Port Blair weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Port Blair in September. Check more long-term weather averages for Port Blair in September before you book your next holiday to India in 2025/2026.

  • 29°C maximum daytime temperature in September in Port Blair29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in September in Port Blair17
    17 days with some rainfall
  • 23°C minimum night-time temperature in September in Port Blair23
    23°C min night temperature
  • 12 hours of daylight per day in September in Port Blair12
    12 hours of daylight per day
  • High heat & humidity in September in Port BlairH
    High heat & humidity
  • 471 mm monthly rainfall in September in Port Blair471
    471 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Port Blair11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Port Blair28
    28°C sea temperature

More about Port Blair

Port Blair by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for India

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The September weather guide for India (Port Blair) 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)

Back to top

More about India

How hot is it in Port Blair in September?

Daytime temperatures usually reach 29°C in Port Blair in September with high heat and humidity, falling to 23°C at night.

How sunny is it in Port Blair in September?

There are normally 4 hours of bright sunshine each day in Port Blair in September - that's 35% of daylight hours.

How warm is the sea around Port Blair in September?

The average sea temperature around Port Blair in September is 28°C.

Does it rain in Port Blair in September?

There are usually 17 days with some rain in Port Blair in September and the average monthly rainfall is 471mm.

Port Blair September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:09 17:29
Monday, 15th September 2025 05:08 17:20
Tuesday, 30th September 2025 05:08 17:10

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^