Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 15°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Tuesday
6th Oct
15

11

0

2
Wednesday
7th Oct
14

11

2

5
Thursday
8th Oct
13

11

7

6
Friday
9th Oct
13

12

5

7
Saturday
10th Oct
12

10

5

7

5-day weather forecast updated at 04:02 on Tuesday 6th 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 Tuesday 6th October 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 98% chance of some rain and a moderate gale of 54 kph from the north-west.

15
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
2
UV index (Low)
98
% chance of some rain
<5
mm of rainfall expected
15
°C wind chill
54
kph wind from NW

Tristan da Cunha weather for Wednesday 7th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 46 kph from the west.

14
°C maximum temperature
11
°C minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
46
kph wind from W

Tristan da Cunha weather for Thursday 8th October 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 13°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a moderate breeze of 26 kph from the west.

13
°C maximum temperature
11
°C minimum temperature
sunshine and showers
7
hours of sunshine
6
UV index (High)
44
% chance of some rain
<2
mm of rainfall expected
13
°C wind chill
26
kph wind from W

Tristan da Cunha weather for Friday 9th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 13°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a fresh breeze of 35 kph from the west.

13
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
7
UV index (High)
76
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
35
kph wind from W

Tristan da Cunha weather for Saturday 10th October 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 12°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 81% chance of some rain and a strong breeze of 40 kph from the west.