St John's weather in June 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in St John's in June. Check more long-term weather averages for St John's in June before you book your next holiday to Antigua in 2025/2026.

  • 30°C maximum daytime temperature in June in St John's30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 14 days with some rainfall in June in St John's14
    14 days with some rainfall
  • 25°C minimum night-time temperature in June in St John's25
    25°C min night temperature
  • 13 hours of daylight per day in June in St John's13
    13 hours of daylight per day
  • High heat & humidity in June in St John'sH
    High heat & humidity
  • 70 mm monthly rainfall in June in St John's70
    70 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in St John's11
    11+ (Extreme) UV index
  • 28°C sea temperature in June in St John's28
    28°C sea temperature

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The June 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.

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

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More about Antigua

How hot is it in St John's in June?

Daytime temperatures usually reach 30°C in St John's in June with high heat and humidity, falling to 25°C at night.

How sunny is it in St John's in June?

There are normally 8 hours of bright sunshine each day in St John's in June - that's 59% of daylight hours.

How warm is the sea around St John's in June?

The average sea temperature around St John's in June is 28°C.

Does it rain in St John's in June?

There are usually 14 days with some rain in St John's in June and the average monthly rainfall is 70mm.

St John's June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:33 18:38
Sunday, 15th June 2025 05:34 18:42
Monday, 30th June 2025 05:37 18:45

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