Gili Islands weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Gili Islands in September. Check more long-term weather averages for Gili Islands in September before you book your next holiday to Lombok in 2025/2026.

  • 31°C maximum daytime temperature in September in Gili Islands31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in September in Gili Islands2
    2 days with some rainfall
  • 20°C minimum night-time temperature in September in Gili Islands20
    20°C min night temperature
  • 12 hours of daylight per day in September in Gili Islands12
    12 hours of daylight per day
  • High heat & humidity in September in Gili IslandsH
    High heat & humidity
  • 37 mm monthly rainfall in September in Gili Islands37
    37 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Gili Islands11
    11+ (Extreme) UV index
  • 27°C sea temperature in September in Gili Islands27
    27°C sea temperature

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The September weather guide for Lombok (Gili Islands) 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 Gili Islands in September?

Daytime temperatures usually reach 31°C in Gili Islands in September with high heat and humidity, falling to 20°C at night.

How sunny is it in Gili Islands in September?

There are normally 9 hours of bright sunshine each day in Gili Islands in September - that's 77% of daylight hours.

How warm is the sea around Gili Islands in September?

The average sea temperature around Gili Islands in September is 27°C.

Does it ever rain in Gili Islands in September?

There are usually 2 days with some rain in Gili Islands in September and the average monthly rainfall is 37mm.

Gili Islands September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:17 18:14
Monday, 15th September 2025 06:10 18:13
Tuesday, 30th September 2025 06:01 18:11

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