About Shannon, Munster's Climate & Weather History

Shannon, in Munster, Ireland, is home to roughly 9,700 people in the GMT/IST time zone at 52.7°N latitude.

In 2025, Shannon recorded an average annual temperature of 52°F. The hottest temperatures reached 85°F in July; the coolest were 27°F in January. Total precipitation for the year was 56 inches, with the wettest month being November. Snowfall for the year totaled approximately 3 inches.