Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 15°C. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Sunday
12th Jul
15

12

5

2
Monday
13th Jul
12

10

0

1
Tuesday
14th Jul
15

10

0

0
Wednesday
15th Jul
15

12

0

1
Thursday
16th Jul
12

12

0

1

5-day weather forecast updated at 04:03 on Sunday 12th 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 Sunday 12th July 2026

Expect sunshine and showers in Tristan da Cunha, St Helena & Islands with a maximum temperature of 15°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 25% chance of some rain and a strong breeze of 49 kph from the north-west.

15
°C maximum temperature
12
°C minimum temperature
sunshine and showers
5
hours of sunshine
2
UV index (Low)
25
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
49
kph wind from NW

Tristan da Cunha weather for Monday 13th 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 25% chance of some rain and a strong breeze of 40 kph from the south-west.

12
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
40
kph wind from SW

Tristan da Cunha weather for Tuesday 14th 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 94% chance of some rain and a strong breeze of 40 kph from the east.

15
°C maximum temperature
10
°C minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
94
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
40
kph wind from E

Tristan da Cunha weather for Wednesday 15th 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 no hours of bright sunshine. There are 10-20 mm of rainfall expected with 55% chance of some rain and a fresh breeze of 31 kph from the south.

15
°C maximum temperature
12
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
55
% chance of some rain
<20
mm of rainfall expected
15
°C wind chill
31
kph wind from S

Tristan da Cunha weather for Thursday 16th July 2026

Expect overcast 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 40% chance of some rain and a fresh breeze of 31 kph from the south.