YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.65 | k | 52.50 | 31.83 | s | 52.50 | k | |
1928 | 36.42 | 46.97 | 58.16 | 61.00 | 79.35 | 79.57 | 92.29 | 87.68 | 80.53 | 66.48 | 49.00 | 38.97 | a | 64.70 | ||||||||||||
1929 | 25.87 | 34.21 | 58.93 | a | 62.07 | 74.45 | b | 78.77 | 87.94 | 90.39 | 76.90 | 71.10 | a | 51.47 | 44.32 | 63.03 | ||||||||||
1930 | 26.07 | a | 49.57 | 60.30 | a | 75.48 | c | 71.80 | a | 77.23 | 89.73 | e | 90.13 | 77.80 | 60.13 | ----- | z | ----- | z | 67.82 | b | |||||
1931 | ----- | z | ----- | z | 52.62 | w | 67.20 | 79.42 | 81.62 | a | 90.07 | d | 86.21 | g | 74.25 | f | 70.44 | o | ----- | z | ----- | z | 79.58 | h | ||
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.18 | c | 78.52 | g | ----- | z | 53.89 | l | 39.73 | e | 61.45 | j |
1933 | 40.50 | g | ----- | z | 54.89 | d | 72.07 | 70.52 | j | 83.90 | 89.74 | 89.23 | a | 71.04 | c | 72.11 | d | 55.43 | b | 51.58 | 71.11 | c | ||||
1934 | 46.14 | b | 49.83 | d | ----- | z | 75.50 | f | 78.08 | e | 81.00 | 85.81 | 88.33 | a | 75.50 | 65.93 | b | 52.96 | b | 42.68 | 66.63 | b | ||||
1935 | 44.26 | 48.54 | 55.81 | 66.62 | a | 74.16 | 79.48 | a | 87.65 | 86.45 | 86.79 | p | 68.13 | 46.00 | a | 38.63 | a | 63.25 | a | |||||||
1936 | 43.20 | a | 36.45 | 51.50 | y | 64.10 | t | 77.97 | a | 82.25 | b | 88.26 | 89.32 | c | 79.65 | d | 71.74 | d | 48.14 | h | 44.90 | a | 68.19 | c | ||
1937 | 24.60 | a | 39.89 | 57.22 | d | 61.62 | a | 72.03 | a | 78.20 | 89.27 | a | 82.94 | 79.90 | a | 70.89 | v | 52.33 | 41.97 | 61.82 | a | |||||
1938 | 40.50 | a | 42.96 | a | 54.35 | 66.93 | 74.33 | d | 82.97 | 91.40 | a | 85.07 | a | 83.53 | ----- | z | 49.13 | 44.45 | 65.06 | a | ||||||
1939 | 43.87 | 45.19 | b | 58.37 | a | 68.90 | 75.77 | 77.77 | 88.27 | a | 88.26 | 78.50 | 69.55 | i | 54.42 | k | 45.87 | 67.08 | b | |||||||
1940 | 36.10 | 46.76 | 61.16 | 65.03 | 76.26 | 84.67 | 87.93 | b | 86.47 | a | 78.14 | b | 71.60 | u | 44.03 | a | 42.17 | a | 64.43 | a | ||||||
1941 | 39.07 | a | 49.25 | 63.26 | 68.40 | 71.58 | 78.86 | b | 91.68 | 84.33 | a | 72.21 | f | ----- | z | 49.85 | c | 40.90 | a | 63.72 | b | |||||
1942 | 32.67 | a | 46.11 | 57.66 | b | 66.93 | 69.87 | 76.83 | 88.53 | a | 90.29 | 82.17 | 68.00 | g | 43.43 | 37.23 | a | 62.88 | a | |||||||
1943 | 31.90 | a | 45.32 | 54.00 | 66.67 | 69.39 | 75.77 | 88.13 | 83.77 | 82.83 | 65.74 | 46.93 | c | 40.39 | 62.57 | |||||||||||
1944 | 38.00 | 44.55 | 55.10 | 64.38 | a | 73.70 | a | 80.00 | 89.39 | 86.19 | 81.40 | 72.13 | ----- | z | 33.82 | c | 65.33 | a | ||||||||
1945 | 41.55 | 47.93 | 53.03 | a | 63.80 | ----- | z | 82.50 | x | 92.18 | c | 92.07 | d | 78.23 | 72.13 | h | 49.15 | d | 38.32 | i | 64.74 | d | ||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | 50.86 | 61.40 | a | 69.93 | 81.00 | a | 77.37 | 85.68 | 82.86 | j | 79.62 | a | 61.58 | 50.53 | 43.69 | e | 66.17 | b | ||||||
