Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 16°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
28th May
16

15

5

2
Friday
29th May
17

16

0

2
Saturday
30th May
17

12

3

2
Sunday
31st May
12

11

4

1
Monday
1st Jun
15

13

5

2

5-day weather forecast updated at 04:02 on Thursday 28th May 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 28th May 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

16
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
16
°C wind chill
18
kph wind from W

Tristan da Cunha weather for Friday 29th May 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 64% chance of some rain and a fresh breeze of 38 kph from the north-west.

17
°C maximum temperature
16
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
2
UV index (Low)
64
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
38
kph wind from NW

Tristan da Cunha weather for Saturday 30th May 2026

Expect isolated thunderstorms in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a strong breeze of 44 kph from the north-west.

17
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
2
UV index (Low)
91
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
44
kph wind from NW

Tristan da Cunha weather for Sunday 31st May 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 12°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the south-west.

12
°C maximum temperature
11
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
31
kph wind from SW

Tristan da Cunha weather for Monday 1st June 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the west.