Currently: 16 °C. Scattered showers. Broken clouds. (Weather station: Jersey Airport, Jersey). See more current weather
Annual Weather Averages Near Saint Helier
Averages are for Jersey Airport, which is 7 kilometers from Saint Helier.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Saint Helier
High Temp: 20 °C
Low Temp: 5 °C
Mean Temp: 12 °C
Precipitation: 47.9 mm
Humidity: 82%
Dew Point: 9 °C
Wind: 39 km/h
Pressure: 101.68 kPa
Visibility: 16 km
January Climate & Weather Averages in Saint Helier
High Temp: 9 °C
Low Temp: 5 °C
Mean Temp: 7 °C
Precipitation: 63.1 mm
Humidity: 86%
Dew Point: 5 °C
Wind: 45 km/h
Pressure: 101.78 kPa
Visibility: 14 km
February Climate & Weather Averages in Saint Helier
High Temp: 9 °C
Low Temp: 5 °C
Mean Temp: 7 °C
Precipitation: 51.3 mm
Humidity: 84%
Dew Point: 4 °C
Wind: 43 km/h
Pressure: 101.82 kPa
Visibility: 14 km
March Climate & Weather Averages in Saint Helier
High Temp: 11 °C
Low Temp: 6 °C
Mean Temp: 8 °C
Precipitation: 38.8 mm
Humidity: 83%
Dew Point: 5 °C
Wind: 40 km/h
Pressure: 101.78 kPa
Visibility: 13 km
April Climate & Weather Averages in Saint Helier
High Temp: 13 °C
Low Temp: 7 °C
Mean Temp: 10 °C
Precipitation: 33.1 mm
Humidity: 80%
Dew Point: 6 °C
Wind: 36 km/h
Pressure: 101.54 kPa
Visibility: 16 km
May Climate & Weather Averages in Saint Helier
High Temp: 16 °C
Low Temp: 10 °C
Mean Temp: 13 °C
Precipitation: 29.8 mm
Humidity: 81%
Dew Point: 9 °C
Wind: 36 km/h
Pressure: 101.63 kPa
Visibility: 16 km
June Climate & Weather Averages in Saint Helier
High Temp: 18 °C
Low Temp: 12 °C
Mean Temp: 15 °C
Precipitation: 29.4 mm
Humidity: 81%
Dew Point: 12 °C
Wind: 33 km/h
Pressure: 101.78 kPa
Visibility: 17 km
July Climate & Weather Averages in Saint Helier
High Temp: 20 °C
Low Temp: 14 °C
Mean Temp: 17 °C
Precipitation: 27.3 mm
Humidity: 82%
Dew Point: 14 °C
Wind: 33 km/h
Pressure: 101.73 kPa
Visibility: 17 km
August Climate & Weather Averages in Saint Helier
High Temp: 20 °C
Low Temp: 14 °C
Mean Temp: 17 °C
Precipitation: 34.3 mm
Humidity: 82%
Dew Point: 14 °C
Wind: 32 km/h
Pressure: 101.69 kPa
Visibility: 18 km
September Climate & Weather Averages in Saint Helier
High Temp: 19 °C
Low Temp: 13 °C
Mean Temp: 16 °C
Precipitation: 46.6 mm
Humidity: 80%
Dew Point: 12 °C
Wind: 35 km/h
Pressure: 101.75 kPa
Visibility: 18 km
October Climate & Weather Averages in Saint Helier
High Temp: 16 °C
Low Temp: 11 °C
Mean Temp: 13 °C
Precipitation: 68.2 mm
Humidity: 82%
Dew Point: 10 °C
Wind: 41 km/h
Pressure: 101.53 kPa
Visibility: 17 km
November Climate & Weather Averages in Saint Helier
High Temp: 12 °C
Low Temp: 8 °C
Mean Temp: 10 °C
Precipitation: 73.5 mm
Humidity: 84%
Dew Point: 7 °C
Wind: 43 km/h
Pressure: 101.50 kPa
Visibility: 17 km
December Climate & Weather Averages in Saint Helier
High Temp: 10 °C
Low Temp: 6 °C
Mean Temp: 8 °C
Precipitation: 79.9 mm
Humidity: 85%
Dew Point: 5 °C
Wind: 46 km/h
Pressure: 101.67 kPa
Visibility: 14 km