Southern
Oscillation Year + fraction Year Month
----------------------------------------------
-0.7 1955.04 1955 1
1.3 1955.13 1955 2
0.1 1955.21 1955 3
-0.9 1955.29 1955 4
0.8 1955.38 1955 5
1.6 1955.46 1955 6
1.7 1955.54 1955 7
1.4 1955.63 1955 8
1.4 1955.71 1955 9
1.5 1955.79 1955 10
1.4 1955.88 1955 11
0.9 1955.96 1955 12
1.2 1956.04 1956 1
1.1 1956.13 1956 2
0.9 1956.21 1956 3
1.1 1956.29 1956 4
1.4 1956.38 1956 5
1.2 1956.46 1956 6
1.1 1956.54 1956 7
1.0 1956.63 1956 8
0.0 1956.71 1956 9
1.9 1956.79 1956 10
0.1 1956.88 1956 11
0.9 1956.96 1956 12
0.4 1957.04 1957 1
-0.4 1957.13 1957 2
-0.4 1957.21 1957 3
0.0 1957.29 1957 4
-1.1 1957.38 1957 5
-0.4 1957.46 1957 6
0.1 1957.54 1957 7
-1.1 1957.63 1957 8
-1.0 1957.71 1957 9
-0.1 1957.79 1957 10
-1.2 1957.88 1957 11
-0.5 1957.96 1957 12
-1.9 1958.04 1958 1
-0.7 1958.13 1958 2
-0.3 1958.21 1958 3
0.1 1958.29 1958 4
-1.3 1958.38 1958 5
-0.3 1958.46 1958 6
0.3 1958.54 1958 7
0.7 1958.63 1958 8
-0.4 1958.71 1958 9
-0.4 1958.79 1958 10
-0.6 1958.88 1958 11
-0.8 1958.96 1958 12
-0.9 1959.04 1959 1
-1.5 1959.13 1959 2
0.8 1959.21 1959 3
0.2 1959.29 1959 4
0.2 1959.38 1959 5
-0.9 1959.46 1959 6
-0.5 1959.54 1959 7
-0.6 1959.63 1959 8
0.0 1959.71 1959 9
0.3 1959.79 1959 10
0.9 1959.88 1959 11
0.8 1959.96 1959 12
0.0 1960.04 1960 1
-0.2 1960.13 1960 2
0.5 1960.21 1960 3
0.9 1960.29 1960 4
0.2 1960.38 1960 5
-0.5 1960.46 1960 6
0.4 1960.54 1960 7
0.5 1960.63 1960 8
0.7 1960.71 1960 9
-0.1 1960.79 1960 10
0.6 1960.88 1960 11
0.7 1960.96 1960 12
-0.4 1961.04 1961 1
0.5 1961.13 1961 2
-2.6 1961.21 1961 3
1.1 1961.29 1961 4
0.2 1961.38 1961 5
-0.4 1961.46 1961 6
0.1 1961.54 1961 7
-0.3 1961.63 1961 8
0.0 1961.71 1961 9
-0.8 1961.79 1961 10
0.7 1961.88 1961 11
1.4 1961.96 1961 12
1.7 1962.04 1962 1
-0.5 1962.13 1962 2
-0.4 1962.21 1962 3
0.0 1962.29 1962 4
1.2 1962.38 1962 5
0.5 1962.46 1962 6
-0.1 1962.54 1962 7
0.3 1962.63 1962 8
0.5 1962.71 1962 9
0.9 1962.79 1962 10
0.2 1962.88 1962 11
0.0 1962.96 1962 12
0.8 1963.04 1963 1
0.3 1963.13 1963 2
0.6 1963.21 1963 3
0.9 1963.29 1963 4
0.0 1963.38 1963 5
-1.5 1963.46 1963 6
-0.3 1963.54 1963 7
-0.4 1963.63 1963 8
-0.7 1963.71 1963 9
-1.6 1963.79 1963 10
-1.0 1963.88 1963 11
-1.4 1963.96 1963 12
-0.5 1964.04 1964 1
-0.2 1964.13 1964 2
0.6 1964.21 1964 3
1.7 1964.29 1964 4
