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.

Monday
1st Dec
64

63

0

2
Tuesday
2nd Dec
64

59

4

9
Wednesday
3rd Dec
59

59

6

8
Thursday
4th Dec
61

59

8

10
Friday
5th Dec
64

61

0

4

5-day weather forecast updated at 04:03 on Monday 1st 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 Monday 1st December 2025

Expect cloudy with some rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 99% chance of some rain and a strong breeze of 25 mph from the north-west.

64
°F maximum temperature
63
°F minimum temperature
cloudy with some rain
0
hours of sunshine
2
UV index (Low)
99
% chance of some rain
<40
mm of rainfall expected
64
°F wind chill
25
mph wind from NW

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 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 9% 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
4
hours of sunshine
9
UV index (Very High)
9
% 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 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the west.

59
°F maximum temperature
59
°F minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from W

Tristan da Cunha weather for Thursday 4th December 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a gentle breeze of 12 mph from the north-east.

61
°F maximum temperature
59
°F minimum temperature
sunshine and showers
8
hours of sunshine
10
UV index (Very High)
52
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
12
mph wind from NE

Tristan da Cunha weather for Friday 5th December 2025

Expect mostly cloudy with 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 79% chance of some rain and a strong breeze of 26 mph from the north-west.