Ascension Island weather live forecast

Today's maximum temperature in Ascension Island is expected to be 25°C. Select a day from the live weather forecast for Ascension Island, St Helena & Islands for more weather parameters.

Tuesday
28th Oct
25

21

4

11
Wednesday
29th Oct
25

21

3

11
Thursday
30th Oct
26

21

5

11
Friday
31st Oct
26

21

6

10
Saturday
1st Nov
26

22

5

9

5-day weather forecast updated at 04:03 on Tuesday 28th October 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 Tuesday 28th October 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 25°C, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 34 kph from the south-east.

25
°C maximum temperature
21
°C minimum temperature
broken clouds
4
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
0
no heat & humidity
34
kph wind from SE

Ascension Island weather for Wednesday 29th October 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 25°C, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the south-east.

25
°C maximum temperature
21
°C minimum temperature
broken clouds
3
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
0
no heat & humidity
32
kph wind from SE

Ascension Island weather for Thursday 30th October 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 26°C, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-east.

26
°C maximum temperature
21
°C minimum temperature
broken clouds
5
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
26
°C wind chill
25
kph wind from SE

Ascension Island weather for Friday 31st October 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 26°C, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-east.

26
°C maximum temperature
21
°C minimum temperature
broken clouds
6
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
26
°C wind chill
25
kph wind from SE

Ascension Island weather for Saturday 1st November 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 26°C, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-east.