-0.2 1964.38 1964 5
0.7 1964.46 1964 6
0.5 1964.54 1964 7
1.4 1964.63 1964 8
1.3 1964.71 1964 9
1.3 1964.79 1964 10
0.0 1964.88 1964 11
-0.5 1964.96 1964 12
-0.5 1965.04 1965 1
0.0 1965.13 1965 2
0.2 1965.21 1965 3
-1.1 1965.29 1965 4
0.0 1965.38 1965 5
-1.5 1965.46 1965 6
-2.3 1965.54 1965 7
-1.3 1965.63 1965 8
-1.4 1965.71 1965 9
-1.2 1965.79 1965 10
-1.8 1965.88 1965 11
0.0 1965.96 1965 12
-1.4 1966.04 1966 1
-0.5 1966.13 1966 2
-1.6 1966.21 1966 3
-0.7 1966.29 1966 4
-0.6 1966.38 1966 5
0.0 1966.46 1966 6
-0.1 1966.54 1966 7
0.3 1966.63 1966 8
-0.3 1966.71 1966 9
-0.3 1966.79 1966 10
-0.1 1966.88 1966 11
-0.5 1966.96 1966 12
1.5 1967.04 1967 1
1.2 1967.13 1967 2
0.8 1967.21 1967 3
-0.2 1967.29 1967 4
-0.4 1967.38 1967 5
0.6 1967.46 1967 6
0.0 1967.54 1967 7
0.4 1967.63 1967 8
0.5 1967.71 1967 9
-0.2 1967.79 1967 10
-0.7 1967.88 1967 11
-0.7 1967.96 1967 12
0.5 1968.04 1968 1
0.8 1968.13 1968 2
-0.5 1968.21 1968 3
-0.3 1968.29 1968 4
1.2 1968.38 1968 5
1.4 1968.46 1968 6
0.6 1968.54 1968 7
-0.1 1968.63 1968 8
-0.3 1968.71 1968 9
-0.3 1968.79 1968 10
-0.4 1968.88 1968 11
0.0 1968.96 1968 12
-1.4 1969.04 1969 1
0.8 1969.13 1969 2
-0.1 1969.21 1969 3
-0.8 1969.29 1969 4
-0.8 1969.38 1969 5
-0.2 1969.46 1969 6
-0.7 1969.54 1969 7
-0.6 1969.63 1969 8
-1.0 1969.71 1969 9
-1.4 1969.79 1969 10
-0.1 1969.88 1969 11
0.3 1969.96 1969 12
-1.2 1970.04 1970 1
-1.2 1970.13 1970 2
0.0 1970.21 1970 3
-0.5 1970.29 1970 4
0.1 1970.38 1970 5
1.1 1970.46 1970 6
-0.6 1970.54 1970 7
0.3 1970.63 1970 8
1.2 1970.71 1970 9
0.8 1970.79 1970 10
1.8 1970.88 1970 11
1.8 1970.96 1970 12
0.2 1971.04 1971 1
1.4 1971.13 1971 2
2.0 1971.21 1971 3
2.6 1971.29 1971 4
0.9 1971.38 1971 5
0.2 1971.46 1971 6
0.1 1971.54 1971 7
1.4 1971.63 1971 8
1.5 1971.71 1971 9
1.8 1971.79 1971 10
0.5 1971.88 1971 11
0.1 1971.96 1971 12
0.3 1972.04 1972 1
0.6 1972.13 1972 2
0.1 1972.21 1972 3
-0.5 1972.29 1972 4
-2.1 1972.38 1972 5
-1.7 1972.46 1972 6
-1.9 1972.54 1972 7
-1.1 1972.63 1972 8
-1.5 1972.71 1972 9
-1.1 1972.79 1972 10
-0.4 1972.88 1972 11
-1.5 1972.96 1972 12
-0.4 1973.04 1973 1
-1.5 1973.13 1973 2
0.2 1973.21 1973 3
-0.4 1973.29 1973 4
0.3 1973.38 1973 5
1.2 1973.46 1973 6
0.5 1973.54 1973 7
1.2 1973.63 1973 8
1.3 1973.71 1973 9
0.6 1973.79 1973 10
2.9 1973.88 1973 11
1.7 1973.96 1973 12
