St Helena weather in June 2025

Expect 19°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in St Helena in June. Check more long-term weather averages for St Helena in June before you book your next holiday to St Helena & Islands in 2025/2026.

  • 19°C maximum daytime temperature in June in St Helena19
    19°C max day temperature
  • 16 days with some rainfall in June in St Helena16
    16 days with some rainfall
  • 16°C minimum night-time temperature in June in St Helena16
    16°C min night temperature
  • 11 hours of daylight per day in June in St Helena11
    11 hours of daylight per day
  • No heat & humidity in June in St Helena0
    No heat & humidity
  • 87 mm monthly rainfall in June in St Helena87
    87 mm of monthly rainfall
  • UV (maximum) index 7 (High) in June in St Helena7
    7 (High) UV index
  • 23°C sea temperature in June in St Helena23
    23°C sea temperature

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The June weather guide for St Helena & Islands (St Helena) 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 Helena in June?

Daytime temperatures usually reach 19°C in St Helena in June, falling to 16°C at night.

How warm is the sea around St Helena in June?

The average sea temperature around St Helena in June is 23°C.

Does it ever rain in St Helena in June?

There are usually 16 days with some rain in St Helena in June and the average monthly rainfall is 87mm.

St Helena June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 06:44 17:58
Sunday, 15th June 2025 06:48 17:59
Monday, 30th June 2025 06:51 18:02

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