Average Annual Humidity for Ireland

The yearly averages for humidity levels during morning and afternoon are listed below for cities and other places across Ireland.

Relative humidity measures the actual amount of moisture in the air as a percentage of the maximum amount of moisture the air can hold.

All the numbers here are based on weather data collected from 1981 to 2010.

You can jump to a separate table for each region of the country: Ulster, Munster, Leinster and Connacht. Ulster province includes the counties that border Northern Ireland. Munster province covers the southern part of Ireland. Leinster province is in the east, while Connacht (or Connaught) is in the west.


Average annual humidity
Place 9 am 3 pm
Clones 86 75
Malin Head 82 79


Annual relative humidity averages
Place 9 am 3 pm
Cork 87 77
Roches Point 85 79
Shannon 84 72
Valentia 83 77


Average daily humidity
Place 9 am 3 pm
Birr 85 73
Clondalkin 84 74
Dublin 83 73
Kilkenny 84 71
Mullingar 86 75
Wexford 84 78


Annual relative humidity
Place 9 am 3 pm
Belmullet 84 79
Claremorris 87 77

Met Eireann. The Irish Meteorological Service Online. Climate. 30 Year Averages.

Ireland Humidity
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