With a population of around 18,100, Greystones sits in Leinster, Ireland. The city operates in the GMT/IST time zone.
In 2025, Greystones averaged an annual temperature of 52°F, with hottest temperatures reaching 78°F in July and lowest around 29°F in January. The city received approximately 52 inches of precipitation during the year.
View historical weather for Greystones · More cities in Leinster