YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1937 | ----- | z | ----- | z | 48.86 | q | 64.41 | c | 79.86 | i | 85.03 | a | 88.37 | a | 88.39 | 81.37 | 71.07 | a | 58.13 | 48.19 | 73.12 | d | ||||
1938 | 48.77 | 45.39 | 54.13 | 65.87 | 69.45 | 83.77 | 85.68 | 84.29 | 77.07 | a | 69.94 | ----- | z | 47.45 | 66.53 | a | ||||||||||
1939 | 43.03 | 37.57 | 52.71 | 67.53 | 74.32 | 82.93 | 88.29 | 86.48 | 76.20 | 67.17 | b | 56.87 | 53.00 | 65.51 | ||||||||||||
1940 | 43.40 | a | 43.73 | c | 57.81 | 63.87 | 76.13 | 85.03 | 88.77 | 84.10 | 73.50 | 66.84 | 51.20 | 46.58 | 65.08 | |||||||||||
1941 | 40.87 | 47.82 | 51.19 | 53.21 | a | 70.58 | 75.87 | 84.55 | 81.29 | 73.83 | 61.77 | 56.13 | 45.65 | 61.90 | ||||||||||||
1942 | 42.84 | 43.68 | 48.90 | 62.40 | 72.32 | 82.90 | 88.19 | 84.13 | 80.31 | d | 64.31 | b | 59.83 | 48.90 | 64.89 | |||||||||||
1943 | 45.26 | 53.39 | 54.48 | 69.37 | 74.55 | 82.93 | a | 88.32 | 83.48 | 78.86 | a | 67.26 | 56.90 | 41.18 | c | 66.33 | ||||||||||
1944 | 41.35 | 46.97 | 50.26 | 58.48 | a | 69.71 | 82.53 | 86.26 | 86.81 | 78.43 | 66.71 | 46.67 | 44.80 | a | 63.25 | |||||||||||
1945 | 42.68 | 47.81 | a | 48.67 | a | 62.46 | f | 73.65 | 81.07 | 85.68 | 83.58 | 76.52 | c | 66.23 | a | 52.28 | a | 34.81 | e | 63.00 | a | |||||
1946 | 38.52 | 47.93 | 57.06 | 68.33 | 71.61 | 87.67 | 88.10 | 80.58 | 78.20 | 65.45 | 51.68 | b | 53.23 | 65.70 | ||||||||||||
1947 | 42.16 | 54.04 | 57.13 | 65.10 | 77.33 | a | 82.20 | 89.71 | 82.39 | 79.93 | 69.81 | 47.17 | 43.29 | 65.85 | ||||||||||||
1948 | 54.88 | o | 43.79 | j | 45.31 | b | 65.07 | 73.20 | a | 81.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.24 | h | ||
1949 | ----- | z | ----- | z | ----- | z | ----- | z | 70.45 | 79.80 | 82.55 | 83.65 | 77.55 | a | 64.29 | 64.57 | 43.00 | 70.73 | d | |||||||
1950 | 43.84 | 51.32 | 56.39 | 67.03 | 72.19 | 84.73 | 83.32 | 85.16 | 75.00 | 76.52 | 60.80 | 53.90 | 67.52 | |||||||||||||
1951 | 43.87 | 47.46 | 53.39 | 61.73 | 72.03 | 82.43 | 89.97 | 83.00 | 81.37 | 64.81 | 50.83 | 39.68 | 64.21 | |||||||||||||
1952 | 40.77 | 44.14 | 45.06 | 61.67 | 72.32 | 82.17 | 85.42 | 85.00 | 80.50 | 74.81 | 47.23 | 40.16 | 63.27 | |||||||||||||
1953 | 48.90 | 47.57 | 54.48 | 62.63 | 65.43 | a | 83.97 | 87.03 | 82.94 | 83.38 | a | 67.77 | a | 56.97 | 44.74 | 65.48 | ||||||||||
