Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 64°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Sunday
30th Nov
64

61

2

9
Monday
1st Dec
64

61

0

4
Tuesday
2nd Dec
64

59

2

9
Wednesday
3rd Dec
59

57

6

7
Thursday
4th Dec
59

57

3

11

5-day weather forecast updated at 04:03 on Sunday 30th November 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 Sunday 30th November 2025

Expect isolated thunderstorms in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a strong breeze of 26 mph from the north-west.

64
°F maximum temperature
61
°F minimum temperature
isolated thunderstorms
2
hours of sunshine
9
UV index (Very High)
20
% chance of some rain
<2
mm of rainfall expected
64
°F wind chill
26
mph wind from NW

Tristan da Cunha weather for Monday 1st December 2025

Expect overcast with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a fresh breeze of 23 mph from the north.

64
°F maximum temperature
61
°F minimum temperature
overcast with light rain
0
hours of sunshine
4
UV index (Moderate)
99
% chance of some rain
<30
mm of rainfall expected
64
°F wind chill
23
mph wind from N

Tristan da Cunha weather for Tuesday 2nd December 2025

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 18% chance of some rain and a fresh breeze of 19 mph from the west.

64
°F maximum temperature
59
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
9
UV index (Very High)
18
% chance of some rain
<10
mm of rainfall expected
64
°F wind chill
19
mph wind from W

Tristan da Cunha weather for Wednesday 3rd December 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

59
°F maximum temperature
57
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
14
mph wind from W

Tristan da Cunha weather for Thursday 4th December 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north.