Mumbai weather in December 2025

Expect daytime maximum temperatures of 31°C in Mumbai, India in December and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 31°C maximum daytime temperature in December in Mumbai31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 0 days with some rainfall in December in Mumbai0
    0 days with some rainfall
  • 20°C minimum night-time temperature in December in Mumbai20
    20°C min night temperature
  • 11 hours of daylight per day in December in Mumbai11
    11 hours of daylight per day
  • High heat & humidity in December in MumbaiH
    High heat & humidity
  • 3 mm monthly rainfall in December in Mumbai3
    3 mm of monthly rainfall
  • UV (maximum) index 7 (High) in December in Mumbai7
    7 (High) UV index
  • 26°C sea temperature in December in Mumbai26
    26°C sea temperature

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The December weather guide for India (Mumbai) 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 Mumbai in December?

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

How sunny is it in Mumbai in December?

There are normally 8 hours of bright sunshine each day in Mumbai in December - that's 76% of daylight hours.

How warm is the sea around Mumbai in December?

The average sea temperature around Mumbai in December is 26°C.

Does it ever rain in Mumbai in December?

There are usually no days with some rain in Mumbai in December and the average monthly rainfall is 3mm.

Mumbai December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:55 18:00
Tuesday, 16th December 2025 07:04 18:04
Wednesday, 31st December 2025 07:11 18:12

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