Praia Grande is an expansive Atlantic beach, and while popular for swimming, it can experience strong waves and currents, particularly on windy days. During the peak summer season, the beach is typically supervised by lifeguards, making it safer for families. However, parents should always be vigilant and keep children close. The northern end, near the saltwater pool, can offer slightly calmer conditions.

For surfing, Praia Grande is excellent year-round, with consistent waves attracting surfers of all levels. For general beach activities like sunbathing and swimming, the best time is during the warmer months from June to September, when the weather is most pleasant. To avoid the largest crowds, consider visiting in late spring or early autumn, when the weather is still good but the beach is less busy.

From Sintra, Praia Grande is easily accessible by local bus services, which run regularly. The journey offers scenic views. If driving from Sintra, it's a short and straightforward drive, with parking available near the beach (though it can fill up quickly). From Lisbon, driving is the most convenient option, taking approximately 45-60 minutes. Taxis or ride-sharing services are also available.

Yes, Praia Grande is well-equipped with dining options. You'll find several restaurants and beach bars directly on or very near the beach, offering fresh seafood and traditional Portuguese cuisine. For accommodation, there are hotels, guesthouses, and holiday rentals in the immediate vicinity of Praia Grande, catering to various budgets. The nearby village of Colares also offers additional choices.

Praia Grande is distinguished by being the largest and one of the most popular beaches in the Sintra area. It's famous for its excellent surfing conditions, attracting a vibrant surf community. Another unique feature is the large saltwater swimming pool located at the northern end, offering a calmer alternative to the ocean waves. The dramatic cliffs and expansive sandy stretch also contribute to its scenic appeal and popularity.