In March 2025, most parts of the Maritime Southeast Asia experienced warmer temperatures, particularly in Myanmar, Brunei Darussalam, and southern Indonesia. However, cooler-than-normal anomalies were observed in parts of Thailand, Lao PDR, Cambodia, and Vietnam.

Elsewhere, no other significant temperature anomalies were noted.

The maps on the right (top to bottom) indicate the observed temperature for March 2025, along with the climatological normal from 1991 to 2020, providing context for the anomaly map on the left.