St Helena & Islands weather in April 2025

Q: How hot is it in St Helena & Islands in April?

Daytime temperatures usually reach 22°C in St Helena, St Helena & Islands in April, falling to 18°C at night.

Q: How warm is the sea around St Helena & Islands in April?

The average sea temperature around St Helena, St Helena & Islands in April is 25°C.

Q: Does it ever rain in St Helena & Islands in April?

There are usually 15 days with some rain in St Helena, St Helena & Islands in April and the average monthly rainfall is 63mm.

Expect 22°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in St Helena & Islands in April. Check more long-term weather averages for St Helena & Islands in April before you book your next holiday to St Helena & Islands in 2025/2026.

22
22°C max day temperature
15
15 days with some rainfall
18
18°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
63
63 mm of monthly rainfall
11
11 (Extreme) UV index
25
25°C sea temperature

More about St Helena & Islands

St Helena & Islands by month

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

Recommended for St Helena & Islands

Argus Car Hire: Compare low prices on car hire

Sale

Compare car hire with popular rental companies
Book with no credit card fees & free cancellation policy
Find low prices based on destination & travel dates

Go to Argus Car Hire deal >>

View all Argus Car Hire offers

The April 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.

Top St Helena & Islands destinations

Below are average maximum temperatures at popular countries, regions and places in St Helena & Islands in April. Select a holiday destination to see more weather parameters.

All St Helena & Islands destinations

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

How hot is it in St Helena & Islands in April?

Daytime temperatures usually reach 22°C in St Helena, St Helena & Islands in April, falling to 18°C at night.

How warm is the sea around St Helena & Islands in April?

The average sea temperature around St Helena, St Helena & Islands in April is 25°C.

Does it ever rain in St Helena & Islands in April?

There are usually 15 days with some rain in St Helena, St Helena & Islands in April and the average monthly rainfall is 63mm.

St Helena & Islands April sunrise & sunset times

Browse the sunrise and sunset times for St Helena & Islands in April 2025. Select a month to view St Helena & Islands sunrise and sunset times for the next 12 months. The St Helena & Islands sunrise and sunset times shown below are for St Helena.

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