Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 63°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
18th Jun
63

63

0

0
Friday
19th Jun
63

50

1

1
Saturday
20th Jun
52

50

2

1
Sunday
21st Jun
59

52

1

2
Monday
22nd Jun
57

50

1

2

5-day weather forecast updated at 04:03 on Thursday 18th June 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 18th June 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 99% chance of some rain and a moderate gale of 34 mph from the north.

63
°F maximum temperature
63
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
99
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
34
mph wind from N

Tristan da Cunha weather for Friday 19th June 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 52% chance of some rain and a strong breeze of 28 mph from the south.

63
°F maximum temperature
50
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
52
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
28
mph wind from S

Tristan da Cunha weather for Saturday 20th June 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 52°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 21 mph from the south.

52
°F maximum temperature
50
°F minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
52
°F wind chill
21
mph wind from S

Tristan da Cunha weather for Sunday 21st June 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and a strong breeze of 24 mph from the north-west.

59
°F maximum temperature
52
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
2
UV index (Low)
67
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
24
mph wind from NW

Tristan da Cunha weather for Monday 22nd June 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a fresh breeze of 22 mph from the south.