Tristan da Cunha weather live forecast

Tomorrow's maximum temperature in Tristan da Cunha is expected to be 18°C.

Wednesday
16th Apr

18

16

6
Thursday
17th Apr

18

16

3
Friday
18th Apr

16

14

3
Saturday
19th Apr

18

16

3
Sunday
20th Apr

18

16

5

5-day weather forecast updated at 04:02 on Wednesday 16th April 2025 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 Wednesday 16th April 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-west.

18
°C maximum temperature
16
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
30
kph wind from SW

Tristan da Cunha weather for Thursday 17th April 2025

Expect mostly cloudy with light 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 0-2 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 24 kph from the south.

18
°C maximum temperature
16
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
31
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
24
kph wind from S

Tristan da Cunha weather for Friday 18th April 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 49% chance of some rain and a fresh breeze of 29 kph from the east.

16
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
49
% chance of some rain
<5
mm of rainfall expected
16
°C wind chill
29
kph wind from E

Tristan da Cunha weather for Saturday 19th April 2025

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 31 kph from the north-west.

18
°C maximum temperature
16
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
1
UV index (Low)
80
% chance of some rain
<30
mm of rainfall expected
18
°C wind chill
31
kph wind from NW

Tristan da Cunha weather for Sunday 20th April 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 20% chance of some rain and a gentle breeze of 17 kph from the north-west.