Jaymi McCann The weather in the UK is predictably unpredictable, but a change in climate patterns later in the year could see temperatures boosted by the meteorological phenomenon known as El Niño. Climate experts are predicting a change in El Niño, which could impact conditions around the globe, including in the UK, potentially increasing temperatures. But what is El Niño and how could it affect us in the UK? What is El Nino?