Darwin Australia (12.4S,130.9E) sea-level pressure anomalies (0.1 hPa). jan feb mar apr may jun jul aug sep oct nov dec 1950 -18 -23 -14 -19 -12 -19 -10 -10 -4 -11 -23 -29 1951 -12 -15 -9 -2 8 -14 2 2 4 8 7 16 1952 2 5 4 7 -8 -1 -1 -4 0 -7 -11 11 1953 4 7 1 -7 20 -1 8 0 11 2 6 8 1954 -16 7 -2 -19 -10 -3 -7 -12 -2 1 3 -8 1955 18 -29 -12 -7 -17 -17 -14 -16 -12 -13 -12 3 1956 -17 -19 -10 -13 -20 -13 -19 -15 -7 -9 -1 -17 1957 0 -2 -1 -1 12 -1 -2 3 10 9 10 4 1958 20 5 2 -7 -2 -10 -7 -14 -6 -10 3 10 1959 -4 21 -10 -7 -7 2 4 1 -2 -1 -11 -12 1960 0 1 -8 -11 -11 -1 -6 -5 -16 1 -1 -1 1961 7 -2 17 -4 0 2 0 2 0 -2 4 -6 1962 -14 8 5 2 -10 -11 -8 3 -10 -9 -7 0 1963 -6 14 -12 -11 -8 7 4 -6 6 18 15 17 1964 8 5 -9 -5 -6 -8 -11 -9 -17 -11 -10 3 1965 -2 -9 -10 16 1 14 24 7 12 18 16 -7 1966 10 1 7 3 12 7 -2 -4 0 7 1 3 1967 -15 -10 -7 11 -1 -1 -3 -2 6 2 1 5 1968 -24 -15 3 1 -16 -4 -4 -3 1 4 10 0 1969 -7 -3 4 13 -1 1 4 4 -3 9 3 -4 1970 17 6 -7 4 -5 -8 7 -10 -20 -19 -13 -21 1971 -7 -21 -19 -16 -7 4 -6 -13 -13 -11 -5 -15 1972 -7 -15 -12 10 26 2 7 8 16 20 10 23 1973 8 17 -9 -6 -3 -16 -7 -15 -7 -6 -31 -7 1974 -25 -22 -24 -8 -1 -2 -5 -9 -11 -10 -11 -12 1975 -1 3 -13 -18 -7 -12 -14 -17 -17 -17 -8 -18 1976 -14 -12 -23 3 9 0 9 11 8 -7 -10 -8 1977 -6 -10 2 -3 2 9 5 6 8 17 12 8 1978 17 23 16 5 -18 -15 -18 -11 -5 1 3 1 1979 -5 3 0 1 1 0 -20 3 -4 4 3 12 1980 -6 -3 -7 1 2 -1 1 4 6 1 3 0 1981 -14 -4 20 3 -6 -11 -13 -6 -6 5 -4 2 1982 -2 4 -4 5 8 13 14 17 19 19 23 20 1983 33 37 22 5 6 7 13 11 0 -1 9 12 1984 6 -13 2 5 0 6 1 -8 -3 7 5 -22 1985 10 -12 -18 -21 -17 0 5 -6 -6 1 -4 3 1986 -18 3 5 -3 5 -16 -3 -10 1 3 5 24 1987 6 8 28 19 15 5 16 13 14 6 1 5 1988 13 1 -11 5 -3 13 -3 -5 -15 -15 -14 -8 1989 -11 2 -6 -20 -10 2 -10 3 -4 -7 -1 16 1990 4 34 4 1 -8 -2 -3 5 12 3 3 4 1991 -2 -1 16 3 15 7 3 10 12 5 13 12 1992 36 11 26 14 0 -1 18 -2 -9 6 7 0 1993 3 -2 22 18 13 13 4 21 13 14 2 -3 1994 2 -1 15 12 9 3 10 19 14 13 10 20 1995 5 12 -7 0 5 4 -4 2 -1 -4 0 2 1996 -8 -4 -5 -6 11 -2 -6 -6 -18 -9 -4 -17 1997 8 -18 7 23 8 21 12 21 26 28 26 13 1998 13 36 21 15 4 -5 -5 -3 -5 -10 -15 -14 1999 -16 -4 -16 -9 10 5 1 10 3 -3 -8 -7 2000 2 0 -5 -10 6 9 0 -8 -1 -15 -23 -24 2001 7 -31 0 -2 11 -4 3 3 -3 -7 -4 4 2002 7 0 12 4 10 5 15 7 9 -1 10 18 2003 4 0 6 9 4 4 3 0 0 -3 5 -11 2004 11 -4 -11 10 -5 19 8 5 10 5 4 0 2005 -2 24 6 15 12 -5 1 5 -2 -7 -5