Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 66°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Sunday
25th Jan
66

63

8

10
Monday
26th Jan
64

63

3

9
Tuesday
27th Jan
64

64

0

7
Wednesday
28th Jan
68

64

6

8
Thursday
29th Jan
63

59

4

11

5-day weather forecast updated at 04:03 on Saturday 24th January 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 Sunday 25th January 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 66°F, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a gentle breeze of 11 mph from the south-west.

66
°F maximum temperature
63
°F minimum temperature
sunshine and showers
8
hours of sunshine
10
UV index (Very High)
18
% chance of some rain
<2
mm of rainfall expected
66
°F wind chill
11
mph wind from SW

Tristan da Cunha weather for Monday 26th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south-west.

64
°F maximum temperature
63
°F minimum temperature
broken clouds
3
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
11
mph wind from SW

Tristan da Cunha weather for Tuesday 27th January 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 64°F, maximum UV of 7 (High) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 9 mph from the east.

64
°F maximum temperature
64
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
7
UV index (High)
63
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
9
mph wind from E

Tristan da Cunha weather for Wednesday 28th January 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 68°F, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 36% chance of some rain and a strong breeze of 27 mph from the west.

68
°F maximum temperature
64
°F minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
36
% chance of some rain
<10
mm of rainfall expected
68
°F wind chill
27
mph wind from W

Tristan da Cunha weather for Thursday 29th January 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 63°F, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 27 mph from the south-west.