Portarlington, in Leinster, Ireland, is home to roughly 7,800 people in the GMT/IST time zone at 53.2°N latitude.
In 2025, Portarlington recorded an average annual temperature of 51°F. The hottest temperatures reached 84°F in July; the coolest were 22°F in January. Total precipitation for the year was 42 inches, with the wettest month being November. Snowfall for the year totaled approximately 3 inches.
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