St John weather in July 2025

Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in St John in July. Check more long-term weather averages for St John in July before you book your next holiday to Virgin Islands in 2025/2026.

  • 30°C maximum daytime temperature in July in St John30
    30°C max day temperature
  • 9 hours of sunshine per day
  • 14 days with some rainfall in July in St John14
    14 days with some rainfall
  • 24°C minimum night-time temperature in July in St John24
    24°C min night temperature
  • 13 hours of daylight per day in July in St John13
    13 hours of daylight per day
  • High heat & humidity in July in St JohnH
    High heat & humidity
  • 85 mm monthly rainfall in July in St John85
    85 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in St John11
    11+ (Extreme) UV index
  • 28°C sea temperature in July in St John28
    28°C sea temperature

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

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

How sunny is it in St John in July?

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

How warm is the sea around St John in July?

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

Does it rain in St John in July?

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

St John July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:47 18:59
Wednesday, 16th July 2025 05:52 18:59
Thursday, 31st July 2025 05:57 18:54

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