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Average climate of American Samoa

The climate of American Samoa has an average yearly temperature of 30°C. Throughout the year, the average monthly temperature can drop to 29°C and rise to 31°C.

Annually, about 2998 mm of rain falls. This gives a good overview of how much rain to expect in American Samoa.

The best time to visit American Samoa is June to September. Although it often rains during this period, it rains less than in other months. The temperatures are also good for visiting American Samoa.

Temperature 29 to 31°C
Rain 2998 mm
The climate of American Samoa

Climate table American Samoa

The climate table for American Samoa shows the average temperatures, precipitation, and UV index per month.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daytime temperature (°C) 30 31 31 30 30 29 29 29 29 30 30 30
Nighttime temperature (°C) 27 27 27 27 27 26 26 26 26 26 26 26
Precipitation (mm) 337 420 236 284 255 161 175 146 130 221 271 362
UV Index 8 8 8 8 7 7 7 8 9 9 9 8
Best month No No No No No Yes Yes Yes Yes No No No

Temperature per month in American Samoa

This graph shows the average high temperatures in degrees Celsius for each month in American Samoa

Temperature per month in American Samoa

Precipitation per month in American Samoa

This graph shows the average monthly precipitation in millimeters in American Samoa.

Precipitation per month in American Samoa

UV index per month in American Samoa

This graph shows the average UV index per month in American Samoa.

UV index per month in American Samoa

Yearly temperature in American Samoa

This graph shows the average yearly temperature in American Samoa, measured in degrees Celsius.

Yearly temperature in American Samoa

Yearly total precipitation in American Samoa

This graph shows the average yearly precipitation in millimeters in American Samoa.

Precipitation per year in American Samoa

Weather experiences in American Samoa

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Average weather in American Samoa per month

Click on a month below to see in detail how the weather typically is in American Samoa and what to expect. Based on the historical weather data of American Samoa, you can view the average temperature, precipitation, wind, and UV index for each day of the month.