Long Paddock


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Latest Southern Oscillation Index values

Please note: the daily SOI value published on 23 December 2016 was incorrect due to a data processing error. The corrected value was published on 3 January 2017. If you accessed our SOI data or SOI phase information between those dates we recommend you download a new copy to ensure you have the corrected information. We apologise for any inconvenience caused.

SOI values for 27 Feb 2017
Average for last 30 days-2.00
Average for last 90 days-0.42
Daily contribution to SOI calculation5.67
Monthly average SOI values

Note: Calculated using the 1887–1989 base period. This information is updated daily. The new data are typically available by 7:00pm (AEST).

Southern Oscillation Index (SOI)