2.2 1974.04 1974 1
1.5 1974.13 1974 2
2.1 1974.21 1974 3
1.3 1974.29 1974 4
1.3 1974.38 1974 5
0.1 1974.46 1974 6
1.2 1974.54 1974 7
0.5 1974.63 1974 8
1.1 1974.71 1974 9
0.8 1974.79 1974 10
-0.4 1974.88 1974 11
0.0 1974.96 1974 12
-0.6 1975.04 1975 1
0.4 1975.13 1975 2
1.1 1975.21 1975 3
1.5 1975.29 1975 4
0.5 1975.38 1975 5
1.7 1975.46 1975 6
2.1 1975.54 1975 7
2.0 1975.63 1975 8
2.2 1975.71 1975 9
1.7 1975.79 1975 10
1.3 1975.88 1975 11
2.0 1975.96 1975 12
1.2 1976.04 1976 1
1.2 1976.13 1976 2
1.3 1976.21 1976 3
0.2 1976.29 1976 4
0.6 1976.38 1976 5
-0.1 1976.46 1976 6
-1.2 1976.54 1976 7
-1.5 1976.63 1976 8
-1.2 1976.71 1976 9
0.2 1976.79 1976 10
0.7 1976.88 1976 11
-0.5 1976.96 1976 12
-0.5 1977.04 1977 1
0.8 1977.13 1977 2
-1.2 1977.21 1977 3
-1.3 1977.29 1977 4
-1.1 1977.38 1977 5
-2.3 1977.46 1977 6
-1.5 1977.54 1977 7
-1.4 1977.63 1977 8
-0.9 1977.71 1977 9
-1.4 1977.79 1977 10
-1.6 1977.88 1977 11
-1.3 1977.96 1977 12
-0.5 1978.04 1978 1
-2.6 1978.13 1978 2
-0.8 1978.21 1978 3
-0.9 1978.29 1978 4
1.3 1978.38 1978 5
0.4 1978.46 1978 6
0.4 1978.54 1978 7
0.1 1978.63 1978 8
0.0 1978.71 1978 9
-0.8 1978.79 1978 10
-0.1 1978.88 1978 11
-0.2 1978.96 1978 12
-0.5 1979.04 1979 1
0.6 1979.13 1979 2
-0.5 1979.21 1979 3
-0.7 1979.29 1979 4
0.5 1979.38 1979 5
0.6 1979.46 1979 6
1.3 1979.54 1979 7
-0.7 1979.63 1979 8
0.1 1979.71 1979 9
-0.4 1979.79 1979 10
-0.6 1979.88 1979 11
-0.9 1979.96 1979 12
0.3 1980.04 1980 1
0.0 1980.13 1980 2
-1.1 1980.21 1980 3
-1.7 1980.29 1980 4
-0.3 1980.38 1980 5
-0.7 1980.46 1980 6
-0.2 1980.54 1980 7
-0.1 1980.63 1980 8
-0.5 1980.71 1980 9
-0.3 1980.79 1980 10
-0.5 1980.88 1980 11
-0.2 1980.96 1980 12
0.3 1981.04 1981 1
-0.5 1981.13 1981 2
-2.0 1981.21 1981 3
-0.6 1981.29 1981 4
0.8 1981.38 1981 5
1.6 1981.46 1981 6
0.8 1981.54 1981 7
0.4 1981.63 1981 8
0.3 1981.71 1981 9
-0.7 1981.79 1981 10
0.1 1981.88 1981 11
0.4 1981.96 1981 12
1.0 1982.04 1982 1
0.0 1982.13 1982 2
0.0 1982.21 1982 3
-0.1 1982.29 1982 4
-0.6 1982.38 1982 5
-2.5 1982.46 1982 6
-2.0 1982.54 1982 7
-2.7 1982.63 1982 8
-1.9 1982.71 1982 9
-2.2 1982.79 1982 10
-3.2 1982.88 1982 11
-2.5 1982.96 1982 12
-3.4 1983.04 1983 1
-3.5 1983.13 1983 2
-3.2 1983.21 1983 3
-2.1 1983.29 1983 4
0.9 1983.38 1983 5
-0.5 1983.46 1983 6
-0.9 1983.54 1983 7
