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
23rd Nov
17

17

3

9
Monday
24th Nov
17

14

0

3
Tuesday
25th Nov
14

13

4

9
Wednesday
26th Nov
15

13

6

7
Thursday
27th Nov
16

14

6

5

5-day weather forecast updated at 04:03 on Sunday 23rd November 2025 GMT

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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 23rd November 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a fresh breeze of 33 kph from the north-west.

17
°C maximum temperature
17
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
9
UV index (Very High)
32
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
33
kph wind from NW

Tristan da Cunha weather for Monday 24th November 2025

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a fresh breeze of 36 kph from the north-west.

17
°C maximum temperature
14
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
3
UV index (Moderate)
98
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
36
kph wind from NW

Tristan da Cunha weather for Tuesday 25th November 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-east.

14
°C maximum temperature
13
°C minimum temperature
broken clouds
4
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
14
°C wind chill
30
kph wind from SE

Tristan da Cunha weather for Wednesday 26th November 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

15
°C maximum temperature
13
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
15
°C wind chill
15
kph wind from N

Tristan da Cunha weather for Thursday 27th November 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 32 kph from the south-west.