May 2026

Indian Ocean Dipole (IOD)

The Indian Ocean Dipole (IOD) is neutral.

  • The latest weekly value reported by the Bureau of Meteorology of the Indian Ocean Dipole (IOD) index was -0.34°C (as of 7 June 2026).

The latest value can be found on the Bureau of Meteorology’s website.

The Indian Ocean Dipole (IOD) is the difference in sea surface temperatures between the eastern and western tropical Indian Ocean.

Indian Ocean Dipole monthly index and forecast summary.
Sourced from the Australian Bureau of Meteorology
Image for Indian Ocean Dipole