Lalomanu weather in September 2025

Q: How hot is it in Lalomanu in September?

Daytime temperatures usually reach 29°C in Lalomanu in September with high heat and humidity, falling to 23°C at night.

Q: How warm is the sea around Lalomanu in September?

The average sea temperature around Lalomanu in September is 28°C.

Q: Does it rain in Lalomanu in September?

There are usually 5 days with some rain in Lalomanu in September and the average monthly rainfall is 177mm.

Expect daytime maximum temperatures of 84°F in Lalomanu, Samoa in September and high heat and humidity based on long-term weather averages. There is typically7.0 inches of rainfall in the month.

84
84°F max day temperature
5
5 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
7.0
7.0 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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The September weather guide for Samoa (Lalomanu) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

How hot is it in Lalomanu in September?

Daytime temperatures usually reach 84°F in Lalomanu in September with high heat and humidity, falling to 73°F at night.

How warm is the sea around Lalomanu in September?

The average sea temperature around Lalomanu in September is 82°F.

Does it rain in Lalomanu in September?

There are usually 5 days with some rain in Lalomanu in September and the average monthly rainfall is 7.0 inches.

Lalomanu September sunrise & sunset times

Browse the sunrise and sunset times for Lalomanu in September 2025. Select a month to view Lalomanu sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st September 2025	06:31	18:21
Monday, 15th September 2025	06:21	18:21
Tuesday, 30th September 2025	06:10	18:22

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Samoa - quick facts
Time difference	UK +13 hours
Language(s)	Samoan, English
Currency	Samoan Tala
Electricity	I plug (230V)
Driving side	Left
Why visit?	Beaches Culture Nature
Tourist info	Samoa Tourism Authority