September Rainfall and Precipitation in Upolu

Average rainfall, rainy days and the driest cities in Upolu, Samoa in September.

Upolu, Samoa, a region in Samoa, experiences precipitation in September ranging from high in Mulifanua (138 mm (5.4 in)) to heavy in Lalomanu (192 mm (7.6 in)).

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

Best Places to Visit in Upolu in September

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

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.

Popular cities in Upolu

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Islands in Samoa

Drill down to September weather for any region in Samoa.

Savaii

Upolu precipitation in September: frequently asked questions

How much rainfall does Upolu, Samoa receive in September?

If you're considering a trip to Upolu, Samoa, remember that September falls within the rainy season. In Apia, the month of September typically brings a significant amount of rain, with averages close to 185 mm (7.3 in). As a result, you can expect quick-changing weather patterns and numerous showers.

How many days does it rain in Upolu, Samoa in September?

Expect around 15 days rainy days in Apia during September.

Is September part of the rainy season in Upolu, Samoa?

Yes. September falls within the rainy season in Upolu, Samoa. Expect more frequent showers and pack accordingly.

What is the wettest city in September in Upolu, Samoa?

In our database, Lalomanu stands out as having an average rainfall level of 192 mm (7.6 in), making it the wettest location.

What is the driest city in September in Upolu, Samoa?

The driest place is Mulifanua with an average rainfall of 138 mm (5.4 in) according to our data.

Interested in more climate information?

We have much more information about the climate in Upolu.

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

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