1954 | 46.87 | 57.39 | 52.26 | 70.00 | 74.94 | 83.80 | 87.03 | 83.10 | 78.70 | 70.42 | 61.13 | 45.35 | 67.58 | |||||||||||||
1955 | 38.45 | 41.04 | 54.60 | a | 62.40 | 69.68 | 80.33 | 84.74 | 82.42 | 81.00 | 71.87 | a | 55.69 | a | 47.13 | 64.11 | ||||||||||
1956 | 48.97 | 41.82 | a | 57.83 | a | 62.62 | a | 76.73 | a | 85.63 | 86.03 | 81.67 | a | 85.17 | 69.19 | d | 50.70 | 47.10 | a | 66.12 | ||||||
1957 | 41.45 | 51.79 | 52.94 | 58.00 | 63.39 | 83.10 | 83.74 | 80.58 | 79.10 | a | 62.52 | 46.27 | 48.94 | 62.65 | ||||||||||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | 47.68 | 45.86 | 53.74 | 63.57 | 72.47 | a | 85.20 | 88.48 | 81.06 | 78.73 | 66.48 | 54.27 | 45.84 | 65.28 | ||||||||||||
1960 | 38.13 | 38.48 | 55.13 | 64.50 | 70.57 | c | 83.80 | 88.00 | 87.06 | 81.40 | 63.13 | 55.63 | 41.61 | 63.95 | ||||||||||||
1961 | 43.94 | 46.54 | 50.10 | 60.90 | 72.84 | 85.63 | 86.65 | 82.39 | 74.07 | 66.65 | 47.60 | 38.97 | 63.02 | |||||||||||||
1962 | 37.71 | 45.64 | 45.81 | 67.40 | 69.84 | 80.57 | 84.84 | 85.55 | 77.17 | 66.45 | 57.50 | 49.26 | 63.98 | |||||||||||||
1963 | 37.35 | 49.96 | 52.03 | 60.87 | 75.94 | 80.67 | 87.71 | 79.45 | 77.90 | 70.48 | 55.04 | b | 46.97 | 64.53 | ||||||||||||
1964 | 41.16 | 40.34 | 45.16 | 53.80 | 60.25 | s | 80.70 | 86.26 | 80.55 | 74.40 | 72.61 | 49.60 | 42.52 | 60.65 | a | |||||||||||
1965 | 43.39 | 44.68 | 48.84 | 59.77 | 68.03 | 76.17 | 82.32 | 81.65 | 73.07 | 70.06 | 56.03 | 43.87 | 62.32 | |||||||||||||
1966 | 40.10 | 39.71 | 54.35 | 64.00 | 75.45 | 82.10 | 87.48 | 84.45 | 76.53 | 68.26 | 57.97 | 43.77 | a | 64.51 | ||||||||||||
1967 | 41.81 | 50.18 | 58.48 | 61.41 | a | 70.32 | 77.07 | 85.42 | 81.06 | 73.30 | 70.13 | 58.80 | 37.48 | 63.79 | ||||||||||||
1968 | 39.77 | a | 49.59 | 53.19 | 56.87 | 69.90 | 82.80 | 85.39 | 77.55 | 76.07 | 68.06 | 49.69 | a | 40.23 | 62.42 | |||||||||||
1969 | 44.06 | 43.18 | 46.55 | 63.67 | 72.61 | 79.50 | 85.06 | 83.77 | 77.93 | 59.90 | 51.17 | 46.77 | 62.85 | |||||||||||||
1970 | 44.06 | 51.93 | 48.61 | 55.13 | 72.45 | 80.97 | ----- | z | 84.73 | a | 73.60 | 59.77 | 55.67 | 44.87 | 61.07 | a | ||||||||||
1971 | 44.81 | 46.43 | 54.03 | 61.43 | 67.71 | 83.37 | 88.73 | a | 82.35 | 75.60 | 60.10 | 51.53 | 38.39 | 62.87 | ||||||||||||
1972 | 45.45 | 51.79 | 62.90 | 63.87 | 72.39 | 78.40 | 87.60 | k | 82.16 | f | 76.17 | 62.13 | 44.37 | 40.87 | 59.83 | b | ||||||||||
