Chennai weather in July 2025

Expect 36°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Chennai in July based on long-term weather averages. There is usually 7 days with some rainfall and 117 mm of average monthly rainfall in July.

  • 36°C maximum daytime temperature in July in Chennai36
    36°C max day temperature
  • 6 hours of sunshine per day
  • 7 days with some rainfall in July in Chennai7
    7 days with some rainfall
  • 26°C minimum night-time temperature in July in Chennai26
    26°C min night temperature
  • 13 hours of daylight per day in July in Chennai13
    13 hours of daylight per day
  • Extreme heat & humidity in July in ChennaiE
    Extreme heat & humidity
  • 117 mm monthly rainfall in July in Chennai117
    117 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Chennai11
    11+ (Extreme) UV index
  • 29°C sea temperature in July in Chennai29
    29°C sea temperature

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The July 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 July?

Daytime temperatures usually reach 36°C in Chennai in July with extreme heat and humidity, falling to 26°C at night.

How sunny is it in Chennai in July?

There are normally 6 hours of bright sunshine each day in Chennai in July - that's 45% of daylight hours.

How warm is the sea around Chennai in July?

The average sea temperature around Chennai in July is 29°C.

Does it rain in Chennai in July?

There are usually 7 days with some rain in Chennai in July and the average monthly rainfall is 117mm.

Chennai July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:46 18:39
Wednesday, 16th July 2025 05:51 18:40
Thursday, 31st July 2025 05:54 18:36

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