YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1942 | 48.91 | i | 45.12 | 53.79 | 65.18 | 68.74 | 81.50 | 90.24 | 85.48 | 76.48 | 66.68 | 53.43 | 46.82 | 66.68 | a | |||||||||||
1943 | 45.89 | 51.73 | 57.29 | 66.13 | 72.71 | 77.83 | 87.34 | 86.39 | 80.10 | a | 67.40 | 52.33 | 45.97 | 65.93 | ||||||||||||
1944 | 43.77 | 47.57 | 54.90 | 61.86 | b | 72.68 | a | 76.12 | 83.77 | 86.00 | 79.53 | 69.52 | 50.10 | e | 45.87 | 64.31 | ||||||||||
1945 | 45.53 | 49.41 | 52.92 | a | 61.34 | a | 74.48 | 79.47 | 87.95 | 86.85 | 80.85 | 69.06 | 51.53 | 43.48 | 65.24 | |||||||||||
1946 | 44.00 | 46.20 | 56.74 | b | 67.25 | 72.10 | 82.93 | 87.02 | 87.33 | a | 77.65 | 60.35 | 49.29 | a | 47.29 | 64.85 | ||||||||||
1947 | 42.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.39 | k | |
1948 | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | 61.41 | o | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.97 | 54.38 | 48.10 | 57.48 | i | |||
1959 | 45.22 | a | 48.30 | 56.18 | 67.45 | 72.00 | 85.28 | 91.06 | 86.00 | a | 75.87 | 68.39 | 53.45 | 46.60 | 66.32 | |||||||||||
1960 | 42.00 | 45.45 | h | 58.08 | 65.35 | 74.73 | 85.77 | 88.68 | i | 83.65 | g | 81.30 | 66.90 | 54.02 | 44.23 | 63.60 | c | |||||||||
1961 | 44.00 | 50.27 | 55.53 | 65.38 | 72.24 | 85.20 | 89.48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.02 | e | |||||||
1962 | ----- | z | ----- | z | 57.85 | r | 69.02 | d | 71.02 | e | 80.36 | b | 86.05 | c | ----- | z | ----- | z | 71.53 | l | 60.19 | c | 45.03 | 68.61 | f | |
1963 | 40.12 | a | 52.74 | a | 53.89 | c | ----- | z | ----- | z | ----- | z | ----- | z | 86.92 | g | 78.17 | f | 68.20 | f | ----- | z | ----- | z | 48.92 | i |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | 55.67 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | 48.31 | d | 48.15 | h | 56.98 | a | 61.32 | 70.85 | 78.20 | 89.73 | 90.82 | a | 79.28 | 63.85 | d | 52.78 | c | 44.96 | c | 67.01 | a | |||||
1999 | 47.97 | b | 50.50 | a | 59.95 | a | 59.93 | a | 72.90 | a | 82.52 | a | 87.31 | 87.88 | b | 80.38 | 68.03 | b | 56.37 | 46.67 | a | 66.70 | ||||
2000 | 49.34 | b | 53.37 | c | 58.00 | a | 69.22 | a | 78.78 | a | 87.07 | a | 89.35 | 89.76 | 79.50 | a | 66.91 | b | 48.63 | 47.76 | 68.14 | |||||
2001 | 45.78 | b | 50.27 | d | 59.18 | a | 64.18 | b | 79.32 | 84.29 | a | 88.50 | b | 90.10 | 82.90 | 70.67 | e | 58.22 | a | 41.98 | g | 70.31 | a | |||
2002 | 43.00 | g | 49.80 | a | 54.97 | b | 68.10 | e | 73.93 | a | 85.79 | a | 93.55 | 87.30 | a | 79.98 | d | 64.46 | f | 53.84 | e | 46.14 | c | 69.34 | b | |
2003 | 52.55 | c | 50.90 | g | 57.83 | a | 63.40 | a | 76.32 | 85.43 | 93.65 | 90.75 | a | 82.45 | b | 72.61 | d | 51.73 | d | 46.57 | a | 70.30 | a | |||
2004 | 45.81 | e | 48.12 | c | 64.95 | b | 67.14 | a | 75.82 | c | 86.40 | 90.75 | a | 88.83 | a | 79.33 | d | 67.52 | f | 53.34 | a | 47.43 | c | 67.99 | a | |
2005 | 51.15 | d | 53.48 | b | 58.30 | a | 62.38 | e | 76.79 | c | 82.48 | e | 92.31 | m | 89.75 | s | 78.90 | f | 68.73 | e | 56.03 | a | 45.97 | b | 61.70 | c |
2006 | 48.19 | e | 52.00 | c | 54.15 | e | 65.74 | c | 79.30 | a | 87.52 | a | 95.13 | 91.63 | 82.18 | 68.63 | 58.21 | p | ----- | z | 72.45 | b | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.00 | 49.92 | 56.87 | 65.02 | 74.15 | 83.01 | 89.43 | 88.22 | 79.85 | 67.85 | 53.51 | 46.18 | 65.93 | |||||||||||||
S.D. | 3.28 | 2.52 | 2.84 | 2.81 | 3.05 | 3.44 | 2.98 | 2.06 | 2.03 | 2.89 | 3.01 | 1.26 | 1.29 | |||||||||||||
SKEW | 0.26 | -0.29 | 1.11 | -0.23 | 0.32 | -0.54 | 0.21 | 0.28 | -0.44 | -1.05 | 0.46 | -0.53 | 0.47 | |||||||||||||
MAX | 52.55 | 53.48 | 64.95 | 69.22 | 79.32 | 87.52 | 95.13 | 91.63 | 82.90 | 72.61 | 60.19 | 48.10 | 68.14 | |||||||||||||
MIN | 40.12 | 45.13 | 52.92 | 59.93 | 68.74 | 76.12 | 83.77 | 85.48 | 75.87 | 60.35 | 48.63 | 43.48 | 64.31 | |||||||||||||
YRS | 17 | 15 | 18 | 18 | 18 | 18 | 16 | 14 | 15 | 15 | 17 | 16 | 7 |