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.

Wednesday
23rd Sep
59

55

5

7
Thursday
24th Sep
59

57

1

1
Friday
25th Sep
55

54

2

6
Saturday
26th Sep
57

55

1

6
Sunday
27th Sep
59

57

1

6

5-day weather forecast updated at 04:03 on Wednesday 23rd 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 Wednesday 23rd September 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 24 mph from the north-west.

59
°F maximum temperature
55
°F minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
59
°F wind chill
24
mph wind from NW

Tristan da Cunha weather for Thursday 24th September 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a strong breeze of 25 mph from the north-west.

59
°F maximum temperature
57
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
96
% chance of some rain
<20
mm of rainfall expected
59
°F wind chill
25
mph wind from NW

Tristan da Cunha weather for Friday 25th 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 6 (High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a moderate breeze of 15 mph from the east.

55
°F maximum temperature
54
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
6
UV index (High)
22
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
15
mph wind from E

Tristan da Cunha weather for Saturday 26th September 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a moderate breeze of 13 mph from the east.

57
°F maximum temperature
55
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
6
UV index (High)
40
% chance of some rain
<2
mm of rainfall expected
57
°F wind chill
13
mph wind from E

Tristan da Cunha weather for Sunday 27th September 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a strong breeze of 24 mph from the north.