Does La Nina Last 7 Years 2024. The 2023/24 el niño event, which helped fuel a spike in global temperatures and extreme weather around the world, is now showing signs of ending. In the last 27 years, over 15 la niña’s, more were warmer than colder.
But they’re not likely to last long: “it’s almost as if climate change has trumped the effects of el niño,” said phillips.