Phu Quoc Island weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Phu Quoc Island in September. Check more long-term weather averages for Phu Quoc Island in September before you book your next holiday to Vietnam in 2025/2026.

  • 30°C maximum daytime temperature in September in Phu Quoc Island30
    30°C max day temperature
  • 5 hours of sunshine per day
  • 20 days with some rainfall in September in Phu Quoc Island20
    20 days with some rainfall
  • 24°C minimum night-time temperature in September in Phu Quoc Island24
    24°C min night temperature
  • 12 hours of daylight per day in September in Phu Quoc Island12
    12 hours of daylight per day
  • High heat & humidity in September in Phu Quoc IslandH
    High heat & humidity
  • 282 mm monthly rainfall in September in Phu Quoc Island282
    282 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Phu Quoc Island11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Phu Quoc Island29
    29°C sea temperature

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The September weather guide for Vietnam (Phu Quoc Island) 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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More about Vietnam

How hot is it in Phu Quoc Island in September?

Daytime temperatures usually reach 30°C in Phu Quoc Island in September with high heat and humidity, falling to 24°C at night.

How sunny is it in Phu Quoc Island in September?

There are normally 5 hours of bright sunshine each day in Phu Quoc Island in September - that's 43% of daylight hours.

How warm is the sea around Phu Quoc Island in September?

The average sea temperature around Phu Quoc Island in September is 29°C.

Does it rain in Phu Quoc Island in September?

There are usually 20 days with some rain in Phu Quoc Island in September and the average monthly rainfall is 282mm.

Phu Quoc Island September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:55 18:13
Monday, 15th September 2025 05:54 18:04
Tuesday, 30th September 2025 05:53 17:55

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