Lalomanu weather in September 2025

Expect daytime maximum temperatures of 29°C in Lalomanu, Samoa in September and high heat and humidity based on long-term weather averages. There is typically177 mm of rainfall in the month.

  • 29°C maximum daytime temperature in September in Lalomanu29
    29°C max day temperature
  • 5 days with some rainfall in September in Lalomanu5
    5 days with some rainfall
  • 23°C minimum night-time temperature in September in Lalomanu23
    23°C min night temperature
  • 12 hours of daylight per day in September in Lalomanu12
    12 hours of daylight per day
  • High heat & humidity in September in LalomanuH
    High heat & humidity
  • 177 mm monthly rainfall in September in Lalomanu177
    177 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Lalomanu11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Lalomanu28
    28°C 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 / mm)  |  Imperial (°F / inches)

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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.

How warm is the sea around Lalomanu in September?

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

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.

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.

JanFebMarAprMayJunJulAugSepOctNovDec

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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