Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 17°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Sunday
24th May
17

15

5

UV2
Monday
25th May
15

15

7

UV2
Tuesday
26th May
16

14

6

UV2
Wednesday
27th May
14

12

3

UV2
Thursday
28th May
16

13

6

UV2

5-day weather forecast updated at 04:02 on Sunday 24th May 2026 GMT

More about Tristan da Cunha

Tristan da Cunha by month

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

Recommended for St Helena & Islands

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

The 5-day weather forecast for St Helena & Islands (Tristan da Cunha) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Tristan da Cunha weather forecast by day

Below are the detailed weather forecasts for Tristan da Cunha for the next 5 days.

Tristan da Cunha weather for Sunday 24th May 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 35% chance of some rain and a strong breeze of 48 kph from the west.

17
°C maximum temperature
15
°C minimum temperature
sunshine and showers
5
hours of sunshine
UV2
UV index (Low)
35
% chance of some rain
<5
mm of rainfall expected
17
°C wind chill
48
kph wind from W

Tristan da Cunha weather for Monday 25th May 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 40 kph from the west.

15
°C maximum temperature
15
°C minimum temperature
scattered clouds
7
hours of sunshine
UV2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
40
kph wind from W

Tristan da Cunha weather for Tuesday 26th May 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a strong breeze of 40 kph from the west.

16
°C maximum temperature
14
°C minimum temperature
sunshine and showers
6
hours of sunshine
UV2
UV index (Low)
59
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
40
kph wind from W

Tristan da Cunha weather for Wednesday 27th May 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.

14
°C maximum temperature
12
°C minimum temperature
broken clouds
3
hours of sunshine
UV2
UV index (Low)
0
mm of rainfall expected
14
°C wind chill
24
kph wind from SW

Tristan da Cunha weather for Thursday 28th May 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a fresh breeze of 29 kph from the north.