YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.34 | a | 49.92 | 54.63 | j | |
1931 | 51.26 | ----- | z | 61.87 | a | 70.82 | 76.90 | a | 82.78 | 92.48 | 87.42 | 79.60 | 68.98 | 54.45 | 47.98 | c | 70.41 | a | ||||||||
1932 | 47.16 | b | 54.65 | e | 59.52 | g | 64.15 | d | 72.73 | 78.75 | 87.00 | a | 88.02 | 83.72 | c | 70.47 | 61.42 | 49.02 | a | 68.82 | a | |||||
1933 | 48.55 | b | 49.65 | a | 61.62 | a | 63.63 | 69.05 | a | 80.10 | 89.55 | 88.65 | 84.30 | 76.08 | 60.47 | a | 53.03 | b | 68.72 | |||||||
1934 | 52.25 | a | 58.44 | a | 68.06 | 71.10 | 76.58 | 76.60 | 89.73 | a | 89.60 | 81.68 | 72.36 | b | 60.02 | a | 54.52 | c | 70.91 | |||||||
1935 | ----- | z | 57.27 | b | 57.73 | 66.93 | 71.31 | 83.82 | 86.76 | 88.92 | ----- | z | 69.18 | a | 55.67 | 52.73 | 69.03 | b | ||||||||
1936 | 51.73 | 56.47 | 63.84 | 69.87 | 77.48 | 83.82 | 89.68 | a | 89.77 | 80.73 | 70.10 | a | 60.27 | 52.68 | 70.54 | |||||||||||
1937 | 42.36 | b | 54.09 | 59.37 | 66.32 | 74.55 | 82.27 | 90.97 | ----- | z | 86.53 | a | 72.65 | 60.53 | 57.13 | 67.89 | a | |||||||||
1938 | 54.33 | a | 54.06 | a | 57.10 | 66.65 | 72.60 | 81.67 | 87.47 | 87.16 | 84.25 | 68.56 | 53.23 | b | 54.21 | 68.44 | ||||||||||
1939 | 51.18 | 48.77 | 59.65 | 69.30 | 74.87 | 80.40 | 88.92 | 90.52 | 80.70 | 68.65 | 61.87 | 57.00 | a | 69.32 | ||||||||||||
1940 | 55.27 | 55.38 | 62.00 | 67.72 | a | 77.44 | 85.27 | 87.61 | 89.55 | 82.34 | b | 73.63 | d | 57.00 | 56.34 | 70.80 | ||||||||||
1941 | 52.29 | 58.91 | 61.81 | 63.73 | 76.00 | 79.07 | 89.21 | 85.73 | 76.40 | 67.55 | 60.53 | 53.93 | a | 68.76 | ||||||||||||
1942 | 54.24 | 53.27 | 58.74 | 66.08 | 71.87 | 79.93 | 90.79 | 88.53 | 80.47 | 71.55 | 60.31 | a | 55.02 | 69.23 | ||||||||||||
1943 | 53.10 | 57.91 | 63.37 | 68.62 | 75.31 | 79.60 | 88.97 | 88.85 | 85.75 | 72.52 | 58.93 | 52.55 | 70.46 | |||||||||||||
1944 | 50.26 | 51.55 | 58.26 | j | 64.03 | 72.97 | 75.77 | ----- | z | 89.07 | d | 83.37 | 72.32 | 58.13 | 53.74 | 67.12 | b | |||||||||
1945 | 51.03 | a | 55.36 | 57.56 | 65.65 | 73.47 | 77.65 | 89.48 | 89.23 | 84.13 | 74.57 | a | 58.72 | 51.44 | 69.02 | |||||||||||
1946 | 53.73 | 52.93 | 61.31 | 71.32 | 74.90 | 83.88 | 90.81 | 92.63 | 85.48 | 68.26 | 56.78 | 55.77 | 70.65 | |||||||||||||
1947 | 50.73 | 59.21 | 62.74 | 67.97 | 77.53 | 81.92 | 90.18 | 88.37 | 86.45 | 72.27 | 55.22 | a | 51.93 | a | 70.38 | |||||||||||
1948 | 53.48 | 54.38 | a | 56.13 | 68.43 | 74.52 | 81.95 | 90.06 | 91.69 | d | 85.79 | a | 73.40 | f | 56.82 | 49.79 | 69.37 | a | ||||||||
1949 | 43.95 | 51.04 | b | 59.14 | c | 69.76 | c | 73.62 | e | 84.34 | e | 91.04 | s | 88.90 | 88.64 | b | 70.24 | 65.27 | 51.60 | a | 67.86 | a | ||||
1950 | 50.13 | a | 58.57 | 63.32 | a | 71.35 | 74.33 | a | 82.20 | 89.94 | f | 88.69 | b | 81.00 | 76.42 | 64.62 | d | 58.91 | b | 69.96 | a | |||||
1951 | 52.89 | 55.25 | 60.80 | a | 67.88 | a | 75.40 | 80.81 | a | 91.03 | b | 88.48 | f | 86.07 | 73.31 | 59.98 | a | 52.21 | 68.69 | a | ||||||