-0.4 1983.63 1983 8
0.9 1983.71 1983 9
0.3 1983.79 1983 10
-0.1 1983.88 1983 11
-0.1 1983.96 1983 12
0.0 1984.04 1984 1
0.4 1984.13 1984 2
-0.8 1984.21 1984 3
0.4 1984.29 1984 4
0.0 1984.38 1984 5
-1.2 1984.46 1984 6
0.0 1984.54 1984 7
0.1 1984.63 1984 8
0.1 1984.71 1984 9
-0.6 1984.79 1984 10
0.3 1984.88 1984 11
-0.3 1984.96 1984 12
-0.5 1985.04 1985 1
0.8 1985.13 1985 2
0.2 1985.21 1985 3
1.4 1985.29 1985 4
-0.2 1985.38 1985 5
-1.4 1985.46 1985 6
-0.3 1985.54 1985 7
0.7 1985.63 1985 8
0.0 1985.71 1985 9
-0.8 1985.79 1985 10
-0.4 1985.88 1985 11
0.1 1985.96 1985 12
0.8 1986.04 1986 1
-1.2 1986.13 1986 2
-0.1 1986.21 1986 3
0.1 1986.29 1986 4
-0.6 1986.38 1986 5
1.0 1986.46 1986 6
0.1 1986.54 1986 7
-0.9 1986.63 1986 8
-0.5 1986.71 1986 9
0.6 1986.79 1986 10
-1.6 1986.88 1986 11
-1.6 1986.96 1986 12
-0.7 1987.04 1987 1
-1.4 1987.13 1987 2
-2.0 1987.21 1987 3
-2.7 1987.29 1987 4
-2.0 1987.38 1987 5
-2.7 1987.46 1987 6
-1.8 1987.54 1987 7
-1.7 1987.63 1987 8
-1.1 1987.71 1987 9
-0.7 1987.79 1987 10
-0.1 1987.88 1987 11
-0.6 1987.96 1987 12
-0.3 1988.04 1988 1
-0.6 1988.13 1988 2
0.1 1988.21 1988 3
0.0 1988.29 1988 4
1.1 1988.38 1988 5
-0.3 1988.46 1988 6
1.1 1988.54 1988 7
1.4 1988.63 1988 8
1.9 1988.71 1988 9
1.5 1988.79 1988 10
1.9 1988.88 1988 11
1.1 1988.96 1988 12
1.5 1989.04 1989 1
1.1 1989.13 1989 2
0.6 1989.21 1989 3
1.6 1989.29 1989 4
1.2 1989.38 1989 5
0.5 1989.46 1989 6
0.8 1989.54 1989 7
-0.8 1989.63 1989 8
0.6 1989.71 1989 9
0.6 1989.79 1989 10
-0.4 1989.88 1989 11
-0.7 1989.96 1989 12
-0.2 1990.04 1990 1
-2.4 1990.13 1990 2
-1.2 1990.21 1990 3
0.0 1990.29 1990 4
1.1 1990.38 1990 5
0.0 1990.46 1990 6
0.5 1990.54 1990 7
-0.5 1990.63 1990 8
-0.8 1990.71 1990 9
0.1 1990.79 1990 10
-0.7 1990.88 1990 11
-0.4 1990.96 1990 12
0.6 1991.04 1991 1
-0.1 1991.13 1991 2
-1.4 1991.21 1991 3
-1.0 1991.29 1991 4
-1.5 1991.38 1991 5
-0.5 1991.46 1991 6
-0.2 1991.54 1991 7
-0.9 1991.63 1991 8
-1.8 1991.71 1991 9
-1.5 1991.79 1991 10
-0.8 1991.88 1991 11
-2.3 1991.96 1991 12
-3.4 1992.04 1992 1
-1.4 1992.13 1992 2
-3.0 1992.21 1992 3
-1.4 1992.29 1992 4
0.0 1992.38 1992 5
-1.2 1992.46 1992 6
-0.8 1992.54 1992 7
0.0 1992.63 1992 8
0.0 1992.71 1992 9
-1.9 1992.79 1992 10
-0.9 1992.88 1992 11
-1.1 1992.96 1992 12
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