Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 63°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Tuesday
5th May
63

61

8

3
Wednesday
6th May
63

61

7

3
Thursday
7th May
64

59

2

3
Friday
8th May
59

55

5

2
Saturday
9th May
61

55

2

3

5-day weather forecast updated at 04:03 on Tuesday 5th May 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 Tuesday 5th May 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

63
°F maximum temperature
61
°F minimum temperature
scattered clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
63
°F wind chill
14
mph wind from W

Tristan da Cunha weather for Wednesday 6th May 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the north-west.

63
°F maximum temperature
61
°F minimum temperature
scattered clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
mph wind from NW

Tristan da Cunha weather for Thursday 7th May 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 90% chance of some rain and a fresh breeze of 18 mph from the north-west.

64
°F maximum temperature
59
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
3
UV index (Moderate)
90
% chance of some rain
<10
mm of rainfall expected
64
°F wind chill
18
mph wind from NW

Tristan da Cunha weather for Friday 8th May 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 21% chance of some rain and a fresh breeze of 20 mph from the south-west.

59
°F maximum temperature
55
°F minimum temperature
sunshine and showers
5
hours of sunshine
2
UV index (Low)
21
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
mph wind from SW

Tristan da Cunha weather for Saturday 9th May 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 22 mph from the west.