Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 10°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
15th Oct
10

7

5

7
Friday
16th Oct
9

7

5

6
Saturday
17th Oct
10

9

4

6
Sunday
18th Oct
13

10

0

4
Monday
19th Oct
16

14

4

2

5-day weather forecast updated at 04:03 on Thursday 15th October 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 Thursday 15th October 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 10°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a strong breeze of 39 kph from the south-west.

10
°C maximum temperature
7
°C minimum temperature
sunshine and showers
5
hours of sunshine
7
UV index (High)
16
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
39
kph wind from SW

Tristan da Cunha weather for Friday 16th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 9°C, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.

9
°C maximum temperature
7
°C minimum temperature
broken clouds
5
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
6
°C wind chill
24
kph wind from SW

Tristan da Cunha weather for Saturday 17th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 10°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

10
°C maximum temperature
9
°C minimum temperature
broken clouds
4
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from W

Tristan da Cunha weather for Sunday 18th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 98% chance of some rain and a strong breeze of 44 kph from the north.

13
°C maximum temperature
10
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
4
UV index (Moderate)
98
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
44
kph wind from N

Tristan da Cunha weather for Monday 19th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 72% chance of some rain and a strong breeze of 41 kph from the west.