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.

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

More about Ascension Island

Ascension Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for St Helena & Islands

  • Save on UK travel with KAYAK's deals of the day
  • Find deals for destinations around the world
  • Filter by travel deal type, budget & month

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 temperature25
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 34 kph from the South-East34
    kph wind from SE

Back to top

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 temperature25
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 32 kph from the South-East32
    kph wind from SE

Back to top

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 temperature26
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Moderate breeze of 25 kph from the South-East25
    kph wind from SE

Back to top

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 temperature26
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Moderate breeze of 25 kph from the South-East25
    kph wind from SE

Back to top

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.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Moderate breeze of 24 kph from the South-East24
    kph wind from SE

Back to top

  • Search & compare the best car hire deals
  • Free 48-hour cancellation policy & no hidden charges
  • Check prices with Avis, Europcar, Sixt & more

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^