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.

Ulster

Average annual humidity

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

Munster

Annual relative humidity averages

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

Leinster

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

Connacht

Annual relative humidity

Place	9 am	3 pm
Belmullet	84	79
Claremorris	87	77