Dublin, Climate

With its coastal site on the western seaboard of the Irish Sea, Dublin enjoys a mild climate. The average temperature is lowest in January–February, 42° F (6° C), and highest in July–August, 59° F (15° C). Sunshine averages four hours a day. The mean annual rainfall is 30–40 inches (760–1,000 millimetres), although the rate is higher in the mountains. The period of maximum rainfall occurs in winter, and there