Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 70°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Thursday
12th Feb
70

66

5

11
Friday
13th Feb
68

64

3

8
Saturday
14th Feb
66

64

10

9
Sunday
15th Feb
68

63

1

10
Monday
16th Feb
63

61

1

10

5-day weather forecast updated at 04:03 on Thursday 12th February 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 12th February 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 70°F, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 67% chance of some rain and a fresh breeze of 19 mph from the north-west.

70
°F maximum temperature
66
°F minimum temperature
mostly cloudy with light rain
5
hours of sunshine
11
UV index (Extreme)
67
% chance of some rain
<2
mm of rainfall expected
70
°F wind chill
19
mph wind from NW

Tristan da Cunha weather for Friday 13th February 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 68°F, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south.

68
°F maximum temperature
64
°F minimum temperature
broken clouds
3
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
12
mph wind from S

Tristan da Cunha weather for Saturday 14th February 2026

Expect scattered clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the west.

66
°F maximum temperature
64
°F minimum temperature
scattered clouds
10
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
13
mph wind from W

Tristan da Cunha weather for Sunday 15th February 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 68°F, maximum UV of 10 (Very High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 16 mph from the south.

68
°F maximum temperature
63
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
10
UV index (Very High)
93
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
16
mph wind from S

Tristan da Cunha weather for Monday 16th February 2026

Expect overcast skies in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 10 (Very High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-east.