Tristan da Cunha weather live forecast

Today's maximum temperature in Tristan da Cunha is expected to be 57°F. Select a day from the live weather forecast for Tristan da Cunha, St Helena & Islands for more weather parameters.

Sunday
19th Jul
57

55

3

2
Monday
20th Jul
59

57

2

3
Tuesday
21st Jul
59

57

2

1
Wednesday
22nd Jul
61

55

4

2
Thursday
23rd Jul
61

55

1

1

5-day weather forecast updated at 04:03 on Saturday 18th 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 19th July 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 57°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a fresh breeze of 21 mph from the west.

57
°F maximum temperature
55
°F minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
16
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
mph wind from W

Tristan da Cunha weather for Monday 20th July 2026

Expect mostly cloudy with light rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a fresh breeze of 23 mph from the west.

59
°F maximum temperature
57
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
52
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
23
mph wind from W

Tristan da Cunha weather for Tuesday 21st July 2026

Expect broken clouds in Tristan da Cunha, St Helena & Islands with a maximum temperature of 59°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 25 mph from the west.

59
°F maximum temperature
57
°F minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
25
mph wind from W

Tristan da Cunha weather for Wednesday 22nd July 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 44% chance of some rain and a fresh breeze of 22 mph from the north-west.

61
°F maximum temperature
55
°F minimum temperature
mostly cloudy with rain
4
hours of sunshine
2
UV index (Low)
44
% chance of some rain
<10
mm of rainfall expected
61
°F wind chill
22
mph wind from NW

Tristan da Cunha weather for Thursday 23rd July 2026

Expect mostly cloudy with rain in Tristan da Cunha, St Helena & Islands with a maximum temperature of 61°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 22 mph from the west.