Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 64°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
19th Feb
64

59

5

8
Friday
20th Feb
64

63

8

10
Saturday
21st Feb
68

64

4

10
Sunday
22nd Feb
70

68

3

4
Monday
23rd Feb
70

63

6

10

5-day weather forecast updated at 04:04 on Thursday 19th February 2026 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 Thursday 19th February 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 25 mph from the south.

64
°F maximum temperature
59
°F minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
64
°F wind chill
25
mph wind from S

Tristan da Cunha weather for Friday 20th February 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the east.

64
°F maximum temperature
63
°F minimum temperature
broken clouds
8
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
64
°F wind chill
13
mph wind from E

Tristan da Cunha weather for Saturday 21st February 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 68°F, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 61% chance of some rain and a moderate breeze of 15 mph from the north-west.

68
°F maximum temperature
64
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
10
UV index (Very High)
61
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
15
mph wind from NW

Tristan da Cunha weather for Sunday 22nd February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 70°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 72% chance of some rain and a fresh breeze of 22 mph from the north-west.

70
°F maximum temperature
68
°F minimum temperature
mostly cloudy with rain
3
hours of sunshine
4
UV index (Moderate)
72
% chance of some rain
<10
mm of rainfall expected
70
°F wind chill
22
mph wind from NW

Tristan da Cunha weather for Monday 23rd February 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 70°F, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 47% chance of some rain and a fresh breeze of 24 mph from the north-west.