British Virgin Islands weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in British Virgin Islands in September. Check more long-term weather averages for British Virgin Islands in September before you book your next holiday to British Virgin Islands in 2025/2026.

  • 31°C maximum daytime temperature in September in British Virgin Islands (Tortola)31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 19 days with some rainfall in September in British Virgin Islands (Tortola)19
    19 days with some rainfall
  • 24°C minimum night-time temperature in September in British Virgin Islands (Tortola)24
    24°C min night temperature
  • 12 hours of daylight per day in September in British Virgin Islands (Tortola)12
    12 hours of daylight per day
  • High heat & humidity in September in British Virgin Islands (Tortola)H
    High heat & humidity
  • 143 mm monthly rainfall in September in British Virgin Islands (Tortola)143
    143 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in British Virgin Islands (Tortola)11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in British Virgin Islands (Tortola)29
    29°C sea temperature

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The September weather guide for British Virgin Islands (Tortola) 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.

Top British Virgin Islands destinations

Below are average maximum temperatures at popular countries, regions and places in the British Virgin Islands in September. Select a holiday destination to see more weather parameters.

All British Virgin Islands destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the British Virgin Islands

How hot is it in the British Virgin Islands in September?

Daytime temperatures usually reach 31°C in Tortola, British Virgin Islands in September with high heat and humidity, falling to 24°C at night.

How sunny is it in the British Virgin Islands in September?

There are normally 8 hours of bright sunshine each day in Tortola, British Virgin Islands in September - that's 63% of daylight hours.

How warm is the sea around the British Virgin Islands in September?

The average sea temperature around Tortola, British Virgin Islands in September is 29°C.

Does it rain in the British Virgin Islands in September?

There are usually 19 days with some rain in Tortola, British Virgin Islands in September and the average monthly rainfall is 143mm.

What is the chance of a hurricane in the British Virgin Islands in September?

On average 1.2 days in September in Tortola, British Virgin Islands are likely to be affected by the passage of one or more tropical storms.

British Virgin Islands September sunrise & sunset times

Browse the sunrise and sunset times for British Virgin Islands in September 2025. Select a month to view British Virgin Islands sunrise and sunset times for the next 12 months. The British Virgin Islands sunrise and sunset times shown below are for Tortola.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:04 18:32
Monday, 15th September 2025 06:06 18:20
Tuesday, 30th September 2025 06:09 18:08

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