Warm destinations in Portugal

Portugal is the corner of Europe that stays warm longest and shouts about it least. The mainland runs reliably mild from April to October, cooled by the Atlantic rather than the Mediterranean, so the summers rarely turn punishing the way inland Spain does. Off the coast, Madeira holds its low-20s right through winter. The catch is the crowds: Lisbon and the Algarve now book up early.

Where to go

Lisbon is where most trips begin: seven hills of tiled facades, the pastéis de nata, and a food-and-bar scene that has caught up with anywhere in Europe. Two hours north, Porto is smaller, steeper, and cheaper, built around the port lodges of Vila Nova de Gaia and the Douro valley behind them. For the beaches, Lagos anchors the western Algarve, where the coast breaks into ochre cliffs and hidden coves rather than one long resort strip.

Out in the Atlantic, Funchal is the way into Madeira, an island of levada walks and year-round greenery that rewards walkers more than sunbathers. Worth folding into a longer trip even though we don't cover them yet: Sintra's hilltop palaces as a day out from Lisbon, the quieter eastern Algarve around Tavira, and the Azores for whales and volcanic craters.

When to go

The mainland's window is April to October. May, June, and September are the value months: warm enough for the southern beaches but without August's prices or the school-holiday crowds. July and August are hot and busy, the Algarve most of all, though Lisbon and Porto stay bearable on the Atlantic breeze. Madeira ignores the calendar, with daytime highs in the low 20s every month, which makes it a reliable winter-sun base when the rest of Europe cools off.

Getting around

Trains link the main cities cheaply: Lisbon to Porto in under three hours on the Alfa Pendular from about €30, booked ahead on Comboios de Portugal. The Algarve has its own coastal rail line, but a hire car earns its keep there for the smaller beaches. Madeira needs a flight from Lisbon or Porto (around 90 minutes) and a car or the bus network once you land, since the island is all mountain and switchback. In the cities, Lisbon's trams and metro and Porto's metro cover most of it; both reward comfortable shoes more than anything, given the hills.