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.

Monday
12th Oct
54

52

1

4
Tuesday
13th Oct
54

52

4

6
Wednesday
14th Oct
52

50

6

6
Thursday
15th Oct
50

45

6

7
Friday
16th Oct
48

45

3

5

5-day weather forecast updated at 04:02 on Monday 12th October 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 Monday 12th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 54°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 100% chance of some rain and a fresh breeze of 21 mph from the west.

54
°F maximum temperature
52
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
4
UV index (Moderate)
100
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
21
mph wind from W

Tristan da Cunha weather for Tuesday 13th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 54°F, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 22% chance of some rain and a fresh breeze of 19 mph from the south.

54
°F maximum temperature
52
°F minimum temperature
mostly cloudy with rain
4
hours of sunshine
6
UV index (High)
22
% chance of some rain
<10
mm of rainfall expected
54
°F wind chill
19
mph wind from S

Tristan da Cunha weather for Wednesday 14th October 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 52°F, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 55% chance of some rain and a fresh breeze of 20 mph from the west.

52
°F maximum temperature
50
°F minimum temperature
sunshine and showers
6
hours of sunshine
6
UV index (High)
55
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
mph wind from W

Tristan da Cunha weather for Thursday 15th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 50°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 27 mph from the south-west.

50
°F maximum temperature
45
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
41
°F wind chill
27
mph wind from SW

Tristan da Cunha weather for Friday 16th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 48°F, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south-west.