Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 13°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Monday
6th Oct
13

13

3

5
Tuesday
7th Oct
14

13

4

6
Wednesday
8th Oct
15

14

6

8
Thursday
9th Oct
15

11

0

8
Friday
10th Oct
12

11

4

7

5-day weather forecast updated at 04:03 on Sunday 5th 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 Monday 6th October 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 13°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

13
°C maximum temperature
13
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from W

Tristan da Cunha weather for Tuesday 7th October 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-west.

14
°C maximum temperature
13
°C minimum temperature
broken clouds
4
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
14
°C wind chill
28
kph wind from NW

Tristan da Cunha weather for Wednesday 8th October 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a fresh breeze of 35 kph from the north-west.

15
°C maximum temperature
14
°C minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
56
% chance of some rain
<2
mm of rainfall expected
15
°C wind chill
35
kph wind from NW

Tristan da Cunha weather for Thursday 9th October 2025

Expect overcast with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 8 (Very High) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 61% chance of some rain and a fresh breeze of 34 kph from the south.

15
°C maximum temperature
11
°C minimum temperature
overcast with light rain
0
hours of sunshine
8
UV index (Very High)
61
% chance of some rain
<30
mm of rainfall expected
15
°C wind chill
34
kph wind from S

Tristan da Cunha weather for Friday 10th October 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 12°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south.