 45.29 | 65.66 | b | |||||||
1949 | 34.16 | 43.87 | e | 54.93 | d | 65.30 | 71.19 | 80.72 | a | 86.00 | 85.81 | e | 81.79 | p | 64.65 | 62.50 | 42.84 | 62.91 | a | |||||||
1950 | 44.26 | 50.29 | 54.71 | 67.30 | 71.79 | c | 85.41 | a | 86.16 | 88.13 | 78.93 | 79.35 | 60.50 | 54.03 | 68.41 | |||||||||||
1951 | 46.67 | a | 46.61 | 53.77 | 61.87 | 73.32 | 84.30 | 92.97 | 87.23 | 83.23 | 66.71 | 50.30 | 40.68 | 65.64 | ||||||||||||
1952 | 42.55 | 45.59 | 46.90 | a | 63.73 | 74.58 | 84.80 | 88.94 | 89.00 | 83.13 | 76.06 | 49.10 | 40.90 | 65.44 | ||||||||||||
1953 | 50.37 | a | 47.39 | 55.48 | 63.07 | 68.26 | 87.40 | 91.77 | 87.74 | 85.70 | 70.35 | 57.70 | 42.19 | 67.29 | ||||||||||||
1954 | 47.45 | 58.04 | 52.94 | 71.43 | 76.55 | 85.33 | 90.10 | b | 86.03 | 81.10 | 71.90 | 61.97 | 44.19 | 68.92 | ||||||||||||
1955 | 40.00 | 39.46 | 55.48 | 61.80 | 71.00 | 82.67 | 88.19 | 87.61 | 84.50 | 74.32 | 55.10 | 48.84 | 65.75 | |||||||||||||
1956 | 50.48 | 43.03 | 57.48 | 63.07 | 78.84 | 91.23 | 92.13 | 88.65 | 91.03 | 72.84 | 50.77 | 46.84 | 68.87 | |||||||||||||
1957 | 43.23 | 53.54 | 54.03 | 59.80 | 67.00 | 84.00 | 85.48 | 86.65 | 84.23 | 64.55 | 48.70 | 49.58 | 65.07 | |||||||||||||
1958 | 45.65 | 52.54 | 47.35 | 61.13 | 79.55 | 89.10 | 90.93 | b | 84.84 | 75.13 | 69.52 | 55.70 | 54.81 | 67.19 | ||||||||||||
1959 | 47.71 | 47.21 | 56.65 | 66.60 | 75.55 | 88.60 | 92.42 | 85.61 | 81.80 | 67.68 | 55.47 | 46.26 | 67.63 | |||||||||||||
1960 | 38.39 | 42.03 | 58.90 | 67.67 | 74.26 | 86.83 | 93.06 | 91.06 | 84.33 | 65.84 | 57.70 | 38.48 | 66.55 | |||||||||||||
1961 | 41.10 | 50.54 | 53.16 | 63.63 | 75.97 | 90.27 | 90.97 | 86.45 | 76.37 | 67.35 | 48.27 | 38.13 | 65.18 | |||||||||||||
1962 | 36.65 | 45.96 | 46.61 | 67.57 | 70.48 | 81.57 | 86.71 | 87.42 | 77.52 | a | 65.71 | 55.97 | 45.97 | 64.01 | ||||||||||||
1963 | 34.26 | 49.81 | a | 51.97 | 61.83 | 77.20 | a | 81.67 | 91.68 | 84.10 | 82.20 | 73.87 | 55.93 | 45.84 | 65.86 | |||||||||||
1964 | 42.35 | 42.97 | 48.35 | 59.63 | 74.06 | ----- | z | 90.13 | 84.71 | 76.67 | 73.71 | 49.30 | 42.29 | 62.20 | a | |||||||||||
1965 | 41.29 | 45.32 | 47.97 | 60.83 | 68.58 | 78.07 | 85.74 | 85.90 | 74.25 | b | 71.84 | 59.63 | 44.81 | 63.69 | ||||||||||||
1966 | 41.03 | 42.96 | 57.68 | 66.87 | 79.23 | 85.63 | 91.68 | 87.10 | 80.13 | 70.16 | 59.87 | 42.71 | 67.09 | |||||||||||||
1967 | 43.16 | 53.86 | 62.10 | 63.87 | 72.35 | 79.83 | 87.16 | 83.17 | a | 77.40 | 71.47 | a | 59.37 | 38.03 | a | 65.98 | ||||||||||
