Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 52°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Monday
14th Sep
52

46

9

5
Tuesday
15th Sep
55

52

9

5
Wednesday
16th Sep
55

55

1

3

5-day weather forecast updated at 04:03 on Thursday 10th September 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 14th September 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 52°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the west.

52
°F maximum temperature
46
°F minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
52
°F wind chill
18
mph wind from W

Tristan da Cunha weather for Tuesday 15th September 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 27 mph from the west.

55
°F maximum temperature
52
°F minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
27
mph wind from W

Tristan da Cunha weather for Wednesday 16th 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 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 19 mph from the west.