St Helier weather live forecast

Tomorrow's maximum temperature in St Helier is expected to be 16°C.

• Saturday
  17th May
  
  16
  10
  11
• Sunday
  18th May
  
  18
  10
  15
• Monday
  19th May
  
  20
  11
  14
• Tuesday
  20th May
  
  16
  13
  11
• Wednesday
  21st May
  
  15
  13
  6

5-day weather forecast updated at 04:00 on Saturday 17th May 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 Saturday 17th May 2025

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 16°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

• 16
  °C maximum temperature
• 10
  °C minimum temperature
• 
  scattered clouds
• 11
  hours of sunshine
• 6
  UV index (High)
• 0
  mm of rainfall expected
• 16
  °C wind chill
• 20
  kph wind from NE

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St Helier weather for Sunday 18th May 2025

Expect clear skies in St Helier, Jersey with a maximum temperature of 18°C, maximum UV of 6 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.

• 18
  °C maximum temperature
• 10
  °C minimum temperature
• 
  clear skies
• 15
  hours of sunshine
• 6
  UV index (High)
• 0
  mm of rainfall expected
• 18
  °C wind chill
• 22
  kph wind from NE

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St Helier weather for Monday 19th May 2025

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 20°C, maximum UV of 6 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-east.

• 20
  °C maximum temperature
• 11
  °C minimum temperature
• 
  scattered clouds
• 14
  hours of sunshine
• 6
  UV index (High)
• 0
  mm of rainfall expected
• 20
  °C wind chill
• 28
  kph wind from NE

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St Helier weather for Tuesday 20th May 2025

Expect scattered clouds in St Helier, Jersey with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

• 16
  °C maximum temperature
• 13
  °C minimum temperature
• 
  scattered clouds
• 11
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 16
  °C wind chill
• 27
  kph wind from NE

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St Helier weather for Wednesday 21st May 2025

Expect broken clouds in St Helier, Jersey with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

• 15
  °C maximum temperature
• 13
  °C minimum temperature
• 
  broken clouds
• 6
  hours of sunshine
• 5
  UV index (Moderate)
• 0
  mm of rainfall expected
• 15
  °C wind chill
• 17
  kph wind from N

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Jet2holidays: up to £100pp off 2025/2026 holidays

Discount Code

• Save up to £100 per person on holidays in 2025/2026
• £100pp discount with myJet2 (Otherwise £90pp)
• Extra £60 off holidays departing in May & June 2025

Show discount code ******J25

Redeem Jet2holidays discount code >>

Expires at 23:59 on Saturday 31st May 2025 · View all Jet2holidays offers

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

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