St Helier weather live forecast

Today's maximum temperature in St Helier is expected to be 68°F. Select a day from the live weather forecast for St Helier, Jersey for more weather parameters.

5-day weather forecast updated at 04:00 on Thursday 18th September 2025 GMT

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The 5-day weather forecast for Jersey, represented by St Helier, (St Helier) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Helier weather forecast by day

Below are the detailed weather forecasts for St Helier for the next 5 days.

St Helier weather for Thursday 18th September 2025

Expect broken clouds in St Helier, Jersey with a maximum temperature of 68°F, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the south-west.

  • 68°F maximum temperature68
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 13 mph from the South-West13
    mph wind from SW

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St Helier weather for Friday 19th September 2025

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 68°F, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south.

  • 68°F maximum temperature68
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 8 mph from the South8
    mph wind from S

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St Helier weather for Saturday 20th September 2025

Expect broken clouds in St Helier, Jersey with a maximum temperature of 70°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the south-west.

  • 70°F maximum temperature70
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 70°F wind chill70
    °F wind chill
  • Fresh breeze of 19 mph from the South-West19
    mph wind from SW

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St Helier weather for Sunday 21st September 2025

Expect broken clouds in St Helier, Jersey with a maximum temperature of 61°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the south-west.

  • 61°F maximum temperature61
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 19 mph from the South-West19
    mph wind from SW

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St Helier weather for Monday 22nd September 2025

Expect mostly cloudy with rain in St Helier, Jersey with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 70% chance of some rain and a moderate breeze of 17 mph from the north.

  • 59°F maximum temperature59
    °F maximum temperature
  • 55°F minimum temperature55
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 70% chance of some rain70
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Moderate breeze of 17 mph from the North17
    mph wind from N

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Metric (°C)  |  Imperial (°F)

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