SoE2017: Southern Oscillation Index

El Niño conditions prevailed in 2015 and at the start of 2016, followed by ENSO-neutral conditions for much of 2017.

Southern Oscillation Index API CSV
A monthly summary of the Southern Oscillation Index (SOI), included as a...

Field	Value
Source	https://www.stateoftheenvironment.des.qld.gov.au/climate/coasts-and-oceans/southern-oscillation-index
Version	1.0
Security Classification	PUBLIC
Used in data driven application	NO
Update Frequency	Annually