December in Ireland typically experiences cool, damp conditions with average temperatures ranging from 4C to 8C (39F to 46F). Rainfall is common throughout the month, and while snow is possible, it is generally less frequent than rain, especially in coastal areas. Daylight hours are at their shortest, with sunrise occurring around 8:30 am and sunset around 4:00 pm. The prevailing winds are often westerly, bringing moist air from the Atlantic Ocean.
Understanding Ireland’s climate during this period is valuable for travelers planning winter visits. Packing appropriately for cold, wet weather is essential. This information can also inform decisions about itineraries and outdoor activities. Historically, December has held cultural significance in Ireland, associated with traditional celebrations and festivities that continue to shape the experiences of both residents and visitors.