1948 | 39.00 | 42.57 | h | 52.29 | g | 59.24 | a | 69.17 | b | 83.63 | 83.96 | c | 81.86 | b | 75.54 | b | 64.69 | b | 48.29 | m | 32.96 | h | 69.64 | d | ||
1949 | 26.10 | 41.78 | e | 53.52 | d | 68.83 | 77.18 | c | 80.69 | a | 85.70 | a | 86.46 | c | 83.62 | q | 63.37 | l | 55.53 | 43.15 | r | 63.98 | c | |||
1950 | 25.57 | c | 38.57 | 51.94 | 60.60 | 71.40 | a | 77.63 | 88.53 | a | 87.94 | 81.90 | 60.55 | 48.53 | 41.56 | d | 61.23 | |||||||||
1951 | 39.45 | 48.67 | a | 53.91 | h | 70.87 | 73.00 | 79.33 | 85.84 | 85.12 | e | 83.44 | u | ----- | z | ----- | z | 30.89 | m | 68.90 | e | |||||
1952 | 32.00 | 45.38 | 55.58 | 70.03 | 76.58 | 78.79 | a | 90.20 | a | 87.13 | 83.21 | a | 76.57 | j | 52.59 | m | 38.25 | o | 68.77 | c | ||||||
1953 | 49.35 | 52.93 | 57.45 | 61.40 | 69.27 | a | 74.70 | 88.69 | b | 85.45 | b | 79.66 | a | 68.97 | 54.36 | e | ----- | z | 67.47 | a | ||||||
1954 | 37.43 | a | 43.18 | 53.59 | b | 63.66 | a | 75.48 | 75.62 | a | 85.55 | 82.35 | 76.90 | 63.81 | 55.14 | h | 43.60 | u | 65.76 | b | ||||||
1955 | 36.00 | 47.46 | b | 50.87 | a | 58.13 | 69.84 | 82.97 | 82.90 | 88.81 | ----- | z | 63.38 | r | 39.90 | a | 34.73 | a | 59.16 | b | ||||||
1956 | 36.74 | 33.31 | 52.90 | a | 69.73 | 77.61 | 76.97 | 90.67 | a | 88.48 | 80.38 | a | 63.20 | a | 46.48 | a | ----- | z | 65.13 | a | ||||||
1957 | 26.08 | e | 45.61 | 52.72 | m | 67.71 | b | 77.83 | a | 82.97 | 86.28 | b | 84.07 | c | 83.52 | c | 60.08 | f | 49.22 | u | 47.03 | a | 66.79 | c | ||
1958 | 44.70 | a | 52.89 | 54.67 | a | 63.59 | a | 82.94 | 85.26 | c | 94.18 | c | 91.83 | b | 76.86 | a | 68.70 | a | 48.59 | h | 40.88 | e | 68.77 | a | ||
1959 | 39.90 | a | 45.56 | a | 56.57 | a | 68.32 | b | 70.48 | b | 79.86 | b | 89.55 | b | 84.00 | 72.40 | 66.36 | f | 48.19 | c | 41.07 | a | 63.26 | a | ||
1960 | 32.77 | 48.30 | b | 55.43 | a | 64.69 | a | 69.10 | a | 82.24 | a | 93.90 | 84.06 | 79.38 | a | 67.07 | b | 50.37 | 38.12 | o | 66.12 | a | ||||
1961 | 44.25 | c | 52.21 | 56.52 | 63.87 | 71.79 | b | 87.43 | b | 92.30 | a | 94.13 | a | 76.00 | a | 64.04 | c | 46.80 | j | 41.52 | 67.64 | a | ||||
1962 | 42.07 | a | 46.36 | 53.17 | b | 68.97 | 68.30 | a | 81.67 | 88.39 | 84.10 | b | 80.86 | a | 63.62 | b | ----- | z | 44.86 | b | 65.67 | a | ||||
1963 | 36.72 | b | 47.43 | 57.61 | c | 60.41 | a | 74.17 | b | 81.21 | b | 82.56 | d | 86.97 | a | 82.69 | d | 66.17 | a | 51.03 | 32.25 | w | 66.09 | a | ||
1964 | 44.44 | d | 53.59 | 55.38 | b | 64.41 | a | 74.03 | a | 77.85 | c | 85.55 | b | 82.66 | b | 75.77 | 67.11 | c | 56.00 | v | 33.77 | e | 64.96 | a | ||
1965 | ----- | z | ----- | z | 54.93 | q | 68.89 | b | 73.48 | 81.54 | b | 89.93 | a | 85.77 | a | 76.63 | ----- | z | ----- | z | ----- | z | 79.37 | f | ||
1966 | ----- | z | ----- | z | ----- | z | ----- | z | 74.41 | d | 76.07 | c | 82.33 | a | 85.27 | a | 79.68 | b | 65.96 | c | 53.21 | b | 45.80 | a | 70.34 | d |
