Opening days in Cascais: what's closed on Monday and what's open every day

Showing up at a closed door is the classic trip-ruiner. Of the 7 top attractions in Cascais with known opening hours, 3 close on Monday. Pick a day to see what's open and what's closed.

Pick a day

Mon3 Tue Wed Thu Fri Sat Sun

Monday in Cascais

3 closed · 4 open

Only 4 of 7 top sights are open on Monday, so expect queues at those — arrive at opening time.

Closed on Monday

Open on Monday

Boca do InfernoOpen 24 hoursOpen late
Marina de Cascais8:30–2:00Open late
Parque Marechal Carmona8:30–20:00
Paço Real de Cascais10:00–22:00Open late

Closed-day plan B

Walking tours and day trips run every day of the week, museums or not. The easiest way to fill a day when the big sights are shut.

Opening days at a glance

Local time, 24-hour clock. Tap a sight for details and tickets.

	Mon	Tue	Wed	Thu	Fri	Sat	Sun
Boca do Inferno	24h	24h	24h	24h	24h	24h	24h
Cidadela de Cascais	✕	10–1314–18	10–1314–18	10–1314–18	10–1314–18	10–1314–18	10–1314–18
Marina de Cascais	8:30–2	8:30–2	8:30–23:59	0–28:30–2	8:30–2	8:30–2	8:30–2
Parque Marechal Carmona	8:30–20	8:30–20	8:30–20	8:30–20	8:30–22	8:30–20	8:30–20
Farol de Santa Marta	✕	10–18	10–18	10–18	10–18	10–18	10–18
Casa das Histórias Paula Rego	✕	10–18	10–18	10–18	10–18	10–18	10–18
Paço Real de Cascais	10–22	10–22	10–22	10–22	10–22	10–22	10–22

Open late in Cascais

Sights still open after 20:00 — good for warm evenings and busy days.

Boca do InfernoOpen late until 24:00 on every day
Marina de CascaisOpen late until 24:00 on every day
Parque Marechal CarmonaOpen late until 22:00 on Fri
Paço Real de CascaisOpen late until 22:00 on every day

Frequently asked questions

Are museums and attractions in Cascais closed on Monday?

Some are. 3 of the 7 top sights in Cascais with known hours close on Monday: Cidadela de Cascais, Farol de Santa Marta, Casa das Histórias Paula Rego. The other 4 are open.

What is open on Sunday in Cascais?

On Sunday, 7 of the 7 top sights in Cascais are open: Boca do Inferno, Cidadela de Cascais, Marina de Cascais, Parque Marechal Carmona, Farol de Santa Marta, Casa das Histórias Paula Rego, Paço Real de Cascais.

Which attractions in Cascais are open every day?

4 top sights in Cascais are open all seven days: Boca do Inferno, Marina de Cascais, Parque Marechal Carmona, Paço Real de Cascais.

Which sights in Cascais are open late?

Boca do Inferno, Marina de Cascais, Parque Marechal Carmona, Paço Real de Cascais stay open until 20:00 or later on some days.

Opening days from Google Maps (checked 2026-03-12). Public holidays, strikes and seasonal hours can differ — check the official website before you go. Times are local (Europe/Lisbon).

All things to do in Cascais