St Thomas weather in July 2025

Expect daytime maximum temperatures of 30°C in St Thomas, Virgin Islands in July and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 14 days with some rainfall and typically 85 mm of rainfall in the month.

  • 30°C maximum daytime temperature in July in St Thomas30
    30°C max day temperature
  • 9 hours of sunshine per day
  • 14 days with some rainfall in July in St Thomas14
    14 days with some rainfall
  • 24°C minimum night-time temperature in July in St Thomas24
    24°C min night temperature
  • 13 hours of daylight per day in July in St Thomas13
    13 hours of daylight per day
  • High heat & humidity in July in St ThomasH
    High heat & humidity
  • 85 mm monthly rainfall in July in St Thomas85
    85 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in St Thomas11
    11+ (Extreme) UV index
  • 28°C sea temperature in July in St Thomas28
    28°C sea temperature

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The July weather guide for Virgin Islands (St Thomas) 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 St Thomas in July?

Daytime temperatures usually reach 30°C in St Thomas in July with high heat and humidity, falling to 24°C at night.

How sunny is it in St Thomas in July?

There are normally 9 hours of bright sunshine each day in St Thomas in July - that's 66% of daylight hours.

How warm is the sea around St Thomas in July?

The average sea temperature around St Thomas in July is 28°C.

Does it rain in St Thomas in July?

There are usually 14 days with some rain in St Thomas in July and the average monthly rainfall is 85mm.

St Thomas July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:47 19:00
Wednesday, 16th July 2025 05:52 18:59
Thursday, 31st July 2025 05:57 18:55

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