April global surface TempLS down 0.021°C from March.

The TempLS FEM anomaly (1961-90 base) was 1.005°C in April, down from 1.026°C in March. It was the third warmest April in the record, equal to 2020 and behind 2024 and 2025.

Here is the temperature map, using the FEM-based map of anomalies. Use the arrows to see different 2D projections.

As always, the 3D globe map gives better detail. There are more graphs and a station map in the ongoing report which is updated daily.