1967 | 49.71 | g | 54.43 | 55.52 | b | 56.73 | 72.58 | 82.93 | a | 89.32 | 93.62 | b | 86.37 | 65.72 | b | 53.29 | b | 43.17 | b | 68.52 | a | |||||
1968 | 42.77 | a | 52.41 | 58.58 | 62.88 | e | 72.23 | 79.67 | 89.03 | 79.42 | 77.20 | 60.58 | 49.40 | 38.29 | 63.54 | |||||||||||
1969 | 28.72 | b | 39.71 | 56.37 | a | 63.07 | a | 75.58 | 85.00 | a | 87.41 | n | 84.90 | 77.00 | 63.48 | 52.07 | 38.13 | a | 60.37 | a | ||||||
1970 | 37.32 | 50.86 | 57.16 | 60.57 | 75.41 | b | 86.34 | a | 88.42 | 88.65 | 73.70 | 64.90 | b | 51.04 | b | 38.87 | 64.44 | |||||||||
1971 | 47.06 | 51.89 | 50.58 | 62.19 | d | 75.22 | m | 74.27 | 89.32 | 90.54 | g | 71.90 | 63.03 | 48.78 | c | 38.61 | 59.76 | b | ||||||||
1972 | 40.48 | 42.41 | 56.10 | 58.60 | 73.65 | 79.63 | 85.57 | c | 88.25 | c | 72.07 | 65.50 | a | 47.24 | e | 34.89 | c | 62.03 | ||||||||
1973 | 37.03 | a | 45.00 | a | 57.61 | 66.10 | 74.06 | 77.45 | a | 87.26 | 84.59 | b | 74.00 | a | 62.16 | 44.67 | 44.48 | 62.87 | ||||||||
1974 | 36.84 | 50.43 | 55.13 | 63.43 | 69.23 | 83.90 | 84.97 | 88.87 | 82.83 | 67.94 | 51.93 | 45.03 | a | 65.04 | ||||||||||||
1975 | 41.10 | 42.50 | 52.61 | 61.33 | 73.10 | 79.77 | 91.68 | 81.87 | 81.37 | 62.13 | 50.53 | 42.10 | 63.34 | |||||||||||||
1976 | 43.00 | 46.72 | 52.81 | 61.40 | 73.39 | 76.23 | 82.68 | i | 81.30 | h | 81.90 | 67.39 | 53.67 | 41.65 | 59.81 | b | ||||||||||
1977 | 29.81 | 50.18 | 56.03 | 70.50 | b | 68.32 | 84.77 | 86.78 | d | 78.00 | w | 73.13 | 65.52 | 48.93 | 43.03 | 61.55 | a | |||||||||
1978 | 38.55 | 45.58 | b | 59.35 | 62.43 | 71.06 | 82.23 | 88.06 | 84.58 | 74.81 | c | 68.65 | 46.12 | e | ----- | z | 65.59 | a | ||||||||
1979 | 25.74 | 46.18 | f | 59.74 | 64.83 | 77.10 | 83.53 | 88.18 | c | 86.06 | 81.60 | 68.52 | 42.97 | 44.55 | 65.71 | a | ||||||||||
1980 | 31.58 | 38.48 | 54.97 | 69.00 | k | 72.58 | 74.75 | b | 83.87 | 81.63 | d | 75.27 | 63.81 | j | 45.64 | s | 37.50 | q | 64.14 | d | ||||||
1981 | 42.25 | o | ----- | z | 61.00 | j | 58.62 | n | ----- | z | 75.32 | e | 84.31 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 79.82 | j |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.95 | 46.18 | 56.08 | 64.99 | 73.82 | 80.17 | 88.15 | 86.45 | 78.45 | 65.84 | 49.47 | 41.50 | 63.28 | |||||||||||||
S.D. | 6.67 | 5.07 | 2.83 | 4.07 | 3.44 | 3.32 | 2.82 | 3.25 | 3.68 | 3.25 | 3.65 | 3.86 | 1.20 | |||||||||||||
SKEW | -0.36 | -0.65 | 0.31 | 0.22 | 0.43 | 0.12 | -0.08 | 0.31 | -0.16 | 0.20 | -0.54 | -0.07 | -0.07 | |||||||||||||
MAX | 49.35 | 54.43 | 63.26 | 75.48 | 82.94 | 87.43 | 94.18 | 94.13 | 86.37 | 72.13 | 55.53 | 51.58 | 65.04 | |||||||||||||
MIN | 24.60 | 33.31 | 50.58 | 56.73 | 68.30 | 74.27 | 82.33 | 79.42 | 71.04 | 60.13 | 39.90 | 33.77 | 61.23 | |||||||||||||
YRS | 45 | 45 | 43 | 47 | 48 | 51 | 50 | 47 | 45 | 35 | 36 | 37 | 10 |