Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 55°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Friday
11th Sep
55

54

6

5
Saturday
12th Sep
57

54

3

4
Sunday
13th Sep
59

50

2

1
Monday
14th Sep
52

46

9

5
Tuesday
15th Sep
55

52

9

5

5-day weather forecast updated at 04:03 on Thursday 10th September 2026 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 Friday 11th September 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the west.

55
°F maximum temperature
54
°F minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
55
°F wind chill
10
mph wind from W

Tristan da Cunha weather for Saturday 12th September 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate gale of 35 mph from the north.

57
°F maximum temperature
54
°F minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
57
°F wind chill
35
mph wind from N

Tristan da Cunha weather for Sunday 13th September 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a fresh gale of 41 mph from the south-west.

59
°F maximum temperature
50
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
1
UV index (Low)
96
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
41
mph wind from SW

Tristan da Cunha weather for Monday 14th September 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 52°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 18 mph from the west.

52
°F maximum temperature
46
°F minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
52
°F wind chill
18
mph wind from W

Tristan da Cunha weather for Tuesday 15th September 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 27 mph from the west.