2025

March 2025 tied 2024 and 2016 for the warmest March on record. 2025 has a 34% chance to be a record-breaking year. ENSO transitioned to a neutral state.

February 2025 was the third warmest February on record, behind 2024 and 2020. However, there is now a ~38% chance that 2025 will be the warmest year on record, which is 8% more than the estimate made last month.

Globally, January 2025 was the warmest January on record, surpassing January 2024 by 0.09 °C. This is a surprising result given the La Niña event that began in December. There is now a ~30% chance that 2025 will be the warmest year on record (up from ~6% from the start of the year).