St Helena & Islands weather

Below are the temperatures expected today at popular destinations in St Helena & Islands. Select a destination to compare today's forecast with average weather conditions.

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Recommended for St Helena & Islands

The weather guide for St Helena & Islands (St Helena) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

When is the best time to go to St Helena & Islands?

The best time to go to St Helena & Islands (St Helena) is January, February, March and April based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 22°C maximum daytime temperature in January in St Helena & Islands (St Helena)22
    Jan
  • 23°C maximum daytime temperature in February in St Helena & Islands (St Helena)23
    Feb
  • 23°C maximum daytime temperature in March in St Helena & Islands (St Helena)23
    Mar
  • 22°C maximum daytime temperature in April in St Helena & Islands (St Helena)22
    Apr
  • 21°C maximum daytime temperature in May in St Helena & Islands (St Helena)21
    May
  • 19°C maximum daytime temperature in June in St Helena & Islands (St Helena)19
    Jun
  • 18°C maximum daytime temperature in July in St Helena & Islands (St Helena)18
    Jul
  • 17°C maximum daytime temperature in August in St Helena & Islands (St Helena)17
    Aug
  • 18°C maximum daytime temperature in September in St Helena & Islands (St Helena)18
    Sep
  • 18°C maximum daytime temperature in October in St Helena & Islands (St Helena)18
    Oct
  • 19°C maximum daytime temperature in November in St Helena & Islands (St Helena)19
    Nov
  • 20°C maximum daytime temperature in December in St Helena & Islands (St Helena)20
    Dec

Best time to go for the weather

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

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Which is the hottest month in St Helena & Islands?

The hottest time of year in St Helena, St Helena & Islands is normally March. Expect maximum daytime temperatures to reach 23°C.

Does it ever rain in St Helena & Islands?

It never rains much in St Helena, St Helena & Islands but March usually has the most rain with an average of 90mm. There are normally 15 days in March with some rain.

When is the sea warmest in St Helena & Islands?

The sea is usually at its warmest in St Helena, St Helena & Islands in March when the water temperature reaches 25°C.

What is the time difference between St Helena & Islands and the UK?

The time difference between St Helena & Islands and the UK is GMT+0 hours.

What is the main language spoken in St Helena & Islands?

The main language spoken in St Helena & Islands is English.

Learn a language for St Helena & Islands with Busuu*, Lingoda* and Rocket Languages*.

What is the currency in St Helena & Islands?

The currency in St Helena & Islands is the Saint Helena Pound (SHP).

Which plugs are used in St Helena & Islands?

St Helena & Islands uses electrical plug type G (230 Volts) - the same as the UK.

Which side of the road do they drive on in St Helena & Islands?

They drive on the left side of the road in St Helena & Islands.

Compare St Helena & Islands weather with the USA

Below the St Helena & Islands weather chart shows average maximum daytime temperature for St Helena, Ascension and Tristan da Cunha (St Helena) and the USA (Washington).

Maximum daytime temperature (°C)

St Helena, Ascension and Tristan da Cunha (St Helena)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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