El Niño Advisory Oceanic Niño Index +2.46 °C · very strong NOAA, 12 November 2026 Next update 10 December 2026
How's the Climate
Regional six-month outlook

Australia and New Zealand

Rainfall and temperature odds for December–February, and what past El Niños did in the same season, for all 2 countries and territories.

CountryRainfall, December–FebruaryDrier / normal / wetterPast El NiñosTemperature
Australia Likely drier 55% / 25% / 20% 11 of 15 drier Likely warmer
New Zealand Likely wetter 6% / 29% / 65% No clear pattern No clear signal

Sources: Copernicus Climate Change Service (seasonal forecast, ERA5); NOAA Climate Prediction Center (El Niño seasons). Methods