Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 61°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Wednesday
10th Dec
61

57

8

8
Thursday
11th Dec
57

55

4

7
Friday
12th Dec
63

57

5

7
Saturday
13th Dec
66

64

2

9
Sunday
14th Dec
66

61

3

7

5-day weather forecast updated at 04:04 on Wednesday 10th December 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 Wednesday 10th December 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a strong breeze of 25 mph from the west.

61
°F maximum temperature
57
°F minimum temperature
sunshine and showers
8
hours of sunshine
8
UV index (Very High)
51
% chance of some rain
<2
mm of rainfall expected
61
°F wind chill
25
mph wind from W

Tristan da Cunha weather for Thursday 11th December 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 27 mph from the south-west.

57
°F maximum temperature
55
°F minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
57
°F wind chill
27
mph wind from SW

Tristan da Cunha weather for Friday 12th December 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the north-west.

63
°F maximum temperature
57
°F minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
19
mph wind from NW

Tristan da Cunha weather for Saturday 13th December 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a strong breeze of 30 mph from the north-west.

66
°F maximum temperature
64
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
9
UV index (Very High)
59
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
30
mph wind from NW

Tristan da Cunha weather for Sunday 14th December 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a strong breeze of 32 mph from the north-west.