Chennai weather in January 2025

Expect 29°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Chennai in January. Check more long-term weather averages for Chennai in January before you book your next holiday to India in 2025/2026.

  • 29°C maximum daytime temperature in January in Chennai29
    29°C max day temperature
  • 9 hours of sunshine per day
  • 1 day with some rainfall in January in Chennai1
    1 day with some rainfall
  • 20°C minimum night-time temperature in January in Chennai20
    20°C min night temperature
  • 11 hours of daylight per day in January in Chennai11
    11 hours of daylight per day
  • Moderate heat & humidity in January in ChennaiM
    Moderate heat & humidity
  • 20 mm monthly rainfall in January in Chennai20
    20 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in January in Chennai10
    10 (Very High) UV index
  • 26°C sea temperature in January in Chennai26
    26°C sea temperature

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The January weather guide for India (Chennai) 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 Chennai in January?

Daytime temperatures usually reach 29°C in Chennai in January with moderate heat and humidity, falling to 20°C at night.

How sunny is it in Chennai in January?

There are normally 9 hours of bright sunshine each day in Chennai in January - that's 75% of daylight hours.

How warm is the sea around Chennai in January?

The average sea temperature around Chennai in January is 26°C.

Does it ever rain in Chennai in January?

There is usually 1 day with some rain in Chennai in January and the average monthly rainfall is 20mm.

Chennai January sunrise & sunset times

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


Date Sunrise times Sunset times
Wednesday, 1st January 2025 06:31 17:54
Thursday, 16th January 2025 06:35 18:02
Friday, 31st January 2025 06:35 18:10

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