1968 | 37.68 | 51.48 | 54.68 | 59.37 | 72.26 | 86.37 | k | 86.04 | h | 80.00 | f | 77.83 | 69.03 | 50.53 | 39.10 | 56.88 | c | |||||||||
1969 | 46.03 | 45.14 | 50.16 | 65.93 | a | 74.00 | b | 80.65 | j | 87.95 | j | 86.35 | h | 79.27 | 61.13 | 51.47 | 47.58 | 57.86 | c | |||||||
1970 | 45.74 | 54.29 | 51.93 | b | 58.97 | 74.23 | 80.83 | f | 87.82 | i | 86.22 | h | 74.86 | a | 62.45 | 56.55 | a | 45.06 | 58.23 | c | ||||||
1971 | 47.19 | 49.36 | 58.26 | 63.17 | 70.75 | c | 84.26 | g | 88.90 | k | 84.50 | i | 76.73 | 63.74 | 53.63 | 40.65 | 58.16 | c | ||||||||
1972 | 48.48 | 55.45 | 64.68 | 67.03 | 73.78 | d | 82.77 | h | 85.79 | l | 84.30 | h | 76.79 | a | ----- | z | 46.43 | 40.78 | d | 59.18 | d | |||||
1973 | ----- | z | 43.57 | 46.94 | 58.25 | b | ----- | z | 81.57 | g | 84.25 | k | 82.45 | i | 76.55 | a | 68.94 | 54.93 | ----- | z | 58.20 | f | ||||
1974 | 39.45 | 48.52 | a | 61.77 | 63.50 | 74.90 | b | 89.75 | r | 84.90 | k | 82.18 | n | 75.81 | c | 65.86 | c | 53.97 | a | 40.33 | a | 58.23 | c | |||
1975 | 41.39 | c | 49.14 | f | 53.19 | d | 61.68 | h | 69.07 | d | 80.71 | m | 84.65 | n | 83.55 | i | 72.60 | 68.16 | 49.48 | a | 38.61 | c | 56.07 | e | ||
1976 | 41.24 | b | 50.25 | a | 54.66 | b | 63.67 | c | 72.61 | 81.90 | a | 85.15 | k | 82.90 | k | 76.38 | a | 63.79 | b | 53.48 | c | 43.17 | a | 60.11 | b | |
1977 | 37.82 | c | 50.52 | a | 52.93 | a | 66.31 | a | 70.11 | d | 85.62 | i | ----- | z | 82.27 | t | 78.48 | a | 68.93 | c | 53.38 | a | 48.77 | a | 58.58 | c |
1978 | 42.38 | b | 44.38 | b | 55.87 | 64.00 | ----- | z | ----- | z | ----- | z | 83.27 | i | 77.08 | d | 71.15 | e | ----- | z | 36.67 | m | 59.14 | f | ||
1979 | 36.63 | a | 45.69 | b | 51.29 | c | 62.45 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.54 | i |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.03 | 47.93 | 53.89 | 63.78 | 73.40 | 84.19 | 88.66 | 85.34 | 78.87 | 68.55 | 54.35 | 44.16 | 66.27 | |||||||||||||
S.D. | 4.91 | 4.89 | 4.41 | 3.09 | 2.97 | 3.51 | 2.84 | 2.65 | 3.92 | 4.06 | 4.61 | 4.76 | 1.48 | |||||||||||||
SKEW | 0.35 | 0.30 | 0.05 | -0.10 | 0.12 | 0.33 | -0.02 | -0.60 | 0.46 | 0.24 | -0.08 | 0.19 | 0.23 | |||||||||||||
MAX | 57.45 | 59.63 | 64.68 | 71.43 | 79.55 | 91.43 | 93.14 | 91.06 | 91.03 | 79.35 | 62.50 | 54.81 | 68.92 | |||||||||||||
MIN | 33.52 | 38.57 | 45.39 | 56.07 | 67.00 | 77.87 | 82.58 | 77.32 | 68.72 | 60.26 | 45.36 | 31.63 | 63.69 | |||||||||||||
YRS | 47 | 45 | 44 | 44 | 44 | 37 | 33 | 34 | 48 | 47 | 47 | 47 | 22 |