Currently: 70 °F. Passing clouds. (Weather station: Jersey Airport, Jersey). See more current weatherAnnual Weather Averages Near Saint Helier
Averages are for Jersey Airport, which is 5 miles from Saint Helier.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Saint Helier
High Temp: 69 °F
Low Temp: 40 °F
Mean Temp: 53 °F
Precipitation: 1.89"
Humidity: 82%
Dew Point: 48 °F
Wind: 24 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
January Climate & Weather Averages in Saint Helier
High Temp: 48 °F
Low Temp: 41 °F
Mean Temp: 44 °F
Precipitation: 2.49"
Humidity: 86%
Dew Point: 40 °F
Wind: 28 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Saint Helier
High Temp: 48 °F
Low Temp: 40 °F
Mean Temp: 44 °F
Precipitation: 2.02"
Humidity: 84%
Dew Point: 40 °F
Wind: 27 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Saint Helier
High Temp: 51 °F
Low Temp: 42 °F
Mean Temp: 47 °F
Precipitation: 1.53"
Humidity: 83%
Dew Point: 41 °F
Wind: 25 mph
Pressure: 30.06 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Saint Helier
High Temp: 55 °F
Low Temp: 44 °F
Mean Temp: 50 °F
Precipitation: 1.30"
Humidity: 80%
Dew Point: 43 °F
Wind: 23 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Saint Helier
High Temp: 60 °F
Low Temp: 49 °F
Mean Temp: 55 °F
Precipitation: 1.17"
Humidity: 81%
Dew Point: 48 °F
Wind: 22 mph
Pressure: 30.01 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Saint Helier
High Temp: 65 °F
Low Temp: 54 °F
Mean Temp: 59 °F
Precipitation: 1.16"
Humidity: 81%
Dew Point: 53 °F
Wind: 20 mph
Pressure: 30.06 "Hg
Visibility: 10 mi
July Climate & Weather Averages in Saint Helier
High Temp: 68 °F
Low Temp: 57 °F
Mean Temp: 63 °F
Precipitation: 1.08"
Humidity: 82%
Dew Point: 56 °F
Wind: 20 mph
Pressure: 30.04 "Hg
Visibility: 11 mi
August Climate & Weather Averages in Saint Helier
High Temp: 69 °F
Low Temp: 58 °F
Mean Temp: 63 °F
Precipitation: 1.35"
Humidity: 82%
Dew Point: 57 °F
Wind: 20 mph
Pressure: 30.03 "Hg
Visibility: 11 mi
September Climate & Weather Averages in Saint Helier
High Temp: 66 °F
Low Temp: 55 °F
Mean Temp: 61 °F
Precipitation: 1.83"
Humidity: 80%
Dew Point: 54 °F
Wind: 22 mph
Pressure: 30.05 "Hg
Visibility: 11 mi
October Climate & Weather Averages in Saint Helier
High Temp: 60 °F
Low Temp: 52 °F
Mean Temp: 56 °F
Precipitation: 2.68"
Humidity: 82%
Dew Point: 50 °F
Wind: 25 mph
Pressure: 29.98 "Hg
Visibility: 11 mi
November Climate & Weather Averages in Saint Helier
High Temp: 54 °F
Low Temp: 47 °F
Mean Temp: 50 °F
Precipitation: 2.89"
Humidity: 84%
Dew Point: 45 °F
Wind: 27 mph
Pressure: 29.97 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Saint Helier
High Temp: 50 °F
Low Temp: 42 °F
Mean Temp: 46 °F
Precipitation: 3.14"
Humidity: 85%
Dew Point: 42 °F
Wind: 29 mph
Pressure: 30.02 "Hg
Visibility: 9 mi