Autumn might be the smartest time to see Mallorca. Spain's largest Balearic island draws over 13 million visitors a year, most of them in summer, but the off-season delivers warm weather without the crowds: around 27°C in September and still roughly 18°C by November, backed by more than 300 days of annual sunshine.

The writer of the original trip found this out on a mid-September visit, mixing culture with a slower pace of life. In the capital, Palma — home to nearly half the island's one million residents — a walking tour through the old town reveals centuries of Roman, Gothic and Baroque architecture standing alongside boutiques and galleries. Local guide Lorena Torres points out that many grand buildings were once socially stratified, with nobility traditionally occupying the first floor.

Timing your trip for late autumn could pay off too. Nit de l'Art, an annual celebration marking its 30th anniversary in 2026, sees Palma's galleries throw open their doors, with exhibitions and performances spilling into the streets.

The city's centrepiece is the Gothic Cathedral of Santa Maria, known as La Seu, which towers over the waterfront. Building started in the 13th century and took 372 years. Constructed on the site of a former mosque after the Christian conquest, it carries Christian, Jewish and Islamic influences, plus a giant stained-glass rose window that sits at the heart of a long-running architectural rivalry with France. For lunch, Celler Sa Premsa is a locals' favourite famed for its paella.

Outside the capital, the Cuevas del Drach near Porto Cristo are among the island's best-known natural attractions — limestone chambers of stalactites and stalagmites leading down to Lake Martel, an underground lake where musicians perform classical concerts from illuminated boats while you sit in the dark.

For a quieter base, Portocolom on the south-east coast is a traditional fishing village with a pretty harbour, waterfront restaurants and coastal walking paths. The writer stayed at the newly refurbished Wyndham Portocolom, which reopened in April 2026, 150 metres from Cala Marçal Beach. It blends self-catering units with hotel facilities like a pool and gym, with the harbour a 20-minute walk away. Rates start from €720 (about £625) for seven nights for up to six people — a genuinely good deal if you split it with a group.

Who's it for? Anyone who wants beach weather, proper food and historic sights without peak-season prices or queues. September through November looks like the sweet spot, and the writer came back describing the trip as a total reset — which, according to local legend about slowing heart rates on arrival, is exactly what the island does.