Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 50°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
15th Oct
50

45

5

7
Friday
16th Oct
48

45

5

6
Saturday
17th Oct
50

48

4

6
Sunday
18th Oct
55

50

0

4
Monday
19th Oct
61

57

4

2

5-day weather forecast updated at 04:03 on Thursday 15th October 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 15th October 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 50°F, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a strong breeze of 24 mph from the south-west.

50
°F maximum temperature
45
°F minimum temperature
sunshine and showers
5
hours of sunshine
7
UV index (High)
16
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
24
mph wind from SW

Tristan da Cunha weather for Friday 16th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 48°F, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the south-west.

48
°F maximum temperature
45
°F minimum temperature
broken clouds
5
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
43
°F wind chill
15
mph wind from SW

Tristan da Cunha weather for Saturday 17th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 50°F, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

50
°F maximum temperature
48
°F minimum temperature
broken clouds
4
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
14
mph wind from W

Tristan da Cunha weather for Sunday 18th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 98% chance of some rain and a strong breeze of 27 mph from the north.

55
°F maximum temperature
50
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
4
UV index (Moderate)
98
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
27
mph wind from N

Tristan da Cunha weather for Monday 19th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 72% chance of some rain and a strong breeze of 25 mph from the west.