Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 12°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Monday
6th Jul
12

10

0

1
Tuesday
7th Jul
11

10

1

1
Wednesday
8th Jul
15

11

0

0
Thursday
9th Jul
15

14

1

1
Friday
10th Jul
14

13

3

2

5-day weather forecast updated at 04:03 on Monday 6th July 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 6th July 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 21% chance of some rain and a strong breeze of 46 kph from the south-east.

12
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
21
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
46
kph wind from SE

Tristan da Cunha weather for Tuesday 7th July 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 11°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a fresh gale of 64 kph from the south-east.

11
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
68
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
64
kph wind from SE

Tristan da Cunha weather for Wednesday 8th July 2026

Expect cloudy with some rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a fresh gale of 65 kph from the south-east.

15
°C maximum temperature
11
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
100
% chance of some rain
<30
mm of rainfall expected
15
°C wind chill
65
kph wind from SE

Tristan da Cunha weather for Thursday 9th July 2026

Expect cloudy with some rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a strong breeze of 42 kph from the north-east.

15
°C maximum temperature
14
°C minimum temperature
cloudy with some rain
1
hour of sunshine
1
UV index (Low)
65
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
42
kph wind from NE

Tristan da Cunha weather for Friday 10th July 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 14°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 22 kph from the north-west.