About Swords, Leinster's Climate & Weather History

With a population of around 42,700, Swords sits in Leinster, Ireland. The city operates in the GMT/IST time zone.

In 2025, Swords recorded an average annual temperature of 52°F. The hottest temperatures reached 78°F in July; the coolest were 25°F in January. Total precipitation for the year was 46 inches, with the wettest month being September. Snowfall for the year totaled approximately 1 inches.