Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 59°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
6th Aug
59

54

0

1
Friday
7th Aug
59

55

2

3
Saturday
8th Aug
57

55

1

2
Sunday
9th Aug
59

57

4

3
Monday
10th Aug
59

57

1

2

5-day weather forecast updated at 04:02 on Wednesday 5th August 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 6th August 2026

Expect cloudy with some rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and a strong breeze of 25 mph from the north-west.

59
°F maximum temperature
54
°F minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
88
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
25
mph wind from NW

Tristan da Cunha weather for Friday 7th August 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a fresh breeze of 18 mph from the north-east.

59
°F maximum temperature
55
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
37
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
18
mph wind from NE

Tristan da Cunha weather for Saturday 8th August 2026

Expect broken clouds 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 0 mm of rainfall expected and a gentle breeze of 11 mph from the north.

57
°F maximum temperature
55
°F minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
11
mph wind from N

Tristan da Cunha weather for Sunday 9th August 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 21 mph from the north.

59
°F maximum temperature
57
°F minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
59
°F wind chill
21
mph wind from N

Tristan da Cunha weather for Monday 10th August 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 88% chance of some rain and a moderate gale of 32 mph from the north.