YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.10 | a | 49.10 | k |
1940 | 42.21 | 49.02 | d | 57.53 | l | 65.95 | 73.38 | b | 78.21 | d | 82.32 | 79.58 | a | 75.14 | b | 62.37 | h | 50.34 | b | 48.32 | c | 64.45 | b | |||
1941 | 46.65 | a | 49.52 | e | 53.95 | b | 62.13 | c | 71.14 | c | 75.00 | d | 80.56 | d | 80.42 | e | 72.26 | a | 65.04 | d | 51.10 | d | 47.57 | d | 62.94 | |
1942 | 44.56 | d | 47.25 | d | 53.30 | d | 63.50 | d | 72.98 | e | 82.93 | c | 83.13 | d | 80.50 | e | 72.56 | e | 64.28 | d | 58.82 | e | 50.73 | e | 64.54 | |
1943 | 47.78 | b | 52.96 | e | 56.85 | k | 69.63 | g | 74.58 | e | 82.96 | d | 82.74 | d | 86.74 | h | 74.48 | e | 63.67 | g | 52.11 | c | ----- | z | 66.80 | e |
1944 | 43.78 | f | 50.20 | d | 57.50 | f | 65.40 | 75.05 | 82.92 | 84.08 | 81.48 | 72.27 | 64.53 | 53.08 | 42.32 | 67.13 | b | |||||||||
1945 | 46.73 | ----- | z | 58.21 | 63.48 | a | 73.97 | 79.17 | a | 80.52 | ----- | z | ----- | z | 62.29 | 55.77 | 45.95 | 62.90 | c | |||||||
1946 | 44.08 | 48.73 | 56.74 | 67.48 | a | 71.48 | 79.53 | 82.11 | c | 81.90 | b | ----- | z | ----- | z | ----- | z | 47.13 | d | 64.35 | c | |||||
1947 | 40.88 | c | 45.02 | b | 54.60 | a | 63.25 | d | 72.68 | c | 81.68 | b | 82.27 | i | 82.13 | l | 75.07 | c | 67.07 | b | ----- | z | 46.62 | f | 62.53 | d |
1948 | 48.33 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.93 | b | 54.80 | h | 49.83 | k | 69.93 | k |
1951 | 45.76 | ----- | z | 54.63 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.19 | j | ||
1952 | 51.63 | a | 50.98 | 54.10 | a | 63.63 | 72.27 | 83.27 | 80.71 | 82.98 | 74.45 | i | 62.87 | 50.68 | h | 44.34 | 64.68 | b | ||||||||
1953 | 53.00 | 48.38 | 59.65 | 64.75 | 71.81 | b | 83.03 | n | 86.24 | 83.06 | 76.13 | 65.34 | 53.19 | f | 41.55 | 64.99 | b | |||||||||
1954 | 49.21 | 54.59 | 57.79 | 69.74 | a | 72.40 | b | 81.87 | 85.05 | 83.34 | 79.63 | 70.73 | i | 55.43 | a | 47.65 | 66.97 | a | ||||||||
1955 | 44.11 | 46.91 | 58.30 | a | 66.95 | 73.78 | a | 80.72 | 82.65 | a | 82.27 | 76.66 | e | 65.19 | 54.47 | 50.13 | 65.18 | |||||||||
1956 | 47.37 | 47.38 | 58.66 | 63.08 | 76.92 | a | 84.60 | 84.84 | 82.23 | 76.82 | 68.03 | 50.43 | 47.23 | 65.63 | ||||||||||||
1957 | 47.82 | 56.80 | 57.34 | 63.12 | 70.94 | 81.17 | 85.37 | 83.37 | 75.03 | 62.68 | 48.93 | 48.05 | 65.05 | |||||||||||||
1958 | 42.53 | 48.11 | 50.97 | 62.88 | 73.44 | 83.22 | 85.16 | 82.05 | 74.92 | 61.79 | 53.27 | 45.33 | d | 63.64 | ||||||||||||
1959 | 44.47 | 48.64 | 54.74 | 62.52 | 73.73 | 81.15 | 80.63 | 83.11 | 77.67 | 64.38 | a | 50.70 | e | 45.65 | e | 63.95 | ||||||||||
1960 | 43.05 | 45.29 | c | 52.00 | h | 65.85 | 72.61 | 83.60 | a | 80.27 | 80.11 | 74.64 | a | 65.32 | a | 53.70 | 39.66 | 64.01 | a | |||||||
1961 | 40.79 | 49.52 | 55.53 | a | 63.67 | 73.37 | 79.46 | b | 81.18 | 80.66 | 75.17 | 65.59 | b | 49.37 | 45.11 | d | 63.28 | |||||||||
1962 | 40.71 | 55.04 | 53.11 | 66.32 | 76.03 | 80.38 | 83.35 | a | 83.47 | 76.12 | 66.45 | 53.90 | 44.96 | e | 64.99 | |||||||||||
