Ascension Island weather live forecast

Today's maximum temperature in Ascension Island is expected to be 27°C. Select a day from the live weather forecast for Ascension Island, St Helena & Islands for more weather parameters.

Friday
1st Aug
27

23

6

8
Saturday
2nd Aug
26

23

7

8
Sunday
3rd Aug
26

23

5

8
Monday
4th Aug
26

23

5

8
Tuesday
5th Aug
26

23

6

7

5-day weather forecast updated at 04:03 on Friday 1st August 2025 GMT

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The 5-day weather forecast for St Helena & Islands (Ascension Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Ascension Island weather forecast by day

Below are the detailed weather forecasts for Ascension Island for the next 5 days.

Ascension Island weather for Friday 1st August 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the south-east.

27
°C maximum temperature
23
°C minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
30
kph wind from SE

Ascension Island weather for Saturday 2nd August 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-east.

26
°C maximum temperature
23
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
26
kph wind from SE

Ascension Island weather for Sunday 3rd August 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-east.

26
°C maximum temperature
23
°C minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
21
kph wind from SE

Ascension Island weather for Monday 4th August 2025

26
°C maximum temperature
23
°C minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
28
kph wind from SE

Ascension Island weather for Tuesday 5th August 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the south-east.