Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 59°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Sunday
30th Aug
59

57

4

5
Monday
31st Aug
59

54

2

3
Tuesday
1st Sep
55

54

4

5
Wednesday
2nd Sep
57

54

4

5
Thursday
3rd Sep
59

57

2

5

5-day weather forecast updated at 04:03 on Sunday 30th August 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 Sunday 30th August 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a strong breeze of 30 mph from the north-west.

59
°F maximum temperature
57
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
5
UV index (Moderate)
43
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
30
mph wind from NW

Tristan da Cunha weather for Monday 31st August 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 92% chance of some rain and a strong breeze of 32 mph from the north-west.

59
°F maximum temperature
54
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
3
UV index (Moderate)
92
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
32
mph wind from NW

Tristan da Cunha weather for Tuesday 1st September 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 15 mph from the south-west.

55
°F maximum temperature
54
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
5
UV index (Moderate)
28
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
15
mph wind from SW

Tristan da Cunha weather for Wednesday 2nd September 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 24 mph from the north-east.

57
°F maximum temperature
54
°F minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
57
°F wind chill
24
mph wind from NE

Tristan da Cunha weather for Thursday 3rd September 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 29 mph from the north.