With a population of around 4,600, Alcains sits in Castelo Branco, Portugal. The city operates in the Europe/Lisbon time zone.
In 2025, Alcains recorded an average annual temperature of 63°F. The hottest temperatures reached 106°F in August; the coolest were 29°F in January. Total precipitation for the year was 44 inches, with the wettest month being January.
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