American Samoa - Weather

Sep 14, 2025

American Samoa Weather for Sailors

There is very heavy rainfall all year, especially from December to April, which is the cyclone season. The average temperatures are 24-31°C (75-87°F). May to November are the trade wind months and are less humid.

The tropical climate averages between 84° and 86° Fahrenheit throughout the year, with ocean temperatures around 82°-86° Fahrenheit. Ninety percent of the islands are covered in untouched tropical rainforest.

American Samoa Weather Forecast Links:

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Related to following destinations: American Samoa
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