Port Blair weather in December 2025

Expect daytime maximum temperatures of 29°C in Port Blair, India in December and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 140 mm of rainfall in the month.

  • 29°C maximum daytime temperature in December in Port Blair29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 5 days with some rainfall in December in Port Blair5
    5 days with some rainfall
  • 23°C minimum night-time temperature in December in Port Blair23
    23°C min night temperature
  • 11 hours of daylight per day in December in Port Blair11
    11 hours of daylight per day
  • High heat & humidity in December in Port BlairH
    High heat & humidity
  • 140 mm monthly rainfall in December in Port Blair140
    140 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in December in Port Blair10
    10 (Very High) UV index
  • 28°C sea temperature in December in Port Blair28
    28°C sea temperature

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The December weather guide for India (Port Blair) 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 Port Blair in December?

Daytime temperatures usually reach 23°C in Port Blair in December, falling to 8°C at night.

How sunny is it in Port Blair in December?

There are normally 7 hours of bright sunshine each day in Port Blair in December - that's 68% of daylight hours.

Does it ever rain in Port Blair in December?

There is usually 1 day with some rain in Port Blair in December and the average monthly rainfall is 8mm.

Port Blair December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:23 16:53
Tuesday, 16th December 2025 05:31 16:58
Wednesday, 31st December 2025 05:38 17:06

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