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.

Wednesday
10th Dec
16

14

8

8
Thursday
11th Dec
14

13

4

7
Friday
12th Dec
17

14

5

7
Saturday
13th Dec
19

18

2

9
Sunday
14th Dec
19

16

3

7

5-day weather forecast updated at 04:04 on Wednesday 10th December 2025 GMT

More about Tristan da Cunha

Tristan da Cunha by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for St Helena & Islands

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

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 10th December 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 16°C, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a strong breeze of 41 kph from the west.

16
°C maximum temperature
14
°C minimum temperature
sunshine and showers
8
hours of sunshine
8
UV index (Very High)
51
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
41
kph wind from W

Tristan da Cunha weather for Thursday 11th December 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 44 kph from the south-west.

14
°C maximum temperature
13
°C minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
14
°C wind chill
44
kph wind from SW

Tristan da Cunha weather for Friday 12th December 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 17°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the north-west.

17
°C maximum temperature
14
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
31
kph wind from NW

Tristan da Cunha weather for Saturday 13th December 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 59% chance of some rain and a strong breeze of 48 kph from the north-west.

19
°C maximum temperature
18
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
9
UV index (Very High)
59
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
48
kph wind from NW

Tristan da Cunha weather for Sunday 14th December 2025

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 19°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a strong breeze of 51 kph from the north-west.