1963 | 40.02 | 50.12 | 56.98 | 68.80 | 75.60 | a | 80.98 | 85.58 | 81.90 | 76.02 | 68.00 | 54.07 | 41.81 | 64.99 | ||||||||||||
1964 | 42.43 | c | 42.93 | 55.27 | 65.21 | a | 74.41 | c | 80.33 | 84.98 | 84.16 | 75.55 | 64.61 | 53.68 | 48.35 | a | 64.33 | |||||||||
1965 | 48.29 | 46.20 | 50.66 | 67.67 | 73.61 | 81.07 | 83.96 | c | 80.34 | 76.13 | 64.16 | 59.15 | 49.31 | e | 65.05 | |||||||||||
1966 | 40.16 | 44.64 | 57.31 | 64.85 | 73.85 | 79.08 | 86.05 | 79.71 | 75.62 | 62.16 | 57.32 | 44.31 | 63.75 | |||||||||||||
1967 | 46.13 | a | 51.26 | a | 62.29 | 70.40 | 72.50 | 80.72 | a | 83.53 | 79.65 | 73.13 | 65.13 | 55.58 | 43.37 | 65.31 | ||||||||||
1968 | 44.78 | a | 48.26 | 54.82 | 63.68 | 72.97 | 81.59 | a | 80.97 | 80.31 | 72.88 | 66.73 | 51.30 | 45.23 | 63.63 | |||||||||||
1969 | 50.71 | 50.80 | 48.90 | 66.78 | 73.90 | 80.22 | 85.76 | 85.21 | 76.25 | 63.26 | 52.88 | 47.55 | 65.19 | |||||||||||||
1970 | 44.71 | 50.25 | 53.22 | a | 63.88 | 70.98 | 78.50 | 81.94 | 81.87 | 75.22 | 59.71 | 52.58 | 49.42 | 63.52 | ||||||||||||
1971 | 47.27 | 48.31 | a | 57.23 | 63.71 | a | 72.56 | 81.35 | 82.69 | 76.81 | 74.38 | a | 65.15 | 55.35 | 47.32 | 64.34 | ||||||||||
1972 | 46.40 | 50.26 | b | 61.02 | 68.33 | 72.29 | ----- | z | ----- | z | 78.83 | a | ----- | z | ----- | z | 49.87 | ----- | z | 61.00 | e | |||||
1973 | 43.37 | 47.04 | 55.45 | 60.43 | 71.66 | 79.05 | 80.37 | 80.48 | 75.15 | 66.53 | 56.27 | 48.39 | 63.68 | |||||||||||||
1974 | 45.90 | 48.52 | 61.23 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.88 | i | |||
1975 | ----- | z | 50.63 | e | 55.56 | 62.65 | 70.44 | 80.90 | 80.13 | 80.53 | 72.03 | 65.39 | 54.95 | h | 47.15 | a | 66.54 | b | ||||||||
1976 | 45.73 | 55.02 | 57.92 | 65.63 | 70.31 | 81.78 | 79.18 | 80.97 | 73.27 | 60.00 | 46.27 | 43.89 | 63.33 | |||||||||||||
1977 | 41.88 | a | 50.48 | 54.43 | a | 64.38 | 75.13 | 83.13 | 84.98 | 86.87 | 81.03 | 67.21 | 55.69 | a | 51.64 | c | 66.41 | |||||||||
1978 | 42.32 | 46.59 | 59.58 | 69.52 | 75.53 | 83.53 | 85.37 | 81.24 | 73.53 | 65.53 | 55.41 | a | 46.27 | a | 65.37 | |||||||||||
1979 | 40.55 | 47.04 | b | 56.69 | 65.45 | 72.79 | 77.92 | 83.95 | 79.52 | 74.35 | 69.30 | a | 50.29 | a | 45.75 | g | 65.26 | a | ||||||||
1980 | 46.90 | 51.33 | 56.94 | 62.33 | 73.95 | 86.98 | 88.19 | 83.79 | 76.97 | 64.18 | a | 51.50 | b | 47.80 | p | 67.55 | a | |||||||||
1981 | 46.11 | 50.61 | a | 55.43 | c | 65.77 | 72.94 | 82.69 | c | 83.23 | 78.79 | 74.48 | 67.05 | a | 59.00 | 50.32 | i | 66.92 | a | |||||||
1982 | 48.74 | 49.67 | a | 61.16 | 67.42 | 73.90 | 82.84 | a | 85.40 | 84.69 | 79.65 | 65.10 | b | 54.37 | 45.41 | d | 66.53 | |||||||||
1983 | 43.02 | 50.44 | c | 58.60 | 62.72 | ----- | z | ----- | z | ----- | z | 84.35 | a | 79.78 | a | 68.45 | a | 61.24 | i | 46.79 | e | 61.77 | d | |||
1984 | ----- | z | ----- | z | 57.45 | b | 66.93 | a | 77.24 | 81.10 | 82.19 | 80.63 | 73.00 | 64.09 | c | 53.36 | b | 48.84 | c | 68.48 | b | |||||
