Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 63°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Wednesday
19th Nov
63

61

6

9
Thursday
20th Nov
63

63

5

11
Friday
21st Nov
63

63

4

9
Saturday
22nd Nov
63

57

2

5
Sunday
23rd Nov
63

63

3

10

5-day weather forecast updated at 04:03 on Wednesday 19th 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 Wednesday 19th November 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the north.

63
°F maximum temperature
61
°F minimum temperature
broken clouds
6
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
63
°F wind chill
16
mph wind from N

Tristan da Cunha weather for Thursday 20th November 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the north.

63
°F maximum temperature
63
°F minimum temperature
broken clouds
5
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
63
°F wind chill
18
mph wind from N

Tristan da Cunha weather for Friday 21st November 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 66% chance of some rain and a fresh breeze of 21 mph from the north.

63
°F maximum temperature
63
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
9
UV index (Very High)
66
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
mph wind from N

Tristan da Cunha weather for Saturday 22nd November 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the north-west.

63
°F maximum temperature
57
°F minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
63
°F wind chill
16
mph wind from NW

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 63°F, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a fresh breeze of 20 mph from the north-west.