Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 14°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Wednesday
14th Jan
14

13

4

8
Thursday
15th Jan
15

14

7

8
Friday
16th Jan
17

16

5

8
Saturday
17th Jan
18

17

9

9
Sunday
18th Jan
19

19

8

11

5-day weather forecast updated at 04:04 on Wednesday 14th January 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 Wednesday 14th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-east.

14
°C maximum temperature
13
°C minimum temperature
broken clouds
4
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
22
kph wind from SE

Tristan da Cunha weather for Thursday 15th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

15
°C maximum temperature
14
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from SW

Tristan da Cunha weather for Friday 16th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

17
°C maximum temperature
16
°C minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

Tristan da Cunha weather for Saturday 17th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 18°C, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

18
°C maximum temperature
17
°C minimum temperature
broken clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from NW

Tristan da Cunha weather for Sunday 18th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.