Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 12°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Monday
12th Oct
12

11

1

4
Tuesday
13th Oct
12

11

4

6
Wednesday
14th Oct
11

10

6

6
Thursday
15th Oct
10

7

6

7
Friday
16th Oct
9

7

3

5

5-day weather forecast updated at 04:02 on Monday 12th 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 Monday 12th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 100% chance of some rain and a fresh breeze of 33 kph from the west.

12
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
4
UV index (Moderate)
100
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
33
kph wind from W

Tristan da Cunha weather for Tuesday 13th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 12°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 22% chance of some rain and a fresh breeze of 30 kph from the south.

12
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
6
UV index (High)
22
% chance of some rain
<10
mm of rainfall expected
12
°C wind chill
30
kph wind from S

Tristan da Cunha weather for Wednesday 14th October 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 11°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 55% chance of some rain and a fresh breeze of 32 kph from the west.

11
°C maximum temperature
10
°C minimum temperature
sunshine and showers
6
hours of sunshine
6
UV index (High)
55
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
32
kph wind from W

Tristan da Cunha weather for Thursday 15th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 10°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 43 kph from the south-west.

10
°C maximum temperature
7
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
5
°C wind chill
43
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 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south-west.