Sandakan weather in December 2025

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

  • 30°C maximum daytime temperature in December in Sandakan30
    30°C max day temperature
  • 5 hours of sunshine per day
  • 26 days with some rainfall in December in Sandakan26
    26 days with some rainfall
  • 23°C minimum night-time temperature in December in Sandakan23
    23°C min night temperature
  • 12 hours of daylight per day in December in Sandakan12
    12 hours of daylight per day
  • High heat & humidity in December in SandakanH
    High heat & humidity
  • 435 mm monthly rainfall in December in Sandakan435
    435 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in December in Sandakan11
    11 (Extreme) UV index
  • 28°C sea temperature in December in Sandakan28
    28°C sea temperature

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The December weather guide for Malaysia (Sandakan) 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 Malaysia

How hot is it in Sandakan in December?

Daytime temperatures usually reach 30°C in Sandakan in December with high heat and humidity, falling to 23°C at night.

How sunny is it in Sandakan in December?

There are normally 5 hours of bright sunshine each day in Sandakan in December - that's 44% of daylight hours.

How warm is the sea around Sandakan in December?

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

Does it rain in Sandakan in December?

There are usually 26 days with some rain in Sandakan in December and the average monthly rainfall is 435mm.

Sandakan December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:02 17:51
Tuesday, 16th December 2025 06:09 17:57
Wednesday, 31st December 2025 06:17 18:04

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