Antigua weather in July 2025

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

  • 31°C maximum daytime temperature in July in Antigua (St John's)31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in July in Antigua (St John's)16
    16 days with some rainfall
  • 25°C minimum night-time temperature in July in Antigua (St John's)25
    25°C min night temperature
  • 13 hours of daylight per day in July in Antigua (St John's)13
    13 hours of daylight per day
  • Very high heat & humidity in July in Antigua (St John's)VH
    Very High heat & humidity
  • 79 mm monthly rainfall in July in Antigua (St John's)79
    79 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Antigua (St John's)11
    11+ (Extreme) UV index
  • 28°C sea temperature in July in Antigua (St John's)28
    28°C sea temperature

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The July weather guide for Antigua (St John's) 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 Antigua destinations

Below are average maximum temperatures at popular countries, regions and places in Antigua in July. Select a holiday destination to see more weather parameters.

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

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More about Antigua

How hot is it in Antigua in July?

Daytime temperatures usually reach 31°C in St John's, Antigua in July with very high heat and humidity, falling to 25°C at night.

How sunny is it in Antigua in July?

There are normally 8 hours of bright sunshine each day in St John's, Antigua in July - that's 63% of daylight hours.

How warm is the sea around Antigua in July?

The average sea temperature around St John's, Antigua in July is 28°C.

Does it rain in Antigua in July?

There are usually 16 days with some rain in St John's, Antigua in July and the average monthly rainfall is 79mm.

What is the chance of a hurricane in Antigua in July?

On average less than 1 day in July in St John's, Antigua is likely to be affected by the passage of one or more tropical storms.

Antigua July sunrise & sunset times

Browse the sunrise and sunset times for Antigua in July 2025. Select a month to view Antigua sunrise and sunset times for the next 12 months. The Antigua sunrise and sunset times shown below are for St John's.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:37 18:45
Wednesday, 16th July 2025 05:42 18:45
Thursday, 31st July 2025 05:47 18:40

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