Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 20°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
5th Feb
20

20

0

4
Friday
6th Feb
19

17

3

11
Saturday
7th Feb
21

17

1

6
Sunday
8th Feb
21

20

2

11
Monday
9th Feb
20

19

4

10

5-day weather forecast updated at 04:05 on Wednesday 4th 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 5th February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a fresh breeze of 31 kph from the north-west.

20
°C maximum temperature
20
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
4
UV index (Moderate)
76
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
31
kph wind from NW

Tristan da Cunha weather for Friday 6th February 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south.

19
°C maximum temperature
17
°C minimum temperature
broken clouds
3
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from S

Tristan da Cunha weather for Saturday 7th February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 21°C, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a fresh breeze of 33 kph from the north.

21
°C maximum temperature
17
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
6
UV index (High)
46
% chance of some rain
<10
mm of rainfall expected
21
°C wind chill
33
kph wind from N

Tristan da Cunha weather for Sunday 8th February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 21°C, maximum UV of 11 (Extreme) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a moderate breeze of 28 kph from the north-west.

21
°C maximum temperature
20
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
11
UV index (Extreme)
83
% chance of some rain
<20
mm of rainfall expected
21
°C wind chill
28
kph wind from NW

Tristan da Cunha weather for Monday 9th February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 20°C, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 17 kph from the north-west.