Bintan Island weather in December 2025

Expect daytime maximum temperatures of 30°C in Bintan Island, Indonesia in December and high heat and humidity based on long-term weather averages. There are 4 hours of sunshine per day on average with 20 days with some rainfall and typically 335 mm of rainfall in the month.

  • 30°C maximum daytime temperature in December in Bintan Island30
    30°C max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in December in Bintan Island20
    20 days with some rainfall
  • 22°C minimum night-time temperature in December in Bintan Island22
    22°C min night temperature
  • 12 hours of daylight per day in December in Bintan Island12
    12 hours of daylight per day
  • High heat & humidity in December in Bintan IslandH
    High heat & humidity
  • 335 mm monthly rainfall in December in Bintan Island335
    335 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Bintan Island11
    11+ (Extreme) UV index
  • 28°C sea temperature in December in Bintan Island28
    28°C sea temperature

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Bintan Island by month

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The December weather guide for Indonesia (Bintan 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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How hot is it in Bintan Island in December?

Daytime temperatures usually reach 30°C in Bintan Island in December with high heat and humidity, falling to 22°C at night.

How sunny is it in Bintan Island in December?

There are normally 4 hours of bright sunshine each day in Bintan Island in December - that's 35% of daylight hours.

How warm is the sea around Bintan Island in December?

The average sea temperature around Bintan Island in December is 28°C.

Does it rain in Bintan Island in December?

There are usually 20 days with some rain in Bintan Island in December and the average monthly rainfall is 335mm.

Bintan Island December sunrise & sunset times

Browse the sunrise and sunset times for Bintan Island in December 2025. Select a month to view Bintan Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:50 17:53
Tuesday, 16th December 2025 05:56 18:00
Wednesday, 31st December 2025 06:04 18:07

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