Tortola weather in August 2025

Expect 31°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Tortola in August. Check more long-term weather averages for Tortola in August before you book your next holiday to British Virgin Islands in 2025/2026.

  • 31°C maximum daytime temperature in August in Tortola31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 20 days with some rainfall in August in Tortola20
    20 days with some rainfall
  • 24°C minimum night-time temperature in August in Tortola24
    24°C min night temperature
  • 13 hours of daylight per day in August in Tortola13
    13 hours of daylight per day
  • High heat & humidity in August in TortolaH
    High heat & humidity
  • 124 mm monthly rainfall in August in Tortola124
    124 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Tortola11
    11+ (Extreme) UV index
  • 28°C sea temperature in August in Tortola28
    28°C sea temperature

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The August 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.

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

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More about the British Virgin Islands

How hot is it in Tortola in August?

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

How sunny is it in Tortola in August?

There are normally 9 hours of bright sunshine each day in Tortola in August - that's 67% of daylight hours.

How warm is the sea around Tortola in August?

The average sea temperature around Tortola in August is 28°C.

Does it rain in Tortola in August?

There are usually 20 days with some rain in Tortola in August and the average monthly rainfall is 124mm.

What is the chance of a hurricane in Tortola in August?

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

Tortola August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:56 18:53
Saturday, 16th August 2025 06:01 18:45
Sunday, 31st August 2025 06:04 18:33

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