1985 | 41.98 | d | 45.94 | a | 57.19 | b | 67.88 | a | 76.45 | c | 79.59 | m | 82.52 | a | 84.55 | 76.82 | 65.00 | a | 56.10 | 43.81 | 63.48 | a | ||||
1986 | 48.90 | g | 53.79 | 58.84 | 69.60 | 72.47 | 78.98 | 82.10 | a | 82.03 | 75.37 | 64.29 | b | 52.80 | b | 45.12 | a | 66.85 | a | |||||||
1987 | 45.45 | 50.25 | 50.07 | p | 62.53 | 71.16 | 78.02 | 82.87 | 82.50 | 74.40 | 67.52 | d | 53.98 | 45.97 | 64.97 | a | ||||||||||
1988 | 42.60 | a | 50.97 | 56.19 | 64.33 | 73.24 | 80.53 | 82.60 | 82.11 | 74.83 | i | 68.08 | a | 57.80 | 45.57 | d | 64.00 | a | ||||||||
1989 | 48.33 | a | 49.06 | a | 60.95 | 70.02 | 77.45 | i | 81.57 | 84.87 | 82.61 | 73.97 | 67.81 | 55.60 | 41.83 | p | 67.48 | b | ||||||||
1990 | 48.71 | 50.96 | 58.69 | 68.17 | a | 74.43 | d | 88.97 | a | 80.90 | b | 79.15 | 76.45 | ----- | z | ----- | z | ----- | z | 69.60 | c | |||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 82.66 | b | 81.03 | 77.00 | a | 66.44 | 49.57 | a | 45.40 | a | 67.02 | f | ||
1993 | 47.89 | c | 50.37 | a | 58.08 | a | 68.10 | a | 73.79 | 83.15 | 86.05 | a | 84.58 | 76.25 | 65.41 | b | 53.38 | a | 48.62 | b | 66.31 | |||||
1994 | 45.57 | d | 50.93 | a | 59.41 | c | 67.45 | a | 75.52 | 86.13 | 86.41 | b | 84.81 | 76.07 | 67.35 | a | 57.13 | g | 50.15 | 68.16 | a | |||||
1995 | 47.23 | 56.43 | 58.11 | 64.43 | 74.10 | a | 81.37 | 85.32 | 84.92 | 73.65 | c | 64.77 | a | 56.14 | a | 45.27 | a | 65.98 | ||||||||
1996 | 44.52 | a | 47.60 | d | 48.69 | j | 62.40 | d | 79.25 | c | 82.95 | b | 82.82 | a | 78.84 | 72.55 | b | 67.74 | 56.07 | b | 49.73 | a | 65.86 | a | ||
1997 | 45.03 | 47.20 | 60.24 | 62.63 | 73.87 | 80.80 | 85.08 | 83.39 | 78.30 | 65.90 | 52.02 | 42.92 | 64.78 | |||||||||||||
1998 | 48.82 | 51.59 | 57.10 | 63.76 | a | 79.60 | 86.90 | 88.05 | 83.19 | 81.02 | 70.07 | a | 57.68 | 47.16 | 67.91 | |||||||||||
1999 | 50.84 | b | 57.27 | 59.33 | a | 67.56 | c | 74.90 | 81.32 | 84.37 | 84.85 | 77.43 | 65.19 | 58.30 | b | 45.98 | a | 67.28 | ||||||||
2000 | 50.32 | 57.20 | a | 60.19 | 69.17 | a | 80.22 | a | 81.21 | a | 86.02 | a | 83.31 | 77.98 | 64.89 | 47.33 | a | 44.54 | c | 66.86 | ||||||
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | 46.05 | b | 48.77 | h | 57.67 | p | 68.53 | o | 75.12 | w | 45.10 | y | ----- | z | ----- | z | ----- | z | 65.88 | r | 58.71 | p | ----- | z | 46.05 | k |
2004 | 46.34 | o | 45.70 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.51 | 49.89 | 56.88 | 65.44 | 73.81 | 81.55 | 83.50 | 81.98 | 75.60 | 65.46 | 53.66 | 46.38 | 64.96 | |||||||||||||
S.D. | 3.15 | 3.23 | 2.87 | 2.51 | 2.17 | 2.49 | 2.15 | 2.08 | 2.21 | 2.24 | 3.09 | 2.56 | 1.28 | |||||||||||||
SKEW | 0.16 | 0.50 | -0.51 | 0.28 | 1.02 | 0.49 | 0.04 | -0.05 | 0.59 | -0.28 | -0.23 | -0.26 | 0.45 | |||||||||||||
MAX | 53.00 | 57.27 | 62.29 | 70.40 | 80.22 | 88.97 | 88.19 | 86.87 | 81.03 | 70.07 | 59.15 | 51.64 | 67.91 | |||||||||||||
MIN | 40.02 | 42.93 | 48.90 | 60.43 | 70.31 | 75.00 | 79.18 | 76.81 | 72.03 | 59.71 | 46.27 | 39.66 | 62.94 | |||||||||||||
YRS | 53 | 53 | 50 | 53 | 52 | 50 | 52 | 52 | 50 | 50 | 47 | 48 | 29 |