About Irsina, Basilicate's Climate & Weather History

With a population of around 4,900, Irsina sits in Basilicate, Italy. The city operates in the Central European time zone.

In 2025, Irsina recorded an average annual temperature of 58°F. The hottest temperatures reached 104°F in July; the coolest were 26°F in March. Total precipitation for the year was 23 inches, with the wettest month being January.