St Helena & Islands weather

Usually in January
- 22
- 18
Weather by month
Now Today
- 22
- 4
5-day forecast

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.

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]

Change the criteria to reflect your weather preferences.

2.5
Jan
2.5
Feb
2.5
Mar
2.5
Apr
2.5
May
1.5
Jun
1
Jul
0.5
Aug
1
Sep
1
Oct
1.5
Nov
2
Dec

Change criteria

Max Day Temperature (°C)

22
Jan
23
Feb
23
Mar
22
Apr
21
May
19
Jun
18
Jul
17
Aug
18
Sep
18
Oct
19
Nov
20
Dec

Best time to go for the weather

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

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

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).