Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 18°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
26th Feb
18

17

13

10
Friday
27th Feb
18

17

13

10
Saturday
28th Feb
19

17

7

9
Sunday
1st Mar
20

19

2

10
Monday
2nd Mar
20

19

3

10

5-day weather forecast updated at 04:04 on Thursday 26th 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 26th February 2026

Expect clear skies in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 10 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

18
°C maximum temperature
17
°C minimum temperature
clear skies
13
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
18
°C wind chill
7
kph wind from NW

Tristan da Cunha weather for Friday 27th February 2026

18
°C maximum temperature
17
°C minimum temperature
clear skies
13
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
18
°C wind chill
5
kph wind from SW

Tristan da Cunha weather for Saturday 28th February 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.

19
°C maximum temperature
17
°C minimum temperature
scattered clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
19
°C wind chill
13
kph wind from N

Tristan da Cunha weather for Sunday 1st March 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 20°C, maximum UV of 10 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 64% chance of some rain and a fresh breeze of 31 kph from the north-west.

20
°C maximum temperature
19
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
10
UV index (Very High)
64
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
31
kph wind from NW

Tristan da Cunha weather for Monday 2nd March 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 20°C, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 26 kph from the west.