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

Melanesia

Rainfall and temperature odds for December–February, and what past El Niños did in the same season, for all 5 countries and territories.

CountryRainfall, December–FebruaryDrier / normal / wetterPast El NiñosTemperature
Fiji Likely drier >95% / <5% / <5% 12 of 15 drier Likely warmer
New Caledonia Likely drier 63% / 25% / 12% 13 of 15 drier Likely warmer
Papua New Guinea Likely wetter 8% / <5% / 90% No clear pattern Likely warmer
Solomon Islands Leaning wetter 14% / 39% / 47% No clear pattern Likely warmer
Vanuatu Likely drier 90% / 10% / <5% 11 of 15 drier Likely warmer

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