May–October is the best period. June–August is peak beach season on the Algarve. Lisbon and Porto are enjoyable year-round — spring and autumn are ideal. Madeira is warm in winter; Azores best May–October.
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Spring
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Summer
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Autumn
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Winter
May–October is the best period. June–August is peak beach season on the Algarve. Lisbon and Porto are enjoyable year-round — spring and autumn are ideal. Madeira is warm in winter; Azores best May–October.