Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 57°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
16th Oct
57

55

1

6
Friday
17th Oct
57

57

4

5
Saturday
18th Oct
57

57

6

8
Sunday
19th Oct
59

57

5

8
Monday
20th Oct
59

59

3

5

5-day weather forecast updated at 04:07 on Wednesday 15th October 2025 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 Thursday 16th October 2025

Expect broken clouds 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 mm of rainfall expected and a gentle breeze of 12 mph from the north-west.

57
°F maximum temperature
55
°F minimum temperature
broken clouds
1
hour of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
12
mph wind from NW

Tristan da Cunha weather for Friday 17th October 2025

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 gentle breeze of 11 mph from the north-west.

57
°F maximum temperature
57
°F minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
mph wind from NW

Tristan da Cunha weather for Saturday 18th October 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 21 mph from the north-west.

57
°F maximum temperature
57
°F minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
21
mph wind from NW

Tristan da Cunha weather for Sunday 19th October 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a fresh breeze of 22 mph from the north-west.

59
°F maximum temperature
57
°F minimum temperature
mostly cloudy with light rain
5
hours of sunshine
8
UV index (Very High)
24
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
22
mph wind from NW

Tristan da Cunha weather for Monday 20th October 2025

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a fresh breeze of 21 mph from the north-west.