Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 19°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Saturday
17th Jan
19

17

7

11
Sunday
18th Jan
19

18

9

11
Monday
19th Jan
19

18

11

11
Tuesday
20th Jan
19

18

11

11
Wednesday
21st Jan
19

18

10

11

5-day weather forecast updated at 04:05 on Saturday 17th 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 Saturday 17th 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 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

19
°C maximum temperature
17
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
19
°C wind chill
17
kph wind from NW

Tristan da Cunha weather for Sunday 18th January 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

19
°C maximum temperature
18
°C minimum temperature
scattered clouds
9
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
19
°C wind chill
13
kph wind from NW

Tristan da Cunha weather for Monday 19th January 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 11+ (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

19
°C maximum temperature
18
°C minimum temperature
scattered clouds
11
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
19
°C wind chill
14
kph wind from N

Tristan da Cunha weather for Tuesday 20th January 2026

19
°C maximum temperature
18
°C minimum temperature
scattered clouds
11
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from NW

Tristan da Cunha weather for Wednesday 21st January 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 11+ (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.