December weather forecast and climate
Mumbai, India

The iconic ancient arch monument of the Gateway of Mumbai, India
The iconic ancient arch monument of the Gateway of Mumbai, India
December in Mumbai is warm during the days and cooler during the nights with the lowest temperature reading 19°C (66.2°F) and the highest reading 32°C (89.6°F).
The sun shines steadily for nine hours on most days across the month, and the ocean temperatures are warm at an average of 28°C (82.4°F).
Rainfall in December is minimal measuring precipitation of a low 10.2mm (0.4") and raining for an average of one day the entire month.
December is generally sunny and dry, with a humidity of 56% and relatively clear skies.

What is the temperature in December in Mumbai?

The average high-temperature, in December, is 32°C (89.6°F), while the average low-temperature is 18.6°C (65.5°F).
Average temperature in December - Mumbai, India
  • Average high temperature in December: 32°C

The warmest month (with the highest average high temperature) is November (33.5°C).
The month with the lowest average high temperature is August (29.6°C).

  • Average low temperature in December: 18.6°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average humidity in December - Mumbai, India
  • Average humidity in December: 69%

Months with the highest relative humidity are July and August (86%).
The month with the lowest relative humidity is February (67%).

Average rainfall in December - Mumbai, India
  • Average rainfall in December: 5.3mm

The wettest month (with the highest rainfall) is July (799.7mm).
The driest month (with the lowest rainfall) is March (0.2mm).

Average rainfall days in December - Mumbai, India
  • Average rainfall days in December: 0.4 days

The month with the highest number of rainy days is July (23.2 days).
The month with the lowest number of rainy days is March (0 days).

Average sea temperature in December - Mumbai, India
  • Average sea temperature in December: 27°C

The best month for swimming (with the highest average sea temperature) is June (30°C).
The coldest month (with the lowest average sea temperature) is February (24.9°C).

Average daylight in December / Average sunshine in December - Mumbai, India
  • Average daylight in December: 11h

The month with the longest days is June (Average daylight: 13.3h).
The month with shortest days is December (Average daylight: 11h).

  • Average sunshine in December: 8.2h

The month with most sunshine is May (Average sunshine: 9.6h).
Months with least sunshine are July and August (Average sunshine: 2.4).

Average UV index in December - Mumbai, India
  • Average UV index in December: 7

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).

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