Relevant bits:

As extreme as this year’s temperatures were, they did not catch researchers off guard. Scientists’ ... 2023’s heat is still broadly within this range, albeit on the high end. ... one exceptional year would not be enough to suggest something was faulty with the computer models ... Global temperatures have long bobbed up and down around a steady warming trend because of cyclical factors like El Niño ... has intensified since, possibly signaling more record heat to come in 2024. ... “I’m not willing to say that we’ve ‘broken the climate’ or there’s anything weird going on until more evidence comes in.” ... Until the current El Niño is over, “it’s unlikely we’ll be able to make definitive claims,” he said.