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.

Monday
23rd Mar
66

63

3

7
Tuesday
24th Mar
63

59

3

7
Wednesday
25th Mar
66

63

5

5
Thursday
26th Mar
64

61

3

4
Friday
27th Mar
66

61

1

7

5-day weather forecast updated at 04:03 on Monday 23rd March 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 Monday 23rd March 2026

Expect isolated thunderstorms in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 8% chance of some rain and a moderate breeze of 17 mph from the south-east.

66
°F maximum temperature
63
°F minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
8
% chance of some rain
<5
mm of rainfall expected
66
°F wind chill
17
mph wind from SE

Tristan da Cunha weather for Tuesday 24th March 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the south.

63
°F maximum temperature
59
°F minimum temperature
broken clouds
3
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
63
°F wind chill
13
mph wind from S

Tristan da Cunha weather for Wednesday 25th March 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the west.

66
°F maximum temperature
63
°F minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
66
°F wind chill
18
mph wind from W

Tristan da Cunha weather for Thursday 26th March 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a moderate breeze of 14 mph from the south-west.

64
°F maximum temperature
61
°F minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
24
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
14
mph wind from SW

Tristan da Cunha weather for Friday 27th March 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a moderate breeze of 14 mph from the north-west.