Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 54°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Tuesday
29th Jul
54

50

6

2
Wednesday
30th Jul
55

52

3

2
Thursday
31st Jul
59

57

0

2
Friday
1st Aug
61

54

3

2
Saturday
2nd Aug
54

45

2

2

5-day weather forecast updated at 04:03 on Tuesday 29th July 2025 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 Tuesday 29th July 2025

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 54°F, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a strong breeze of 27 mph from the west.

54
°F maximum temperature
50
°F minimum temperature
sunshine and showers
6
hours of sunshine
2
UV index (Low)
20
% chance of some rain
<2
mm of rainfall expected
54
°F wind chill
27
mph wind from W

Tristan da Cunha weather for Wednesday 30th July 2025

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 25 mph from the south-west.

55
°F maximum temperature
52
°F minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
25
mph wind from SW

Tristan da Cunha weather for Thursday 31st July 2025

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 no hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a strong breeze of 32 mph from the north.

59
°F maximum temperature
57
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
2
UV index (Low)
86
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
32
mph wind from N

Tristan da Cunha weather for Friday 1st August 2025

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 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 70% chance of some rain and a moderate gale of 33 mph from the north-west.

61
°F maximum temperature
54
°F minimum temperature
mostly cloudy with rain
3
hours of sunshine
2
UV index (Low)
70
% chance of some rain
<20
mm of rainfall expected
61
°F wind chill
33
mph wind from NW

Tristan da Cunha weather for Saturday 2nd August 2025

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 54°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a strong breeze of 28 mph from the south-west.