1952 | 49.85 | 55.36 | 57.81 | 68.97 | 80.08 | 81.43 | 90.63 | 92.21 | 86.85 | 78.98 | 59.17 | 53.16 | 71.21 | |||||||||||||
1953 | 58.03 | 55.68 | 62.05 | 67.68 | 70.25 | a | 81.47 | 92.92 | a | 90.03 | 83.82 | 72.40 | 63.73 | 52.27 | 70.86 | |||||||||||
1954 | 53.19 | 62.84 | 59.53 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 58.52 | i | ||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | 53.38 | j | 58.37 | a | 57.23 | 67.43 | 79.26 | 84.71 | d | 89.50 | j | 90.62 | k | 84.73 | d | 76.70 | f | 61.82 | b | 58.81 | 69.04 | d | ||||
1959 | 56.52 | 54.41 | a | 64.61 | 72.27 | 75.26 | 87.10 | a | 93.00 | y | 89.91 | d | 82.81 | a | 73.60 | 62.37 | 54.35 | a | 70.29 | a | ||||||
1960 | 49.90 | b | 53.79 | 65.69 | b | 69.65 | 74.85 | a | 86.88 | 89.12 | s | 90.11 | h | 85.76 | a | 72.95 | a | 60.83 | 52.68 | a | 67.30 | b | ||||
1961 | 56.05 | a | 58.80 | 62.40 | a | 70.05 | a | 75.08 | 85.90 | 85.19 | w | 89.65 | g | 80.87 | 72.14 | b | 58.58 | 52.52 | a | 67.24 | b | |||||
1962 | 54.30 | d | 57.62 | 58.89 | c | 74.28 | 73.07 | a | 81.80 | c | 88.68 | 90.74 | 85.22 | 73.00 | 64.13 | 55.65 | 71.45 | |||||||||
1963 | 49.17 | a | 62.71 | 60.87 | 65.07 | 77.60 | 80.00 | 89.32 | 88.29 | 85.43 | 75.39 | 61.83 | 53.45 | 70.76 | ||||||||||||
1964 | 49.18 | 51.95 | 58.13 | 66.45 | 73.82 | 81.82 | 90.31 | 87.55 | 81.55 | 76.61 | 57.38 | 54.85 | 69.13 | |||||||||||||
1965 | 54.73 | 56.61 | a | 60.11 | 68.60 | 74.00 | 77.40 | 87.87 | 88.48 | 79.65 | 75.50 | 64.32 | 53.76 | 70.09 | ||||||||||||
1966 | 50.68 | 52.98 | 64.13 | 72.47 | 79.23 | 84.18 | 90.74 | 91.65 | 85.07 | 72.79 | 64.08 | 56.48 | 72.04 | |||||||||||||
1967 | 53.35 | 58.63 | a | 64.26 | 62.52 | 74.42 | 79.82 | 91.27 | 91.31 | 83.28 | 75.56 | 66.52 | a | 51.12 | a | 71.00 | ||||||||||
1968 | 54.06 | 63.24 | 64.77 | 68.83 | 77.21 | 83.98 | 89.18 | 87.19 | 83.58 | 73.44 | 63.05 | 51.00 | a | 71.63 | ||||||||||||
1969 | 58.08 | 55.25 | 60.89 | 69.73 | 78.52 | 81.42 | 91.66 | 94.26 | 87.45 | 70.19 | 63.22 | 55.68 | 72.20 | |||||||||||||
1970 | 53.61 | 59.23 | 60.80 | a | 64.17 | 76.69 | 84.65 | 92.55 | 92.67 | a | 83.45 | 70.61 | 62.08 | 53.61 | 71.18 | |||||||||||
1971 | 53.50 | 56.93 | 61.66 | 65.03 | 70.76 | 81.12 | 89.71 | 88.44 | 83.02 | 67.48 | 59.22 | 50.40 | a | 68.94 | ||||||||||||
1972 | 51.39 | 58.88 | 68.18 | a | 68.52 | 75.29 | 83.45 | 90.60 | 86.70 | a | 81.63 | 70.84 | 58.23 | 52.69 | 70.53 | |||||||||||
1973 | 51.66 | 57.38 | 58.08 | 66.77 | 76.68 | 84.47 | 88.52 | 88.65 | 81.00 | 72.65 | a | 62.12 | b | 56.82 | 70.40 | |||||||||||
1974 | 54.55 | 56.21 | b | 63.61 | 68.25 | 76.02 | 87.30 | 88.35 | a | 87.85 | 86.12 | 74.76 | 62.50 | 52.19 | 71.48 | |||||||||||
1975 | 53.73 | 55.07 | 59.77 | 61.78 | 72.37 | 81.60 | 89.26 | 87.97 | a | 85.07 | 71.34 | 61.80 | 55.23 | 69.58 | ||||||||||||
1976 | 54.87 | 59.52 | 60.77 | 64.88 | 76.68 | 83.62 | 88.73 | 86.65 | 81.15 | 73.03 | 63.60 | 54.89 | 70.70 | |||||||||||||
