New Delhi weather in September 2025

Expect daytime maximum temperatures of 34°C in New Delhi in September and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 126 mm of rainfall in the month.

  • 34°C maximum daytime temperature in September in New Delhi34
    34°C max day temperature
  • 7 hours of sunshine per day
  • 4 days with some rainfall in September in New Delhi4
    4 days with some rainfall
  • 24°C minimum night-time temperature in September in New Delhi24
    24°C min night temperature
  • 12 hours of daylight per day in September in New Delhi12
    12 hours of daylight per day
  • Very high heat & humidity in September in New DelhiVH
    Very High heat & humidity
  • 126 mm monthly rainfall in September in New Delhi126
    126 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in New Delhi10
    10 (Very High) UV index

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The September weather guide for India (New Delhi) 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 New Delhi in September?

Daytime temperatures usually reach 34°C in New Delhi in September with very high heat and humidity, falling to 24°C at night.

How sunny is it in New Delhi in September?

There are normally 7 hours of bright sunshine each day in New Delhi in September - that's 59% of daylight hours.

Does it rain in New Delhi in September?

There are usually 4 days with some rain in New Delhi in September and the average monthly rainfall is 126mm.

What is the chance of a cyclone in New Delhi in September?

On average less than 1 day in September in New Delhi is likely to be affected by the passage of one or more tropical storms.

New Delhi September sunrise & sunset times

Browse the sunrise and sunset times for New Delhi in September 2025. Select a month to view New Delhi sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:59 18:43
Monday, 15th September 2025 06:06 18:26
Tuesday, 30th September 2025 06:14 18:08

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