Average Precipitation for Ireland in January

The tables below give monthly averages for rainfall plus snowfall during January at cities and other locations around Ireland.

Each place has a total for how many days of wet weather it usually gets this month and for the normal amount of precipitation.

The calculation of days only includes the days when precipitation totalled at least 0.2 millimetres (0.008 inches). For Donegal and Galway, the total days includes any with at least 0.1 mm (0.004 inches) of precipitation.

The month's total amounts of rain and snow given here are averages of weather data collected during 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 monthly precipitation in January
Days Place Inches Milli­metres
20 Clones 3.4 88
Donegal 5.1 130
22 Malin Head 4.6 117

Munster

January averages for total rainfall plus snowfall
Days Place Inches Milli­metres
20 Cork 5.2 131
14 Roches Point 3.1 80
20 Shannon 4.0 102
22 Valentia 6.8 174

Leinster

Average amount of rain and snow in January
Days Place Inches Milli­metres
19 Birr 3.1 79
17 Clondalkin 2.5 64
17 Dublin 2.5 63
18 Kilkenny 3.1 78
19 Mullingar 3.6 92
20 Wexford 4.1 103

Connacht

Precipitation totals for January
Days Place Inches Milli­metres
23 Belmullet 5.3 134
21 Claremorris 5.0 128
18 Galway 5.0 127
References

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

World Meterorological Organization. World Weather Information Service. Ireland.

Ireland Precipitation
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