1973 | 38.45 | 41.85 | a | 43.55 | 54.53 | 68.06 | 79.63 | 84.39 | 83.00 | d | 75.37 | 68.48 | 53.67 | 45.90 | 61.41 | |||||||||||
1974 | 38.87 | 43.50 | 57.32 | 60.57 | 75.61 | 86.41 | a | 82.42 | ----- | z | 76.40 | 64.26 | 52.13 | 41.55 | 61.73 | a | ||||||||||
1975 | 41.48 | 38.70 | a | 48.29 | 54.50 | 66.42 | 79.27 | 82.48 | 82.06 | 73.14 | b | 67.84 | 53.66 | a | 43.71 | 60.96 | ||||||||||
1976 | 42.61 | 49.41 | 51.52 | 60.60 | 70.47 | a | 81.43 | 84.48 | 80.87 | 74.60 | 63.39 | 57.57 | ----- | z | 65.18 | a | ||||||||||
1977 | 37.74 | 48.68 | 47.55 | b | 62.83 | ----- | z | 82.17 | 83.16 | 82.67 | a | 75.86 | a | 67.45 | 55.47 | 49.06 | 62.97 | a | ||||||||
1978 | 42.58 | 43.96 | 53.55 | 61.03 | a | 67.00 | a | 82.77 | 86.17 | a | 82.16 | 74.52 | c | 76.58 | s | 50.23 | 38.13 | 62.01 | a | |||||||
1979 | 33.48 | 42.29 | 48.52 | 59.53 | 66.66 | b | 77.17 | a | 75.38 | e | 77.75 | o | 74.43 | b | 64.50 | m | 47.10 | 47.58 | 57.21 | b | ||||||
1980 | 40.23 | 47.21 | 47.90 | 58.10 | 65.26 | 80.28 | l | 86.55 | 82.58 | l | 77.21 | k | ----- | z | 56.12 | d | 51.28 | b | 56.58 | d | ||||||
1981 | 50.35 | 50.00 | 48.26 | 62.18 | b | 69.04 | f | 83.96 | f | 83.86 | j | 80.78 | h | ----- | z | ----- | z | 58.00 | l | 51.16 | 52.39 | g | ||||
1982 | 44.10 | 44.76 | c | 52.25 | c | 62.37 | 70.57 | a | 80.70 | 85.14 | b | 81.60 | a | 76.25 | b | 64.60 | a | 49.14 | a | 43.35 | 62.90 | |||||
1983 | 45.03 | a | 45.91 | e | 49.08 | g | 47.73 | o | 70.93 | q | 77.52 | g | 83.27 | i | 81.80 | k | 80.80 | j | 64.67 | j | 44.30 | j | 40.64 | i | 45.47 | j |
1984 | 40.62 | j | 48.18 | g | 54.93 | d | 60.34 | a | 79.71 | 80.69 | a | 85.17 | b | 81.74 | 77.85 | d | 56.59 | d | 53.43 | 43.30 | a | 67.38 | b | |||
1985 | 41.50 | a | 45.00 | a | 51.44 | f | 68.19 | c | 71.45 | b | 85.72 | a | 86.14 | c | 85.57 | a | 71.54 | f | 65.52 | b | 51.11 | c | 48.90 | a | 64.91 | b |
1986 | 53.21 | b | 50.88 | b | 58.57 | a | 61.73 | d | 72.12 | e | 81.40 | 82.77 | a | 83.69 | b | 72.18 | b | 62.97 | b | 53.88 | d | 43.21 | c | 64.72 | ||
1987 | 42.36 | c | 43.54 | d | 51.07 | c | 67.38 | a | 69.13 | 85.00 | 85.00 | 81.87 | 78.53 | 70.90 | 52.38 | a | 43.04 | e | 64.18 | |||||||
1988 | 40.66 | b | 51.43 | a | 57.28 | b | 66.19 | c | 74.28 | b | 83.66 | a | 86.21 | c | 81.34 | b | 78.34 | a | 74.18 | c | 54.85 | c | 43.77 | 66.02 | ||
