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.

Friday
3rd Apr
18

18

2

3
Saturday
4th Apr
18

18

3

4
Sunday
5th Apr
19

17

8

6
Monday
6th Apr
20

18

2

5
Tuesday
7th Apr
18

16

7

6

5-day weather forecast updated at 04:03 on Friday 3rd April 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 Friday 3rd April 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a fresh breeze of 32 kph from the west.

18
°C maximum temperature
18
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
28
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
32
kph wind from W

Tristan da Cunha weather for Saturday 4th April 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 22% chance of some rain and a gentle breeze of 15 kph from the east.

18
°C maximum temperature
18
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
4
UV index (Moderate)
22
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
15
kph wind from E

Tristan da Cunha weather for Sunday 5th April 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the north-west.

19
°C maximum temperature
17
°C minimum temperature
scattered clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
19
°C wind chill
32
kph wind from NW

Tristan da Cunha weather for Monday 6th April 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 91% chance of some rain and a strong breeze of 46 kph from the north-west.

20
°C maximum temperature
18
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
5
UV index (Moderate)
91
% chance of some rain
<10
mm of rainfall expected
20
°C wind chill
46
kph wind from NW

Tristan da Cunha weather for Tuesday 7th April 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 22 kph from the south.