October gives you 22.5C days, a sea still warmer than June and thinning crowds, plus the year's first real rain and the evening the clocks take away on 25 October.
The wildest beach within reach of Lisbon, where the wind runs the day. Which bus actually goes there, whether you can swim, and how to time the nortada.
Lisbon's own beach is 15km of Atlantic sand across the bridge. Which bus to take, which stretch to pick, and why the famous beach train still isn't running.
From the Algarve's warm lagoon islands to the empty Alentejo and Porto Santo's 9km of golden sand: where Portugal's best beaches really are, coast by coast.