1989 | 42.39 | c | 49.96 | b | 65.96 | c | 75.00 | a | 77.03 | a | 84.72 | a | 88.80 | a | 84.07 | a | 80.17 | a | 66.83 | b | 59.23 | 53.21 | b | 68.95 | ||
1990 | 47.12 | e | 46.71 | d | 57.90 | b | 68.00 | f | 72.52 | 89.10 | a | 84.70 | a | 82.03 | a | 76.97 | a | 69.23 | a | 53.56 | c | 37.69 | b | 65.23 | a | |
1991 | 40.17 | b | 52.04 | b | 49.83 | b | 62.04 | c | 71.37 | d | 78.14 | a | 83.38 | b | 81.75 | c | 76.41 | a | 68.90 | 51.53 | 38.68 | 62.85 | ||||
1992 | 39.00 | 46.54 | a | 53.48 | 67.00 | 68.50 | a | 78.30 | 80.70 | a | 80.23 | a | 77.38 | a | 68.39 | 46.60 | 38.69 | b | 62.07 | |||||||
1993 | 41.85 | e | 47.00 | g | 57.36 | c | 64.27 | 70.65 | 80.93 | b | 84.63 | a | 80.03 | a | 76.57 | b | 61.91 | i | 49.43 | 46.29 | 65.20 | b | ||||
1994 | 47.74 | 44.30 | a | 56.84 | 62.42 | d | 71.77 | 85.80 | 86.58 | 84.90 | 77.11 | b | 62.83 | a | 46.10 | i | 44.90 | a | 65.93 | a | ||||||
1995 | 42.55 | b | 55.07 | a | 55.34 | b | 60.52 | e | 66.55 | 78.24 | a | 85.45 | 84.48 | 75.00 | m | 69.73 | p | 59.48 | a | 45.86 | b | 63.36 | b | |||
1996 | 46.46 | c | 53.61 | a | 52.71 | j | 66.04 | d | 77.87 | a | 82.43 | 86.29 | 82.77 | 71.50 | 65.26 | d | 53.77 | 44.70 | a | 66.43 | a | |||||
1997 | ----- | z | 45.89 | 59.43 | a | 57.17 | a | 72.84 | 79.07 | 83.26 | 81.75 | c | 77.40 | 64.03 | 52.24 | a | 38.45 | 64.69 | a | |||||||
1998 | 43.46 | g | 41.58 | b | 50.81 | 56.60 | 70.48 | 80.03 | a | 84.80 | a | 83.87 | 79.97 | 64.03 | 54.07 | 45.83 | a | 64.73 | a | |||||||
1999 | 49.26 | 51.61 | 55.40 | k | 59.80 | j | 71.67 | p | 76.36 | p | 78.05 | l | 80.78 | v | 75.58 | k | ----- | z | ----- | z | ----- | z | 50.43 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.87 | 46.84 | 52.88 | 62.42 | 71.55 | 82.05 | 85.57 | 82.91 | 77.14 | 66.77 | 53.51 | 44.60 | 64.25 | |||||||||||||
S.D. | 3.76 | 4.45 | 4.63 | 4.33 | 3.41 | 2.84 | 2.50 | 2.05 | 2.84 | 3.97 | 4.33 | 4.39 | 1.82 | |||||||||||||
SKEW | 0.35 | 0.05 | 0.21 | 0.07 | 0.00 | -0.03 | -1.14 | 0.24 | 0.38 | -0.00 | 0.08 | 0.09 | 0.46 | |||||||||||||
MAX | 53.21 | 57.39 | 65.96 | 75.00 | 79.71 | 89.10 | 89.97 | 88.39 | 85.17 | 76.52 | 64.57 | 53.90 | 68.95 | |||||||||||||
MIN | 33.48 | 37.57 | 43.55 | 53.21 | 63.39 | 75.87 | 75.38 | 77.55 | 71.50 | 56.59 | 44.37 | 34.81 | 60.96 | |||||||||||||
YRS | 56 | 57 | 56 | 57 | 56 | 58 | 56 | 54 | 55 | 53 | 56 | 58 | 36 |