Ascension Island weather live forecast

Today's maximum temperature in Ascension Island is expected to be 81°F. 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 Sunday 27th July 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 Sunday 27th July 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 81°F, 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 16 mph from the south-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 73°F minimum temperature73
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 16 mph from the South-East16
    mph wind from SE

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Ascension Island weather for Monday 28th July 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 73°F minimum temperature73
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 16 mph from the South-East16
    mph wind from SE

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Ascension Island weather for Tuesday 29th July 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the south-east.

  • 79°F maximum temperature79
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 15 mph from the South-East15
    mph wind from SE

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Ascension Island weather for Wednesday 30th July 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 81°F, 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 16 mph from the east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 16 mph from the East16
    mph wind from E

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Ascension Island weather for Thursday 31st July 2025

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 17 mph from the East17
    mph wind from E

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