September Rainfall and Precipitation in American Samoa

Monthly rainfall totals, rainy days and the driest cities across American Samoa in September.

American Samoa typically experiences rainy weather in September, with average rainfall around 137 mm (5.4 in) in Utulei.

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For a detailed overview over the year and the best time to visit American Samoa, check out our American Samoa's climate page.

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Best Places to Visit in American Samoa in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across American Samoa.

Conditions Temperatures Precipitation

Temperatures Precipitation

Monthly precipitation 0 mm (0 in) dry → 150 mm (5.9 in) wet

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.

American Samoa precipitation in September: frequently asked questions

How much rainfall does American Samoa receive in September?

Utulei often experiences a notable amount of rain in September, with an average of about 137 mm (5.4 in). The city's weather is known to change unexpectedly because of these showers.

How many days does it rain in American Samoa in September?

Utulei sees roughly 15 days rainy days during September.

Is September part of the rainy season in American Samoa?

No. September sits outside the typical rainy season in American Samoa, so you can expect drier conditions overall.

Interested in more climate information?

We have much more information about the climate in American Samoa.

Weather and climate has detailed information for every country in the world. Are you going to American Samoa? Get detailed historical weather averages for many cities in American Samoa.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.