1977 | 53.68 | 59.43 | 58.77 | 69.25 | 70.90 | 85.30 | 89.97 | 89.35 | 84.20 | 76.97 | 64.88 | 59.40 | 71.84 | |||||||||||||
1978 | 55.24 | 58.07 | 65.08 | 67.30 | 75.98 | 86.93 | 91.11 | 88.53 | 83.40 | 77.53 | 60.70 | 51.11 | 71.75 | |||||||||||||
1979 | 50.47 | 55.52 | 61.74 | 68.80 | 75.73 | 84.38 | 88.48 | 85.87 | 87.47 | 75.50 | 59.72 | 56.35 | 70.84 | |||||||||||||
1980 | 57.58 | 61.29 | 61.18 | 67.63 | 72.02 | 83.67 | 90.74 | 88.56 | 83.32 | 74.11 | 62.78 | 59.68 | 71.88 | |||||||||||||
1981 | 59.35 | 59.50 | 62.34 | b | 70.50 | 75.08 | 87.00 | c | 91.35 | 91.23 | 86.02 | 70.28 | k | 63.67 | 57.82 | 73.08 | a | |||||||||
1982 | 53.24 | b | 60.77 | 61.05 | 69.20 | 75.31 | 80.67 | 88.39 | 89.27 | 83.57 | 70.84 | 60.82 | k | 53.52 | 71.44 | a | ||||||||||
1983 | 56.88 | a | 58.54 | a | 62.50 | 65.17 | 76.19 | 82.42 | 90.08 | 87.98 | 88.03 | 74.95 | 63.00 | 57.39 | 71.93 | |||||||||||
1984 | 56.98 | a | 58.69 | b | 64.76 | 67.32 | 80.63 | 83.02 | 89.11 | 88.42 | 86.72 | 70.32 | 59.77 | 54.06 | 71.65 | |||||||||||
1985 | 54.16 | 55.85 | a | 61.68 | 71.45 | 77.90 | 85.83 | 91.71 | 89.76 | 78.82 | 73.39 | 60.43 | 55.48 | a | 71.37 | |||||||||||
1986 | 60.68 | c | 60.48 | a | 67.35 | 69.93 | 77.08 | 85.57 | 88.40 | 91.66 | 79.33 | 71.10 | 63.27 | 54.73 | a | 72.47 | ||||||||||
1987 | 53.57 | d | 58.35 | b | 61.88 | a | 72.67 | 77.24 | 84.92 | 87.76 | 89.56 | 84.12 | 78.35 | 62.02 | 51.96 | c | 71.87 | |||||||||
1988 | 53.71 | c | 60.38 | c | 64.48 | a | 69.48 | g | 75.97 | 86.62 | r | 88.94 | o | 88.00 | j | 81.14 | l | 78.97 | m | 63.03 | n | 55.87 | p | 63.64 | h | |
1989 | 54.85 | h | 57.36 | 65.89 | 74.84 | b | 77.33 | b | 84.66 | a | 91.83 | d | 88.38 | c | 84.73 | b | 75.38 | c | 63.74 | i | 55.36 | j | 77.82 | c | ||
1990 | 53.61 | d | 54.24 | a | 63.85 | a | 71.06 | e | 74.37 | a | 84.85 | 91.88 | b | 89.52 | j | 84.15 | g | 75.39 | d | 61.08 | d | 50.52 | b | 68.08 | b | |
1991 | 53.58 | e | 62.31 | a | 58.02 | c | 68.13 | c | 73.59 | c | 80.38 | d | 87.14 | f | 88.55 | i | 85.56 | l | 78.05 | a | 64.75 | h | 55.44 | n | 67.72 | e |
1992 | 55.79 | c | 61.40 | d | 63.10 | e | 72.82 | e | 79.16 | c | 82.67 | o | 89.03 | b | ----- | z | ----- | z | ----- | z | ----- | z | 51.26 | h | 70.22 | f |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 53.02 | 56.91 | 61.65 | 68.26 | 75.26 | 82.61 | 89.81 | 89.19 | 83.67 | 72.92 | 60.77 | 53.91 | 70.68 | |||||||||||||
S.D. | 3.33 | 3.26 | 2.82 | 2.89 | 2.49 | 2.74 | 1.49 | 1.79 | 2.61 | 2.86 | 2.86 | 2.67 | 1.10 | |||||||||||||
SKEW | -0.60 | -0.25 | 0.24 | -0.03 | -0.20 | -0.36 | 0.05 | 0.59 | -0.43 | 0.08 | -0.48 | 0.18 | -0.49 | |||||||||||||
MAX | 60.68 | 63.24 | 68.18 | 74.84 | 80.63 | 87.30 | 92.92 | 94.26 | 88.64 | 78.98 | 66.52 | 59.68 | 72.47 | |||||||||||||
MIN | 42.36 | 48.77 | 56.13 | 61.78 | 69.05 | 75.77 | 86.76 | 85.73 | 76.40 | 67.48 | 53.23 | 47.98 | 68.44 | |||||||||||||
YRS | 56 | 58 | 57 | 57 | 58 | 56 | 49 | 49 | 53 | 53 | 54 | 55 | 38 |