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
27th Oct
54

52

0

5
Wednesday
28th Oct
55

52

6

8
Thursday
29th Oct
55

52

3

7
Friday
30th Oct
57

55

1

9
Saturday
31st Oct
54

54

5

9

5-day weather forecast updated at 04:02 on Tuesday 27th 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 Tuesday 27th October 2026

Expect cloudy with some rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 54°F, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 100% chance of some rain and a fresh breeze of 18 mph from the west.

54
°F maximum temperature
52
°F minimum temperature
cloudy with some rain
0
hours of sunshine
5
UV index (Moderate)
100
% chance of some rain
<20
mm of rainfall expected
54
°F wind chill
18
mph wind from W

Tristan da Cunha weather for Wednesday 28th October 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 34% chance of some rain and a strong breeze of 25 mph from the west.

55
°F maximum temperature
52
°F minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
34
% chance of some rain
<5
mm of rainfall expected
55
°F wind chill
25
mph wind from W

Tristan da Cunha weather for Thursday 29th October 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 55°F, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 20 mph from the west.

55
°F maximum temperature
52
°F minimum temperature
broken clouds
3
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
20
mph wind from W

Tristan da Cunha weather for Friday 30th October 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 9 (Very High) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 16 mph from the north-west.

57
°F maximum temperature
55
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
9
UV index (Very High)
93
% chance of some rain
<10
mm of rainfall expected
57
°F wind chill
16
mph wind from NW

Tristan da Cunha weather for Saturday 31st October 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 54°F, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 10 mph from the north-east.