Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 21°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
12th Feb
21

19

3

11
Friday
13th Feb
20

17

1

8
Saturday
14th Feb
19

17

9

9
Sunday
15th Feb
21

18

1

4
Monday
16th Feb
18

16

0

9

5-day weather forecast updated at 04:03 on Wednesday 11th 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 12th February 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 21°C, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a fresh breeze of 33 kph from the north.

21
°C maximum temperature
19
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
11
UV index (Extreme)
49
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
33
kph wind from N

Tristan da Cunha weather for Friday 13th February 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 20°C, maximum UV of 8 (Very High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south.

20
°C maximum temperature
17
°C minimum temperature
broken clouds
1
hour of sunshine
8
UV index (Very High)
0
mm of rainfall expected
20
°C wind chill
25
kph wind from S

Tristan da Cunha weather for Saturday 14th February 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the north-west.

19
°C maximum temperature
17
°C minimum temperature
broken clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from NW

Tristan da Cunha weather for Sunday 15th February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 21 kph from the north-west.

21
°C maximum temperature
18
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
4
UV index (Moderate)
86
% chance of some rain
<10
mm of rainfall expected
21
°C wind chill
21
kph wind from NW

Tristan da Cunha weather for Monday 16th February 2026

Expect overcast skies in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 9 (Very High) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-east.