Andaman Sea water temperature
Andaman Sea, Koh Lanta · Sea/Coast
The current water temperature at Andaman Sea is 30.2 °C (as of September 20, 2026, source: Open-Meteo marine model).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
Measurement series & statistics
This measurement series includes 609 data points since July 22, 2026.
Lowest recorded value: 29.7 °C on September 19, 2026 · highest value: 31.5 °C on August 4, 2026.
In September, temperatures have ranged between 29.7 °C and 30.9 °C.
The current value is 0.3 °C below the September average of this series.
Nearby waters
More measuring points: Andaman Sea
Frequently asked questions
Can you swim at Andaman Sea right now?
The current water temperature is 30.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Andaman Sea?
Currently 30.2 °C (updated continuously).
How warm is at Andaman Sea in September?
In September, the water temperature recently averaged 30.5 °C.
When is the water warmest at Andaman Sea?
Across the measurement record, August is on average the warmest month (30.6 °C).
