St Helier
Gerry Walden / age fotostock
St Helier (United Kingdom)
All overall Very bad 4%42%30%14%30%62%
Best month August Average
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Weather Forecast St Helier

Want to organise your holiday inSt Helier Take a look at the weather forecast without delay! To help you prepare for your trip, Easyvoyage brings you the tourist weather comfort index. This innovative weather prediction service combines a range of indicators extrapolating the weather conditions inSt Helier for various activities: hiking, visits, beach, water sports.

The weather prediction service inSt Helier is based on a calculation which takes into account historic data from the last 10 years, as well as predictions based on certain criteria such as air temperature, humidity, water temperature, wind speed and sunshine.

Prepare your things now for your stay by taking a look at the weather predictions forSt Helier.

  • Temperature
  • Bad weather
  • Sunbathing
  • Swimming
  • Wind
  • Humidity

The weather is rated on a scale from 0 to 100, with the worst weather conditions ranging between 0 and 19 and the best ranging above 79.
The overall weather comfort index is:

  • Excellent (Rating between 80% and 100%)
  • Good (Rating between 60% and 79%)
  • Average (Rating between 40% and 59%)
  • Bad (Rating between 20% and 39%)
  • Very bad (Rating between 0% and 19%)

St Helier: When to go ?

  • Daytime temperature
  • Night-time temperature
  • Daytime humidity
  • Night-time humidity
  • Daytime wind
  • Night-time wind
  • Daytime rainfall
  • Night-time rainfall
  • Sunshine
  • Swimming
  • January 7.9°C 7.2°C 82.8% 85.0% 9.1m/s 8.9m/s 26.9mm 58.6mm 7.0 10.0°C
  • February 7.8°C 6.8°C 80.8% 84.4% 8.1m/s 8.1m/s 27.4mm 42.2mm 7.5 9.2°C
  • March 8.8°C 7.6°C 80.0% 84.7% 7.6m/s 7.5m/s 30.2mm 35.3mm 9.5 9.0°C
  • April 10.5°C 9.0°C 79.6% 85.2% 6.5m/s 6.4m/s 25.8mm 21.7mm 10.9 10.1°C
  • May 13.1°C 11.5°C 82.0% 87.5% 6.4m/s 6.4m/s 32.2mm 23.4mm 9.9 11.9°C
  • June 15.8°C 13.9°C 81.2% 88.0% 5.4m/s 5.4m/s 19.4mm 12.9mm 14.0 14.4°C
  • July 17.2°C 15.5°C 82.1% 88.8% 5.9m/s 5.9m/s 27.7mm 23.0mm 14.8 16.2°C
  • August 17.8°C 16.2°C 81.6% 88.3% 5.9m/s 5.8m/s 25.3mm 19.8mm 15.6 17.4°C
  • September 16.8°C 15.1°C 78.5% 85.1% 6.4m/s 6.4m/s 18.2mm 21.2mm 15.4 17.2°C
  • October 14.4°C 13.2°C 80.4% 85.1% 7.6m/s 7.5m/s 40.6mm 55.4mm 8.0 15.9°C
  • November 11.3°C 10.4°C 80.4% 83.5% 8.8m/s 8.6m/s 44.7mm 74.0mm 7.5 13.9°C
  • December 8.3°C 7.6°C 81.5% 83.9% 8.6m/s 8.6m/s 33.4mm 69.8mm 9.0 11.7°C
Weather St Helier : Annual weather forecast chart

United Kingdom: Seven-day weather forecast

Take a look at the seven-day weather forecast for the principal cities inUnited Kingdom. For each destination, Easyvoyage's weather tool gives you temperature and rainfall indicators, along with wind force and direction and sunrise/sunset times. Prepare your holidays using our weather forecasts or organise your activities thanks to the weather comfort index forUnited Kingdom. Whether you're getting ready to go or already on holiday, it's never been simpler to keep an eye on the weather than with Easyvoyage!