Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 66°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Wednesday
22nd Apr
66

61

4

4
Thursday
23rd Apr
61

55

3

4
Friday
24th Apr
55

54

4

3
Saturday
25th Apr
55

54

3

3
Sunday
26th Apr
59

55

3

3

5-day weather forecast updated at 04:02 on Wednesday 22nd 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 Wednesday 22nd April 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 37% chance of some rain and a moderate breeze of 17 mph from the north-west.

66
°F maximum temperature
61
°F minimum temperature
mostly cloudy with rain
4
hours of sunshine
4
UV index (Moderate)
37
% chance of some rain
<10
mm of rainfall expected
66
°F wind chill
17
mph wind from NW

Tristan da Cunha weather for Thursday 23rd April 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a fresh breeze of 23 mph from the south-west.

61
°F maximum temperature
55
°F minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
22
% chance of some rain
<2
mm of rainfall expected
61
°F wind chill
23
mph wind from SW

Tristan da Cunha weather for Friday 24th April 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 24 mph from the south-east.

55
°F maximum temperature
54
°F minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
55
°F wind chill
24
mph wind from SE

Tristan da Cunha weather for Saturday 25th April 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the south-east.

55
°F maximum temperature
54
°F minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
19
mph wind from SE

Tristan da Cunha weather for Sunday 26th April 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the north-east.